1 2012-02-02 Jia Liu <proljc@gmail.com>
3 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6 2012-02-02 Jan Hubicka <jh@suse.cz>
7 Tom de Vries <tom@codesourcery.com>
10 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
11 * varpool.c (varpool_analyze_pending_decls): Likewise.
13 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
14 Jayant R Sonar <jayant.sonar@kpitcummins.com>
16 * config.gcc: Add cr16-* support.
18 * doc/extend.texi: Document cr16 extensions.
19 * doc/install.texi: Document cr16 install.
20 * doc/invoke.texi: Document cr16 options.
21 * doc/md.texi: Document cr16 constraints.
23 * common/config/cr16/cr16-common.c: New file.
24 * config/cr16/cr16.c: New file.
25 * config/cr16/cr16.h: New file.
26 * config/cr16/cr16.md: New file.
27 * config/cr16/cr16.opt: New file.
28 * config/cr16/cr16-protos.h: New file.
29 * config/cr16/predicates.md: New file.
30 * config/cr16/constraints.md: New file.
31 * config/cr16/t-cr16: New file.
33 2012-02-02 Jakub Jelinek <jakub@redhat.com>
36 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
37 that operands[2] is either immediate, or q_regs_operand.
39 PR tree-optimization/52073
40 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
41 a pattern stmt for pattern uses, ignore uses outside of the loop.
43 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
45 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
46 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
47 (OUT_AS1, OUT_AS2): Remove.
49 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
51 PR rtl-optimization/51374
52 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
53 to cross other volatile_refs_p insns.
55 2012-02-01 Richard Guenther <rguenther@suse.de>
57 * doc/invoke.texi (fno-inline): Clarify documentation.
58 (finline-small-functions): Likewise.
59 (finline-functions): Likewise.
60 * common.opt (finline): Adjust comment and documentation.
61 (finline-small-functions): Clarify documentation.
62 (finline-functions): Likewise.
63 (finline-functions-called-once): Likewise.
65 2012-02-01 Tristan Gingold <gingold@adacore.com>
67 * c-typeck.c (composite_type): Keep mode for pointers.
69 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
71 * function.h (regno_reg_rtx): Adjust comment.
72 * reginfo.c (init_reg_modes_target): Only use the previous mode
73 if it fits within one register. Remove MIPS comment.
75 2012-01-31 Jakub Jelinek <jakub@redhat.com>
78 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
80 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
82 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
85 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
87 config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true
90 2012-01-31 Jakub Jelinek <jakub@redhat.com>
95 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
97 2012-01-31 Richard Guenther <rguenther@suse.de>
99 PR tree-optimization/51528
100 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
103 2012-01-31 Jakub Jelinek <jakub@redhat.com>
108 * ree.c (add_removable_extension): Change def_map argument
109 to unsigned *, store in def_map 1 + offset into *insn_list vector
110 instead of pointers into the vector.
111 (find_removable_extensions): Adjust caller.
113 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
115 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
116 Transform all "* quoted-c-code" to { c-code }.
117 Remove redundant test for "optimize" in combine patterns.
118 Move (include "avr-dimode.md") to end of file.
120 2012-01-30 Bin Cheng <bin.cheng@arm.com>
123 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
124 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
126 2012-01-30 Richard Guenther <rguenther@suse.de>
128 PR tree-optimization/52028
129 * tree-loop-distribution.c (ldist_gen): Properly update
132 2012-01-30 Jakub Jelinek <jakub@redhat.com>
135 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
136 set_cur_line_info_table if not emitting debug info.
138 PR tree-optimization/52046
139 * tree-vect-patterns.c (check_bool_pattern): Give up if
140 a comparison could throw.
143 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
145 2012-01-30 Richard Guenther <rguenther@suse.de>
147 PR tree-optimization/52045
148 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
149 SSA form if cfgcleanup did anything.
151 2012-01-30 Richard Guenther <rguenther@suse.de>
153 PR tree-optimization/52045
154 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
155 before computing final todo.
157 2012-01-30 Richard Guenther <rguenther@suse.de>
159 PR tree-optimization/51528
160 * tree-sra.c (sra_modify_assign): Re-factor in preparation
163 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
165 * df-problems.c (df_kill_notes): Check that the use refers
166 to the note under examination.
168 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
171 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
172 parameter and use short-lived pseudos.
173 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
174 (sparc_expand_vector_init): Const-ify local variables and adjust
175 calls to above functions.
177 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
179 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
181 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
183 * doc/invoke.texi: Make usage of "compile time" and
184 "run time"/"runtime" consistent throughout the file.
186 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
188 * config/alpha/alpha.c (alpha_option_overrride): Default to
189 full IEEE compliance mode for Go language.
191 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
193 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
194 (LINK_SSP_SPEC): Define.
196 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
199 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
202 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
204 * doc/invoke.texi: Correct hyphenation of "floating point",
205 "double precision", and related terminology throughout the file.
207 2012-01-28 Jakub Jelinek <jakub@redhat.com>
210 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
211 arm_general_register_operand predicate for operand 2 instead of
214 2012-01-27 Ian Lance Taylor <iant@google.com>
217 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
218 * builtins.c (expand_builtin_init_trampoline): Add onstack
219 parameter. Change caller.
220 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
221 * tree.c (build_common_builtin_nodes): Declare
222 __builtin_init_heap_trampoline.
224 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
226 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
227 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
228 * config/avr/avr.c: Ditto.
229 (avr_regnames): Remove because unused.
230 * config/avr/avr.md (*cpse.ne): New peephole.
231 (*cpse.eq): New peephole from former cpse peepholes.
233 2012-01-27 Michael Eager <eager@eagercon.com>
235 * config/microblaze.c (microblaze_emit_compare): Correct
236 test after pcmp instruction.
238 2012-01-27 Richard Guenther <rguenther@suse.de>
240 PR tree-optimization/52020
241 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
243 2012-01-27 Richard Guenther <rguenther@suse.de>
245 * ipa-pure-const.c (check_stmt): Clobbers do not make a
246 function non-const/pure.
248 2012-01-27 Richard Guenther <rguenther@suse.de>
250 PR tree-optimization/50444
251 * tree-sra.c (build_ref_for_offset): Properly adjust the
252 MEM_REF type for unaligned accesses.
254 2012-01-27 Richard Guenther <rguenther@suse.de>
256 PR tree-optimization/50444
257 * expr.c (mem_ref_refers_to_non_mem_p): New function.
258 (expand_assignment): Use it. Properly handle misaligned
259 bases when expanding stores to component references.
260 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
263 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
266 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
267 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
268 * tree-data-ref.c (find_data_references_in_loop): Make static.
269 (compute_all_dependences): Change return type to bool. Bail out
270 for too many datarefs in a loop. Move the hunk resetting the data
271 dependences vector from ...
272 (compute_data_dependences_for_loop): ... here. Account for
273 compute_all_dependences returning false.
274 (compute_data_dependences_for_bb): Likewise.
275 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
276 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
278 2012-01-27 Richard Guenther <rguenther@suse.de>
281 * expr.c (store_field): Use the alias-set of the scratch memory
284 2012-01-27 Tom de Vries <tom@codesourcery.com>
286 PR tree-optimization/51990
287 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
289 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
291 2012-01-27 Jakub Jelinek <jakub@redhat.com>
294 * var-tracking.c (reverse_op): Don't add any reverse operation
295 if V already has any constant locations.
297 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
299 * doc/invoke.texi: Correct usage of "command line" (noun)
300 vs "command-line" (adjective) throughout.
302 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
304 * doc/invoke.texi (Language Independent Options): Move
305 -Wcoverage-mismatch blurb from here....
306 (Warning Options): ...to here.
308 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
310 * config/rs6000/rs6000.c (rs6000_option_override_internal):
311 Set rs6000_always_hint to false for 476.
313 2012-01-27 Matthias Klose <doko@ubuntu.com>
315 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
317 * incpath.c (add_standard_paths): Likewise.
319 2012-01-27 Richard Henderson <rth@redhat.com>
321 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
322 * config/m68k/sync.md (atomic_test_and_set): Rename from
323 sync_test_and_setqi and adjust the operands.
324 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
325 and unconditionally enable.
327 2012-01-27 Richard Henderson <rth@redhat.com>
329 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
330 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
331 (ldstub): Rename from ldstubqi.
332 (ldstub<I24MODE>): Remove.
334 2012-01-27 Richard Henderson <rth@redhat.com>
336 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
337 * c-cppbuiltin.c (cpp_atomic_builtins): Define
338 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
339 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
340 * doc/tm.texi: Rebuild.
342 2012-01-27 Richard Henderson <rth@redhat.com>
344 * optabs.c (gen_atomic_test_and_set): Remove default.
345 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
347 2012-01-26 Jakub Jelinek <jakub@redhat.com>
349 PR rtl-optimization/51978
350 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
351 (combine_reaching_defs): Likewise.
352 (struct re_info): Remove.
353 (add_removable_extension): Remove x and data arguments,
354 add insn, insn_list and def_map. Use the arguments directly
355 instead of using struct re_info.
356 (find_removable_extensions): Don't call add_removable_extension
357 through note_stores, instead just call it with single_set
359 (find_and_remove_re): Pass curr_cand->expr instead of
360 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
362 2012-01-26 Michael Matz <matz@suse.de>
364 PR tree-optimization/46590
365 * cfgexpand.c: Revert last change (r183305).
366 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
368 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
369 checking for emptiness.
371 2012-01-26 Jakub Jelinek <jakub@redhat.com>
374 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
375 non-addressable non-BLKmode base correctly.
377 2012-01-26 Michael Matz <matz@suse.de>
379 PR tree-optimization/48794
380 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
381 regions referenced from RESX/EH_DISPATCH.
383 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
385 * config/s390/s390.h: Make BRANCH_COST an option.
386 * config/s390/s390.opt: New option -mbranch-cost.
388 2012-01-26 Richard Henderson <rth@redhat.com>
390 Revert 2012-01-24 change:
391 * trans-mem.c (requires_barrier): Do not instrument thread local
392 variables and emit save/restore for them.
394 2012-01-25 Jakub Jelinek <jakub@redhat.com>
397 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
400 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
402 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
405 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
408 Rename __pgm to __flash.
409 Rename __pgm1 to __flash1.
410 Rename __pgm2 to __flash2.
411 Rename __pgm3 to __flash3.
412 Rename __pgm4 to __flash4.
413 Rename __pgm5 to __flash5.
414 Rename __pgmx to __memx.
415 * doc/extend.texi (AVR Named Address Spaces)
416 Rename address space names as indicated above.
417 * config/avr/avr.c (avr_addrspace): Ditto.
419 * config/avr/avr-protos.h
420 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
421 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
422 * config/avr/predicates.md: Ditto.
423 * config/avr/avr.c Ditto, and
424 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
425 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
427 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
428 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
429 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
430 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
431 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
432 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
433 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
434 * config/avr/avr.c: Ditto.
435 * config/avr/avr.md: Ditto.
437 2012-01-25 Jason Merrill <jason@redhat.com>
440 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
442 2012-01-25 Jakub Jelinek <jakub@redhat.com>
444 PR tree-optimization/51987
445 * tree-data-ref.c (get_references_in_stmt): Handle references in
446 non-volatile GIMPLE_ASM.
448 2012-01-25 Richard Guenther <rguenther@suse.de>
450 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
451 bases are dereferenced.
453 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
455 PR rtl-optimization/48374
456 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
458 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
460 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
461 compute_data_dependences_for_loop returns false.
462 * tree-parloops.c (loop_parallel_p): Likewise.
464 2012-01-25 Richard Guenther <rguenther@suse.de>
466 * tree.h (get_pointer_alignment_1): Declare.
467 * builtins.c (get_pointer_alignment_1): New function.
468 (get_pointer_alignment): Use it.
470 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
472 PR rtl-optimization/48308
473 * combine.c (enum undo_kind): Add UNDO_LINKS.
474 (struct undo): Add member l to other_contents and where.
475 (do_SUBST_LINK): New.
477 (try_combine): Handle LOG_LINKS for the dummy i1 case.
478 (undo_all): Handle UNDO_LINKS.
480 2012-01-25 Richard Henderson <rth@redhat.com>
482 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
485 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
487 * optabs.c (gen_atomic_test_and_set): Use each argument.
489 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
491 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
492 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
493 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
494 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
495 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
496 TARGET_PAIRED_SINGLE_FLOAT.
498 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
500 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
501 (in_struct, return_val): Remove MEM documentation.
502 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
503 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
504 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
506 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
507 * cfgexpand.c (add_alias_set_conflicts): Likewise.
508 * expr.c (store_field): Likewise.
509 * function.c (assign_stack_temp_for_type): Likewise.
510 * ifcvt.c (noce_try_cmove_arith): Likewise.
511 * reload1.c (reload): Likewise.
512 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
513 (alpha_set_memflags): Likewise.
514 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
516 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
518 * rtl.h (true_dependence, canon_true_dependence): Remove varies
520 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
521 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
522 (true_dependence_1, true_dependence, canon_true_dependence): Remove
524 * cselib.c (cselib_rtx_varies_p): Delete.
525 (cselib_invalidate_mem): Update call to canon_true_dependence.
526 * dse.c (record_store, check_mem_read_rtx): Likewise.
527 (scan_reads_nospill): Likewise.
528 * cse.c (check_dependence): Likewise.
529 (cse_rtx_varies_p): Delete.
530 * expr.c (safe_from_p): Update call to true_dependence.
531 * ira.c (validate_equiv_mem_from_store): Likewise.
532 (memref_referenced_p): Likewise.
533 * postreload-gcse.c (find_mem_conflicts): Likewise.
534 * sched-deps.c (sched_analyze_2): Likewise.
535 * store-motion.c (load_kills_store): Likewise.
536 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
537 * gcse.c (mems_conflict_for_gcse_p): Likewise.
538 (compute_transp): Update call to canon_true_dependence.
540 2012-01-25 Richard Henderson <rth@redhat.com>
542 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
543 (maybe_emit_atomic_test_and_set): New.
544 (expand_sync_lock_test_and_set): Use it.
545 (expand_atomic_test_and_set): Likewise.
546 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
547 the implementation; clarify implementation defined details.
548 * doc/md.texi (atomic_test_and_set): Document.
550 2012-01-25 Richard Henderson <rth@redhat.com>
552 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
554 2012-01-25 Richard Henderson <rth@redhat.com>
557 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
558 to effect no-op split.
560 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
563 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
564 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
565 (BT_FN_VOID_PTR_INT_SIZE): New.
566 (BT_FN_UINT_UINT_VAR): Remove.
567 (BT_FN_UINT32_UINT32_VAR): New.
568 (BT_FN_DOUBLE_VPTR): Remove.
569 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
571 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
572 (_ITM_changeTransactionMode): Same.
573 (_ITM_memmoveRtWt): Change return type to void.
574 (_ITM_memcpyRtWt): Same.
575 (_ITM_memsetW): Same.
576 (_ITM_RaRD): Change types to double.
581 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
583 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
584 Patrick Marlier <patrick.marlier@gmail.com>
586 * trans-mem.c (requires_barrier): Do not instrument thread local
587 variables and emit save/restore for them.
589 2012-01-24 Jason Merrill <jason@redhat.com>
592 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
593 output static aliases.
595 2012-01-24 Jakub Jelinek <jakub@redhat.com>
598 * common.opt (-pie, -shared, pie, shared): Change from Common to
600 * gcc.c (display_help): Display help for -pie and -shared.
602 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
605 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
606 Remove note on size/offset limitation.
607 (AVR Variable Attributes): Add example how to read data located
608 with progmem. Refer to named address spaces.
609 * doc/invoke.texi (AVR Options): Fix typo.
611 2012-01-24 Richard Guenther <rguenther@suse.de>
613 Forward-port to trunk
614 2010-09-21 Jakub Jelinek <jakub@redhat.com>
617 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
618 op0 isn't sufficiently aligned and there is movmisalignM
619 insn for mode, use it to load op0 into a temporary register.
621 2012-01-24 Jakub Jelinek <jakub@redhat.com>
624 * target.def (const_not_ok_for_debug_p): New hook.
625 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
627 * doc/tm.texi: Regenerated.
628 * dwarf2out.c (const_ok_for_output_1): If
629 targetm.const_not_ok_for_debug_p returns true, fail.
630 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
632 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
634 2012-01-23 Kai Tietz <ktietz@redhat.com>
637 * config/i386/predicates.md (symbolic_operand): Allow
638 UNSPEC_PCREL as PIC expression for lea.
639 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
640 * config/i386/i386.c (ix86_delegitimize_address): Handle
641 UNSPEC_PCREL for none-MEM, too.
643 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
645 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
646 (ipa_tm_create_version_alias): Same.
648 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
651 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
652 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
654 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
655 Patrick Marlier <patrick.marlier@gmail.com>
656 Iain Sandoe <developer@sandoe-acoustics.co.uk>
659 * lto-wrapper.c (run_gcc): Pass the LTO section name to
660 simple_object_start_read.
662 2012-01-23 Richard Guenther <rguenther@suse.de>
665 PR tree-optimization/51895
666 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
667 parameter decomposition into BLKmode components.
669 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
671 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
672 fake variables for restrict-qualified pointers whose pointed-to type
673 contains a placeholder.
675 2012-01-23 Richard Guenther <rguenther@suse.de>
677 PR tree-optimization/51949
678 * ipa-split.c (execute_split_functions): Do not split malloc functions.
680 2012-01-23 Jakub Jelinek <jakub@redhat.com>
682 PR rtl-optimization/51933
683 * ree.c (transform_ifelse): Return true right away if dstreg is
684 already wider or equal to cand->mode.
685 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
686 (make_defs_and_copies_lists): Remove defs_list and copies_list
687 arguments, add state argument, just truncate state->work_list
688 instead of always allocating and freeing the vector. Assert that
689 get_defs succeeds instead of returning 2. Changed return type to bool.
690 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
691 have ext_src_mode, see if it has been modified already with the
692 right kind of extension and has been extended before from the
693 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
694 just return true. Remember the original mode in state->modified array.
695 (combine_reaching_defs): Add state argument. Don't allocate and
696 free here def_list, copied_list and vec vectors, instead just
697 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
698 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
699 Add state variable, clear vectors in it, initialize state.modified
700 if needed. Free all the vectors at the end and state.modified too.
701 Don't skip a candidate if the extension expression has been modified.
703 2012-01-22 Douglas B Rupp <rupp@gnat.com>
706 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
707 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
708 (extra_options) interix.opt -> i386/interix.opt"
709 (extra_objs):Add winnt-stubs.o
710 * configure.ac: Add interix to target_os .comm on PE check.
711 * configure: Regenerate.
712 * config/interix3.h: Delete and move bits to..
713 * config/interix.h: Delete and move bits to..
714 * config/i386/i386-interix3.h: Delete and move bits to..
715 * config/i386/i386-interix.h: ..here.
716 (TARGET_CPU_DEFAULT): Remove redefinition.
717 (TARGET_ASM_CONSTRUCTOR): Undefine.
718 (SUBTARGET_SWITCHES): Define for ms-bitfields.
719 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
720 (PTRDIFF_TYPE): Define.
721 (LONG_DOUBLE_TYPE_SIZE): Define.
722 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
723 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
724 (TARGET_SECTION_TYPE_FLAGS): Define.
725 (ASM_DECLARE_FUNCTION_NAME): Define.
726 (ASM_OUTPUT_EXTERNAL): Define.
727 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
728 (ASM_OUTPUT_ALIGNED_BSS): Define.
729 (PCC_BITFIELD_TYPE_MATTERS): Define.
730 (USE_CONST_SECTION): Define.
731 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
732 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
733 (SUPPORTS_ONE_ONLY): Remove.
734 (I386_PE_STRIP_ENCODING): Define.
735 * config/interix.opt: Delete and move bits to..
736 * config/i386/interix.opt: ..here. New.
737 (mpe-aligned-commons): Add.
738 * config/i386/t-interix: Add copyright header.
739 (winnt-stubs.o): Add rule.
741 2012-01-22 Jason Merrill <jason@redhat.com>
744 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
745 for extra name aliases.
747 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
749 PR rtl-optimization/51924
750 * ree.c (combine_set_extension): Improve debugging message.
751 (combine_reaching_defs): Likewise.
752 (get_defs): Rename confusingly named variable.
753 (find_and_remove_re): Skip a candidate if the extension expression has
756 2012-01-21 Robert Millan <rmh@gnu.org>
757 Gerald Pfeifer <gerald@pfeifer.com>
759 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
760 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
762 2012-01-20 Jakub Jelinek <jakub@redhat.com>
764 PR tree-optimization/51914
765 * tree-vect-stmts.c (vectorizable_conversion): For
766 cvt_type && modifier == WIDEN, put temporary with cvt_type
767 at the beginning of vec_dsts and set vec_dest to temporary
770 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
772 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
774 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
776 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
777 * config/rs6000/rs6000.c: Likewise.
779 2012-01-20 Jakub Jelinek <jakub@redhat.com>
782 * config/arm/arm.c (arm_count_output_move_double_insns): Call
783 output_move_double on a copy of operands array.
785 2012-01-20 Cary Coutant <ccoutant@google.com>
786 Dodji Seketeli <dodji@redhat.com>
789 * dwarf2out.c (copy_declaration_context): Return ref to parent
790 of declaration DIE, if necessary.
791 (remove_child_or_replace_with_skeleton): Add new parameter; update
792 caller. Place skeleton DIE under parent DIE of original declaration.
793 Move call to copy_declaration_context to here ...
794 (break_out_comdat_types): ... from here.
796 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
798 PR rtl-optimization/51856
799 * reload.c (find_reloads_subreg_address): Set the address_reloaded
802 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
805 * config/arm/arm.c (arm_print_operand): Correct output of alignment
806 hints for neon loads and stores.
808 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
812 * doc/extend.texi (Named Address Spaces): Split into subsections.
813 (AVR Named Address Spaces): New subsection.
814 (M32C Named Address Spaces): New subsection.
815 (RL78 Named Address Spaces): New subsection.
816 (SPU Named Address Spaces): New subsection.
817 (Variable Attributes): New anchor "AVR Variable Attributes".
818 (AVR Variable Attributes): Rewrite and avoid wording
819 "address space" in this context.
820 * doc/invoke.texi (AVR Options): Rewrite and add documentation
821 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
822 (AVR Built-in Macros): New subsubsection therein.
823 * doc/md.texi (AVR constraints): Remove "C04", "R".
825 2012-01-20 Richard Guenther <rguenther@suse.de>
827 PR tree-optimization/51903
828 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
831 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
834 * config/arm/arm.c (arm_load_pic_register): Use
835 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
836 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
837 (arm_pic_static_addr): Likewise.
838 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
839 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
840 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
841 (pic_load_addr_unified): New.
843 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
846 * function.c (instantiate_virtual_regs_in_insn): Use
847 delete_insn_and_edges when removing a wrong asm insn.
849 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
851 PR rtl-optimization/40761
852 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
853 Add new member loop_num.
854 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
855 (ira_build): Remove the parameter.
857 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
858 (ira.c): Do not build CFG loops for one region allocation. Remove
859 argument from ira_build call.
861 * ira-build.c (init_loop_tree_node): New function.
862 (create_loop_tree_nodes): Use it. Separate the case when CFG
864 (more_one_region_p): Check current_loops.
865 (finish_loop_tree_nodes): Separate the case when CFG loops are not
867 (add_loop_to_tree): Process loop equal to NULL too.
868 (form_loop_tree): Separate the case when CFG loops are not built.
869 Use explicitly number for the root.
870 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
872 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
873 instead of loop->num.
874 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
875 (mark_all_loops_for_removal): Ditto.
876 (remove_unnecessary_regions): Separate the case when CFG loops
878 (ira_build): Remove the parameter. Use explicit number of regions
879 when CFG loops are not built.
881 * ira-color.c (print_loop_title): Separate the case for the root node.
882 Use loop_num instead of loop->num.
883 (move_spill_restore): Use loop_num instead of loop->num.
885 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
886 (change_loop): Ditto.
887 (change_loop): Use loop_num instead of loop->num.
889 * ira-lives.c (process_bb_node_lives): Ditto.
891 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
893 * ira-conflicts.c (print_allocno_conflicts): Ditto.
895 2012-01-19 Jakub Jelinek <jakub@redhat.com>
898 * tree-mudflap.c (mf_artificial): New function.
899 (execute_mudflap_function_ops, execute_mudflap_function_decls,
900 mx_register_decls, mudflap_enqueue_decl): Use it.
903 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
904 numbers in the insn pattern.
906 2012-01-19 Michael Matz <matz@suse.de>
908 PR tree-optimization/46590
909 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
910 use it in remembering which conflicts we already created.
911 (add_scope_conflicts): Adjust call to above, (de)allocate helper
914 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
917 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
918 (merge_and_complain): Same.
920 2012-01-19 Jakub Jelinek <jakub@redhat.com>
923 * config/initfini-array.h: Guard content of the header
924 with #ifdef HAVE_INITFINI_ARRAY.
925 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
926 Add initfini-array.h to tm_file here.
927 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
928 * config.gcc: Don't add initfini-array.h to tm_file here.
929 * configure: Regenerated.
931 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
933 PR rtl-optimization/51505
934 * df-problems.c (df_kill_notes): New parameter live. Update comment.
935 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
936 (df_note_bb_compute): Update the call to df_kill_notes.
938 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
940 * trans-mem.c (requires_barrier): Remove call to is_global_var.
942 2012-01-18 Richard Guenther <rguenther@suse.de>
944 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
945 of conversions to void *.
947 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
948 Richard Sandiford <rdsandiford@googlemail.com>
952 * optabs.h (simplify_expand_binop): Declare.
953 * optabs.c (simplify_expand_binop): Make global.
954 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
955 endian targets if the source cannot be exactly covered by word
958 2012-01-17 Jakub Jelinek <jakub@redhat.com>
961 * hard-reg-set.h (struct hard_reg_set_container): New type.
962 * target.h (struct hard_reg_set_container): Forward declare.
963 * target.def (set_up_by_prologue): New target hook.
964 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
965 * doc/tm.texi: Regenerated.
966 * function.c (thread_prologue_and_epilogue_insns): Change
967 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
968 Call targetm.set_up_by_prologue on it.
969 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
970 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
972 2012-01-17 Nick Clifton <nickc@redhat.com>
974 * config/rx/rx.c (rx_can_use_simple_return): New function.
975 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
976 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
978 2012-01-17 Richard Guenther <rguenther@suse.de>
981 * expr.c (expand_assignment): Take address-space information
982 from the address operand of MEM_REF and TARGET_MEM_REF.
983 (expand_expr_real_1): Likewise.
985 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
987 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
988 reload dump is requested.
990 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
993 * trans-mem.c (requires_barrier): Call may_be_aliased.
995 2012-01-17 Jakub Jelinek <jakub@redhat.com>
997 PR tree-optimization/51877
998 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
999 call arguments and fndecls compare equal, instead return false if they
1000 don't. Return true only if lhs1 and lhs2 are either both NULL, or
1001 both SSA_NAMEs that are valueized the same, or they satisfy
1004 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1006 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
1008 * configure: Regenerate.
1010 2012-01-16 Jan Hubicka <jh@suse.cz>
1014 * convert.c (convert_to_integer): Use fold_convert for
1015 converting an INTEGER_CST to integer type.
1017 2012-01-16 Jason Merrill <jason@redhat.com>
1020 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
1022 2012-01-16 Jakub Jelinek <jakub@redhat.com>
1025 * config/s390/s390.c (s390_chunkify_start): Don't skip
1026 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
1027 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
1028 If insn is followed by NOTE_INSN_VAR_LOCATION or
1029 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
1030 Don't use location of note insns.
1032 PR tree-optimization/51865
1033 * tree-inline.c (tree_function_versioning): Call remap_decl
1034 on DECL_RESULT whenever it has VOID_TYPE_P type.
1036 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1038 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
1039 for calls to locally-binding MIPS16 functions if only the return
1040 type uses float regs.
1042 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
1043 Richard Sandiford <rdsandiford@googlemail.com>
1045 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
1046 (SYMBOL_32_HIGH): Likewise.
1047 (mips_output_tls_reloc_directive): Declare.
1048 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
1049 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
1050 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
1051 (mips_lo_relocs, mips_hi_relocs): Make extern.
1052 (mips16_stub_function): Move up file.
1053 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
1054 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
1055 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
1056 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
1057 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
1058 (mips_get_tp): Add MIPS16 support.
1059 (mips_legitimize_tls_address): Remove MIPS16 sorry().
1060 Generalize DTPREL and TPREL handling.
1061 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
1062 Add MIPS16 TLS support.
1063 (mips_output_tls_reloc_directive): New function.
1064 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
1065 * config/mips/predicates.md (symbolic_operand_with_high)
1066 (tls_reloc_operand): New predicates.
1067 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
1068 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
1069 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
1070 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
1071 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
1072 (*tls_get_tp_mips16_call_<mode>): Likewise.
1074 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
1076 PR rtl-optimization/51821
1077 * recog.c (peep2_find_free_register): Determine clobbered registers
1080 2012-01-14 Denis Chertykov <chertykov@gmail.com>
1083 * config/avr/avr-protos.h: Revert change of 2012-01-09.
1084 * config/avr/avr.c: Likewise.
1085 * config/avr/avr.h: Likewise.
1087 2012-01-13 Ian Lance Taylor <iant@google.com>
1090 * tree.h (TYPE_QUALS): Add cast to int.
1091 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
1093 2012-01-13 Ian Lance Taylor <iant@google.com>
1095 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
1096 comparing param_index to VEC_length result.
1098 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
1100 * c-decl.c: Do not include tree-mudflap.h
1101 * tree-optimize.c: Likewise.
1102 * Makefile.in: Update dependencies.
1104 2012-01-13 Richard Guenther <rguenther@suse.de>
1107 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
1108 variable-sized result always use RSO.
1110 2012-01-12 DJ Delorie <dj@redhat.com>
1112 * cfgexpand.c (convert_debug_memory_address): Allow any valid
1113 pointer type, not just the default pointer type.
1115 2012-01-09 Richard Henderson <rth@redhat.com>
1116 Denis Chertykov <chertykov@gmail.com>
1119 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
1120 * config/avr/avr.c (avr_can_eliminate): Simplify.
1121 (avr_initial_elimination_offset): Likewise.
1122 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
1123 (expand_epilogue): Likewise.
1124 (avr_legitimize_address): Gut.
1125 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
1126 (avr_hard_regno_nregs): New.
1127 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
1128 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
1129 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
1130 add soft frame pointer.
1131 (CALL_USED_REGISTERS): Likewise.
1132 (REG_CLASS_CONTENTS): Likewise.
1133 (REGISTER_NAMES): Likewise.
1134 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
1135 (HARD_FRAME_POINTER_REGNUM): New.
1136 (FRAME_POINTER_REGNUM): Use soft frame pointer.
1137 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
1138 remove the HARD_FRAME_POINTER self-elimination.
1140 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
1143 * config/avr/avr.c (avr_encode_section_info): Test for absence of
1144 DECL_EXTERNAL when checking for initializers of progmem variables.
1146 2012-01-12 Ira Rosen <irar@il.ibm.com>
1148 PR tree-optimization/51799
1149 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
1150 that the last operation is a type demotion.
1152 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
1154 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
1155 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
1157 2012-01-11 Jakub Jelinek <jakub@redhat.com>
1160 * combine.c (distribute_notes): If i3 is a noreturn call,
1161 allow old_size to be equal to args_size and make sure the
1162 noreturn call gets REG_ARGS_SIZE note.
1163 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
1164 on noreturn calls even when the delta is 0.
1166 2012-01-11 Nathan Sidwell <nathan@acm.org>
1168 * gcov.c (STRING_SIZE): Remove.
1169 (generate_results): Erase annotations for source files with no
1170 coverage information.
1172 (output_lines): Use it.
1174 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1176 * gimple.h (gimplify_body): Remove first argument.
1177 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
1178 pointer set here, instead just pass DATA to walk_tree.
1179 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
1180 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
1181 (unvisit_body): Likewise, but with unmark_visited.
1182 (gimplify_body): Remove BODY_P argument and adjust.
1183 (gimplify_function_tree): Adjust call to gimplify_body.
1184 * omp-low.c (finalize_task_copyfn): Likewise.
1186 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1188 * tree.h (build_function_decl_skip_args): Add boolean parameter.
1189 (build_function_type_skip_args): Delete.
1190 * tree.c (build_function_type_skip_args): Make static and add
1191 SKIP_RETURN parameter. Fix thinko in the handling of variants.
1192 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
1193 pass it to build_function_type_skip_args.
1194 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
1195 (tree_function_versioning): Likewise.
1196 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
1197 build_function_decl_skip_args.
1198 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
1199 and pass it to build_function_decl_skip_args/tree_function_versioning.
1200 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
1201 * ipa-inline-transform.c (save_inline_function_body): Likewise.
1202 * trans-mem.c (ipa_tm_create_version): Likewise.
1203 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
1204 * tree-inline.c (declare_return_variable): Remove always-true test.
1205 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
1206 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
1207 * ipa-split.c (split_function): Skip the return value for the split
1208 part if it doesn't return.
1210 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1212 PR tree-optimization/49642
1213 * ipa-split.c (forbidden_dominators): New variable.
1214 (check_forbidden_calls): New function.
1215 (dominated_by_forbidden): Likewise.
1216 (consider_split): Check for forbidden dominators.
1217 (execute_split_functions): Initialize and free forbidden
1218 dominators info; call check_forbidden_calls.
1220 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1222 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
1224 2012-01-11 Nick Clifton <nickc@redhat.com>
1226 * config/rx/rx.md (return): Define pattern.
1228 2012-01-11 Richard Guenther <rguenther@suse.de>
1230 * doc/extend.texi (malloc attribute): Adjust according to
1233 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
1234 Patrick Marlier <patrick.marlier@gmail.com>
1237 * trans-mem.c (get_cg_data): Traverse aliases if requested.
1238 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
1239 (ipa_tm_note_irrevocable): Same.
1240 (ipa_tm_scan_irr_block): Same.
1241 (ipa_tm_decrement_clone_counts): Same.
1242 (ipa_tm_scan_irr_function): Same.
1243 (ipa_tm_create_version_alias): Same.
1244 (ipa_tm_create_version): Same.
1245 (ipa_tm_transform_calls_redirect): Same.
1246 (ipa_tm_transform_calls): Same.
1247 (ipa_tm_transform_transaction): Same.
1248 (ipa_tm_execute): Same.
1250 2012-01-10 Richard Guenther <rguenther@suse.de>
1253 * opts.c (common_handle_option): Handle -Werror.
1255 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
1257 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
1260 2012-01-10 Jason Merrill <jason@redhat.com>
1262 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
1265 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1267 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
1268 supports R_386_TLS_GD_PLT reloc.
1269 (gcc_cv_as_ix86_tlsldmplt): Check if linker
1270 supports R_386_TLS_LDM_PLT reloc.
1271 * configure: Regenerate.
1272 * config.in: Regenerate.
1274 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
1277 Extend __pgmx semantics to linearize memory.
1278 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
1279 determine if code comes inline or from libgcc.
1280 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
1281 (movmem_qi, movmem_qi): Set constraint #2 to "n".
1282 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
1283 (movmemx_qi, movmemx_hi): New insns.
1284 (xload_<mode>_libgcc): Rewrite to new insn condition.
1285 (xload_<mode>): Remove insns.
1286 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
1287 cases that don't satisfy avr_xload_libgcc_p().
1288 (avr_addr_space_convert): Allow converting in any direction.
1289 (avr_addr_space_subset_p): Return always true.
1290 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
1291 (avr_emit_movmemhi): Ditto.
1292 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
1293 (avr_out_movmem): Ditto.
1294 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
1295 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
1296 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
1297 (avr_encode_section_info): Encode 'progmem' in symbol flags.
1298 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
1300 2012-01-10 Richard Guenther <rguenther@suse.de>
1302 PR tree-optimization/50913
1303 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
1304 Require data-refs to be representable by Graphite with respect
1307 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
1309 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
1310 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
1312 2012-01-10 Tom de Vries <tom@codesourcery.com>
1314 PR rtl-optimization/51271
1315 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
1316 handling annulled branch.
1318 2012-01-10 Richard Henderson <rth@redhat.com>
1320 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
1321 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
1322 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
1323 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
1324 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
1325 arm_expand_vec_perm_const): New.
1326 * config/arm/arm-protos.h: Update.
1327 * config/arm/neon.md (UNSPEC_VCONCAT): New.
1328 (*neon_vswp<VDQX>): New.
1329 (neon_vcombine<VDX>): Use neon_split_vcombine.
1330 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
1331 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
1332 (vec_perm<VE>): New.
1334 2012-01-10 Richard Henderson <rth@redhat.com>
1336 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
1337 use it if reload_completed.
1338 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
1339 arm_output_asm_insn, arm_process_output_memory_barrier,
1340 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
1341 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
1342 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
1343 arm_process_output_sync_insn, arm_output_sync_insn,
1344 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
1345 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
1346 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
1347 (emit_unlikely_jump): New.
1348 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
1349 (arm_split_atomic_op): New.
1350 * config/arm/arm-protos.h: Update.
1351 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
1352 (struct arm_sync_generator): Remove.
1353 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
1354 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
1355 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
1356 (VUNSPEC_LL, VUNSPEC_SC): New.
1357 (sync_result, sync_memory, sync_required_value, sync_new_value,
1358 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
1359 (attr length): Don't use arm_sync_loop_insns.
1360 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
1361 (movsfcc, movdfcc): Likewise.
1362 * config/arm/constraints.md (Ua): New.
1363 * config/arm/prediates.md (mem_noofs_operand): New.
1364 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
1365 (sync_clobber, sync_t2_reqd): Remove.
1366 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
1367 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
1368 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
1369 (arm_sync_compare_and_swap<SIDI>): Remove.
1370 (arm_sync_compare_and_swap<NARROW>): Remove.
1371 (arm_sync_lock_test_and_set<SIDI>): Remove.
1372 (arm_sync_lock_test_and_set<NARROW>): Remove.
1373 (arm_sync_new_<syncop><SIDI>): Remove.
1374 (arm_sync_new_<syncop><NARROW>): Remove.
1375 (arm_sync_new_nand<SIDI>): Remove.
1376 (arm_sync_new_nand<NARROW>): Remove.
1377 (arm_sync_old_<syncop><SIDI>): Remove.
1378 (arm_sync_old_<syncop><NARROW>): Remove.
1379 (arm_sync_old_nand<SIDI>): Remove.
1380 (arm_sync_old_nand<NARROW>): Remove.
1381 (*memory_barrier): Merge arm_output_memory_barrier.
1382 (atomic_compare_and_swap<QHSD>): New.
1383 (atomic_compare_and_swap<NARROW>_1): New.
1384 (atomic_compare_and_swap<SIDI>_1): New.
1385 (atomic_exchange<QHSD>): New.
1386 (cas_cmp_operand, cas_cmp_str): New.
1387 (atomic_op_operand, atomic_op_str): New.
1388 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
1389 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
1390 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
1391 (arm_load_exclusive<NARROW>): New.
1392 (arm_load_exclusivesi, arm_load_exclusivedi): New.
1393 (arm_store_exclusive<QHSD>): New.
1395 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1397 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
1398 reload patterns if -mvsx-scalar-memory.
1400 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
1401 generated, even -mno-vsx-scalar-double was used.
1402 (vsx_xscvdpsp_scalar): Likewise.
1403 (vsx_xscvspdp_scalar2): Likewise.
1405 2012-01-09 Tom de Vries <tom@codesourcery.com>
1406 Andrew Pinski <apinski@cavium.com>
1409 * reorg.c (fill_slots_from_thread): Don't speculate
1410 frame-related insns.
1412 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
1414 * sched-int.h (bb_note): Move to...
1415 * basic-block.h: ...here.
1416 * haifa-sched.c (bb_note): Move to...
1417 * cfgrtl.c: ...here.
1418 * function.c (next_block_for_reg): New function.
1419 (move_insn_for_shrink_wrap): Likewise.
1420 (prepare_shrink_wrap): Rewrite to use the above.
1422 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
1424 * gimple.c (is_gimple_non_addressable): Remove.
1425 * gimple.h: Remove is_gimple_non_addressable.
1426 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
1427 is_gimple_non_addressable.
1428 * trans-mem.c (expand_assign_tm): Same.
1430 2012-01-09 Richard Guenther <rguenther@suse.de>
1432 PR tree-optimization/51775
1433 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
1434 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
1436 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1438 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1440 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1442 2012-01-09 Richard Guenther <rguenther@suse.de>
1444 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
1446 2012-01-08 Jan Hubicka <jh@suse.cz>
1448 PR tree-optimize/51680
1449 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
1450 on when known_vals needs to be computed; cleanup.
1452 2012-01-08 Jan Hubicka <jh@suse.cz>
1454 PR tree-optimize/51694
1455 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
1457 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
1459 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
1460 for -std=c++98 and -std=c++11 too.
1462 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
1464 * cfgloop.c (cancel_loop): Add free() of bbs array.
1466 2012-01-07 Jan Hubicka <jh@suse.cz>
1468 PR tree-optimization/51600
1469 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
1470 that benefits small functions.
1472 2012-01-07 Jan Hubicka <jh@suse.cz>
1474 * ipa-inline.c (want_inline_small_function_p): Fix formating.
1476 2012-01-07 Jan Hubicka <jh@suse.cz>
1478 PR tree-optimization/51680
1479 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
1480 whose inlining reduce unit size.
1482 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
1485 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
1486 Add canonical node to containing_mem chain after the non-canonical
1487 one, even if there weren't any locs to propagate.
1488 (remove_useless_values): Keep only canonical values.
1489 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
1490 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
1491 canonicalize mem_chain elements that are not discarded.
1493 2012-01-06 Jakub Jelinek <jakub@redhat.com>
1496 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
1497 before emitting functions.
1499 PR gcov-profile/50127
1500 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
1501 clear_aux_for_blocks.
1503 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
1506 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
1508 2012-01-06 Arnaud Charlet <charlet@adacore.com>
1510 * c-decl.c (ext_block): Moved up.
1511 (collect_all_refs, for_each_global_decl): Take ext_block into account.
1513 2012-01-06 Han Shen <shenhan@google.com>
1515 Translate built-in include paths for sysroot.
1516 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
1517 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
1519 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
1520 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
1522 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
1523 control whether sysroot should be prepended to gxx include dir.
1525 * configure: Regenerate.
1527 2012-01-06 Torvald Riegel <triegel@redhat.com>
1529 PR rtl-optimization/51771
1530 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
1531 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
1533 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
1535 PR tree-optimization/51315
1536 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
1537 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
1539 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
1542 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
1543 for shrp pattern. Correctly handle and fixup shift variable.
1544 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
1546 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1549 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
1550 note when !ACCUMULATE_OUTGOING_ARGS.
1552 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
1554 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
1556 (extract_range_from_unary_expr_1): Avoid useless computations.
1558 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1560 PR rtl-optimization/51767
1561 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
1562 of jump_block and add an extra edge for degenerated asm gotos.
1565 * stmt.c (check_unique_operand_names): Don't ICE during error
1566 reporting if i is from labels chain.
1569 * profile.c (branch_prob): Split bbs that have exit edge
1570 and need a fake entry edge too.
1572 2012-01-05 Jan Hubicka <jh@suse.cz>
1575 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
1578 2012-01-05 Richard Guenther <rguenther@suse.de>
1581 * tree-streamer-out.c (write_ts_optimization): New function.
1582 (streamer_write_tree_body): Call it.
1583 * tree-streamer-in.c (lto_input_ts_optimization): New function.
1584 (streamer_read_tree_body): Call it.
1585 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
1587 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1590 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
1591 * gimplify.c (gimplify_cleanup_point_expr): Save and set
1592 in_cleanup_point_expr before gimplify_stmt call and restore it
1594 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
1595 in_cleanup_point_expr is false.
1597 2012-01-05 Richard Guenther <rguenther@suse.de>
1600 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
1602 * toplev.c (process_options): Reject combining mudflap and LTO.
1603 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
1605 2012-01-05 Richard Guenther <rguenther@suse.de>
1607 PR tree-optimization/51760
1608 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
1610 (bit_value_unop): Handle UNDEFINED operands.
1611 (bit_value_binop): Likewise.
1613 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
1615 * config/avr/avr.c (avr_replace_prefix): Remove.
1616 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
1617 (avr_asm_function_rodata_section): Ditto.
1618 (avr_asm_select_section): Ditto.
1620 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
1622 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
1625 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1628 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
1629 calls that have any non-fake successor edges.
1632 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
1634 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
1636 PR tree-optimization/51624
1637 * tree-sra.c (build_ref_for_model): When replicating a chain of
1638 COMPONENT_REFs, stop as soon as the offset would become negative.
1640 2012-01-04 Jakub Jelinek <jakub@redhat.com>
1643 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
1644 in .debug_loc on the floor.
1646 2012-01-04 Andrew Pinski <apinski@cavium.com>
1648 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
1650 2012-01-04 Andrew Pinski <apinski@cavium.com>
1651 Adam Nemet <anemet@caviumnetworks.com>
1653 * config/mips/mips.md (size): Add SI and DI.
1654 (SIZE): New mode attribute.
1655 (U): New code attribute.
1656 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
1657 (mips_lbux_<mode>): Delete.
1658 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
1659 (mips_lhx): Use gen_mips_lhx_extsi.
1660 (mips_lhx_<mode>): Delete.
1662 (mips_l<size>x): New expand.
1663 (mips_lwx_<mode>): Delete.
1664 (mips_l<GPR:size>x_<P:mode>): New pattern.
1665 (*mips_lw<u>x_<P:mode>_ext): Likewise.
1666 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
1667 * config/mips/mips.c (mips_lx_address_p): New function.
1668 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
1669 (dsp64): New availability predicate.
1670 (mips_builtins): Add an entry for __builtin_mips_ldx.
1671 * config/mips/mips.h (ISA_HAS_LBX): New define.
1672 (ISA_HAS_LBUX): Likewise.
1673 (ISA_HAS_LHX): Likewise.
1674 (ISA_HAS_LHUX): Likewise.
1675 (ISA_HAS_LWX): Likewise.
1676 (ISA_HAS_LWUX): Likewise.
1677 (ISA_HAS_LDX): Likewise.
1678 * doc/extend.texi (__builtin_mips_ldx): Document.
1680 2012-01-04 Tristan Gingold <gingold@adacore.com>
1682 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
1683 when long pointers are used.
1684 * config.build (*-*-*vms*): Handle all OpenVMS targets.
1685 (alpha64-dec-*vms*, alpha*-dec-*vms*)
1686 (ia64-hp-*vms*): Remove.
1687 * config/vms/xm-vms64.h: Delete.
1689 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
1692 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
1694 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
1696 * opts.c (finish_options): Remove duplicate sorry.
1698 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
1701 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
1704 2012-01-04 Richard Guenther <rguenther@suse.de>
1707 * tree.c (size_low_cst): New function.
1708 * tree.h (size_low_cst): Declare.
1709 * fold-const.c (fold_comparison): Use it to extract the low
1710 part of the POINTER_PLUS_EXPR offset.
1712 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
1714 Fix clearing ZERO_REG
1715 * config/avr/avr.md (cc): Add alternative "ldi".
1716 (movqi_insn): Use it in cc attribute.
1717 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
1718 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
1719 (output_reload_insisf): Use ZERO_REG to pre-clear register.
1721 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1723 * configure: Regenerate.
1725 2012-01-04 Richard Guenther <rguenther@suse.de>
1727 PR tree-optimization/49651
1728 * tree-ssa-structalias.c (type_can_have_subvars): New function.
1729 (var_can_have_subvars): Use it.
1730 (get_constraint_for_1): Only consider subfields if there can be any.
1732 2012-01-03 Jakub Jelinek <jakub@redhat.com>
1735 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
1736 to its new canonical_cselib_val and the cselib_val was in
1737 first_containing_mem chain, but the canonical_cselib_val was not,
1738 add the latter into the chain.
1739 (cselib_invalidate_mem): Compare canonical_cselib_val of
1740 addr_list chain elt with v.
1743 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
1744 dwarf2out_undef): Allocate e.info using ggc_strdup instead
1746 (output_macinfo_op): Don't ggc_strdup fd->filename.
1747 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
1748 then ggc_strdup it. Don't free inc->info or cur->info.
1749 (output_macinfo): Don't free ref->info or file->info.
1751 2012-01-03 Ira Rosen <irar@il.ibm.com>
1753 PR tree-optimization/51269
1754 * tree-vect-loop-manip.c (set_prologue_iterations): Make
1755 first_niters a pointer.
1756 (slpeel_tree_peel_loop_to_edge): Likewise.
1757 (vect_do_peeling_for_loop_bound): Update call to
1758 slpeel_tree_peel_loop_to_edge.
1759 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
1760 here. Remove it from the parameters list.
1761 (vect_do_peeling_for_alignment): Update calls and compute
1764 2012-01-03 Richard Guenther <rguenther@suse.de>
1766 PR tree-optimization/51070
1767 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
1768 Properly handle calls.
1770 2012-01-03 Richard Guenther <rguenther@suse.de>
1772 PR tree-optimization/51692
1773 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
1774 the LHS of allocation stmts.
1776 2012-01-03 Olivier Hainque <hainque@adacore.com>
1778 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
1780 2012-01-03 Olivier Hainque <hainque@adacore.com>
1782 * collect2.c (main): In AIX specific computations for vector
1783 insertions, use CONST_CAST2 to cast from char ** to const char **.
1785 2012-01-03 Richard Guenther <rguenther@suse.de>
1788 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
1789 the context of a limbo DIE when it does not already exist.
1791 2012-01-03 Jakub Jelinek <jakub@redhat.com>
1793 PR tree-optimization/51719
1794 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
1795 but direct call is, clear direct call's lhs and don't add fallthrough
1796 edge from dcall_bb to join_bb and PHIs.
1798 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1800 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
1801 the instructions emitted by the pattern.
1802 ("*TDC_insn_<mode>"): Add comment.
1804 2012-01-03 Richard Guenther <rguenther@suse.de>
1807 * fold-const.c (fold_comparison): Properly canonicalize
1808 tree offset and HOST_WIDE_INT bit position.
1810 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
1812 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
1813 operands for extzv pattern.
1815 2012-01-02 Jakub Jelinek <jakub@redhat.com>
1818 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
1821 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
1823 * doc/invoke.texi (-flto and related options): Copy-edit.
1825 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
1827 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
1829 2012-01-02 Jakub Jelinek <jakub@redhat.com>
1831 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
1834 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
1836 * expr.h (move_by_pieces_ninsns): Declare.
1837 * expr.c (move_by_pieces_ninsns): Make external.
1838 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
1839 (mips_store_by_pieces_p): Likewise.
1840 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
1841 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
1842 * config/mips/mips.c (mips_move_by_pieces_p): New function.
1843 (mips_store_by_pieces_p): Likewise.
1845 2012-01-02 Jakub Jelinek <jakub@redhat.com>
1847 * passes.c (register_one_dump_file): Free full_name.
1849 * reload1.c (reload): Don't allocate reg_max_ref_width here.
1850 (calculate_elim_costs_all_insns): Free offsets_at and
1851 offsets_known_at at the end and clear the pointers.
1853 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1855 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
1856 this option introduced in r180739.
1858 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1861 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
1862 (tmake_file target=avr): Add avr/t-multilib.
1864 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
1865 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
1866 * config/avr/genmultilib.awk: New file.
1867 * config/avr/t-multilib: New auto-generated file.
1868 * config/avr/multilib.h: New auto-generated file.
1869 * config/avr/t-avr (AVR_MCUS): New variable.
1870 (genopt.sh): Use it.
1871 (s-mlib): Depend on t-multilib.
1872 (t-multilib, multilib.h): New dependencies.
1873 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
1874 (MULTILIB_OPTIONS): Remove.
1875 (MULTILIB_MATCHES): Remove.
1876 (MULTILIB_DIRNAMES): Remove.
1877 (MULTILIB_EXCEPTIONS): Remove:
1878 * config/avr/genopt.sh: Don't use hard coded file name;
1879 pass AVR_MCUS from t-avr instead.
1881 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1883 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
1885 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1887 Implement light-weight DImode support.
1888 * config/avr/avr-dimode.md: New file.
1889 * config/avr/avr.md: Include it.
1890 (adjust_len): Add plus64, compare64.
1891 (HIDI): Remove code iterator.
1892 (code_stdname): New code attribute.
1893 (rotx, rotsmode): Remove DI.
1894 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
1896 * config/avr/avr-protos.h (avr_have_dimode): New.
1897 (avr_out_plus64, avr_out_compare64): New.
1898 * config/avr/avr.c (avr_out_compare): Handle DImode.
1899 (avr_have_dimode): New variable definition and initialization.
1900 (avr_out_compare64, avr_out_plus64): New functions.
1901 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
1902 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
1903 (avr_compare_pattern): Skip DImode comparisons.
1905 2012-01-02 Revital Eres <revital.eres@linaro.org>
1907 * ddg.c (def_has_ccmode_p): New function.
1908 (add_cross_iteration_register_deps,
1909 create_ddg_dep_from_intra_loop_link): Call it.
1911 2012-01-02 Richard Guenther <rguenther@suse.de>
1914 * invoke.texi (fassociative-math): Remove spurious paranthesis.
1916 2012-01-01 Jakub Jelinek <jakub@redhat.com>
1918 * gcc.c (process_command): Update copyright notice dates.
1919 * gcov.c (print_version): Likewise.
1920 * gcov-dump.c (print_version): Likewise.
1921 * mips-tfile.c (main): Likewise.
1922 * mips-tdump.c (main): Likewise.
1924 2012-01-01 Ira Rosen <irar@il.ibm.com>
1926 PR tree-optimization/51704
1927 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
1928 a use is inside the basic block or loop before accessing its vect info.
1930 2012-01-01 Jan Hubicka <jhjh@suse.cz>
1932 PR rtl-optimization/51069
1933 * cfgloopmanip.c (remove_path): Removing path making irreducible
1934 region unconditional makes BB part of the region.
1936 2012-01-01 Jakub Jelinek <jakub@redhat.com>
1938 PR tree-optimization/51683
1939 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
1940 calls with side-effects.
1941 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
1943 Copyright (C) 2012 Free Software Foundation, Inc.
1945 Copying and distribution of this file, with or without modification,
1946 are permitted in any medium without royalty provided the copyright
1947 notice and this notice are preserved.