1 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
4 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
6 2012-02-13 Richard Guenther <rguenther@suse.de>
9 * passes.c (enable_disable_pass): Fix typo.
11 2012-02-13 Jakub Jelinek <jakub@redhat.com>
14 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
15 XOR for reduce_bit_field if type is unsigned.
17 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
19 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
20 disallow changes from SFmode to mode with different size in FP regs.
22 2012-02-12 Robert Millan <rmh@gnu.org>
23 Gerald Pfeifer <gerald@pfeifer.com>
25 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
28 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
30 PR rtl-optimization/52175
31 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
32 to frame-related instructions.
34 2012-02-10 Jason Merrill <jason@redhat.com>
37 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
38 (demangle_new_symbols): Fill it.
39 (scan_linker_output): Walk it.
40 (start_tweaking): Split out from scan_linker_output.
41 (maybe_tweak): Update sym->chosen.
42 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
44 2012-02-11 Jakub Jelinek <jakub@redhat.com>
47 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use
50 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
52 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
53 having the same mode as previous compare.
55 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
57 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
58 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
59 (nonlocal_goto_internal): Likewise.
60 (nonlocal_goto): Emit a use and an indirect jump directly.
62 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
65 * doc/extend.texi : Update comments for __atomic_compare_exchange and
66 __atomic_{is,always}_lock_free.
68 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
71 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
72 negative constant address for x32.
74 2012-02-10 Richard Henderson <rth@redhat.com>
76 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
77 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
78 for GIMPLE_TRANSACTION. Tidy if's into a switch.
80 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
81 Ira Rosen <irar@il.ibm.com>
83 PR tree-optimization/50031
84 * targhooks.c (default_builtin_vectorization_cost): Handle
86 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
87 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
88 all types of reduction and pattern statements.
89 (vect_estimate_min_profitable_iters): Likewise.
90 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
91 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
92 for explicit realigns.
93 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
94 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
96 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
97 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
98 vec_perm for VSX and handle vec_promote_demote.
100 2012-02-10 Jakub Jelinek <jakub@redhat.com>
103 * builtins.c (fold_builtin_atomic_always_lock_free,
104 expand_builtin_atomic_always_lock_free,
105 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
106 Return and/or test boolean_true_node/boolean_false_node instead of
107 integer_one_node/integer_zero_node.
109 2012-02-10 Jan Hubicka <jh@suse.cz>
112 * predict.c (predict_paths_for_bb): Prevent looping.
113 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
115 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
117 * config/arm/arm.c (output_move_double): In one case properly
118 count number of instructions that will be emitted.
120 2012-02-10 Richard Guenther <rguenther@suse.de>
123 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
125 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
128 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
130 2012-02-09 Jakub Jelinek <jakub@redhat.com>
133 * var-tracking.c (emit_note_insn_var_location): If
134 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
135 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
136 non-NOTE_DURING_CALL_P insn.
138 2012-02-09 Bin Cheng <bin.cheng@arm.com>
141 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
143 2012-02-08 Magnus Granberg <zorry@gentoo.org>
146 * gcc.c (switch_matches) Support switches with separated form,
149 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
151 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
154 * config/avr/avr.c (avr_addr_t): New typedef.
155 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
156 (avr_init_expanders): Initialize it.
157 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
159 (expand_epilogue): Ditto.
160 (avr_print_operand): Ditto.
161 (avr_file_start): Ditto.
162 (avr_emit_movmemhi): Ditto.
164 2012-02-08 Richard Guenther <rguenther@suse.de>
166 PR tree-optimization/46886
167 * tree-flow.h (do_while_loop_p): Declare.
168 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
169 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
171 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
173 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
174 always succeed for integers larger than a native word.
176 2012-02-08 Richard Guenther <rguenther@suse.de>
178 PR rtl-optimization/52170
179 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
180 properly handle integer vector modes.
182 2012-02-08 Jakub Jelinek <jakub@redhat.com>
184 PR gcov-profile/52150
185 * coverage.c: Include target.h.
186 (build_var): Call targetm.strip_name_encoding on the assembler name.
187 Change one _ into . or $ if the target allows it.
188 * Makefile.in (coverage.o): Depend on $(TARGET_H).
190 PR rtl-optimization/52139
191 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
192 is a BARRIER after emit_insn_after_noloc, move BB_END
193 to the last non-BARRIER insn before it.
195 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
198 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
199 (mips_gimplify_va_arg_expr): Call it instead of
200 std_gimplify_va_arg_expr.
202 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
204 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
205 message for -mno-pointers-to-nested-function.
207 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
210 * expr.c (get_inner_reference): If there is an offset, add a negative
211 bit position to it (if any).
213 2012-02-07 Jakub Jelinek <jakub@redhat.com>
215 PR rtl-optimization/52060
216 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
217 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
218 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
219 and/or i0src_copy2 when needed.
221 2012-02-07 Jakub Jelinek <jakub@redhat.com>
223 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
224 or LTOPLUGINSONAME if have_c.
226 * config/freebsd-spec.h: Add comment about what macros can be defined
228 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
229 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
232 2012-02-07 Richard Guenther <rguenther@suse.de>
234 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
235 newline in -alias dumps.
237 2012-02-07 Kai Tietz <ktietz@redhat.com>
238 Dave Korn <dave.korn.cygwin@gmail.com>
241 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
242 Take care that typinfo gets dllexport-attribute.
244 2012-02-07 Jakub Jelinek <jakub@redhat.com>
247 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
248 if modifier < EXPAND_SUM call force_operand on the result.
250 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
252 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
253 adding __forwarder_dst__ prefix if a forwarder_section attribute is
255 (epiphany_function_type): Replace types for specific interrupts with
256 EPIPHANY_FUNCTION_INTERRUPT.
257 (EPIPHANY_INTERRUPT_P): Update.
258 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
260 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
261 <disinterrupt>: Affects type identity.
262 (epiphany_handle_interrupt_attribute): Handle variable number of
264 (epiphany_compute_function_type): Update for new
265 epiphany_function_type definition.
266 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
267 handlers with a longcall forwarder.
268 (epiphany_start_function): Handle multiple interrupt arguments and/or
269 forwarder_section attribute.
271 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
274 2012-02-07 Alan Modra <amodra@gmail.com>
277 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
280 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
282 PR tree-optimization/50969
283 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
284 use vec_perm rather than vector_stmt.
285 (vect_model_load_cost): Likewise.
286 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
287 vec_perm to be the same as other vector statements.
288 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
289 cost of vec_perm for TARGET_VSX.
291 2012-02-06 Richard Guenther <rguenther@suse.de>
293 PR tree-optimization/52115
294 * tree-sra.c (access_has_replacements_p): New function.
295 (sra_modify_assign): Use it to decide whether a use is uninitialized.
297 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
300 * trans-mem.c (expand_call_tm): Add an assertion.
301 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
304 2012-02-06 Richard Guenther <rguenther@suse.de>
306 PR tree-optimization/50955
307 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
308 raise cost of expressions that replace an address with an
309 expression based on a different pointer.
311 2012-02-06 Jakub Jelinek <jakub@redhat.com>
314 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
315 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
317 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
320 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
321 -Weffc++ and specify guidelines come from second edition.
323 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
325 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
326 (sibcall_value_multiple_internal, call_split, call_internal_direct)
327 (call_direct_split, call_value_split, call_value_internal_direct)
328 (call_value_direct_split, call_value_multiple_split): Use jal and
329 jal_macro attributes.
331 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
333 * reload1.c (reload_regs_reach_end_p): Replace with...
334 (reload_reg_rtx_reaches_end_p): ...this function.
335 (new_spill_reg_store): Update commentary.
336 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
337 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
338 before setting new_spill_reg_store.
339 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
340 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
341 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
342 for non-spill reload registers.
344 2012-02-05 Ira Rosen <irar@il.ibm.com>
346 PR tree-optimization/52091
347 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
348 (vect_is_simple_use_1): Likewise.
349 * tree-vect-loop.c (vectorizable_reduction): Update calls
350 to vect_is_simple_use_1 and vect_is_simple_use.
351 (vectorizable_live_operation): Likewise.
352 * tree-vect-patterns.c (widened_name_p,
353 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
354 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
355 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
356 vectorizable_shift,vectorizable_operation, vectorizable_store,
357 vectorizable_load): Likewise.
358 (vect_is_simple_cond): Add an argument, pass it to
359 vect_is_simple_use_1.
360 (vectorizable_condition): Update calls to vect_is_simple_cond,
362 (vect_is_simple_use): Add an argument, the statement in which
363 OPERAND is used. Check that if OPERAND's def stmt is a double
364 reduction phi node, the use is a phi node too.
365 (vect_is_simple_use_1): Add an argument, pass it to
367 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
368 to vect_is_simple_use.
370 2012-02-04 Jakub Jelinek <jakub@redhat.com>
372 PR rtl-optimization/52095
373 * modulo-sched.c (dump_insn_locator): New function.
374 (loop_canon_p, sms_schedule): Use it.
376 PR rtl-optimization/52113
377 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
378 even for decomposable shift/zext insns.
380 2012-02-03 Jakub Jelinek <jakub@redhat.com>
381 Zdenek Dvorak <ook@ucw.cz>
383 PR rtl-optimization/52092
384 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
385 on get_iv_value result.
387 2012-02-02 Andrew Pinski <apinski@cavium.com>
391 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
393 2012-02-02 Jakub Jelinek <jakub@redhat.com>
396 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
398 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
400 PR rtl-optimization/49800
401 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
402 (sched_finish): Call regstat_free_n_sets_and_refs.
404 2012-02-02 Jia Liu <proljc@gmail.com>
406 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
409 2012-02-02 Jan Hubicka <jh@suse.cz>
410 Tom de Vries <tom@codesourcery.com>
413 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
414 * varpool.c (varpool_analyze_pending_decls): Likewise.
416 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
417 Jayant R Sonar <jayant.sonar@kpitcummins.com>
419 * config.gcc: Add cr16-* support.
421 * doc/extend.texi: Document cr16 extensions.
422 * doc/install.texi: Document cr16 install.
423 * doc/invoke.texi: Document cr16 options.
424 * doc/md.texi: Document cr16 constraints.
426 * common/config/cr16/cr16-common.c: New file.
427 * config/cr16/cr16.c: New file.
428 * config/cr16/cr16.h: New file.
429 * config/cr16/cr16.md: New file.
430 * config/cr16/cr16.opt: New file.
431 * config/cr16/cr16-protos.h: New file.
432 * config/cr16/predicates.md: New file.
433 * config/cr16/constraints.md: New file.
434 * config/cr16/t-cr16: New file.
436 2012-02-02 Jakub Jelinek <jakub@redhat.com>
439 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
440 that operands[2] is either immediate, or q_regs_operand.
442 PR tree-optimization/52073
443 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
444 a pattern stmt for pattern uses, ignore uses outside of the loop.
446 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
448 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
449 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
450 (OUT_AS1, OUT_AS2): Remove.
452 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
454 PR rtl-optimization/51374
455 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
456 to cross other volatile_refs_p insns.
458 2012-02-01 Richard Guenther <rguenther@suse.de>
460 * doc/invoke.texi (fno-inline): Clarify documentation.
461 (finline-small-functions): Likewise.
462 (finline-functions): Likewise.
463 * common.opt (finline): Adjust comment and documentation.
464 (finline-small-functions): Clarify documentation.
465 (finline-functions): Likewise.
466 (finline-functions-called-once): Likewise.
468 2012-02-01 Tristan Gingold <gingold@adacore.com>
470 * c-typeck.c (composite_type): Keep mode for pointers.
472 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
474 * function.h (regno_reg_rtx): Adjust comment.
475 * reginfo.c (init_reg_modes_target): Only use the previous mode
476 if it fits within one register. Remove MIPS comment.
478 2012-01-31 Jakub Jelinek <jakub@redhat.com>
481 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
483 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
485 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
488 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
490 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
492 2012-01-31 Jakub Jelinek <jakub@redhat.com>
497 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
499 2012-01-31 Richard Guenther <rguenther@suse.de>
501 PR tree-optimization/51528
502 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
505 2012-01-31 Jakub Jelinek <jakub@redhat.com>
510 * ree.c (add_removable_extension): Change def_map argument
511 to unsigned *, store in def_map 1 + offset into *insn_list vector
512 instead of pointers into the vector.
513 (find_removable_extensions): Adjust caller.
515 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
517 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
518 Transform all "* quoted-c-code" to { c-code }.
519 Remove redundant test for "optimize" in combine patterns.
520 Move (include "avr-dimode.md") to end of file.
522 2012-01-30 Bin Cheng <bin.cheng@arm.com>
525 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
526 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
528 2012-01-30 Richard Guenther <rguenther@suse.de>
530 PR tree-optimization/52028
531 * tree-loop-distribution.c (ldist_gen): Properly update
534 2012-01-30 Jakub Jelinek <jakub@redhat.com>
537 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
538 set_cur_line_info_table if not emitting debug info.
540 PR tree-optimization/52046
541 * tree-vect-patterns.c (check_bool_pattern): Give up if
542 a comparison could throw.
545 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
547 2012-01-30 Richard Guenther <rguenther@suse.de>
549 PR tree-optimization/52045
550 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
551 SSA form if cfgcleanup did anything.
553 2012-01-30 Richard Guenther <rguenther@suse.de>
555 PR tree-optimization/52045
556 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
557 before computing final todo.
559 2012-01-30 Richard Guenther <rguenther@suse.de>
561 PR tree-optimization/51528
562 * tree-sra.c (sra_modify_assign): Re-factor in preparation
565 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
567 * df-problems.c (df_kill_notes): Check that the use refers
568 to the note under examination.
570 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
573 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
574 parameter and use short-lived pseudos.
575 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
576 (sparc_expand_vector_init): Const-ify local variables and adjust
577 calls to above functions.
579 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
581 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
583 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
585 * doc/invoke.texi: Make usage of "compile time" and
586 "run time"/"runtime" consistent throughout the file.
588 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
590 * config/alpha/alpha.c (alpha_option_override): Default to
591 full IEEE compliance mode for Go language.
593 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
595 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
596 (LINK_SSP_SPEC): Define.
598 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
601 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
604 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
606 * doc/invoke.texi: Correct hyphenation of "floating point",
607 "double precision", and related terminology throughout the file.
609 2012-01-28 Jakub Jelinek <jakub@redhat.com>
612 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
613 arm_general_register_operand predicate for operand 2 instead of
616 2012-01-27 Ian Lance Taylor <iant@google.com>
619 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
620 * builtins.c (expand_builtin_init_trampoline): Add onstack
621 parameter. Change caller.
622 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
623 * tree.c (build_common_builtin_nodes): Declare
624 __builtin_init_heap_trampoline.
626 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
628 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
629 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
630 * config/avr/avr.c: Ditto.
631 (avr_regnames): Remove because unused.
632 * config/avr/avr.md (*cpse.ne): New peephole.
633 (*cpse.eq): New peephole from former cpse peepholes.
635 2012-01-27 Michael Eager <eager@eagercon.com>
637 * config/microblaze.c (microblaze_emit_compare): Correct
638 test after pcmp instruction.
640 2012-01-27 Richard Guenther <rguenther@suse.de>
642 PR tree-optimization/52020
643 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
645 2012-01-27 Richard Guenther <rguenther@suse.de>
647 * ipa-pure-const.c (check_stmt): Clobbers do not make a
648 function non-const/pure.
650 2012-01-27 Richard Guenther <rguenther@suse.de>
652 PR tree-optimization/50444
653 * tree-sra.c (build_ref_for_offset): Properly adjust the
654 MEM_REF type for unaligned accesses.
656 2012-01-27 Richard Guenther <rguenther@suse.de>
658 PR tree-optimization/50444
659 * expr.c (mem_ref_refers_to_non_mem_p): New function.
660 (expand_assignment): Use it. Properly handle misaligned
661 bases when expanding stores to component references.
662 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
665 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
668 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
669 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
670 * tree-data-ref.c (find_data_references_in_loop): Make static.
671 (compute_all_dependences): Change return type to bool. Bail out
672 for too many datarefs in a loop. Move the hunk resetting the data
673 dependences vector from ...
674 (compute_data_dependences_for_loop): ... here. Account for
675 compute_all_dependences returning false.
676 (compute_data_dependences_for_bb): Likewise.
677 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
678 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
680 2012-01-27 Richard Guenther <rguenther@suse.de>
683 * expr.c (store_field): Use the alias-set of the scratch memory
686 2012-01-27 Tom de Vries <tom@codesourcery.com>
688 PR tree-optimization/51990
689 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
691 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
693 2012-01-27 Jakub Jelinek <jakub@redhat.com>
696 * var-tracking.c (reverse_op): Don't add any reverse operation
697 if V already has any constant locations.
699 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
701 * doc/invoke.texi: Correct usage of "command line" (noun)
702 vs "command-line" (adjective) throughout.
704 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
706 * doc/invoke.texi (Language Independent Options): Move
707 -Wcoverage-mismatch blurb from here....
708 (Warning Options): ...to here.
710 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
712 * config/rs6000/rs6000.c (rs6000_option_override_internal):
713 Set rs6000_always_hint to false for 476.
715 2012-01-27 Matthias Klose <doko@ubuntu.com>
717 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
719 * incpath.c (add_standard_paths): Likewise.
721 2012-01-27 Richard Henderson <rth@redhat.com>
723 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
724 * config/m68k/sync.md (atomic_test_and_set): Rename from
725 sync_test_and_setqi and adjust the operands.
726 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
727 and unconditionally enable.
729 2012-01-27 Richard Henderson <rth@redhat.com>
731 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
732 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
733 (ldstub): Rename from ldstubqi.
734 (ldstub<I24MODE>): Remove.
736 2012-01-27 Richard Henderson <rth@redhat.com>
738 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
739 * c-cppbuiltin.c (cpp_atomic_builtins): Define
740 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
741 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
742 * doc/tm.texi: Rebuild.
744 2012-01-27 Richard Henderson <rth@redhat.com>
746 * optabs.c (gen_atomic_test_and_set): Remove default.
747 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
749 2012-01-26 Jakub Jelinek <jakub@redhat.com>
751 PR rtl-optimization/51978
752 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
753 (combine_reaching_defs): Likewise.
754 (struct re_info): Remove.
755 (add_removable_extension): Remove x and data arguments,
756 add insn, insn_list and def_map. Use the arguments directly
757 instead of using struct re_info.
758 (find_removable_extensions): Don't call add_removable_extension
759 through note_stores, instead just call it with single_set
761 (find_and_remove_re): Pass curr_cand->expr instead of
762 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
764 2012-01-26 Michael Matz <matz@suse.de>
766 PR tree-optimization/46590
767 * cfgexpand.c: Revert last change (r183305).
768 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
770 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
771 checking for emptiness.
773 2012-01-26 Jakub Jelinek <jakub@redhat.com>
776 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
777 non-addressable non-BLKmode base correctly.
779 2012-01-26 Michael Matz <matz@suse.de>
781 PR tree-optimization/48794
782 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
783 regions referenced from RESX/EH_DISPATCH.
785 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
787 * config/s390/s390.h: Make BRANCH_COST an option.
788 * config/s390/s390.opt: New option -mbranch-cost.
790 2012-01-26 Richard Henderson <rth@redhat.com>
792 Revert 2012-01-24 change:
793 * trans-mem.c (requires_barrier): Do not instrument thread local
794 variables and emit save/restore for them.
796 2012-01-25 Jakub Jelinek <jakub@redhat.com>
799 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
802 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
804 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
807 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
810 Rename __pgm to __flash.
811 Rename __pgm1 to __flash1.
812 Rename __pgm2 to __flash2.
813 Rename __pgm3 to __flash3.
814 Rename __pgm4 to __flash4.
815 Rename __pgm5 to __flash5.
816 Rename __pgmx to __memx.
817 * doc/extend.texi (AVR Named Address Spaces)
818 Rename address space names as indicated above.
819 * config/avr/avr.c (avr_addrspace): Ditto.
821 * config/avr/avr-protos.h
822 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
823 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
824 * config/avr/predicates.md: Ditto.
825 * config/avr/avr.c Ditto, and
826 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
827 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
829 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
830 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
831 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
832 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
833 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
834 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
835 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
836 * config/avr/avr.c: Ditto.
837 * config/avr/avr.md: Ditto.
839 2012-01-25 Jason Merrill <jason@redhat.com>
842 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
844 2012-01-25 Jakub Jelinek <jakub@redhat.com>
846 PR tree-optimization/51987
847 * tree-data-ref.c (get_references_in_stmt): Handle references in
848 non-volatile GIMPLE_ASM.
850 2012-01-25 Richard Guenther <rguenther@suse.de>
852 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
853 bases are dereferenced.
855 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
857 PR rtl-optimization/48374
858 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
860 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
862 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
863 compute_data_dependences_for_loop returns false.
864 * tree-parloops.c (loop_parallel_p): Likewise.
866 2012-01-25 Richard Guenther <rguenther@suse.de>
868 * tree.h (get_pointer_alignment_1): Declare.
869 * builtins.c (get_pointer_alignment_1): New function.
870 (get_pointer_alignment): Use it.
872 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
874 PR rtl-optimization/48308
875 * combine.c (enum undo_kind): Add UNDO_LINKS.
876 (struct undo): Add member l to other_contents and where.
877 (do_SUBST_LINK): New.
879 (try_combine): Handle LOG_LINKS for the dummy i1 case.
880 (undo_all): Handle UNDO_LINKS.
882 2012-01-25 Richard Henderson <rth@redhat.com>
884 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
887 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
889 * optabs.c (gen_atomic_test_and_set): Use each argument.
891 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
893 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
894 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
895 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
896 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
897 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
898 TARGET_PAIRED_SINGLE_FLOAT.
900 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
902 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
903 (in_struct, return_val): Remove MEM documentation.
904 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
905 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
906 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
908 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
909 * cfgexpand.c (add_alias_set_conflicts): Likewise.
910 * expr.c (store_field): Likewise.
911 * function.c (assign_stack_temp_for_type): Likewise.
912 * ifcvt.c (noce_try_cmove_arith): Likewise.
913 * reload1.c (reload): Likewise.
914 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
915 (alpha_set_memflags): Likewise.
916 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
918 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
920 * rtl.h (true_dependence, canon_true_dependence): Remove varies
922 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
923 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
924 (true_dependence_1, true_dependence, canon_true_dependence): Remove
926 * cselib.c (cselib_rtx_varies_p): Delete.
927 (cselib_invalidate_mem): Update call to canon_true_dependence.
928 * dse.c (record_store, check_mem_read_rtx): Likewise.
929 (scan_reads_nospill): Likewise.
930 * cse.c (check_dependence): Likewise.
931 (cse_rtx_varies_p): Delete.
932 * expr.c (safe_from_p): Update call to true_dependence.
933 * ira.c (validate_equiv_mem_from_store): Likewise.
934 (memref_referenced_p): Likewise.
935 * postreload-gcse.c (find_mem_conflicts): Likewise.
936 * sched-deps.c (sched_analyze_2): Likewise.
937 * store-motion.c (load_kills_store): Likewise.
938 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
939 * gcse.c (mems_conflict_for_gcse_p): Likewise.
940 (compute_transp): Update call to canon_true_dependence.
942 2012-01-25 Richard Henderson <rth@redhat.com>
944 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
945 (maybe_emit_atomic_test_and_set): New.
946 (expand_sync_lock_test_and_set): Use it.
947 (expand_atomic_test_and_set): Likewise.
948 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
949 the implementation; clarify implementation defined details.
950 * doc/md.texi (atomic_test_and_set): Document.
952 2012-01-25 Richard Henderson <rth@redhat.com>
954 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
956 2012-01-25 Richard Henderson <rth@redhat.com>
959 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
960 to effect no-op split.
962 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
965 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
966 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
967 (BT_FN_VOID_PTR_INT_SIZE): New.
968 (BT_FN_UINT_UINT_VAR): Remove.
969 (BT_FN_UINT32_UINT32_VAR): New.
970 (BT_FN_DOUBLE_VPTR): Remove.
971 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
973 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
974 (_ITM_changeTransactionMode): Same.
975 (_ITM_memmoveRtWt): Change return type to void.
976 (_ITM_memcpyRtWt): Same.
977 (_ITM_memsetW): Same.
978 (_ITM_RaRD): Change types to double.
983 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
985 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
986 Patrick Marlier <patrick.marlier@gmail.com>
988 * trans-mem.c (requires_barrier): Do not instrument thread local
989 variables and emit save/restore for them.
991 2012-01-24 Jason Merrill <jason@redhat.com>
994 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
995 output static aliases.
997 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1000 * common.opt (-pie, -shared, pie, shared): Change from Common to
1002 * gcc.c (display_help): Display help for -pie and -shared.
1004 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1007 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1008 Remove note on size/offset limitation.
1009 (AVR Variable Attributes): Add example how to read data located
1010 with progmem. Refer to named address spaces.
1011 * doc/invoke.texi (AVR Options): Fix typo.
1013 2012-01-24 Richard Guenther <rguenther@suse.de>
1015 Forward-port to trunk
1016 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1019 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1020 op0 isn't sufficiently aligned and there is movmisalignM
1021 insn for mode, use it to load op0 into a temporary register.
1023 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1026 * target.def (const_not_ok_for_debug_p): New hook.
1027 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1029 * doc/tm.texi: Regenerated.
1030 * dwarf2out.c (const_ok_for_output_1): If
1031 targetm.const_not_ok_for_debug_p returns true, fail.
1032 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1034 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1036 2012-01-23 Kai Tietz <ktietz@redhat.com>
1039 * config/i386/predicates.md (symbolic_operand): Allow
1040 UNSPEC_PCREL as PIC expression for lea.
1041 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1042 * config/i386/i386.c (ix86_delegitimize_address): Handle
1043 UNSPEC_PCREL for none-MEM, too.
1045 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1047 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1048 (ipa_tm_create_version_alias): Same.
1050 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1053 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
1054 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
1056 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1057 Patrick Marlier <patrick.marlier@gmail.com>
1058 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1061 * lto-wrapper.c (run_gcc): Pass the LTO section name to
1062 simple_object_start_read.
1064 2012-01-23 Richard Guenther <rguenther@suse.de>
1067 PR tree-optimization/51895
1068 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
1069 parameter decomposition into BLKmode components.
1071 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
1073 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
1074 fake variables for restrict-qualified pointers whose pointed-to type
1075 contains a placeholder.
1077 2012-01-23 Richard Guenther <rguenther@suse.de>
1079 PR tree-optimization/51949
1080 * ipa-split.c (execute_split_functions): Do not split malloc functions.
1082 2012-01-23 Jakub Jelinek <jakub@redhat.com>
1084 PR rtl-optimization/51933
1085 * ree.c (transform_ifelse): Return true right away if dstreg is
1086 already wider or equal to cand->mode.
1087 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
1088 (make_defs_and_copies_lists): Remove defs_list and copies_list
1089 arguments, add state argument, just truncate state->work_list
1090 instead of always allocating and freeing the vector. Assert that
1091 get_defs succeeds instead of returning 2. Changed return type to bool.
1092 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
1093 have ext_src_mode, see if it has been modified already with the
1094 right kind of extension and has been extended before from the
1095 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
1096 just return true. Remember the original mode in state->modified array.
1097 (combine_reaching_defs): Add state argument. Don't allocate and
1098 free here def_list, copied_list and vec vectors, instead just
1099 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
1100 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
1101 Add state variable, clear vectors in it, initialize state.modified
1102 if needed. Free all the vectors at the end and state.modified too.
1103 Don't skip a candidate if the extension expression has been modified.
1105 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1108 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1109 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1110 (extra_options) interix.opt -> i386/interix.opt"
1111 (extra_objs):Add winnt-stubs.o
1112 * configure.ac: Add interix to target_os .comm on PE check.
1113 * configure: Regenerate.
1114 * config/interix3.h: Delete and move bits to..
1115 * config/interix.h: Delete and move bits to..
1116 * config/i386/i386-interix3.h: Delete and move bits to..
1117 * config/i386/i386-interix.h: ..here.
1118 (TARGET_CPU_DEFAULT): Remove redefinition.
1119 (TARGET_ASM_CONSTRUCTOR): Undefine.
1120 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1121 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1122 (PTRDIFF_TYPE): Define.
1123 (LONG_DOUBLE_TYPE_SIZE): Define.
1124 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1125 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1126 (TARGET_SECTION_TYPE_FLAGS): Define.
1127 (ASM_DECLARE_FUNCTION_NAME): Define.
1128 (ASM_OUTPUT_EXTERNAL): Define.
1129 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1130 (ASM_OUTPUT_ALIGNED_BSS): Define.
1131 (PCC_BITFIELD_TYPE_MATTERS): Define.
1132 (USE_CONST_SECTION): Define.
1133 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1134 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1135 (SUPPORTS_ONE_ONLY): Remove.
1136 (I386_PE_STRIP_ENCODING): Define.
1137 * config/interix.opt: Delete and move bits to..
1138 * config/i386/interix.opt: ..here. New.
1139 (mpe-aligned-commons): Add.
1140 * config/i386/t-interix: Add copyright header.
1141 (winnt-stubs.o): Add rule.
1143 2012-01-22 Jason Merrill <jason@redhat.com>
1146 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1147 for extra name aliases.
1149 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1151 PR rtl-optimization/51924
1152 * ree.c (combine_set_extension): Improve debugging message.
1153 (combine_reaching_defs): Likewise.
1154 (get_defs): Rename confusingly named variable.
1155 (find_and_remove_re): Skip a candidate if the extension expression has
1158 2012-01-21 Robert Millan <rmh@gnu.org>
1159 Gerald Pfeifer <gerald@pfeifer.com>
1161 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1162 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1164 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1166 PR tree-optimization/51914
1167 * tree-vect-stmts.c (vectorizable_conversion): For
1168 cvt_type && modifier == WIDEN, put temporary with cvt_type
1169 at the beginning of vec_dsts and set vec_dest to temporary
1172 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1174 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1176 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1178 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1179 * config/rs6000/rs6000.c: Likewise.
1181 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1184 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1185 output_move_double on a copy of operands array.
1187 2012-01-20 Cary Coutant <ccoutant@google.com>
1188 Dodji Seketeli <dodji@redhat.com>
1191 * dwarf2out.c (copy_declaration_context): Return ref to parent
1192 of declaration DIE, if necessary.
1193 (remove_child_or_replace_with_skeleton): Add new parameter; update
1194 caller. Place skeleton DIE under parent DIE of original declaration.
1195 Move call to copy_declaration_context to here ...
1196 (break_out_comdat_types): ... from here.
1198 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1200 PR rtl-optimization/51856
1201 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1204 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1207 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1208 hints for neon loads and stores.
1210 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1214 * doc/extend.texi (Named Address Spaces): Split into subsections.
1215 (AVR Named Address Spaces): New subsection.
1216 (M32C Named Address Spaces): New subsection.
1217 (RL78 Named Address Spaces): New subsection.
1218 (SPU Named Address Spaces): New subsection.
1219 (Variable Attributes): New anchor "AVR Variable Attributes".
1220 (AVR Variable Attributes): Rewrite and avoid wording
1221 "address space" in this context.
1222 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1223 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1224 (AVR Built-in Macros): New subsubsection therein.
1225 * doc/md.texi (AVR constraints): Remove "C04", "R".
1227 2012-01-20 Richard Guenther <rguenther@suse.de>
1229 PR tree-optimization/51903
1230 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1231 when removing stmts.
1233 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1236 * config/arm/arm.c (arm_load_pic_register): Use
1237 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1238 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1239 (arm_pic_static_addr): Likewise.
1240 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1241 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1242 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1243 (pic_load_addr_unified): New.
1245 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1248 * function.c (instantiate_virtual_regs_in_insn): Use
1249 delete_insn_and_edges when removing a wrong asm insn.
1251 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1253 PR rtl-optimization/40761
1254 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1255 Add new member loop_num.
1256 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1257 (ira_build): Remove the parameter.
1259 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1260 (ira.c): Do not build CFG loops for one region allocation. Remove
1261 argument from ira_build call.
1263 * ira-build.c (init_loop_tree_node): New function.
1264 (create_loop_tree_nodes): Use it. Separate the case when CFG
1265 loops are not built.
1266 (more_one_region_p): Check current_loops.
1267 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1269 (add_loop_to_tree): Process loop equal to NULL too.
1270 (form_loop_tree): Separate the case when CFG loops are not built.
1271 Use explicitly number for the root.
1272 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1274 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1275 instead of loop->num.
1276 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1277 (mark_all_loops_for_removal): Ditto.
1278 (remove_unnecessary_regions): Separate the case when CFG loops
1280 (ira_build): Remove the parameter. Use explicit number of regions
1281 when CFG loops are not built.
1283 * ira-color.c (print_loop_title): Separate the case for the root node.
1284 Use loop_num instead of loop->num.
1285 (move_spill_restore): Use loop_num instead of loop->num.
1287 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1288 (change_loop): Ditto.
1289 (change_loop): Use loop_num instead of loop->num.
1291 * ira-lives.c (process_bb_node_lives): Ditto.
1293 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1295 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1297 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1300 * tree-mudflap.c (mf_artificial): New function.
1301 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1302 mx_register_decls, mudflap_enqueue_decl): Use it.
1305 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1306 numbers in the insn pattern.
1308 2012-01-19 Michael Matz <matz@suse.de>
1310 PR tree-optimization/46590
1311 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
1312 use it in remembering which conflicts we already created.
1313 (add_scope_conflicts): Adjust call to above, (de)allocate helper
1316 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
1319 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
1320 (merge_and_complain): Same.
1322 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1325 * config/initfini-array.h: Guard content of the header
1326 with #ifdef HAVE_INITFINI_ARRAY.
1327 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
1328 Add initfini-array.h to tm_file here.
1329 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
1330 * config.gcc: Don't add initfini-array.h to tm_file here.
1331 * configure: Regenerated.
1333 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
1335 PR rtl-optimization/51505
1336 * df-problems.c (df_kill_notes): New parameter live. Update comment.
1337 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
1338 (df_note_bb_compute): Update the call to df_kill_notes.
1340 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
1342 * trans-mem.c (requires_barrier): Remove call to is_global_var.
1344 2012-01-18 Richard Guenther <rguenther@suse.de>
1346 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
1347 of conversions to void *.
1349 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1350 Richard Sandiford <rdsandiford@googlemail.com>
1354 * optabs.h (simplify_expand_binop): Declare.
1355 * optabs.c (simplify_expand_binop): Make global.
1356 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
1357 endian targets if the source cannot be exactly covered by word
1360 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1363 * hard-reg-set.h (struct hard_reg_set_container): New type.
1364 * target.h (struct hard_reg_set_container): Forward declare.
1365 * target.def (set_up_by_prologue): New target hook.
1366 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
1367 * doc/tm.texi: Regenerated.
1368 * function.c (thread_prologue_and_epilogue_insns): Change
1369 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
1370 Call targetm.set_up_by_prologue on it.
1371 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
1372 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
1374 2012-01-17 Nick Clifton <nickc@redhat.com>
1376 * config/rx/rx.c (rx_can_use_simple_return): New function.
1377 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
1378 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
1380 2012-01-17 Richard Guenther <rguenther@suse.de>
1383 * expr.c (expand_assignment): Take address-space information
1384 from the address operand of MEM_REF and TARGET_MEM_REF.
1385 (expand_expr_real_1): Likewise.
1387 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1389 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
1390 reload dump is requested.
1392 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
1395 * trans-mem.c (requires_barrier): Call may_be_aliased.
1397 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1399 PR tree-optimization/51877
1400 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
1401 call arguments and fndecls compare equal, instead return false if they
1402 don't. Return true only if lhs1 and lhs2 are either both NULL, or
1403 both SSA_NAMEs that are valueized the same, or they satisfy
1406 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1408 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
1410 * configure: Regenerate.
1412 2012-01-16 Jan Hubicka <jh@suse.cz>
1416 * convert.c (convert_to_integer): Use fold_convert for
1417 converting an INTEGER_CST to integer type.
1419 2012-01-16 Jason Merrill <jason@redhat.com>
1422 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
1424 2012-01-16 Jakub Jelinek <jakub@redhat.com>
1427 * config/s390/s390.c (s390_chunkify_start): Don't skip
1428 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
1429 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
1430 If insn is followed by NOTE_INSN_VAR_LOCATION or
1431 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
1432 Don't use location of note insns.
1434 PR tree-optimization/51865
1435 * tree-inline.c (tree_function_versioning): Call remap_decl
1436 on DECL_RESULT whenever it has VOID_TYPE_P type.
1438 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1440 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
1441 for calls to locally-binding MIPS16 functions if only the return
1442 type uses float regs.
1444 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
1445 Richard Sandiford <rdsandiford@googlemail.com>
1447 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
1448 (SYMBOL_32_HIGH): Likewise.
1449 (mips_output_tls_reloc_directive): Declare.
1450 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
1451 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
1452 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
1453 (mips_lo_relocs, mips_hi_relocs): Make extern.
1454 (mips16_stub_function): Move up file.
1455 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
1456 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
1457 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
1458 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
1459 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
1460 (mips_get_tp): Add MIPS16 support.
1461 (mips_legitimize_tls_address): Remove MIPS16 sorry().
1462 Generalize DTPREL and TPREL handling.
1463 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
1464 Add MIPS16 TLS support.
1465 (mips_output_tls_reloc_directive): New function.
1466 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
1467 * config/mips/predicates.md (symbolic_operand_with_high)
1468 (tls_reloc_operand): New predicates.
1469 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
1470 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
1471 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
1472 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
1473 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
1474 (*tls_get_tp_mips16_call_<mode>): Likewise.
1476 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
1478 PR rtl-optimization/51821
1479 * recog.c (peep2_find_free_register): Determine clobbered registers
1482 2012-01-14 Denis Chertykov <chertykov@gmail.com>
1485 * config/avr/avr-protos.h: Revert change of 2012-01-09.
1486 * config/avr/avr.c: Likewise.
1487 * config/avr/avr.h: Likewise.
1489 2012-01-13 Ian Lance Taylor <iant@google.com>
1492 * tree.h (TYPE_QUALS): Add cast to int.
1493 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
1495 2012-01-13 Ian Lance Taylor <iant@google.com>
1497 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
1498 comparing param_index to VEC_length result.
1500 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
1502 * c-decl.c: Do not include tree-mudflap.h
1503 * tree-optimize.c: Likewise.
1504 * Makefile.in: Update dependencies.
1506 2012-01-13 Richard Guenther <rguenther@suse.de>
1509 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
1510 variable-sized result always use RSO.
1512 2012-01-12 DJ Delorie <dj@redhat.com>
1514 * cfgexpand.c (convert_debug_memory_address): Allow any valid
1515 pointer type, not just the default pointer type.
1517 2012-01-09 Richard Henderson <rth@redhat.com>
1518 Denis Chertykov <chertykov@gmail.com>
1521 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
1522 * config/avr/avr.c (avr_can_eliminate): Simplify.
1523 (avr_initial_elimination_offset): Likewise.
1524 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
1525 (expand_epilogue): Likewise.
1526 (avr_legitimize_address): Gut.
1527 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
1528 (avr_hard_regno_nregs): New.
1529 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
1530 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
1531 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
1532 add soft frame pointer.
1533 (CALL_USED_REGISTERS): Likewise.
1534 (REG_CLASS_CONTENTS): Likewise.
1535 (REGISTER_NAMES): Likewise.
1536 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
1537 (HARD_FRAME_POINTER_REGNUM): New.
1538 (FRAME_POINTER_REGNUM): Use soft frame pointer.
1539 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
1540 remove the HARD_FRAME_POINTER self-elimination.
1542 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
1545 * config/avr/avr.c (avr_encode_section_info): Test for absence of
1546 DECL_EXTERNAL when checking for initializers of progmem variables.
1548 2012-01-12 Ira Rosen <irar@il.ibm.com>
1550 PR tree-optimization/51799
1551 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
1552 that the last operation is a type demotion.
1554 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
1556 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
1557 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
1559 2012-01-11 Jakub Jelinek <jakub@redhat.com>
1562 * combine.c (distribute_notes): If i3 is a noreturn call,
1563 allow old_size to be equal to args_size and make sure the
1564 noreturn call gets REG_ARGS_SIZE note.
1565 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
1566 on noreturn calls even when the delta is 0.
1568 2012-01-11 Nathan Sidwell <nathan@acm.org>
1570 * gcov.c (STRING_SIZE): Remove.
1571 (generate_results): Erase annotations for source files with no
1572 coverage information.
1574 (output_lines): Use it.
1576 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1578 * gimple.h (gimplify_body): Remove first argument.
1579 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
1580 pointer set here, instead just pass DATA to walk_tree.
1581 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
1582 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
1583 (unvisit_body): Likewise, but with unmark_visited.
1584 (gimplify_body): Remove BODY_P argument and adjust.
1585 (gimplify_function_tree): Adjust call to gimplify_body.
1586 * omp-low.c (finalize_task_copyfn): Likewise.
1588 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1590 * tree.h (build_function_decl_skip_args): Add boolean parameter.
1591 (build_function_type_skip_args): Delete.
1592 * tree.c (build_function_type_skip_args): Make static and add
1593 SKIP_RETURN parameter. Fix thinko in the handling of variants.
1594 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
1595 pass it to build_function_type_skip_args.
1596 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
1597 (tree_function_versioning): Likewise.
1598 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
1599 build_function_decl_skip_args.
1600 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
1601 and pass it to build_function_decl_skip_args/tree_function_versioning.
1602 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
1603 * ipa-inline-transform.c (save_inline_function_body): Likewise.
1604 * trans-mem.c (ipa_tm_create_version): Likewise.
1605 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
1606 * tree-inline.c (declare_return_variable): Remove always-true test.
1607 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
1608 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
1609 * ipa-split.c (split_function): Skip the return value for the split
1610 part if it doesn't return.
1612 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1614 PR tree-optimization/49642
1615 * ipa-split.c (forbidden_dominators): New variable.
1616 (check_forbidden_calls): New function.
1617 (dominated_by_forbidden): Likewise.
1618 (consider_split): Check for forbidden dominators.
1619 (execute_split_functions): Initialize and free forbidden
1620 dominators info; call check_forbidden_calls.
1622 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1624 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
1626 2012-01-11 Nick Clifton <nickc@redhat.com>
1628 * config/rx/rx.md (return): Define pattern.
1630 2012-01-11 Richard Guenther <rguenther@suse.de>
1632 * doc/extend.texi (malloc attribute): Adjust according to
1635 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
1636 Patrick Marlier <patrick.marlier@gmail.com>
1639 * trans-mem.c (get_cg_data): Traverse aliases if requested.
1640 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
1641 (ipa_tm_note_irrevocable): Same.
1642 (ipa_tm_scan_irr_block): Same.
1643 (ipa_tm_decrement_clone_counts): Same.
1644 (ipa_tm_scan_irr_function): Same.
1645 (ipa_tm_create_version_alias): Same.
1646 (ipa_tm_create_version): Same.
1647 (ipa_tm_transform_calls_redirect): Same.
1648 (ipa_tm_transform_calls): Same.
1649 (ipa_tm_transform_transaction): Same.
1650 (ipa_tm_execute): Same.
1652 2012-01-10 Richard Guenther <rguenther@suse.de>
1655 * opts.c (common_handle_option): Handle -Werror.
1657 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
1659 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
1662 2012-01-10 Jason Merrill <jason@redhat.com>
1664 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
1667 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1669 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
1670 supports R_386_TLS_GD_PLT reloc.
1671 (gcc_cv_as_ix86_tlsldmplt): Check if linker
1672 supports R_386_TLS_LDM_PLT reloc.
1673 * configure: Regenerate.
1674 * config.in: Regenerate.
1676 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
1679 Extend __pgmx semantics to linearize memory.
1680 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
1681 determine if code comes inline or from libgcc.
1682 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
1683 (movmem_qi, movmem_qi): Set constraint #2 to "n".
1684 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
1685 (movmemx_qi, movmemx_hi): New insns.
1686 (xload_<mode>_libgcc): Rewrite to new insn condition.
1687 (xload_<mode>): Remove insns.
1688 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
1689 cases that don't satisfy avr_xload_libgcc_p().
1690 (avr_addr_space_convert): Allow converting in any direction.
1691 (avr_addr_space_subset_p): Return always true.
1692 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
1693 (avr_emit_movmemhi): Ditto.
1694 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
1695 (avr_out_movmem): Ditto.
1696 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
1697 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
1698 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
1699 (avr_encode_section_info): Encode 'progmem' in symbol flags.
1700 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
1702 2012-01-10 Richard Guenther <rguenther@suse.de>
1704 PR tree-optimization/50913
1705 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
1706 Require data-refs to be representable by Graphite with respect
1709 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
1711 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
1712 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
1714 2012-01-10 Tom de Vries <tom@codesourcery.com>
1716 PR rtl-optimization/51271
1717 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
1718 handling annulled branch.
1720 2012-01-10 Richard Henderson <rth@redhat.com>
1722 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
1723 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
1724 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
1725 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
1726 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
1727 arm_expand_vec_perm_const): New.
1728 * config/arm/arm-protos.h: Update.
1729 * config/arm/neon.md (UNSPEC_VCONCAT): New.
1730 (*neon_vswp<VDQX>): New.
1731 (neon_vcombine<VDX>): Use neon_split_vcombine.
1732 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
1733 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
1734 (vec_perm<VE>): New.
1736 2012-01-10 Richard Henderson <rth@redhat.com>
1738 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
1739 use it if reload_completed.
1740 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
1741 arm_output_asm_insn, arm_process_output_memory_barrier,
1742 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
1743 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
1744 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
1745 arm_process_output_sync_insn, arm_output_sync_insn,
1746 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
1747 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
1748 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
1749 (emit_unlikely_jump): New.
1750 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
1751 (arm_split_atomic_op): New.
1752 * config/arm/arm-protos.h: Update.
1753 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
1754 (struct arm_sync_generator): Remove.
1755 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
1756 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
1757 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
1758 (VUNSPEC_LL, VUNSPEC_SC): New.
1759 (sync_result, sync_memory, sync_required_value, sync_new_value,
1760 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
1761 (attr length): Don't use arm_sync_loop_insns.
1762 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
1763 (movsfcc, movdfcc): Likewise.
1764 * config/arm/constraints.md (Ua): New.
1765 * config/arm/prediates.md (mem_noofs_operand): New.
1766 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
1767 (sync_clobber, sync_t2_reqd): Remove.
1768 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
1769 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
1770 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
1771 (arm_sync_compare_and_swap<SIDI>): Remove.
1772 (arm_sync_compare_and_swap<NARROW>): Remove.
1773 (arm_sync_lock_test_and_set<SIDI>): Remove.
1774 (arm_sync_lock_test_and_set<NARROW>): Remove.
1775 (arm_sync_new_<syncop><SIDI>): Remove.
1776 (arm_sync_new_<syncop><NARROW>): Remove.
1777 (arm_sync_new_nand<SIDI>): Remove.
1778 (arm_sync_new_nand<NARROW>): Remove.
1779 (arm_sync_old_<syncop><SIDI>): Remove.
1780 (arm_sync_old_<syncop><NARROW>): Remove.
1781 (arm_sync_old_nand<SIDI>): Remove.
1782 (arm_sync_old_nand<NARROW>): Remove.
1783 (*memory_barrier): Merge arm_output_memory_barrier.
1784 (atomic_compare_and_swap<QHSD>): New.
1785 (atomic_compare_and_swap<NARROW>_1): New.
1786 (atomic_compare_and_swap<SIDI>_1): New.
1787 (atomic_exchange<QHSD>): New.
1788 (cas_cmp_operand, cas_cmp_str): New.
1789 (atomic_op_operand, atomic_op_str): New.
1790 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
1791 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
1792 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
1793 (arm_load_exclusive<NARROW>): New.
1794 (arm_load_exclusivesi, arm_load_exclusivedi): New.
1795 (arm_store_exclusive<QHSD>): New.
1797 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1799 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
1800 reload patterns if -mvsx-scalar-memory.
1802 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
1803 generated, even -mno-vsx-scalar-double was used.
1804 (vsx_xscvdpsp_scalar): Likewise.
1805 (vsx_xscvspdp_scalar2): Likewise.
1807 2012-01-09 Tom de Vries <tom@codesourcery.com>
1808 Andrew Pinski <apinski@cavium.com>
1811 * reorg.c (fill_slots_from_thread): Don't speculate
1812 frame-related insns.
1814 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
1816 * sched-int.h (bb_note): Move to...
1817 * basic-block.h: ...here.
1818 * haifa-sched.c (bb_note): Move to...
1819 * cfgrtl.c: ...here.
1820 * function.c (next_block_for_reg): New function.
1821 (move_insn_for_shrink_wrap): Likewise.
1822 (prepare_shrink_wrap): Rewrite to use the above.
1824 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
1826 * gimple.c (is_gimple_non_addressable): Remove.
1827 * gimple.h: Remove is_gimple_non_addressable.
1828 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
1829 is_gimple_non_addressable.
1830 * trans-mem.c (expand_assign_tm): Same.
1832 2012-01-09 Richard Guenther <rguenther@suse.de>
1834 PR tree-optimization/51775
1835 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
1836 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
1838 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1840 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1842 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1844 2012-01-09 Richard Guenther <rguenther@suse.de>
1846 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
1848 2012-01-08 Jan Hubicka <jh@suse.cz>
1850 PR tree-optimize/51680
1851 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
1852 on when known_vals needs to be computed; cleanup.
1854 2012-01-08 Jan Hubicka <jh@suse.cz>
1856 PR tree-optimize/51694
1857 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
1859 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
1861 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
1862 for -std=c++98 and -std=c++11 too.
1864 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
1866 * cfgloop.c (cancel_loop): Add free() of bbs array.
1868 2012-01-07 Jan Hubicka <jh@suse.cz>
1870 PR tree-optimization/51600
1871 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
1872 that benefits small functions.
1874 2012-01-07 Jan Hubicka <jh@suse.cz>
1876 * ipa-inline.c (want_inline_small_function_p): Fix formating.
1878 2012-01-07 Jan Hubicka <jh@suse.cz>
1880 PR tree-optimization/51680
1881 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
1882 whose inlining reduce unit size.
1884 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
1887 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
1888 Add canonical node to containing_mem chain after the non-canonical
1889 one, even if there weren't any locs to propagate.
1890 (remove_useless_values): Keep only canonical values.
1891 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
1892 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
1893 canonicalize mem_chain elements that are not discarded.
1895 2012-01-06 Jakub Jelinek <jakub@redhat.com>
1898 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
1899 before emitting functions.
1901 PR gcov-profile/50127
1902 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
1903 clear_aux_for_blocks.
1905 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
1908 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
1910 2012-01-06 Arnaud Charlet <charlet@adacore.com>
1912 * c-decl.c (ext_block): Moved up.
1913 (collect_all_refs, for_each_global_decl): Take ext_block into account.
1915 2012-01-06 Han Shen <shenhan@google.com>
1917 Translate built-in include paths for sysroot.
1918 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
1919 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
1921 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
1922 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
1924 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
1925 control whether sysroot should be prepended to gxx include dir.
1927 * configure: Regenerate.
1929 2012-01-06 Torvald Riegel <triegel@redhat.com>
1931 PR rtl-optimization/51771
1932 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
1933 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
1935 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
1937 PR tree-optimization/51315
1938 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
1939 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
1941 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
1944 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
1945 for shrp pattern. Correctly handle and fixup shift variable.
1946 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
1948 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1951 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
1952 note when !ACCUMULATE_OUTGOING_ARGS.
1954 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
1956 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
1958 (extract_range_from_unary_expr_1): Avoid useless computations.
1960 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1962 PR rtl-optimization/51767
1963 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
1964 of jump_block and add an extra edge for degenerated asm gotos.
1967 * stmt.c (check_unique_operand_names): Don't ICE during error
1968 reporting if i is from labels chain.
1971 * profile.c (branch_prob): Split bbs that have exit edge
1972 and need a fake entry edge too.
1974 2012-01-05 Jan Hubicka <jh@suse.cz>
1977 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
1980 2012-01-05 Richard Guenther <rguenther@suse.de>
1983 * tree-streamer-out.c (write_ts_optimization): New function.
1984 (streamer_write_tree_body): Call it.
1985 * tree-streamer-in.c (lto_input_ts_optimization): New function.
1986 (streamer_read_tree_body): Call it.
1987 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
1989 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1992 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
1993 * gimplify.c (gimplify_cleanup_point_expr): Save and set
1994 in_cleanup_point_expr before gimplify_stmt call and restore it
1996 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
1997 in_cleanup_point_expr is false.
1999 2012-01-05 Richard Guenther <rguenther@suse.de>
2002 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2004 * toplev.c (process_options): Reject combining mudflap and LTO.
2005 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2007 2012-01-05 Richard Guenther <rguenther@suse.de>
2009 PR tree-optimization/51760
2010 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2012 (bit_value_unop): Handle UNDEFINED operands.
2013 (bit_value_binop): Likewise.
2015 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2017 * config/avr/avr.c (avr_replace_prefix): Remove.
2018 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2019 (avr_asm_function_rodata_section): Ditto.
2020 (avr_asm_select_section): Ditto.
2022 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2024 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2027 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2030 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2031 calls that have any non-fake successor edges.
2034 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2036 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2038 PR tree-optimization/51624
2039 * tree-sra.c (build_ref_for_model): When replicating a chain of
2040 COMPONENT_REFs, stop as soon as the offset would become negative.
2042 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2045 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2046 in .debug_loc on the floor.
2048 2012-01-04 Andrew Pinski <apinski@cavium.com>
2050 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2052 2012-01-04 Andrew Pinski <apinski@cavium.com>
2053 Adam Nemet <anemet@caviumnetworks.com>
2055 * config/mips/mips.md (size): Add SI and DI.
2056 (SIZE): New mode attribute.
2057 (U): New code attribute.
2058 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
2059 (mips_lbux_<mode>): Delete.
2060 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
2061 (mips_lhx): Use gen_mips_lhx_extsi.
2062 (mips_lhx_<mode>): Delete.
2064 (mips_l<size>x): New expand.
2065 (mips_lwx_<mode>): Delete.
2066 (mips_l<GPR:size>x_<P:mode>): New pattern.
2067 (*mips_lw<u>x_<P:mode>_ext): Likewise.
2068 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
2069 * config/mips/mips.c (mips_lx_address_p): New function.
2070 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
2071 (dsp64): New availability predicate.
2072 (mips_builtins): Add an entry for __builtin_mips_ldx.
2073 * config/mips/mips.h (ISA_HAS_LBX): New define.
2074 (ISA_HAS_LBUX): Likewise.
2075 (ISA_HAS_LHX): Likewise.
2076 (ISA_HAS_LHUX): Likewise.
2077 (ISA_HAS_LWX): Likewise.
2078 (ISA_HAS_LWUX): Likewise.
2079 (ISA_HAS_LDX): Likewise.
2080 * doc/extend.texi (__builtin_mips_ldx): Document.
2082 2012-01-04 Tristan Gingold <gingold@adacore.com>
2084 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
2085 when long pointers are used.
2086 * config.build (*-*-*vms*): Handle all OpenVMS targets.
2087 (alpha64-dec-*vms*, alpha*-dec-*vms*)
2088 (ia64-hp-*vms*): Remove.
2089 * config/vms/xm-vms64.h: Delete.
2091 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2094 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
2096 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2098 * opts.c (finish_options): Remove duplicate sorry.
2100 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2103 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2106 2012-01-04 Richard Guenther <rguenther@suse.de>
2109 * tree.c (size_low_cst): New function.
2110 * tree.h (size_low_cst): Declare.
2111 * fold-const.c (fold_comparison): Use it to extract the low
2112 part of the POINTER_PLUS_EXPR offset.
2114 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2116 Fix clearing ZERO_REG
2117 * config/avr/avr.md (cc): Add alternative "ldi".
2118 (movqi_insn): Use it in cc attribute.
2119 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2120 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2121 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2123 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2125 * configure: Regenerate.
2127 2012-01-04 Richard Guenther <rguenther@suse.de>
2129 PR tree-optimization/49651
2130 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2131 (var_can_have_subvars): Use it.
2132 (get_constraint_for_1): Only consider subfields if there can be any.
2134 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2137 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2138 to its new canonical_cselib_val and the cselib_val was in
2139 first_containing_mem chain, but the canonical_cselib_val was not,
2140 add the latter into the chain.
2141 (cselib_invalidate_mem): Compare canonical_cselib_val of
2142 addr_list chain elt with v.
2145 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2146 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2148 (output_macinfo_op): Don't ggc_strdup fd->filename.
2149 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2150 then ggc_strdup it. Don't free inc->info or cur->info.
2151 (output_macinfo): Don't free ref->info or file->info.
2153 2012-01-03 Ira Rosen <irar@il.ibm.com>
2155 PR tree-optimization/51269
2156 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2157 first_niters a pointer.
2158 (slpeel_tree_peel_loop_to_edge): Likewise.
2159 (vect_do_peeling_for_loop_bound): Update call to
2160 slpeel_tree_peel_loop_to_edge.
2161 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2162 here. Remove it from the parameters list.
2163 (vect_do_peeling_for_alignment): Update calls and compute
2166 2012-01-03 Richard Guenther <rguenther@suse.de>
2168 PR tree-optimization/51070
2169 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2170 Properly handle calls.
2172 2012-01-03 Richard Guenther <rguenther@suse.de>
2174 PR tree-optimization/51692
2175 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2176 the LHS of allocation stmts.
2178 2012-01-03 Olivier Hainque <hainque@adacore.com>
2180 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2182 2012-01-03 Olivier Hainque <hainque@adacore.com>
2184 * collect2.c (main): In AIX specific computations for vector
2185 insertions, use CONST_CAST2 to cast from char ** to const char **.
2187 2012-01-03 Richard Guenther <rguenther@suse.de>
2190 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2191 the context of a limbo DIE when it does not already exist.
2193 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2195 PR tree-optimization/51719
2196 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2197 but direct call is, clear direct call's lhs and don't add fallthrough
2198 edge from dcall_bb to join_bb and PHIs.
2200 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2202 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2203 the instructions emitted by the pattern.
2204 ("*TDC_insn_<mode>"): Add comment.
2206 2012-01-03 Richard Guenther <rguenther@suse.de>
2209 * fold-const.c (fold_comparison): Properly canonicalize
2210 tree offset and HOST_WIDE_INT bit position.
2212 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2214 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2215 operands for extzv pattern.
2217 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2220 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2223 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2225 * doc/invoke.texi (-flto and related options): Copy-edit.
2227 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2229 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2231 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2233 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2236 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2238 * expr.h (move_by_pieces_ninsns): Declare.
2239 * expr.c (move_by_pieces_ninsns): Make external.
2240 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2241 (mips_store_by_pieces_p): Likewise.
2242 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2243 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2244 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2245 (mips_store_by_pieces_p): Likewise.
2247 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2249 * passes.c (register_one_dump_file): Free full_name.
2251 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2252 (calculate_elim_costs_all_insns): Free offsets_at and
2253 offsets_known_at at the end and clear the pointers.
2255 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2257 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2258 this option introduced in r180739.
2260 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2263 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2264 (tmake_file target=avr): Add avr/t-multilib.
2266 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2267 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2268 * config/avr/genmultilib.awk: New file.
2269 * config/avr/t-multilib: New auto-generated file.
2270 * config/avr/multilib.h: New auto-generated file.
2271 * config/avr/t-avr (AVR_MCUS): New variable.
2272 (genopt.sh): Use it.
2273 (s-mlib): Depend on t-multilib.
2274 (t-multilib, multilib.h): New dependencies.
2275 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2276 (MULTILIB_OPTIONS): Remove.
2277 (MULTILIB_MATCHES): Remove.
2278 (MULTILIB_DIRNAMES): Remove.
2279 (MULTILIB_EXCEPTIONS): Remove:
2280 * config/avr/genopt.sh: Don't use hard coded file name;
2281 pass AVR_MCUS from t-avr instead.
2283 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2285 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2287 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2289 Implement light-weight DImode support.
2290 * config/avr/avr-dimode.md: New file.
2291 * config/avr/avr.md: Include it.
2292 (adjust_len): Add plus64, compare64.
2293 (HIDI): Remove code iterator.
2294 (code_stdname): New code attribute.
2295 (rotx, rotsmode): Remove DI.
2296 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2298 * config/avr/avr-protos.h (avr_have_dimode): New.
2299 (avr_out_plus64, avr_out_compare64): New.
2300 * config/avr/avr.c (avr_out_compare): Handle DImode.
2301 (avr_have_dimode): New variable definition and initialization.
2302 (avr_out_compare64, avr_out_plus64): New functions.
2303 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2304 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2305 (avr_compare_pattern): Skip DImode comparisons.
2307 2012-01-02 Revital Eres <revital.eres@linaro.org>
2309 * ddg.c (def_has_ccmode_p): New function.
2310 (add_cross_iteration_register_deps,
2311 create_ddg_dep_from_intra_loop_link): Call it.
2313 2012-01-02 Richard Guenther <rguenther@suse.de>
2316 * invoke.texi (fassociative-math): Remove spurious paranthesis.
2318 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2320 * gcc.c (process_command): Update copyright notice dates.
2321 * gcov.c (print_version): Likewise.
2322 * gcov-dump.c (print_version): Likewise.
2323 * mips-tfile.c (main): Likewise.
2324 * mips-tdump.c (main): Likewise.
2326 2012-01-01 Ira Rosen <irar@il.ibm.com>
2328 PR tree-optimization/51704
2329 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
2330 a use is inside the basic block or loop before accessing its vect info.
2332 2012-01-01 Jan Hubicka <jhjh@suse.cz>
2334 PR rtl-optimization/51069
2335 * cfgloopmanip.c (remove_path): Removing path making irreducible
2336 region unconditional makes BB part of the region.
2338 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2340 PR tree-optimization/51683
2341 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
2342 calls with side-effects.
2343 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
2345 Copyright (C) 2012 Free Software Foundation, Inc.
2347 Copying and distribution of this file, with or without modification,
2348 are permitted in any medium without royalty provided the copyright
2349 notice and this notice are preserved.