1 2012-02-13 Richard Guenther <rguenther@suse.de>
4 * passes.c (enable_disable_pass): Fix typo.
6 2012-02-13 Jakub Jelinek <jakub@redhat.com>
9 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
10 XOR for reduce_bit_field if type is unsigned.
12 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
14 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
15 disallow changes from SFmode to mode with different size in FP regs.
17 2012-02-12 Robert Millan <rmh@gnu.org>
18 Gerald Pfeifer <gerald@pfeifer.com>
20 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
23 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
25 PR rtl-optimization/52175
26 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
27 to frame-related instructions.
29 2012-02-10 Jason Merrill <jason@redhat.com>
32 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
33 (demangle_new_symbols): Fill it.
34 (scan_linker_output): Walk it.
35 (start_tweaking): Split out from scan_linker_output.
36 (maybe_tweak): Update sym->chosen.
37 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
39 2012-02-11 Jakub Jelinek <jakub@redhat.com>
42 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use
45 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
47 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
48 having the same mode as previous compare.
50 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
52 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
53 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
54 (nonlocal_goto_internal): Likewise.
55 (nonlocal_goto): Emit a use and an indirect jump directly.
57 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
60 * doc/extend.texi : Update comments for __atomic_compare_exchange and
61 __atomic_{is,always}_lock_free.
63 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
66 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
67 negative constant address for x32.
69 2012-02-10 Richard Henderson <rth@redhat.com>
71 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
72 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
73 for GIMPLE_TRANSACTION. Tidy if's into a switch.
75 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
76 Ira Rosen <irar@il.ibm.com>
78 PR tree-optimization/50031
79 * targhooks.c (default_builtin_vectorization_cost): Handle
81 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
82 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
83 all types of reduction and pattern statements.
84 (vect_estimate_min_profitable_iters): Likewise.
85 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
86 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
87 for explicit realigns.
88 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
89 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
91 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
92 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
93 vec_perm for VSX and handle vec_promote_demote.
95 2012-02-10 Jakub Jelinek <jakub@redhat.com>
98 * builtins.c (fold_builtin_atomic_always_lock_free,
99 expand_builtin_atomic_always_lock_free,
100 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
101 Return and/or test boolean_true_node/boolean_false_node instead of
102 integer_one_node/integer_zero_node.
104 2012-02-10 Jan Hubicka <jh@suse.cz>
107 * predict.c (predict_paths_for_bb): Prevent looping.
108 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
110 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
112 * config/arm/arm.c (output_move_double): In one case properly
113 count number of instructions that will be emitted.
115 2012-02-10 Richard Guenther <rguenther@suse.de>
118 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
120 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
123 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
125 2012-02-09 Jakub Jelinek <jakub@redhat.com>
128 * var-tracking.c (emit_note_insn_var_location): If
129 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
130 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
131 non-NOTE_DURING_CALL_P insn.
133 2012-02-09 Bin Cheng <bin.cheng@arm.com>
136 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
138 2012-02-08 Magnus Granberg <zorry@gentoo.org>
141 * gcc.c (switch_matches) Support switches with separated form,
144 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
146 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
149 * config/avr/avr.c (avr_addr_t): New typedef.
150 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
151 (avr_init_expanders): Initialize it.
152 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
154 (expand_epilogue): Ditto.
155 (avr_print_operand): Ditto.
156 (avr_file_start): Ditto.
157 (avr_emit_movmemhi): Ditto.
159 2012-02-08 Richard Guenther <rguenther@suse.de>
161 PR tree-optimization/46886
162 * tree-flow.h (do_while_loop_p): Declare.
163 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
164 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
166 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
168 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
169 always succeed for integers larger than a native word.
171 2012-02-08 Richard Guenther <rguenther@suse.de>
173 PR rtl-optimization/52170
174 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
175 properly handle integer vector modes.
177 2012-02-08 Jakub Jelinek <jakub@redhat.com>
179 PR gcov-profile/52150
180 * coverage.c: Include target.h.
181 (build_var): Call targetm.strip_name_encoding on the assembler name.
182 Change one _ into . or $ if the target allows it.
183 * Makefile.in (coverage.o): Depend on $(TARGET_H).
185 PR rtl-optimization/52139
186 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
187 is a BARRIER after emit_insn_after_noloc, move BB_END
188 to the last non-BARRIER insn before it.
190 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
193 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
194 (mips_gimplify_va_arg_expr): Call it instead of
195 std_gimplify_va_arg_expr.
197 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
199 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
200 message for -mno-pointers-to-nested-function.
202 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
205 * expr.c (get_inner_reference): If there is an offset, add a negative
206 bit position to it (if any).
208 2012-02-07 Jakub Jelinek <jakub@redhat.com>
210 PR rtl-optimization/52060
211 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
212 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
213 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
214 and/or i0src_copy2 when needed.
216 2012-02-07 Jakub Jelinek <jakub@redhat.com>
218 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
219 or LTOPLUGINSONAME if have_c.
221 * config/freebsd-spec.h: Add comment about what macros can be defined
223 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
224 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
227 2012-02-07 Richard Guenther <rguenther@suse.de>
229 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
230 newline in -alias dumps.
232 2012-02-07 Kai Tietz <ktietz@redhat.com>
233 Dave Korn <dave.korn.cygwin@gmail.com>
236 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
237 Take care that typinfo gets dllexport-attribute.
239 2012-02-07 Jakub Jelinek <jakub@redhat.com>
242 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
243 if modifier < EXPAND_SUM call force_operand on the result.
245 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
247 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
248 adding __forwarder_dst__ prefix if a forwarder_section attribute is
250 (epiphany_function_type): Replace types for specific interrupts with
251 EPIPHANY_FUNCTION_INTERRUPT.
252 (EPIPHANY_INTERRUPT_P): Update.
253 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
255 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
256 <disinterrupt>: Affects type identity.
257 (epiphany_handle_interrupt_attribute): Handle variable number of
259 (epiphany_compute_function_type): Update for new
260 epiphany_function_type definition.
261 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
262 handlers with a longcall forwarder.
263 (epiphany_start_function): Handle multiple interrupt arguments and/or
264 forwarder_section attribute.
266 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
269 2012-02-07 Alan Modra <amodra@gmail.com>
272 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
275 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
277 PR tree-optimization/50969
278 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
279 use vec_perm rather than vector_stmt.
280 (vect_model_load_cost): Likewise.
281 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
282 vec_perm to be the same as other vector statements.
283 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
284 cost of vec_perm for TARGET_VSX.
286 2012-02-06 Richard Guenther <rguenther@suse.de>
288 PR tree-optimization/52115
289 * tree-sra.c (access_has_replacements_p): New function.
290 (sra_modify_assign): Use it to decide whether a use is uninitialized.
292 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
295 * trans-mem.c (expand_call_tm): Add an assertion.
296 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
299 2012-02-06 Richard Guenther <rguenther@suse.de>
301 PR tree-optimization/50955
302 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
303 raise cost of expressions that replace an address with an
304 expression based on a different pointer.
306 2012-02-06 Jakub Jelinek <jakub@redhat.com>
309 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
310 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
312 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
315 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
316 -Weffc++ and specify guidelines come from second edition.
318 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
320 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
321 (sibcall_value_multiple_internal, call_split, call_internal_direct)
322 (call_direct_split, call_value_split, call_value_internal_direct)
323 (call_value_direct_split, call_value_multiple_split): Use jal and
324 jal_macro attributes.
326 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
328 * reload1.c (reload_regs_reach_end_p): Replace with...
329 (reload_reg_rtx_reaches_end_p): ...this function.
330 (new_spill_reg_store): Update commentary.
331 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
332 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
333 before setting new_spill_reg_store.
334 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
335 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
336 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
337 for non-spill reload registers.
339 2012-02-05 Ira Rosen <irar@il.ibm.com>
341 PR tree-optimization/52091
342 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
343 (vect_is_simple_use_1): Likewise.
344 * tree-vect-loop.c (vectorizable_reduction): Update calls
345 to vect_is_simple_use_1 and vect_is_simple_use.
346 (vectorizable_live_operation): Likewise.
347 * tree-vect-patterns.c (widened_name_p,
348 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
349 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
350 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
351 vectorizable_shift,vectorizable_operation, vectorizable_store,
352 vectorizable_load): Likewise.
353 (vect_is_simple_cond): Add an argument, pass it to
354 vect_is_simple_use_1.
355 (vectorizable_condition): Update calls to vect_is_simple_cond,
357 (vect_is_simple_use): Add an argument, the statement in which
358 OPERAND is used. Check that if OPERAND's def stmt is a double
359 reduction phi node, the use is a phi node too.
360 (vect_is_simple_use_1): Add an argument, pass it to
362 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
363 to vect_is_simple_use.
365 2012-02-04 Jakub Jelinek <jakub@redhat.com>
367 PR rtl-optimization/52095
368 * modulo-sched.c (dump_insn_locator): New function.
369 (loop_canon_p, sms_schedule): Use it.
371 PR rtl-optimization/52113
372 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
373 even for decomposable shift/zext insns.
375 2012-02-03 Jakub Jelinek <jakub@redhat.com>
376 Zdenek Dvorak <ook@ucw.cz>
378 PR rtl-optimization/52092
379 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
380 on get_iv_value result.
382 2012-02-02 Andrew Pinski <apinski@cavium.com>
386 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
388 2012-02-02 Jakub Jelinek <jakub@redhat.com>
391 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
393 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
395 PR rtl-optimization/49800
396 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
397 (sched_finish): Call regstat_free_n_sets_and_refs.
399 2012-02-02 Jia Liu <proljc@gmail.com>
401 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
404 2012-02-02 Jan Hubicka <jh@suse.cz>
405 Tom de Vries <tom@codesourcery.com>
408 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
409 * varpool.c (varpool_analyze_pending_decls): Likewise.
411 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
412 Jayant R Sonar <jayant.sonar@kpitcummins.com>
414 * config.gcc: Add cr16-* support.
416 * doc/extend.texi: Document cr16 extensions.
417 * doc/install.texi: Document cr16 install.
418 * doc/invoke.texi: Document cr16 options.
419 * doc/md.texi: Document cr16 constraints.
421 * common/config/cr16/cr16-common.c: New file.
422 * config/cr16/cr16.c: New file.
423 * config/cr16/cr16.h: New file.
424 * config/cr16/cr16.md: New file.
425 * config/cr16/cr16.opt: New file.
426 * config/cr16/cr16-protos.h: New file.
427 * config/cr16/predicates.md: New file.
428 * config/cr16/constraints.md: New file.
429 * config/cr16/t-cr16: New file.
431 2012-02-02 Jakub Jelinek <jakub@redhat.com>
434 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
435 that operands[2] is either immediate, or q_regs_operand.
437 PR tree-optimization/52073
438 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
439 a pattern stmt for pattern uses, ignore uses outside of the loop.
441 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
443 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
444 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
445 (OUT_AS1, OUT_AS2): Remove.
447 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
449 PR rtl-optimization/51374
450 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
451 to cross other volatile_refs_p insns.
453 2012-02-01 Richard Guenther <rguenther@suse.de>
455 * doc/invoke.texi (fno-inline): Clarify documentation.
456 (finline-small-functions): Likewise.
457 (finline-functions): Likewise.
458 * common.opt (finline): Adjust comment and documentation.
459 (finline-small-functions): Clarify documentation.
460 (finline-functions): Likewise.
461 (finline-functions-called-once): Likewise.
463 2012-02-01 Tristan Gingold <gingold@adacore.com>
465 * c-typeck.c (composite_type): Keep mode for pointers.
467 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
469 * function.h (regno_reg_rtx): Adjust comment.
470 * reginfo.c (init_reg_modes_target): Only use the previous mode
471 if it fits within one register. Remove MIPS comment.
473 2012-01-31 Jakub Jelinek <jakub@redhat.com>
476 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
478 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
480 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
483 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
485 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
487 2012-01-31 Jakub Jelinek <jakub@redhat.com>
492 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
494 2012-01-31 Richard Guenther <rguenther@suse.de>
496 PR tree-optimization/51528
497 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
500 2012-01-31 Jakub Jelinek <jakub@redhat.com>
505 * ree.c (add_removable_extension): Change def_map argument
506 to unsigned *, store in def_map 1 + offset into *insn_list vector
507 instead of pointers into the vector.
508 (find_removable_extensions): Adjust caller.
510 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
512 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
513 Transform all "* quoted-c-code" to { c-code }.
514 Remove redundant test for "optimize" in combine patterns.
515 Move (include "avr-dimode.md") to end of file.
517 2012-01-30 Bin Cheng <bin.cheng@arm.com>
520 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
521 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
523 2012-01-30 Richard Guenther <rguenther@suse.de>
525 PR tree-optimization/52028
526 * tree-loop-distribution.c (ldist_gen): Properly update
529 2012-01-30 Jakub Jelinek <jakub@redhat.com>
532 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
533 set_cur_line_info_table if not emitting debug info.
535 PR tree-optimization/52046
536 * tree-vect-patterns.c (check_bool_pattern): Give up if
537 a comparison could throw.
540 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
542 2012-01-30 Richard Guenther <rguenther@suse.de>
544 PR tree-optimization/52045
545 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
546 SSA form if cfgcleanup did anything.
548 2012-01-30 Richard Guenther <rguenther@suse.de>
550 PR tree-optimization/52045
551 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
552 before computing final todo.
554 2012-01-30 Richard Guenther <rguenther@suse.de>
556 PR tree-optimization/51528
557 * tree-sra.c (sra_modify_assign): Re-factor in preparation
560 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
562 * df-problems.c (df_kill_notes): Check that the use refers
563 to the note under examination.
565 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
568 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
569 parameter and use short-lived pseudos.
570 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
571 (sparc_expand_vector_init): Const-ify local variables and adjust
572 calls to above functions.
574 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
576 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
578 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
580 * doc/invoke.texi: Make usage of "compile time" and
581 "run time"/"runtime" consistent throughout the file.
583 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
585 * config/alpha/alpha.c (alpha_option_override): Default to
586 full IEEE compliance mode for Go language.
588 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
590 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
591 (LINK_SSP_SPEC): Define.
593 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
596 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
599 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
601 * doc/invoke.texi: Correct hyphenation of "floating point",
602 "double precision", and related terminology throughout the file.
604 2012-01-28 Jakub Jelinek <jakub@redhat.com>
607 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
608 arm_general_register_operand predicate for operand 2 instead of
611 2012-01-27 Ian Lance Taylor <iant@google.com>
614 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
615 * builtins.c (expand_builtin_init_trampoline): Add onstack
616 parameter. Change caller.
617 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
618 * tree.c (build_common_builtin_nodes): Declare
619 __builtin_init_heap_trampoline.
621 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
623 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
624 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
625 * config/avr/avr.c: Ditto.
626 (avr_regnames): Remove because unused.
627 * config/avr/avr.md (*cpse.ne): New peephole.
628 (*cpse.eq): New peephole from former cpse peepholes.
630 2012-01-27 Michael Eager <eager@eagercon.com>
632 * config/microblaze.c (microblaze_emit_compare): Correct
633 test after pcmp instruction.
635 2012-01-27 Richard Guenther <rguenther@suse.de>
637 PR tree-optimization/52020
638 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
640 2012-01-27 Richard Guenther <rguenther@suse.de>
642 * ipa-pure-const.c (check_stmt): Clobbers do not make a
643 function non-const/pure.
645 2012-01-27 Richard Guenther <rguenther@suse.de>
647 PR tree-optimization/50444
648 * tree-sra.c (build_ref_for_offset): Properly adjust the
649 MEM_REF type for unaligned accesses.
651 2012-01-27 Richard Guenther <rguenther@suse.de>
653 PR tree-optimization/50444
654 * expr.c (mem_ref_refers_to_non_mem_p): New function.
655 (expand_assignment): Use it. Properly handle misaligned
656 bases when expanding stores to component references.
657 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
660 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
663 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
664 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
665 * tree-data-ref.c (find_data_references_in_loop): Make static.
666 (compute_all_dependences): Change return type to bool. Bail out
667 for too many datarefs in a loop. Move the hunk resetting the data
668 dependences vector from ...
669 (compute_data_dependences_for_loop): ... here. Account for
670 compute_all_dependences returning false.
671 (compute_data_dependences_for_bb): Likewise.
672 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
673 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
675 2012-01-27 Richard Guenther <rguenther@suse.de>
678 * expr.c (store_field): Use the alias-set of the scratch memory
681 2012-01-27 Tom de Vries <tom@codesourcery.com>
683 PR tree-optimization/51990
684 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
686 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
688 2012-01-27 Jakub Jelinek <jakub@redhat.com>
691 * var-tracking.c (reverse_op): Don't add any reverse operation
692 if V already has any constant locations.
694 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
696 * doc/invoke.texi: Correct usage of "command line" (noun)
697 vs "command-line" (adjective) throughout.
699 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
701 * doc/invoke.texi (Language Independent Options): Move
702 -Wcoverage-mismatch blurb from here....
703 (Warning Options): ...to here.
705 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
707 * config/rs6000/rs6000.c (rs6000_option_override_internal):
708 Set rs6000_always_hint to false for 476.
710 2012-01-27 Matthias Klose <doko@ubuntu.com>
712 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
714 * incpath.c (add_standard_paths): Likewise.
716 2012-01-27 Richard Henderson <rth@redhat.com>
718 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
719 * config/m68k/sync.md (atomic_test_and_set): Rename from
720 sync_test_and_setqi and adjust the operands.
721 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
722 and unconditionally enable.
724 2012-01-27 Richard Henderson <rth@redhat.com>
726 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
727 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
728 (ldstub): Rename from ldstubqi.
729 (ldstub<I24MODE>): Remove.
731 2012-01-27 Richard Henderson <rth@redhat.com>
733 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
734 * c-cppbuiltin.c (cpp_atomic_builtins): Define
735 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
736 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
737 * doc/tm.texi: Rebuild.
739 2012-01-27 Richard Henderson <rth@redhat.com>
741 * optabs.c (gen_atomic_test_and_set): Remove default.
742 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
744 2012-01-26 Jakub Jelinek <jakub@redhat.com>
746 PR rtl-optimization/51978
747 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
748 (combine_reaching_defs): Likewise.
749 (struct re_info): Remove.
750 (add_removable_extension): Remove x and data arguments,
751 add insn, insn_list and def_map. Use the arguments directly
752 instead of using struct re_info.
753 (find_removable_extensions): Don't call add_removable_extension
754 through note_stores, instead just call it with single_set
756 (find_and_remove_re): Pass curr_cand->expr instead of
757 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
759 2012-01-26 Michael Matz <matz@suse.de>
761 PR tree-optimization/46590
762 * cfgexpand.c: Revert last change (r183305).
763 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
765 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
766 checking for emptiness.
768 2012-01-26 Jakub Jelinek <jakub@redhat.com>
771 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
772 non-addressable non-BLKmode base correctly.
774 2012-01-26 Michael Matz <matz@suse.de>
776 PR tree-optimization/48794
777 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
778 regions referenced from RESX/EH_DISPATCH.
780 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
782 * config/s390/s390.h: Make BRANCH_COST an option.
783 * config/s390/s390.opt: New option -mbranch-cost.
785 2012-01-26 Richard Henderson <rth@redhat.com>
787 Revert 2012-01-24 change:
788 * trans-mem.c (requires_barrier): Do not instrument thread local
789 variables and emit save/restore for them.
791 2012-01-25 Jakub Jelinek <jakub@redhat.com>
794 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
797 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
799 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
802 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
805 Rename __pgm to __flash.
806 Rename __pgm1 to __flash1.
807 Rename __pgm2 to __flash2.
808 Rename __pgm3 to __flash3.
809 Rename __pgm4 to __flash4.
810 Rename __pgm5 to __flash5.
811 Rename __pgmx to __memx.
812 * doc/extend.texi (AVR Named Address Spaces)
813 Rename address space names as indicated above.
814 * config/avr/avr.c (avr_addrspace): Ditto.
816 * config/avr/avr-protos.h
817 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
818 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
819 * config/avr/predicates.md: Ditto.
820 * config/avr/avr.c Ditto, and
821 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
822 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
824 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
825 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
826 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
827 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
828 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
829 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
830 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
831 * config/avr/avr.c: Ditto.
832 * config/avr/avr.md: Ditto.
834 2012-01-25 Jason Merrill <jason@redhat.com>
837 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
839 2012-01-25 Jakub Jelinek <jakub@redhat.com>
841 PR tree-optimization/51987
842 * tree-data-ref.c (get_references_in_stmt): Handle references in
843 non-volatile GIMPLE_ASM.
845 2012-01-25 Richard Guenther <rguenther@suse.de>
847 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
848 bases are dereferenced.
850 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
852 PR rtl-optimization/48374
853 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
855 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
857 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
858 compute_data_dependences_for_loop returns false.
859 * tree-parloops.c (loop_parallel_p): Likewise.
861 2012-01-25 Richard Guenther <rguenther@suse.de>
863 * tree.h (get_pointer_alignment_1): Declare.
864 * builtins.c (get_pointer_alignment_1): New function.
865 (get_pointer_alignment): Use it.
867 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
869 PR rtl-optimization/48308
870 * combine.c (enum undo_kind): Add UNDO_LINKS.
871 (struct undo): Add member l to other_contents and where.
872 (do_SUBST_LINK): New.
874 (try_combine): Handle LOG_LINKS for the dummy i1 case.
875 (undo_all): Handle UNDO_LINKS.
877 2012-01-25 Richard Henderson <rth@redhat.com>
879 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
882 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
884 * optabs.c (gen_atomic_test_and_set): Use each argument.
886 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
888 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
889 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
890 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
891 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
892 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
893 TARGET_PAIRED_SINGLE_FLOAT.
895 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
897 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
898 (in_struct, return_val): Remove MEM documentation.
899 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
900 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
901 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
903 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
904 * cfgexpand.c (add_alias_set_conflicts): Likewise.
905 * expr.c (store_field): Likewise.
906 * function.c (assign_stack_temp_for_type): Likewise.
907 * ifcvt.c (noce_try_cmove_arith): Likewise.
908 * reload1.c (reload): Likewise.
909 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
910 (alpha_set_memflags): Likewise.
911 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
913 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
915 * rtl.h (true_dependence, canon_true_dependence): Remove varies
917 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
918 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
919 (true_dependence_1, true_dependence, canon_true_dependence): Remove
921 * cselib.c (cselib_rtx_varies_p): Delete.
922 (cselib_invalidate_mem): Update call to canon_true_dependence.
923 * dse.c (record_store, check_mem_read_rtx): Likewise.
924 (scan_reads_nospill): Likewise.
925 * cse.c (check_dependence): Likewise.
926 (cse_rtx_varies_p): Delete.
927 * expr.c (safe_from_p): Update call to true_dependence.
928 * ira.c (validate_equiv_mem_from_store): Likewise.
929 (memref_referenced_p): Likewise.
930 * postreload-gcse.c (find_mem_conflicts): Likewise.
931 * sched-deps.c (sched_analyze_2): Likewise.
932 * store-motion.c (load_kills_store): Likewise.
933 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
934 * gcse.c (mems_conflict_for_gcse_p): Likewise.
935 (compute_transp): Update call to canon_true_dependence.
937 2012-01-25 Richard Henderson <rth@redhat.com>
939 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
940 (maybe_emit_atomic_test_and_set): New.
941 (expand_sync_lock_test_and_set): Use it.
942 (expand_atomic_test_and_set): Likewise.
943 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
944 the implementation; clarify implementation defined details.
945 * doc/md.texi (atomic_test_and_set): Document.
947 2012-01-25 Richard Henderson <rth@redhat.com>
949 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
951 2012-01-25 Richard Henderson <rth@redhat.com>
954 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
955 to effect no-op split.
957 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
960 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
961 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
962 (BT_FN_VOID_PTR_INT_SIZE): New.
963 (BT_FN_UINT_UINT_VAR): Remove.
964 (BT_FN_UINT32_UINT32_VAR): New.
965 (BT_FN_DOUBLE_VPTR): Remove.
966 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
968 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
969 (_ITM_changeTransactionMode): Same.
970 (_ITM_memmoveRtWt): Change return type to void.
971 (_ITM_memcpyRtWt): Same.
972 (_ITM_memsetW): Same.
973 (_ITM_RaRD): Change types to double.
978 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
980 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
981 Patrick Marlier <patrick.marlier@gmail.com>
983 * trans-mem.c (requires_barrier): Do not instrument thread local
984 variables and emit save/restore for them.
986 2012-01-24 Jason Merrill <jason@redhat.com>
989 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
990 output static aliases.
992 2012-01-24 Jakub Jelinek <jakub@redhat.com>
995 * common.opt (-pie, -shared, pie, shared): Change from Common to
997 * gcc.c (display_help): Display help for -pie and -shared.
999 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1002 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1003 Remove note on size/offset limitation.
1004 (AVR Variable Attributes): Add example how to read data located
1005 with progmem. Refer to named address spaces.
1006 * doc/invoke.texi (AVR Options): Fix typo.
1008 2012-01-24 Richard Guenther <rguenther@suse.de>
1010 Forward-port to trunk
1011 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1014 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1015 op0 isn't sufficiently aligned and there is movmisalignM
1016 insn for mode, use it to load op0 into a temporary register.
1018 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1021 * target.def (const_not_ok_for_debug_p): New hook.
1022 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1024 * doc/tm.texi: Regenerated.
1025 * dwarf2out.c (const_ok_for_output_1): If
1026 targetm.const_not_ok_for_debug_p returns true, fail.
1027 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1029 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1031 2012-01-23 Kai Tietz <ktietz@redhat.com>
1034 * config/i386/predicates.md (symbolic_operand): Allow
1035 UNSPEC_PCREL as PIC expression for lea.
1036 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1037 * config/i386/i386.c (ix86_delegitimize_address): Handle
1038 UNSPEC_PCREL for none-MEM, too.
1040 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1042 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1043 (ipa_tm_create_version_alias): Same.
1045 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1048 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
1049 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
1051 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1052 Patrick Marlier <patrick.marlier@gmail.com>
1053 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1056 * lto-wrapper.c (run_gcc): Pass the LTO section name to
1057 simple_object_start_read.
1059 2012-01-23 Richard Guenther <rguenther@suse.de>
1062 PR tree-optimization/51895
1063 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
1064 parameter decomposition into BLKmode components.
1066 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
1068 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
1069 fake variables for restrict-qualified pointers whose pointed-to type
1070 contains a placeholder.
1072 2012-01-23 Richard Guenther <rguenther@suse.de>
1074 PR tree-optimization/51949
1075 * ipa-split.c (execute_split_functions): Do not split malloc functions.
1077 2012-01-23 Jakub Jelinek <jakub@redhat.com>
1079 PR rtl-optimization/51933
1080 * ree.c (transform_ifelse): Return true right away if dstreg is
1081 already wider or equal to cand->mode.
1082 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
1083 (make_defs_and_copies_lists): Remove defs_list and copies_list
1084 arguments, add state argument, just truncate state->work_list
1085 instead of always allocating and freeing the vector. Assert that
1086 get_defs succeeds instead of returning 2. Changed return type to bool.
1087 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
1088 have ext_src_mode, see if it has been modified already with the
1089 right kind of extension and has been extended before from the
1090 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
1091 just return true. Remember the original mode in state->modified array.
1092 (combine_reaching_defs): Add state argument. Don't allocate and
1093 free here def_list, copied_list and vec vectors, instead just
1094 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
1095 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
1096 Add state variable, clear vectors in it, initialize state.modified
1097 if needed. Free all the vectors at the end and state.modified too.
1098 Don't skip a candidate if the extension expression has been modified.
1100 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1103 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1104 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1105 (extra_options) interix.opt -> i386/interix.opt"
1106 (extra_objs):Add winnt-stubs.o
1107 * configure.ac: Add interix to target_os .comm on PE check.
1108 * configure: Regenerate.
1109 * config/interix3.h: Delete and move bits to..
1110 * config/interix.h: Delete and move bits to..
1111 * config/i386/i386-interix3.h: Delete and move bits to..
1112 * config/i386/i386-interix.h: ..here.
1113 (TARGET_CPU_DEFAULT): Remove redefinition.
1114 (TARGET_ASM_CONSTRUCTOR): Undefine.
1115 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1116 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1117 (PTRDIFF_TYPE): Define.
1118 (LONG_DOUBLE_TYPE_SIZE): Define.
1119 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1120 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1121 (TARGET_SECTION_TYPE_FLAGS): Define.
1122 (ASM_DECLARE_FUNCTION_NAME): Define.
1123 (ASM_OUTPUT_EXTERNAL): Define.
1124 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1125 (ASM_OUTPUT_ALIGNED_BSS): Define.
1126 (PCC_BITFIELD_TYPE_MATTERS): Define.
1127 (USE_CONST_SECTION): Define.
1128 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1129 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1130 (SUPPORTS_ONE_ONLY): Remove.
1131 (I386_PE_STRIP_ENCODING): Define.
1132 * config/interix.opt: Delete and move bits to..
1133 * config/i386/interix.opt: ..here. New.
1134 (mpe-aligned-commons): Add.
1135 * config/i386/t-interix: Add copyright header.
1136 (winnt-stubs.o): Add rule.
1138 2012-01-22 Jason Merrill <jason@redhat.com>
1141 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1142 for extra name aliases.
1144 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1146 PR rtl-optimization/51924
1147 * ree.c (combine_set_extension): Improve debugging message.
1148 (combine_reaching_defs): Likewise.
1149 (get_defs): Rename confusingly named variable.
1150 (find_and_remove_re): Skip a candidate if the extension expression has
1153 2012-01-21 Robert Millan <rmh@gnu.org>
1154 Gerald Pfeifer <gerald@pfeifer.com>
1156 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1157 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1159 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1161 PR tree-optimization/51914
1162 * tree-vect-stmts.c (vectorizable_conversion): For
1163 cvt_type && modifier == WIDEN, put temporary with cvt_type
1164 at the beginning of vec_dsts and set vec_dest to temporary
1167 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1169 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1171 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1173 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1174 * config/rs6000/rs6000.c: Likewise.
1176 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1179 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1180 output_move_double on a copy of operands array.
1182 2012-01-20 Cary Coutant <ccoutant@google.com>
1183 Dodji Seketeli <dodji@redhat.com>
1186 * dwarf2out.c (copy_declaration_context): Return ref to parent
1187 of declaration DIE, if necessary.
1188 (remove_child_or_replace_with_skeleton): Add new parameter; update
1189 caller. Place skeleton DIE under parent DIE of original declaration.
1190 Move call to copy_declaration_context to here ...
1191 (break_out_comdat_types): ... from here.
1193 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1195 PR rtl-optimization/51856
1196 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1199 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1202 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1203 hints for neon loads and stores.
1205 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1209 * doc/extend.texi (Named Address Spaces): Split into subsections.
1210 (AVR Named Address Spaces): New subsection.
1211 (M32C Named Address Spaces): New subsection.
1212 (RL78 Named Address Spaces): New subsection.
1213 (SPU Named Address Spaces): New subsection.
1214 (Variable Attributes): New anchor "AVR Variable Attributes".
1215 (AVR Variable Attributes): Rewrite and avoid wording
1216 "address space" in this context.
1217 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1218 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1219 (AVR Built-in Macros): New subsubsection therein.
1220 * doc/md.texi (AVR constraints): Remove "C04", "R".
1222 2012-01-20 Richard Guenther <rguenther@suse.de>
1224 PR tree-optimization/51903
1225 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1226 when removing stmts.
1228 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1231 * config/arm/arm.c (arm_load_pic_register): Use
1232 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1233 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1234 (arm_pic_static_addr): Likewise.
1235 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1236 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1237 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1238 (pic_load_addr_unified): New.
1240 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1243 * function.c (instantiate_virtual_regs_in_insn): Use
1244 delete_insn_and_edges when removing a wrong asm insn.
1246 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1248 PR rtl-optimization/40761
1249 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1250 Add new member loop_num.
1251 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1252 (ira_build): Remove the parameter.
1254 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1255 (ira.c): Do not build CFG loops for one region allocation. Remove
1256 argument from ira_build call.
1258 * ira-build.c (init_loop_tree_node): New function.
1259 (create_loop_tree_nodes): Use it. Separate the case when CFG
1260 loops are not built.
1261 (more_one_region_p): Check current_loops.
1262 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1264 (add_loop_to_tree): Process loop equal to NULL too.
1265 (form_loop_tree): Separate the case when CFG loops are not built.
1266 Use explicitly number for the root.
1267 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1269 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1270 instead of loop->num.
1271 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1272 (mark_all_loops_for_removal): Ditto.
1273 (remove_unnecessary_regions): Separate the case when CFG loops
1275 (ira_build): Remove the parameter. Use explicit number of regions
1276 when CFG loops are not built.
1278 * ira-color.c (print_loop_title): Separate the case for the root node.
1279 Use loop_num instead of loop->num.
1280 (move_spill_restore): Use loop_num instead of loop->num.
1282 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1283 (change_loop): Ditto.
1284 (change_loop): Use loop_num instead of loop->num.
1286 * ira-lives.c (process_bb_node_lives): Ditto.
1288 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1290 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1292 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1295 * tree-mudflap.c (mf_artificial): New function.
1296 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1297 mx_register_decls, mudflap_enqueue_decl): Use it.
1300 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1301 numbers in the insn pattern.
1303 2012-01-19 Michael Matz <matz@suse.de>
1305 PR tree-optimization/46590
1306 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
1307 use it in remembering which conflicts we already created.
1308 (add_scope_conflicts): Adjust call to above, (de)allocate helper
1311 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
1314 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
1315 (merge_and_complain): Same.
1317 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1320 * config/initfini-array.h: Guard content of the header
1321 with #ifdef HAVE_INITFINI_ARRAY.
1322 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
1323 Add initfini-array.h to tm_file here.
1324 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
1325 * config.gcc: Don't add initfini-array.h to tm_file here.
1326 * configure: Regenerated.
1328 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
1330 PR rtl-optimization/51505
1331 * df-problems.c (df_kill_notes): New parameter live. Update comment.
1332 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
1333 (df_note_bb_compute): Update the call to df_kill_notes.
1335 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
1337 * trans-mem.c (requires_barrier): Remove call to is_global_var.
1339 2012-01-18 Richard Guenther <rguenther@suse.de>
1341 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
1342 of conversions to void *.
1344 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1345 Richard Sandiford <rdsandiford@googlemail.com>
1349 * optabs.h (simplify_expand_binop): Declare.
1350 * optabs.c (simplify_expand_binop): Make global.
1351 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
1352 endian targets if the source cannot be exactly covered by word
1355 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1358 * hard-reg-set.h (struct hard_reg_set_container): New type.
1359 * target.h (struct hard_reg_set_container): Forward declare.
1360 * target.def (set_up_by_prologue): New target hook.
1361 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
1362 * doc/tm.texi: Regenerated.
1363 * function.c (thread_prologue_and_epilogue_insns): Change
1364 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
1365 Call targetm.set_up_by_prologue on it.
1366 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
1367 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
1369 2012-01-17 Nick Clifton <nickc@redhat.com>
1371 * config/rx/rx.c (rx_can_use_simple_return): New function.
1372 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
1373 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
1375 2012-01-17 Richard Guenther <rguenther@suse.de>
1378 * expr.c (expand_assignment): Take address-space information
1379 from the address operand of MEM_REF and TARGET_MEM_REF.
1380 (expand_expr_real_1): Likewise.
1382 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1384 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
1385 reload dump is requested.
1387 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
1390 * trans-mem.c (requires_barrier): Call may_be_aliased.
1392 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1394 PR tree-optimization/51877
1395 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
1396 call arguments and fndecls compare equal, instead return false if they
1397 don't. Return true only if lhs1 and lhs2 are either both NULL, or
1398 both SSA_NAMEs that are valueized the same, or they satisfy
1401 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1403 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
1405 * configure: Regenerate.
1407 2012-01-16 Jan Hubicka <jh@suse.cz>
1411 * convert.c (convert_to_integer): Use fold_convert for
1412 converting an INTEGER_CST to integer type.
1414 2012-01-16 Jason Merrill <jason@redhat.com>
1417 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
1419 2012-01-16 Jakub Jelinek <jakub@redhat.com>
1422 * config/s390/s390.c (s390_chunkify_start): Don't skip
1423 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
1424 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
1425 If insn is followed by NOTE_INSN_VAR_LOCATION or
1426 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
1427 Don't use location of note insns.
1429 PR tree-optimization/51865
1430 * tree-inline.c (tree_function_versioning): Call remap_decl
1431 on DECL_RESULT whenever it has VOID_TYPE_P type.
1433 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1435 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
1436 for calls to locally-binding MIPS16 functions if only the return
1437 type uses float regs.
1439 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
1440 Richard Sandiford <rdsandiford@googlemail.com>
1442 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
1443 (SYMBOL_32_HIGH): Likewise.
1444 (mips_output_tls_reloc_directive): Declare.
1445 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
1446 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
1447 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
1448 (mips_lo_relocs, mips_hi_relocs): Make extern.
1449 (mips16_stub_function): Move up file.
1450 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
1451 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
1452 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
1453 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
1454 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
1455 (mips_get_tp): Add MIPS16 support.
1456 (mips_legitimize_tls_address): Remove MIPS16 sorry().
1457 Generalize DTPREL and TPREL handling.
1458 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
1459 Add MIPS16 TLS support.
1460 (mips_output_tls_reloc_directive): New function.
1461 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
1462 * config/mips/predicates.md (symbolic_operand_with_high)
1463 (tls_reloc_operand): New predicates.
1464 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
1465 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
1466 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
1467 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
1468 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
1469 (*tls_get_tp_mips16_call_<mode>): Likewise.
1471 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
1473 PR rtl-optimization/51821
1474 * recog.c (peep2_find_free_register): Determine clobbered registers
1477 2012-01-14 Denis Chertykov <chertykov@gmail.com>
1480 * config/avr/avr-protos.h: Revert change of 2012-01-09.
1481 * config/avr/avr.c: Likewise.
1482 * config/avr/avr.h: Likewise.
1484 2012-01-13 Ian Lance Taylor <iant@google.com>
1487 * tree.h (TYPE_QUALS): Add cast to int.
1488 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
1490 2012-01-13 Ian Lance Taylor <iant@google.com>
1492 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
1493 comparing param_index to VEC_length result.
1495 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
1497 * c-decl.c: Do not include tree-mudflap.h
1498 * tree-optimize.c: Likewise.
1499 * Makefile.in: Update dependencies.
1501 2012-01-13 Richard Guenther <rguenther@suse.de>
1504 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
1505 variable-sized result always use RSO.
1507 2012-01-12 DJ Delorie <dj@redhat.com>
1509 * cfgexpand.c (convert_debug_memory_address): Allow any valid
1510 pointer type, not just the default pointer type.
1512 2012-01-09 Richard Henderson <rth@redhat.com>
1513 Denis Chertykov <chertykov@gmail.com>
1516 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
1517 * config/avr/avr.c (avr_can_eliminate): Simplify.
1518 (avr_initial_elimination_offset): Likewise.
1519 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
1520 (expand_epilogue): Likewise.
1521 (avr_legitimize_address): Gut.
1522 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
1523 (avr_hard_regno_nregs): New.
1524 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
1525 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
1526 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
1527 add soft frame pointer.
1528 (CALL_USED_REGISTERS): Likewise.
1529 (REG_CLASS_CONTENTS): Likewise.
1530 (REGISTER_NAMES): Likewise.
1531 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
1532 (HARD_FRAME_POINTER_REGNUM): New.
1533 (FRAME_POINTER_REGNUM): Use soft frame pointer.
1534 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
1535 remove the HARD_FRAME_POINTER self-elimination.
1537 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
1540 * config/avr/avr.c (avr_encode_section_info): Test for absence of
1541 DECL_EXTERNAL when checking for initializers of progmem variables.
1543 2012-01-12 Ira Rosen <irar@il.ibm.com>
1545 PR tree-optimization/51799
1546 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
1547 that the last operation is a type demotion.
1549 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
1551 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
1552 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
1554 2012-01-11 Jakub Jelinek <jakub@redhat.com>
1557 * combine.c (distribute_notes): If i3 is a noreturn call,
1558 allow old_size to be equal to args_size and make sure the
1559 noreturn call gets REG_ARGS_SIZE note.
1560 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
1561 on noreturn calls even when the delta is 0.
1563 2012-01-11 Nathan Sidwell <nathan@acm.org>
1565 * gcov.c (STRING_SIZE): Remove.
1566 (generate_results): Erase annotations for source files with no
1567 coverage information.
1569 (output_lines): Use it.
1571 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1573 * gimple.h (gimplify_body): Remove first argument.
1574 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
1575 pointer set here, instead just pass DATA to walk_tree.
1576 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
1577 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
1578 (unvisit_body): Likewise, but with unmark_visited.
1579 (gimplify_body): Remove BODY_P argument and adjust.
1580 (gimplify_function_tree): Adjust call to gimplify_body.
1581 * omp-low.c (finalize_task_copyfn): Likewise.
1583 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1585 * tree.h (build_function_decl_skip_args): Add boolean parameter.
1586 (build_function_type_skip_args): Delete.
1587 * tree.c (build_function_type_skip_args): Make static and add
1588 SKIP_RETURN parameter. Fix thinko in the handling of variants.
1589 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
1590 pass it to build_function_type_skip_args.
1591 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
1592 (tree_function_versioning): Likewise.
1593 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
1594 build_function_decl_skip_args.
1595 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
1596 and pass it to build_function_decl_skip_args/tree_function_versioning.
1597 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
1598 * ipa-inline-transform.c (save_inline_function_body): Likewise.
1599 * trans-mem.c (ipa_tm_create_version): Likewise.
1600 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
1601 * tree-inline.c (declare_return_variable): Remove always-true test.
1602 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
1603 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
1604 * ipa-split.c (split_function): Skip the return value for the split
1605 part if it doesn't return.
1607 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1609 PR tree-optimization/49642
1610 * ipa-split.c (forbidden_dominators): New variable.
1611 (check_forbidden_calls): New function.
1612 (dominated_by_forbidden): Likewise.
1613 (consider_split): Check for forbidden dominators.
1614 (execute_split_functions): Initialize and free forbidden
1615 dominators info; call check_forbidden_calls.
1617 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1619 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
1621 2012-01-11 Nick Clifton <nickc@redhat.com>
1623 * config/rx/rx.md (return): Define pattern.
1625 2012-01-11 Richard Guenther <rguenther@suse.de>
1627 * doc/extend.texi (malloc attribute): Adjust according to
1630 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
1631 Patrick Marlier <patrick.marlier@gmail.com>
1634 * trans-mem.c (get_cg_data): Traverse aliases if requested.
1635 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
1636 (ipa_tm_note_irrevocable): Same.
1637 (ipa_tm_scan_irr_block): Same.
1638 (ipa_tm_decrement_clone_counts): Same.
1639 (ipa_tm_scan_irr_function): Same.
1640 (ipa_tm_create_version_alias): Same.
1641 (ipa_tm_create_version): Same.
1642 (ipa_tm_transform_calls_redirect): Same.
1643 (ipa_tm_transform_calls): Same.
1644 (ipa_tm_transform_transaction): Same.
1645 (ipa_tm_execute): Same.
1647 2012-01-10 Richard Guenther <rguenther@suse.de>
1650 * opts.c (common_handle_option): Handle -Werror.
1652 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
1654 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
1657 2012-01-10 Jason Merrill <jason@redhat.com>
1659 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
1662 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1664 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
1665 supports R_386_TLS_GD_PLT reloc.
1666 (gcc_cv_as_ix86_tlsldmplt): Check if linker
1667 supports R_386_TLS_LDM_PLT reloc.
1668 * configure: Regenerate.
1669 * config.in: Regenerate.
1671 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
1674 Extend __pgmx semantics to linearize memory.
1675 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
1676 determine if code comes inline or from libgcc.
1677 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
1678 (movmem_qi, movmem_qi): Set constraint #2 to "n".
1679 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
1680 (movmemx_qi, movmemx_hi): New insns.
1681 (xload_<mode>_libgcc): Rewrite to new insn condition.
1682 (xload_<mode>): Remove insns.
1683 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
1684 cases that don't satisfy avr_xload_libgcc_p().
1685 (avr_addr_space_convert): Allow converting in any direction.
1686 (avr_addr_space_subset_p): Return always true.
1687 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
1688 (avr_emit_movmemhi): Ditto.
1689 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
1690 (avr_out_movmem): Ditto.
1691 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
1692 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
1693 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
1694 (avr_encode_section_info): Encode 'progmem' in symbol flags.
1695 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
1697 2012-01-10 Richard Guenther <rguenther@suse.de>
1699 PR tree-optimization/50913
1700 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
1701 Require data-refs to be representable by Graphite with respect
1704 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
1706 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
1707 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
1709 2012-01-10 Tom de Vries <tom@codesourcery.com>
1711 PR rtl-optimization/51271
1712 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
1713 handling annulled branch.
1715 2012-01-10 Richard Henderson <rth@redhat.com>
1717 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
1718 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
1719 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
1720 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
1721 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
1722 arm_expand_vec_perm_const): New.
1723 * config/arm/arm-protos.h: Update.
1724 * config/arm/neon.md (UNSPEC_VCONCAT): New.
1725 (*neon_vswp<VDQX>): New.
1726 (neon_vcombine<VDX>): Use neon_split_vcombine.
1727 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
1728 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
1729 (vec_perm<VE>): New.
1731 2012-01-10 Richard Henderson <rth@redhat.com>
1733 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
1734 use it if reload_completed.
1735 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
1736 arm_output_asm_insn, arm_process_output_memory_barrier,
1737 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
1738 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
1739 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
1740 arm_process_output_sync_insn, arm_output_sync_insn,
1741 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
1742 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
1743 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
1744 (emit_unlikely_jump): New.
1745 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
1746 (arm_split_atomic_op): New.
1747 * config/arm/arm-protos.h: Update.
1748 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
1749 (struct arm_sync_generator): Remove.
1750 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
1751 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
1752 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
1753 (VUNSPEC_LL, VUNSPEC_SC): New.
1754 (sync_result, sync_memory, sync_required_value, sync_new_value,
1755 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
1756 (attr length): Don't use arm_sync_loop_insns.
1757 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
1758 (movsfcc, movdfcc): Likewise.
1759 * config/arm/constraints.md (Ua): New.
1760 * config/arm/prediates.md (mem_noofs_operand): New.
1761 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
1762 (sync_clobber, sync_t2_reqd): Remove.
1763 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
1764 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
1765 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
1766 (arm_sync_compare_and_swap<SIDI>): Remove.
1767 (arm_sync_compare_and_swap<NARROW>): Remove.
1768 (arm_sync_lock_test_and_set<SIDI>): Remove.
1769 (arm_sync_lock_test_and_set<NARROW>): Remove.
1770 (arm_sync_new_<syncop><SIDI>): Remove.
1771 (arm_sync_new_<syncop><NARROW>): Remove.
1772 (arm_sync_new_nand<SIDI>): Remove.
1773 (arm_sync_new_nand<NARROW>): Remove.
1774 (arm_sync_old_<syncop><SIDI>): Remove.
1775 (arm_sync_old_<syncop><NARROW>): Remove.
1776 (arm_sync_old_nand<SIDI>): Remove.
1777 (arm_sync_old_nand<NARROW>): Remove.
1778 (*memory_barrier): Merge arm_output_memory_barrier.
1779 (atomic_compare_and_swap<QHSD>): New.
1780 (atomic_compare_and_swap<NARROW>_1): New.
1781 (atomic_compare_and_swap<SIDI>_1): New.
1782 (atomic_exchange<QHSD>): New.
1783 (cas_cmp_operand, cas_cmp_str): New.
1784 (atomic_op_operand, atomic_op_str): New.
1785 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
1786 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
1787 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
1788 (arm_load_exclusive<NARROW>): New.
1789 (arm_load_exclusivesi, arm_load_exclusivedi): New.
1790 (arm_store_exclusive<QHSD>): New.
1792 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1794 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
1795 reload patterns if -mvsx-scalar-memory.
1797 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
1798 generated, even -mno-vsx-scalar-double was used.
1799 (vsx_xscvdpsp_scalar): Likewise.
1800 (vsx_xscvspdp_scalar2): Likewise.
1802 2012-01-09 Tom de Vries <tom@codesourcery.com>
1803 Andrew Pinski <apinski@cavium.com>
1806 * reorg.c (fill_slots_from_thread): Don't speculate
1807 frame-related insns.
1809 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
1811 * sched-int.h (bb_note): Move to...
1812 * basic-block.h: ...here.
1813 * haifa-sched.c (bb_note): Move to...
1814 * cfgrtl.c: ...here.
1815 * function.c (next_block_for_reg): New function.
1816 (move_insn_for_shrink_wrap): Likewise.
1817 (prepare_shrink_wrap): Rewrite to use the above.
1819 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
1821 * gimple.c (is_gimple_non_addressable): Remove.
1822 * gimple.h: Remove is_gimple_non_addressable.
1823 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
1824 is_gimple_non_addressable.
1825 * trans-mem.c (expand_assign_tm): Same.
1827 2012-01-09 Richard Guenther <rguenther@suse.de>
1829 PR tree-optimization/51775
1830 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
1831 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
1833 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1835 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1837 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1839 2012-01-09 Richard Guenther <rguenther@suse.de>
1841 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
1843 2012-01-08 Jan Hubicka <jh@suse.cz>
1845 PR tree-optimize/51680
1846 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
1847 on when known_vals needs to be computed; cleanup.
1849 2012-01-08 Jan Hubicka <jh@suse.cz>
1851 PR tree-optimize/51694
1852 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
1854 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
1856 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
1857 for -std=c++98 and -std=c++11 too.
1859 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
1861 * cfgloop.c (cancel_loop): Add free() of bbs array.
1863 2012-01-07 Jan Hubicka <jh@suse.cz>
1865 PR tree-optimization/51600
1866 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
1867 that benefits small functions.
1869 2012-01-07 Jan Hubicka <jh@suse.cz>
1871 * ipa-inline.c (want_inline_small_function_p): Fix formating.
1873 2012-01-07 Jan Hubicka <jh@suse.cz>
1875 PR tree-optimization/51680
1876 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
1877 whose inlining reduce unit size.
1879 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
1882 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
1883 Add canonical node to containing_mem chain after the non-canonical
1884 one, even if there weren't any locs to propagate.
1885 (remove_useless_values): Keep only canonical values.
1886 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
1887 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
1888 canonicalize mem_chain elements that are not discarded.
1890 2012-01-06 Jakub Jelinek <jakub@redhat.com>
1893 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
1894 before emitting functions.
1896 PR gcov-profile/50127
1897 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
1898 clear_aux_for_blocks.
1900 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
1903 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
1905 2012-01-06 Arnaud Charlet <charlet@adacore.com>
1907 * c-decl.c (ext_block): Moved up.
1908 (collect_all_refs, for_each_global_decl): Take ext_block into account.
1910 2012-01-06 Han Shen <shenhan@google.com>
1912 Translate built-in include paths for sysroot.
1913 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
1914 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
1916 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
1917 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
1919 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
1920 control whether sysroot should be prepended to gxx include dir.
1922 * configure: Regenerate.
1924 2012-01-06 Torvald Riegel <triegel@redhat.com>
1926 PR rtl-optimization/51771
1927 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
1928 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
1930 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
1932 PR tree-optimization/51315
1933 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
1934 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
1936 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
1939 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
1940 for shrp pattern. Correctly handle and fixup shift variable.
1941 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
1943 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1946 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
1947 note when !ACCUMULATE_OUTGOING_ARGS.
1949 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
1951 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
1953 (extract_range_from_unary_expr_1): Avoid useless computations.
1955 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1957 PR rtl-optimization/51767
1958 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
1959 of jump_block and add an extra edge for degenerated asm gotos.
1962 * stmt.c (check_unique_operand_names): Don't ICE during error
1963 reporting if i is from labels chain.
1966 * profile.c (branch_prob): Split bbs that have exit edge
1967 and need a fake entry edge too.
1969 2012-01-05 Jan Hubicka <jh@suse.cz>
1972 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
1975 2012-01-05 Richard Guenther <rguenther@suse.de>
1978 * tree-streamer-out.c (write_ts_optimization): New function.
1979 (streamer_write_tree_body): Call it.
1980 * tree-streamer-in.c (lto_input_ts_optimization): New function.
1981 (streamer_read_tree_body): Call it.
1982 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
1984 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1987 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
1988 * gimplify.c (gimplify_cleanup_point_expr): Save and set
1989 in_cleanup_point_expr before gimplify_stmt call and restore it
1991 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
1992 in_cleanup_point_expr is false.
1994 2012-01-05 Richard Guenther <rguenther@suse.de>
1997 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
1999 * toplev.c (process_options): Reject combining mudflap and LTO.
2000 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2002 2012-01-05 Richard Guenther <rguenther@suse.de>
2004 PR tree-optimization/51760
2005 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2007 (bit_value_unop): Handle UNDEFINED operands.
2008 (bit_value_binop): Likewise.
2010 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2012 * config/avr/avr.c (avr_replace_prefix): Remove.
2013 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2014 (avr_asm_function_rodata_section): Ditto.
2015 (avr_asm_select_section): Ditto.
2017 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2019 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2022 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2025 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2026 calls that have any non-fake successor edges.
2029 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2031 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2033 PR tree-optimization/51624
2034 * tree-sra.c (build_ref_for_model): When replicating a chain of
2035 COMPONENT_REFs, stop as soon as the offset would become negative.
2037 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2040 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2041 in .debug_loc on the floor.
2043 2012-01-04 Andrew Pinski <apinski@cavium.com>
2045 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2047 2012-01-04 Andrew Pinski <apinski@cavium.com>
2048 Adam Nemet <anemet@caviumnetworks.com>
2050 * config/mips/mips.md (size): Add SI and DI.
2051 (SIZE): New mode attribute.
2052 (U): New code attribute.
2053 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
2054 (mips_lbux_<mode>): Delete.
2055 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
2056 (mips_lhx): Use gen_mips_lhx_extsi.
2057 (mips_lhx_<mode>): Delete.
2059 (mips_l<size>x): New expand.
2060 (mips_lwx_<mode>): Delete.
2061 (mips_l<GPR:size>x_<P:mode>): New pattern.
2062 (*mips_lw<u>x_<P:mode>_ext): Likewise.
2063 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
2064 * config/mips/mips.c (mips_lx_address_p): New function.
2065 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
2066 (dsp64): New availability predicate.
2067 (mips_builtins): Add an entry for __builtin_mips_ldx.
2068 * config/mips/mips.h (ISA_HAS_LBX): New define.
2069 (ISA_HAS_LBUX): Likewise.
2070 (ISA_HAS_LHX): Likewise.
2071 (ISA_HAS_LHUX): Likewise.
2072 (ISA_HAS_LWX): Likewise.
2073 (ISA_HAS_LWUX): Likewise.
2074 (ISA_HAS_LDX): Likewise.
2075 * doc/extend.texi (__builtin_mips_ldx): Document.
2077 2012-01-04 Tristan Gingold <gingold@adacore.com>
2079 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
2080 when long pointers are used.
2081 * config.build (*-*-*vms*): Handle all OpenVMS targets.
2082 (alpha64-dec-*vms*, alpha*-dec-*vms*)
2083 (ia64-hp-*vms*): Remove.
2084 * config/vms/xm-vms64.h: Delete.
2086 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2089 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
2091 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2093 * opts.c (finish_options): Remove duplicate sorry.
2095 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2098 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2101 2012-01-04 Richard Guenther <rguenther@suse.de>
2104 * tree.c (size_low_cst): New function.
2105 * tree.h (size_low_cst): Declare.
2106 * fold-const.c (fold_comparison): Use it to extract the low
2107 part of the POINTER_PLUS_EXPR offset.
2109 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2111 Fix clearing ZERO_REG
2112 * config/avr/avr.md (cc): Add alternative "ldi".
2113 (movqi_insn): Use it in cc attribute.
2114 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2115 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2116 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2118 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2120 * configure: Regenerate.
2122 2012-01-04 Richard Guenther <rguenther@suse.de>
2124 PR tree-optimization/49651
2125 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2126 (var_can_have_subvars): Use it.
2127 (get_constraint_for_1): Only consider subfields if there can be any.
2129 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2132 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2133 to its new canonical_cselib_val and the cselib_val was in
2134 first_containing_mem chain, but the canonical_cselib_val was not,
2135 add the latter into the chain.
2136 (cselib_invalidate_mem): Compare canonical_cselib_val of
2137 addr_list chain elt with v.
2140 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2141 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2143 (output_macinfo_op): Don't ggc_strdup fd->filename.
2144 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2145 then ggc_strdup it. Don't free inc->info or cur->info.
2146 (output_macinfo): Don't free ref->info or file->info.
2148 2012-01-03 Ira Rosen <irar@il.ibm.com>
2150 PR tree-optimization/51269
2151 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2152 first_niters a pointer.
2153 (slpeel_tree_peel_loop_to_edge): Likewise.
2154 (vect_do_peeling_for_loop_bound): Update call to
2155 slpeel_tree_peel_loop_to_edge.
2156 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2157 here. Remove it from the parameters list.
2158 (vect_do_peeling_for_alignment): Update calls and compute
2161 2012-01-03 Richard Guenther <rguenther@suse.de>
2163 PR tree-optimization/51070
2164 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2165 Properly handle calls.
2167 2012-01-03 Richard Guenther <rguenther@suse.de>
2169 PR tree-optimization/51692
2170 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2171 the LHS of allocation stmts.
2173 2012-01-03 Olivier Hainque <hainque@adacore.com>
2175 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2177 2012-01-03 Olivier Hainque <hainque@adacore.com>
2179 * collect2.c (main): In AIX specific computations for vector
2180 insertions, use CONST_CAST2 to cast from char ** to const char **.
2182 2012-01-03 Richard Guenther <rguenther@suse.de>
2185 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2186 the context of a limbo DIE when it does not already exist.
2188 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2190 PR tree-optimization/51719
2191 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2192 but direct call is, clear direct call's lhs and don't add fallthrough
2193 edge from dcall_bb to join_bb and PHIs.
2195 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2197 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2198 the instructions emitted by the pattern.
2199 ("*TDC_insn_<mode>"): Add comment.
2201 2012-01-03 Richard Guenther <rguenther@suse.de>
2204 * fold-const.c (fold_comparison): Properly canonicalize
2205 tree offset and HOST_WIDE_INT bit position.
2207 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2209 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2210 operands for extzv pattern.
2212 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2215 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2218 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2220 * doc/invoke.texi (-flto and related options): Copy-edit.
2222 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2224 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2226 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2228 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2231 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2233 * expr.h (move_by_pieces_ninsns): Declare.
2234 * expr.c (move_by_pieces_ninsns): Make external.
2235 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2236 (mips_store_by_pieces_p): Likewise.
2237 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2238 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2239 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2240 (mips_store_by_pieces_p): Likewise.
2242 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2244 * passes.c (register_one_dump_file): Free full_name.
2246 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2247 (calculate_elim_costs_all_insns): Free offsets_at and
2248 offsets_known_at at the end and clear the pointers.
2250 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2252 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2253 this option introduced in r180739.
2255 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2258 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2259 (tmake_file target=avr): Add avr/t-multilib.
2261 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2262 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2263 * config/avr/genmultilib.awk: New file.
2264 * config/avr/t-multilib: New auto-generated file.
2265 * config/avr/multilib.h: New auto-generated file.
2266 * config/avr/t-avr (AVR_MCUS): New variable.
2267 (genopt.sh): Use it.
2268 (s-mlib): Depend on t-multilib.
2269 (t-multilib, multilib.h): New dependencies.
2270 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2271 (MULTILIB_OPTIONS): Remove.
2272 (MULTILIB_MATCHES): Remove.
2273 (MULTILIB_DIRNAMES): Remove.
2274 (MULTILIB_EXCEPTIONS): Remove:
2275 * config/avr/genopt.sh: Don't use hard coded file name;
2276 pass AVR_MCUS from t-avr instead.
2278 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2280 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2282 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2284 Implement light-weight DImode support.
2285 * config/avr/avr-dimode.md: New file.
2286 * config/avr/avr.md: Include it.
2287 (adjust_len): Add plus64, compare64.
2288 (HIDI): Remove code iterator.
2289 (code_stdname): New code attribute.
2290 (rotx, rotsmode): Remove DI.
2291 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2293 * config/avr/avr-protos.h (avr_have_dimode): New.
2294 (avr_out_plus64, avr_out_compare64): New.
2295 * config/avr/avr.c (avr_out_compare): Handle DImode.
2296 (avr_have_dimode): New variable definition and initialization.
2297 (avr_out_compare64, avr_out_plus64): New functions.
2298 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2299 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2300 (avr_compare_pattern): Skip DImode comparisons.
2302 2012-01-02 Revital Eres <revital.eres@linaro.org>
2304 * ddg.c (def_has_ccmode_p): New function.
2305 (add_cross_iteration_register_deps,
2306 create_ddg_dep_from_intra_loop_link): Call it.
2308 2012-01-02 Richard Guenther <rguenther@suse.de>
2311 * invoke.texi (fassociative-math): Remove spurious paranthesis.
2313 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2315 * gcc.c (process_command): Update copyright notice dates.
2316 * gcov.c (print_version): Likewise.
2317 * gcov-dump.c (print_version): Likewise.
2318 * mips-tfile.c (main): Likewise.
2319 * mips-tdump.c (main): Likewise.
2321 2012-01-01 Ira Rosen <irar@il.ibm.com>
2323 PR tree-optimization/51704
2324 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
2325 a use is inside the basic block or loop before accessing its vect info.
2327 2012-01-01 Jan Hubicka <jhjh@suse.cz>
2329 PR rtl-optimization/51069
2330 * cfgloopmanip.c (remove_path): Removing path making irreducible
2331 region unconditional makes BB part of the region.
2333 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2335 PR tree-optimization/51683
2336 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
2337 calls with side-effects.
2338 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
2340 Copyright (C) 2012 Free Software Foundation, Inc.
2342 Copying and distribution of this file, with or without modification,
2343 are permitted in any medium without royalty provided the copyright
2344 notice and this notice are preserved.