1 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
7 * doc/invoke.texi: Make usage of "compile time" and
8 "run time"/"runtime" consistent throughout the file.
10 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
12 * config/alpha/alpha.c (alpha_option_overrride): Default to
13 full IEEE compliance mode for Go language.
15 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
17 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
18 (LINK_SSP_SPEC): Define.
20 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
26 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
28 * doc/invoke.texi: Correct hyphenation of "floating point",
29 "double precision", and related terminology throughout the file.
31 2012-01-28 Jakub Jelinek <jakub@redhat.com>
34 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
35 arm_general_register_operand predicate for operand 2 instead of
38 2012-01-27 Ian Lance Taylor <iant@google.com>
41 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
42 * builtins.c (expand_builtin_init_trampoline): Add onstack
43 parameter. Change caller.
44 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
45 * tree.c (build_common_builtin_nodes): Declare
46 __builtin_init_heap_trampoline.
48 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
50 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
51 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
52 * config/avr/avr.c: Ditto.
53 (avr_regnames): Remove because unused.
54 * config/avr/avr.md (*cpse.ne): New peephole.
55 (*cpse.eq): New peephole from former cpse peepholes.
57 2012-01-27 Michael Eager <eager@eagercon.com>
59 * config/microblaze.c (microblaze_emit_compare): Correct
60 test after pcmp instruction.
62 2012-01-27 Richard Guenther <rguenther@suse.de>
64 PR tree-optimization/52020
65 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
67 2012-01-27 Richard Guenther <rguenther@suse.de>
69 * ipa-pure-const.c (check_stmt): Clobbers do not make a
70 function non-const/pure.
72 2012-01-27 Richard Guenther <rguenther@suse.de>
74 PR tree-optimization/50444
75 * tree-sra.c (build_ref_for_offset): Properly adjust the
76 MEM_REF type for unaligned accesses.
78 2012-01-27 Richard Guenther <rguenther@suse.de>
80 PR tree-optimization/50444
81 * expr.c (mem_ref_refers_to_non_mem_p): New function.
82 (expand_assignment): Use it. Properly handle misaligned
83 bases when expanding stores to component references.
84 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
87 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
90 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
91 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
92 * tree-data-ref.c (find_data_references_in_loop): Make static.
93 (compute_all_dependences): Change return type to bool. Bail out
94 for too many datarefs in a loop. Move the hunk resetting the data
95 dependences vector from ...
96 (compute_data_dependences_for_loop): ... here. Account for
97 compute_all_dependences returning false.
98 (compute_data_dependences_for_bb): Likewise.
99 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
100 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
102 2012-01-27 Richard Guenther <rguenther@suse.de>
105 * expr.c (store_field): Use the alias-set of the scratch memory
108 2012-01-27 Tom de Vries <tom@codesourcery.com>
110 PR tree-optimization/51990
111 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
113 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
115 2012-01-27 Jakub Jelinek <jakub@redhat.com>
118 * var-tracking.c (reverse_op): Don't add any reverse operation
119 if V already has any constant locations.
121 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
123 * doc/invoke.texi: Correct usage of "command line" (noun)
124 vs "command-line" (adjective) throughout.
126 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
128 * doc/invoke.texi (Language Independent Options): Move
129 -Wcoverage-mismatch blurb from here....
130 (Warning Options): ...to here.
132 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
134 * config/rs6000/rs6000.c (rs6000_option_override_internal):
135 Set rs6000_always_hint to false for 476.
137 2012-01-27 Matthias Klose <doko@ubuntu.com>
139 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
141 * incpath.c (add_standard_paths): Likewise.
143 2012-01-27 Richard Henderson <rth@redhat.com>
145 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
146 * config/m68k/sync.md (atomic_test_and_set): Rename from
147 sync_test_and_setqi and adjust the operands.
148 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
149 and unconditionally enable.
151 2012-01-27 Richard Henderson <rth@redhat.com>
153 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
154 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
155 (ldstub): Rename from ldstubqi.
156 (ldstub<I24MODE>): Remove.
158 2012-01-27 Richard Henderson <rth@redhat.com>
160 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
161 * c-cppbuiltin.c (cpp_atomic_builtins): Define
162 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
163 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
164 * doc/tm.texi: Rebuild.
166 2012-01-27 Richard Henderson <rth@redhat.com>
168 * optabs.c (gen_atomic_test_and_set): Remove default.
169 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
171 2012-01-26 Jakub Jelinek <jakub@redhat.com>
173 PR rtl-optimization/51978
174 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
175 (combine_reaching_defs): Likewise.
176 (struct re_info): Remove.
177 (add_removable_extension): Remove x and data arguments,
178 add insn, insn_list and def_map. Use the arguments directly
179 instead of using struct re_info.
180 (find_removable_extensions): Don't call add_removable_extension
181 through note_stores, instead just call it with single_set
183 (find_and_remove_re): Pass curr_cand->expr instead of
184 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
186 2012-01-26 Michael Matz <matz@suse.de>
188 PR tree-optimization/46590
189 * cfgexpand.c: Revert last change (r183305).
190 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
192 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
193 checking for emptiness.
195 2012-01-26 Jakub Jelinek <jakub@redhat.com>
198 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
199 non-addressable non-BLKmode base correctly.
201 2012-01-26 Michael Matz <matz@suse.de>
203 PR tree-optimization/48794
204 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
205 regions referenced from RESX/EH_DISPATCH.
207 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
209 * config/s390/s390.h: Make BRANCH_COST an option.
210 * config/s390/s390.opt: New option -mbranch-cost.
212 2012-01-26 Richard Henderson <rth@redhat.com>
214 Revert 2012-01-24 change:
215 * trans-mem.c (requires_barrier): Do not instrument thread local
216 variables and emit save/restore for them.
218 2012-01-25 Jakub Jelinek <jakub@redhat.com>
221 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
224 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
226 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
229 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
232 Rename __pgm to __flash.
233 Rename __pgm1 to __flash1.
234 Rename __pgm2 to __flash2.
235 Rename __pgm3 to __flash3.
236 Rename __pgm4 to __flash4.
237 Rename __pgm5 to __flash5.
238 Rename __pgmx to __memx.
239 * doc/extend.texi (AVR Named Address Spaces)
240 Rename address space names as indicated above.
241 * config/avr/avr.c (avr_addrspace): Ditto.
243 * config/avr/avr-protos.h
244 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
245 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
246 * config/avr/predicates.md: Ditto.
247 * config/avr/avr.c Ditto, and
248 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
249 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
251 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
252 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
253 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
254 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
255 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
256 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
257 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
258 * config/avr/avr.c: Ditto.
259 * config/avr/avr.md: Ditto.
261 2012-01-25 Jason Merrill <jason@redhat.com>
264 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
266 2012-01-25 Jakub Jelinek <jakub@redhat.com>
268 PR tree-optimization/51987
269 * tree-data-ref.c (get_references_in_stmt): Handle references in
270 non-volatile GIMPLE_ASM.
272 2012-01-25 Richard Guenther <rguenther@suse.de>
274 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
275 bases are dereferenced.
277 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
279 PR rtl-optimization/48374
280 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
282 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
284 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
285 compute_data_dependences_for_loop returns false.
286 * tree-parloops.c (loop_parallel_p): Likewise.
288 2012-01-25 Richard Guenther <rguenther@suse.de>
290 * tree.h (get_pointer_alignment_1): Declare.
291 * builtins.c (get_pointer_alignment_1): New function.
292 (get_pointer_alignment): Use it.
294 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
296 PR rtl-optimization/48308
297 * combine.c (enum undo_kind): Add UNDO_LINKS.
298 (struct undo): Add member l to other_contents and where.
299 (do_SUBST_LINK): New.
301 (try_combine): Handle LOG_LINKS for the dummy i1 case.
302 (undo_all): Handle UNDO_LINKS.
304 2012-01-25 Richard Henderson <rth@redhat.com>
306 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
309 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
311 * optabs.c (gen_atomic_test_and_set): Use each argument.
313 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
315 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
316 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
317 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
318 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
319 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
320 TARGET_PAIRED_SINGLE_FLOAT.
322 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
324 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
325 (in_struct, return_val): Remove MEM documentation.
326 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
327 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
328 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
330 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
331 * cfgexpand.c (add_alias_set_conflicts): Likewise.
332 * expr.c (store_field): Likewise.
333 * function.c (assign_stack_temp_for_type): Likewise.
334 * ifcvt.c (noce_try_cmove_arith): Likewise.
335 * reload1.c (reload): Likewise.
336 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
337 (alpha_set_memflags): Likewise.
338 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
340 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
342 * rtl.h (true_dependence, canon_true_dependence): Remove varies
344 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
345 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
346 (true_dependence_1, true_dependence, canon_true_dependence): Remove
348 * cselib.c (cselib_rtx_varies_p): Delete.
349 (cselib_invalidate_mem): Update call to canon_true_dependence.
350 * dse.c (record_store, check_mem_read_rtx): Likewise.
351 (scan_reads_nospill): Likewise.
352 * cse.c (check_dependence): Likewise.
353 (cse_rtx_varies_p): Delete.
354 * expr.c (safe_from_p): Update call to true_dependence.
355 * ira.c (validate_equiv_mem_from_store): Likewise.
356 (memref_referenced_p): Likewise.
357 * postreload-gcse.c (find_mem_conflicts): Likewise.
358 * sched-deps.c (sched_analyze_2): Likewise.
359 * store-motion.c (load_kills_store): Likewise.
360 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
361 * gcse.c (mems_conflict_for_gcse_p): Likewise.
362 (compute_transp): Update call to canon_true_dependence.
364 2012-01-25 Richard Henderson <rth@redhat.com>
366 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
367 (maybe_emit_atomic_test_and_set): New.
368 (expand_sync_lock_test_and_set): Use it.
369 (expand_atomic_test_and_set): Likewise.
370 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
371 the implementation; clarify implementation defined details.
372 * doc/md.texi (atomic_test_and_set): Document.
374 2012-01-25 Richard Henderson <rth@redhat.com>
376 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
378 2012-01-25 Richard Henderson <rth@redhat.com>
381 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
382 to effect no-op split.
384 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
387 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
388 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
389 (BT_FN_VOID_PTR_INT_SIZE): New.
390 (BT_FN_UINT_UINT_VAR): Remove.
391 (BT_FN_UINT32_UINT32_VAR): New.
392 (BT_FN_DOUBLE_VPTR): Remove.
393 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
395 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
396 (_ITM_changeTransactionMode): Same.
397 (_ITM_memmoveRtWt): Change return type to void.
398 (_ITM_memcpyRtWt): Same.
399 (_ITM_memsetW): Same.
400 (_ITM_RaRD): Change types to double.
405 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
407 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
408 Patrick Marlier <patrick.marlier@gmail.com>
410 * trans-mem.c (requires_barrier): Do not instrument thread local
411 variables and emit save/restore for them.
413 2012-01-24 Jason Merrill <jason@redhat.com>
416 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
417 output static aliases.
419 2012-01-24 Jakub Jelinek <jakub@redhat.com>
422 * common.opt (-pie, -shared, pie, shared): Change from Common to
424 * gcc.c (display_help): Display help for -pie and -shared.
426 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
429 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
430 Remove note on size/offset limitation.
431 (AVR Variable Attributes): Add example how to read data located
432 with progmem. Refer to named address spaces.
433 * doc/invoke.texi (AVR Options): Fix typo.
435 2012-01-24 Richard Guenther <rguenther@suse.de>
437 Forward-port to trunk
438 2010-09-21 Jakub Jelinek <jakub@redhat.com>
441 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
442 op0 isn't sufficiently aligned and there is movmisalignM
443 insn for mode, use it to load op0 into a temporary register.
445 2012-01-24 Jakub Jelinek <jakub@redhat.com>
448 * target.def (const_not_ok_for_debug_p): New hook.
449 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
451 * doc/tm.texi: Regenerated.
452 * dwarf2out.c (const_ok_for_output_1): If
453 targetm.const_not_ok_for_debug_p returns true, fail.
454 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
456 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
458 2012-01-23 Kai Tietz <ktietz@redhat.com>
461 * config/i386/predicates.md (symbolic_operand): Allow
462 UNSPEC_PCREL as PIC expression for lea.
463 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
464 * config/i386/i386.c (ix86_delegitimize_address): Handle
465 UNSPEC_PCREL for none-MEM, too.
467 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
469 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
470 (ipa_tm_create_version_alias): Same.
472 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
475 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
476 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
478 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
479 Patrick Marlier <patrick.marlier@gmail.com>
480 Iain Sandoe <developer@sandoe-acoustics.co.uk>
483 * lto-wrapper.c (run_gcc): Pass the LTO section name to
484 simple_object_start_read.
486 2012-01-23 Richard Guenther <rguenther@suse.de>
489 PR tree-optimization/51895
490 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
491 parameter decomposition into BLKmode components.
493 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
495 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
496 fake variables for restrict-qualified pointers whose pointed-to type
497 contains a placeholder.
499 2012-01-23 Richard Guenther <rguenther@suse.de>
501 PR tree-optimization/51949
502 * ipa-split.c (execute_split_functions): Do not split malloc functions.
504 2012-01-23 Jakub Jelinek <jakub@redhat.com>
506 PR rtl-optimization/51933
507 * ree.c (transform_ifelse): Return true right away if dstreg is
508 already wider or equal to cand->mode.
509 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
510 (make_defs_and_copies_lists): Remove defs_list and copies_list
511 arguments, add state argument, just truncate state->work_list
512 instead of always allocating and freeing the vector. Assert that
513 get_defs succeeds instead of returning 2. Changed return type to bool.
514 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
515 have ext_src_mode, see if it has been modified already with the
516 right kind of extension and has been extended before from the
517 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
518 just return true. Remember the original mode in state->modified array.
519 (combine_reaching_defs): Add state argument. Don't allocate and
520 free here def_list, copied_list and vec vectors, instead just
521 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
522 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
523 Add state variable, clear vectors in it, initialize state.modified
524 if needed. Free all the vectors at the end and state.modified too.
525 Don't skip a candidate if the extension expression has been modified.
527 2012-01-22 Douglas B Rupp <rupp@gnat.com>
530 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
531 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
532 (extra_options) interix.opt -> i386/interix.opt"
533 (extra_objs):Add winnt-stubs.o
534 * configure.ac: Add interix to target_os .comm on PE check.
535 * configure: Regenerate.
536 * config/interix3.h: Delete and move bits to..
537 * config/interix.h: Delete and move bits to..
538 * config/i386/i386-interix3.h: Delete and move bits to..
539 * config/i386/i386-interix.h: ..here.
540 (TARGET_CPU_DEFAULT): Remove redefinition.
541 (TARGET_ASM_CONSTRUCTOR): Undefine.
542 (SUBTARGET_SWITCHES): Define for ms-bitfields.
543 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
544 (PTRDIFF_TYPE): Define.
545 (LONG_DOUBLE_TYPE_SIZE): Define.
546 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
547 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
548 (TARGET_SECTION_TYPE_FLAGS): Define.
549 (ASM_DECLARE_FUNCTION_NAME): Define.
550 (ASM_OUTPUT_EXTERNAL): Define.
551 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
552 (ASM_OUTPUT_ALIGNED_BSS): Define.
553 (PCC_BITFIELD_TYPE_MATTERS): Define.
554 (USE_CONST_SECTION): Define.
555 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
556 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
557 (SUPPORTS_ONE_ONLY): Remove.
558 (I386_PE_STRIP_ENCODING): Define.
559 * config/interix.opt: Delete and move bits to..
560 * config/i386/interix.opt: ..here. New.
561 (mpe-aligned-commons): Add.
562 * config/i386/t-interix: Add copyright header.
563 (winnt-stubs.o): Add rule.
565 2012-01-22 Jason Merrill <jason@redhat.com>
568 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
569 for extra name aliases.
571 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
573 PR rtl-optimization/51924
574 * ree.c (combine_set_extension): Improve debugging message.
575 (combine_reaching_defs): Likewise.
576 (get_defs): Rename confusingly named variable.
577 (find_and_remove_re): Skip a candidate if the extension expression has
580 2012-01-21 Robert Millan <rmh@gnu.org>
581 Gerald Pfeifer <gerald@pfeifer.com>
583 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
584 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
586 2012-01-20 Jakub Jelinek <jakub@redhat.com>
588 PR tree-optimization/51914
589 * tree-vect-stmts.c (vectorizable_conversion): For
590 cvt_type && modifier == WIDEN, put temporary with cvt_type
591 at the beginning of vec_dsts and set vec_dest to temporary
594 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
596 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
598 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
600 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
601 * config/rs6000/rs6000.c: Likewise.
603 2012-01-20 Jakub Jelinek <jakub@redhat.com>
606 * config/arm/arm.c (arm_count_output_move_double_insns): Call
607 output_move_double on a copy of operands array.
609 2012-01-20 Cary Coutant <ccoutant@google.com>
610 Dodji Seketeli <dodji@redhat.com>
613 * dwarf2out.c (copy_declaration_context): Return ref to parent
614 of declaration DIE, if necessary.
615 (remove_child_or_replace_with_skeleton): Add new parameter; update
616 caller. Place skeleton DIE under parent DIE of original declaration.
617 Move call to copy_declaration_context to here ...
618 (break_out_comdat_types): ... from here.
620 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
622 PR rtl-optimization/51856
623 * reload.c (find_reloads_subreg_address): Set the address_reloaded
626 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
629 * config/arm/arm.c (arm_print_operand): Correct output of alignment
630 hints for neon loads and stores.
632 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
636 * doc/extend.texi (Named Address Spaces): Split into subsections.
637 (AVR Named Address Spaces): New subsection.
638 (M32C Named Address Spaces): New subsection.
639 (RL78 Named Address Spaces): New subsection.
640 (SPU Named Address Spaces): New subsection.
641 (Variable Attributes): New anchor "AVR Variable Attributes".
642 (AVR Variable Attributes): Rewrite and avoid wording
643 "address space" in this context.
644 * doc/invoke.texi (AVR Options): Rewrite and add documentation
645 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
646 (AVR Built-in Macros): New subsubsection therein.
647 * doc/md.texi (AVR constraints): Remove "C04", "R".
649 2012-01-20 Richard Guenther <rguenther@suse.de>
651 PR tree-optimization/51903
652 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
655 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
658 * config/arm/arm.c (arm_load_pic_register): Use
659 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
660 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
661 (arm_pic_static_addr): Likewise.
662 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
663 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
664 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
665 (pic_load_addr_unified): New.
667 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
670 * function.c (instantiate_virtual_regs_in_insn): Use
671 delete_insn_and_edges when removing a wrong asm insn.
673 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
675 PR rtl-optimization/40761
676 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
677 Add new member loop_num.
678 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
679 (ira_build): Remove the parameter.
681 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
682 (ira.c): Do not build CFG loops for one region allocation. Remove
683 argument from ira_build call.
685 * ira-build.c (init_loop_tree_node): New function.
686 (create_loop_tree_nodes): Use it. Separate the case when CFG
688 (more_one_region_p): Check current_loops.
689 (finish_loop_tree_nodes): Separate the case when CFG loops are not
691 (add_loop_to_tree): Process loop equal to NULL too.
692 (form_loop_tree): Separate the case when CFG loops are not built.
693 Use explicitly number for the root.
694 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
696 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
697 instead of loop->num.
698 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
699 (mark_all_loops_for_removal): Ditto.
700 (remove_unnecessary_regions): Separate the case when CFG loops
702 (ira_build): Remove the parameter. Use explicit number of regions
703 when CFG loops are not built.
705 * ira-color.c (print_loop_title): Separate the case for the root node.
706 Use loop_num instead of loop->num.
707 (move_spill_restore): Use loop_num instead of loop->num.
709 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
710 (change_loop): Ditto.
711 (change_loop): Use loop_num instead of loop->num.
713 * ira-lives.c (process_bb_node_lives): Ditto.
715 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
717 * ira-conflicts.c (print_allocno_conflicts): Ditto.
719 2012-01-19 Jakub Jelinek <jakub@redhat.com>
722 * tree-mudflap.c (mf_artificial): New function.
723 (execute_mudflap_function_ops, execute_mudflap_function_decls,
724 mx_register_decls, mudflap_enqueue_decl): Use it.
727 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
728 numbers in the insn pattern.
730 2012-01-19 Michael Matz <matz@suse.de>
732 PR tree-optimization/46590
733 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
734 use it in remembering which conflicts we already created.
735 (add_scope_conflicts): Adjust call to above, (de)allocate helper
738 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
741 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
742 (merge_and_complain): Same.
744 2012-01-19 Jakub Jelinek <jakub@redhat.com>
747 * config/initfini-array.h: Guard content of the header
748 with #ifdef HAVE_INITFINI_ARRAY.
749 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
750 Add initfini-array.h to tm_file here.
751 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
752 * config.gcc: Don't add initfini-array.h to tm_file here.
753 * configure: Regenerated.
755 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
757 PR rtl-optimization/51505
758 * df-problems.c (df_kill_notes): New parameter live. Update comment.
759 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
760 (df_note_bb_compute): Update the call to df_kill_notes.
762 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
764 * trans-mem.c (requires_barrier): Remove call to is_global_var.
766 2012-01-18 Richard Guenther <rguenther@suse.de>
768 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
769 of conversions to void *.
771 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
772 Richard Sandiford <rdsandiford@googlemail.com>
776 * optabs.h (simplify_expand_binop): Declare.
777 * optabs.c (simplify_expand_binop): Make global.
778 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
779 endian targets if the source cannot be exactly covered by word
782 2012-01-17 Jakub Jelinek <jakub@redhat.com>
785 * hard-reg-set.h (struct hard_reg_set_container): New type.
786 * target.h (struct hard_reg_set_container): Forward declare.
787 * target.def (set_up_by_prologue): New target hook.
788 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
789 * doc/tm.texi: Regenerated.
790 * function.c (thread_prologue_and_epilogue_insns): Change
791 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
792 Call targetm.set_up_by_prologue on it.
793 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
794 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
796 2012-01-17 Nick Clifton <nickc@redhat.com>
798 * config/rx/rx.c (rx_can_use_simple_return): New function.
799 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
800 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
802 2012-01-17 Richard Guenther <rguenther@suse.de>
805 * expr.c (expand_assignment): Take address-space information
806 from the address operand of MEM_REF and TARGET_MEM_REF.
807 (expand_expr_real_1): Likewise.
809 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
811 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
812 reload dump is requested.
814 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
817 * trans-mem.c (requires_barrier): Call may_be_aliased.
819 2012-01-17 Jakub Jelinek <jakub@redhat.com>
821 PR tree-optimization/51877
822 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
823 call arguments and fndecls compare equal, instead return false if they
824 don't. Return true only if lhs1 and lhs2 are either both NULL, or
825 both SSA_NAMEs that are valueized the same, or they satisfy
828 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
830 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
832 * configure: Regenerate.
834 2012-01-16 Jan Hubicka <jh@suse.cz>
838 * convert.c (convert_to_integer): Use fold_convert for
839 converting an INTEGER_CST to integer type.
841 2012-01-16 Jason Merrill <jason@redhat.com>
844 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
846 2012-01-16 Jakub Jelinek <jakub@redhat.com>
849 * config/s390/s390.c (s390_chunkify_start): Don't skip
850 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
851 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
852 If insn is followed by NOTE_INSN_VAR_LOCATION or
853 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
854 Don't use location of note insns.
856 PR tree-optimization/51865
857 * tree-inline.c (tree_function_versioning): Call remap_decl
858 on DECL_RESULT whenever it has VOID_TYPE_P type.
860 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
862 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
863 for calls to locally-binding MIPS16 functions if only the return
864 type uses float regs.
866 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
867 Richard Sandiford <rdsandiford@googlemail.com>
869 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
870 (SYMBOL_32_HIGH): Likewise.
871 (mips_output_tls_reloc_directive): Declare.
872 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
873 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
874 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
875 (mips_lo_relocs, mips_hi_relocs): Make extern.
876 (mips16_stub_function): Move up file.
877 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
878 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
879 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
880 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
881 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
882 (mips_get_tp): Add MIPS16 support.
883 (mips_legitimize_tls_address): Remove MIPS16 sorry().
884 Generalize DTPREL and TPREL handling.
885 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
886 Add MIPS16 TLS support.
887 (mips_output_tls_reloc_directive): New function.
888 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
889 * config/mips/predicates.md (symbolic_operand_with_high)
890 (tls_reloc_operand): New predicates.
891 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
892 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
893 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
894 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
895 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
896 (*tls_get_tp_mips16_call_<mode>): Likewise.
898 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
900 PR rtl-optimization/51821
901 * recog.c (peep2_find_free_register): Determine clobbered registers
904 2012-01-14 Denis Chertykov <chertykov@gmail.com>
907 * config/avr/avr-protos.h: Revert change of 2012-01-09.
908 * config/avr/avr.c: Likewise.
909 * config/avr/avr.h: Likewise.
911 2012-01-13 Ian Lance Taylor <iant@google.com>
914 * tree.h (TYPE_QUALS): Add cast to int.
915 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
917 2012-01-13 Ian Lance Taylor <iant@google.com>
919 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
920 comparing param_index to VEC_length result.
922 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
924 * c-decl.c: Do not include tree-mudflap.h
925 * tree-optimize.c: Likewise.
926 * Makefile.in: Update dependencies.
928 2012-01-13 Richard Guenther <rguenther@suse.de>
931 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
932 variable-sized result always use RSO.
934 2012-01-12 DJ Delorie <dj@redhat.com>
936 * cfgexpand.c (convert_debug_memory_address): Allow any valid
937 pointer type, not just the default pointer type.
939 2012-01-09 Richard Henderson <rth@redhat.com>
940 Denis Chertykov <chertykov@gmail.com>
943 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
944 * config/avr/avr.c (avr_can_eliminate): Simplify.
945 (avr_initial_elimination_offset): Likewise.
946 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
947 (expand_epilogue): Likewise.
948 (avr_legitimize_address): Gut.
949 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
950 (avr_hard_regno_nregs): New.
951 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
952 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
953 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
954 add soft frame pointer.
955 (CALL_USED_REGISTERS): Likewise.
956 (REG_CLASS_CONTENTS): Likewise.
957 (REGISTER_NAMES): Likewise.
958 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
959 (HARD_FRAME_POINTER_REGNUM): New.
960 (FRAME_POINTER_REGNUM): Use soft frame pointer.
961 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
962 remove the HARD_FRAME_POINTER self-elimination.
964 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
967 * config/avr/avr.c (avr_encode_section_info): Test for absence of
968 DECL_EXTERNAL when checking for initializers of progmem variables.
970 2012-01-12 Ira Rosen <irar@il.ibm.com>
972 PR tree-optimization/51799
973 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
974 that the last operation is a type demotion.
976 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
978 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
979 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
981 2012-01-11 Jakub Jelinek <jakub@redhat.com>
984 * combine.c (distribute_notes): If i3 is a noreturn call,
985 allow old_size to be equal to args_size and make sure the
986 noreturn call gets REG_ARGS_SIZE note.
987 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
988 on noreturn calls even when the delta is 0.
990 2012-01-11 Nathan Sidwell <nathan@acm.org>
992 * gcov.c (STRING_SIZE): Remove.
993 (generate_results): Erase annotations for source files with no
994 coverage information.
996 (output_lines): Use it.
998 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1000 * gimple.h (gimplify_body): Remove first argument.
1001 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
1002 pointer set here, instead just pass DATA to walk_tree.
1003 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
1004 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
1005 (unvisit_body): Likewise, but with unmark_visited.
1006 (gimplify_body): Remove BODY_P argument and adjust.
1007 (gimplify_function_tree): Adjust call to gimplify_body.
1008 * omp-low.c (finalize_task_copyfn): Likewise.
1010 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1012 * tree.h (build_function_decl_skip_args): Add boolean parameter.
1013 (build_function_type_skip_args): Delete.
1014 * tree.c (build_function_type_skip_args): Make static and add
1015 SKIP_RETURN parameter. Fix thinko in the handling of variants.
1016 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
1017 pass it to build_function_type_skip_args.
1018 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
1019 (tree_function_versioning): Likewise.
1020 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
1021 build_function_decl_skip_args.
1022 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
1023 and pass it to build_function_decl_skip_args/tree_function_versioning.
1024 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
1025 * ipa-inline-transform.c (save_inline_function_body): Likewise.
1026 * trans-mem.c (ipa_tm_create_version): Likewise.
1027 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
1028 * tree-inline.c (declare_return_variable): Remove always-true test.
1029 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
1030 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
1031 * ipa-split.c (split_function): Skip the return value for the split
1032 part if it doesn't return.
1034 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1036 PR tree-optimization/49642
1037 * ipa-split.c (forbidden_dominators): New variable.
1038 (check_forbidden_calls): New function.
1039 (dominated_by_forbidden): Likewise.
1040 (consider_split): Check for forbidden dominators.
1041 (execute_split_functions): Initialize and free forbidden
1042 dominators info; call check_forbidden_calls.
1044 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1046 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
1048 2012-01-11 Nick Clifton <nickc@redhat.com>
1050 * config/rx/rx.md (return): Define pattern.
1052 2012-01-11 Richard Guenther <rguenther@suse.de>
1054 * doc/extend.texi (malloc attribute): Adjust according to
1057 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
1058 Patrick Marlier <patrick.marlier@gmail.com>
1061 * trans-mem.c (get_cg_data): Traverse aliases if requested.
1062 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
1063 (ipa_tm_note_irrevocable): Same.
1064 (ipa_tm_scan_irr_block): Same.
1065 (ipa_tm_decrement_clone_counts): Same.
1066 (ipa_tm_scan_irr_function): Same.
1067 (ipa_tm_create_version_alias): Same.
1068 (ipa_tm_create_version): Same.
1069 (ipa_tm_transform_calls_redirect): Same.
1070 (ipa_tm_transform_calls): Same.
1071 (ipa_tm_transform_transaction): Same.
1072 (ipa_tm_execute): Same.
1074 2012-01-10 Richard Guenther <rguenther@suse.de>
1077 * opts.c (common_handle_option): Handle -Werror.
1079 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
1081 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
1084 2012-01-10 Jason Merrill <jason@redhat.com>
1086 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
1089 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1091 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
1092 supports R_386_TLS_GD_PLT reloc.
1093 (gcc_cv_as_ix86_tlsldmplt): Check if linker
1094 supports R_386_TLS_LDM_PLT reloc.
1095 * configure: Regenerate.
1096 * config.in: Regenerate.
1098 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
1101 Extend __pgmx semantics to linearize memory.
1102 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
1103 determine if code comes inline or from libgcc.
1104 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
1105 (movmem_qi, movmem_qi): Set constraint #2 to "n".
1106 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
1107 (movmemx_qi, movmemx_hi): New insns.
1108 (xload_<mode>_libgcc): Rewrite to new insn condition.
1109 (xload_<mode>): Remove insns.
1110 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
1111 cases that don't satisfy avr_xload_libgcc_p().
1112 (avr_addr_space_convert): Allow converting in any direction.
1113 (avr_addr_space_subset_p): Return always true.
1114 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
1115 (avr_emit_movmemhi): Ditto.
1116 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
1117 (avr_out_movmem): Ditto.
1118 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
1119 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
1120 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
1121 (avr_encode_section_info): Encode 'progmem' in symbol flags.
1122 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
1124 2012-01-10 Richard Guenther <rguenther@suse.de>
1126 PR tree-optimization/50913
1127 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
1128 Require data-refs to be representable by Graphite with respect
1131 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
1133 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
1134 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
1136 2012-01-10 Tom de Vries <tom@codesourcery.com>
1138 PR rtl-optimization/51271
1139 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
1140 handling annulled branch.
1142 2012-01-10 Richard Henderson <rth@redhat.com>
1144 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
1145 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
1146 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
1147 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
1148 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
1149 arm_expand_vec_perm_const): New.
1150 * config/arm/arm-protos.h: Update.
1151 * config/arm/neon.md (UNSPEC_VCONCAT): New.
1152 (*neon_vswp<VDQX>): New.
1153 (neon_vcombine<VDX>): Use neon_split_vcombine.
1154 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
1155 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
1156 (vec_perm<VE>): New.
1158 2012-01-10 Richard Henderson <rth@redhat.com>
1160 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
1161 use it if reload_completed.
1162 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
1163 arm_output_asm_insn, arm_process_output_memory_barrier,
1164 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
1165 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
1166 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
1167 arm_process_output_sync_insn, arm_output_sync_insn,
1168 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
1169 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
1170 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
1171 (emit_unlikely_jump): New.
1172 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
1173 (arm_split_atomic_op): New.
1174 * config/arm/arm-protos.h: Update.
1175 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
1176 (struct arm_sync_generator): Remove.
1177 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
1178 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
1179 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
1180 (VUNSPEC_LL, VUNSPEC_SC): New.
1181 (sync_result, sync_memory, sync_required_value, sync_new_value,
1182 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
1183 (attr length): Don't use arm_sync_loop_insns.
1184 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
1185 (movsfcc, movdfcc): Likewise.
1186 * config/arm/constraints.md (Ua): New.
1187 * config/arm/prediates.md (mem_noofs_operand): New.
1188 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
1189 (sync_clobber, sync_t2_reqd): Remove.
1190 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
1191 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
1192 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
1193 (arm_sync_compare_and_swap<SIDI>): Remove.
1194 (arm_sync_compare_and_swap<NARROW>): Remove.
1195 (arm_sync_lock_test_and_set<SIDI>): Remove.
1196 (arm_sync_lock_test_and_set<NARROW>): Remove.
1197 (arm_sync_new_<syncop><SIDI>): Remove.
1198 (arm_sync_new_<syncop><NARROW>): Remove.
1199 (arm_sync_new_nand<SIDI>): Remove.
1200 (arm_sync_new_nand<NARROW>): Remove.
1201 (arm_sync_old_<syncop><SIDI>): Remove.
1202 (arm_sync_old_<syncop><NARROW>): Remove.
1203 (arm_sync_old_nand<SIDI>): Remove.
1204 (arm_sync_old_nand<NARROW>): Remove.
1205 (*memory_barrier): Merge arm_output_memory_barrier.
1206 (atomic_compare_and_swap<QHSD>): New.
1207 (atomic_compare_and_swap<NARROW>_1): New.
1208 (atomic_compare_and_swap<SIDI>_1): New.
1209 (atomic_exchange<QHSD>): New.
1210 (cas_cmp_operand, cas_cmp_str): New.
1211 (atomic_op_operand, atomic_op_str): New.
1212 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
1213 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
1214 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
1215 (arm_load_exclusive<NARROW>): New.
1216 (arm_load_exclusivesi, arm_load_exclusivedi): New.
1217 (arm_store_exclusive<QHSD>): New.
1219 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1221 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
1222 reload patterns if -mvsx-scalar-memory.
1224 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
1225 generated, even -mno-vsx-scalar-double was used.
1226 (vsx_xscvdpsp_scalar): Likewise.
1227 (vsx_xscvspdp_scalar2): Likewise.
1229 2012-01-09 Tom de Vries <tom@codesourcery.com>
1230 Andrew Pinski <apinski@cavium.com>
1233 * reorg.c (fill_slots_from_thread): Don't speculate
1234 frame-related insns.
1236 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
1238 * sched-int.h (bb_note): Move to...
1239 * basic-block.h: ...here.
1240 * haifa-sched.c (bb_note): Move to...
1241 * cfgrtl.c: ...here.
1242 * function.c (next_block_for_reg): New function.
1243 (move_insn_for_shrink_wrap): Likewise.
1244 (prepare_shrink_wrap): Rewrite to use the above.
1246 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
1248 * gimple.c (is_gimple_non_addressable): Remove.
1249 * gimple.h: Remove is_gimple_non_addressable.
1250 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
1251 is_gimple_non_addressable.
1252 * trans-mem.c (expand_assign_tm): Same.
1254 2012-01-09 Richard Guenther <rguenther@suse.de>
1256 PR tree-optimization/51775
1257 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
1258 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
1260 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1262 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1264 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1266 2012-01-09 Richard Guenther <rguenther@suse.de>
1268 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
1270 2012-01-08 Jan Hubicka <jh@suse.cz>
1272 PR tree-optimize/51680
1273 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
1274 on when known_vals needs to be computed; cleanup.
1276 2012-01-08 Jan Hubicka <jh@suse.cz>
1278 PR tree-optimize/51694
1279 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
1281 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
1283 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
1284 for -std=c++98 and -std=c++11 too.
1286 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
1288 * cfgloop.c (cancel_loop): Add free() of bbs array.
1290 2012-01-07 Jan Hubicka <jh@suse.cz>
1292 PR tree-optimization/51600
1293 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
1294 that benefits small functions.
1296 2012-01-07 Jan Hubicka <jh@suse.cz>
1298 * ipa-inline.c (want_inline_small_function_p): Fix formating.
1300 2012-01-07 Jan Hubicka <jh@suse.cz>
1302 PR tree-optimization/51680
1303 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
1304 whose inlining reduce unit size.
1306 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
1309 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
1310 Add canonical node to containing_mem chain after the non-canonical
1311 one, even if there weren't any locs to propagate.
1312 (remove_useless_values): Keep only canonical values.
1313 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
1314 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
1315 canonicalize mem_chain elements that are not discarded.
1317 2012-01-06 Jakub Jelinek <jakub@redhat.com>
1320 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
1321 before emitting functions.
1323 PR gcov-profile/50127
1324 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
1325 clear_aux_for_blocks.
1327 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
1330 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
1332 2012-01-06 Arnaud Charlet <charlet@adacore.com>
1334 * c-decl.c (ext_block): Moved up.
1335 (collect_all_refs, for_each_global_decl): Take ext_block into account.
1337 2012-01-06 Han Shen <shenhan@google.com>
1339 Translate built-in include paths for sysroot.
1340 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
1341 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
1343 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
1344 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
1346 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
1347 control whether sysroot should be prepended to gxx include dir.
1349 * configure: Regenerate.
1351 2012-01-06 Torvald Riegel <triegel@redhat.com>
1353 PR rtl-optimization/51771
1354 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
1355 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
1357 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
1359 PR tree-optimization/51315
1360 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
1361 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
1363 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
1366 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
1367 for shrp pattern. Correctly handle and fixup shift variable.
1368 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
1370 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1373 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
1374 note when !ACCUMULATE_OUTGOING_ARGS.
1376 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
1378 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
1380 (extract_range_from_unary_expr_1): Avoid useless computations.
1382 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1384 PR rtl-optimization/51767
1385 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
1386 of jump_block and add an extra edge for degenerated asm gotos.
1389 * stmt.c (check_unique_operand_names): Don't ICE during error
1390 reporting if i is from labels chain.
1393 * profile.c (branch_prob): Split bbs that have exit edge
1394 and need a fake entry edge too.
1396 2012-01-05 Jan Hubicka <jh@suse.cz>
1399 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
1402 2012-01-05 Richard Guenther <rguenther@suse.de>
1405 * tree-streamer-out.c (write_ts_optimization): New function.
1406 (streamer_write_tree_body): Call it.
1407 * tree-streamer-in.c (lto_input_ts_optimization): New function.
1408 (streamer_read_tree_body): Call it.
1409 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
1411 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1414 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
1415 * gimplify.c (gimplify_cleanup_point_expr): Save and set
1416 in_cleanup_point_expr before gimplify_stmt call and restore it
1418 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
1419 in_cleanup_point_expr is false.
1421 2012-01-05 Richard Guenther <rguenther@suse.de>
1424 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
1426 * toplev.c (process_options): Reject combining mudflap and LTO.
1427 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
1429 2012-01-05 Richard Guenther <rguenther@suse.de>
1431 PR tree-optimization/51760
1432 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
1434 (bit_value_unop): Handle UNDEFINED operands.
1435 (bit_value_binop): Likewise.
1437 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
1439 * config/avr/avr.c (avr_replace_prefix): Remove.
1440 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
1441 (avr_asm_function_rodata_section): Ditto.
1442 (avr_asm_select_section): Ditto.
1444 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
1446 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
1449 2012-01-05 Jakub Jelinek <jakub@redhat.com>
1452 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
1453 calls that have any non-fake successor edges.
1456 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
1458 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
1460 PR tree-optimization/51624
1461 * tree-sra.c (build_ref_for_model): When replicating a chain of
1462 COMPONENT_REFs, stop as soon as the offset would become negative.
1464 2012-01-04 Jakub Jelinek <jakub@redhat.com>
1467 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
1468 in .debug_loc on the floor.
1470 2012-01-04 Andrew Pinski <apinski@cavium.com>
1472 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
1474 2012-01-04 Andrew Pinski <apinski@cavium.com>
1475 Adam Nemet <anemet@caviumnetworks.com>
1477 * config/mips/mips.md (size): Add SI and DI.
1478 (SIZE): New mode attribute.
1479 (U): New code attribute.
1480 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
1481 (mips_lbux_<mode>): Delete.
1482 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
1483 (mips_lhx): Use gen_mips_lhx_extsi.
1484 (mips_lhx_<mode>): Delete.
1486 (mips_l<size>x): New expand.
1487 (mips_lwx_<mode>): Delete.
1488 (mips_l<GPR:size>x_<P:mode>): New pattern.
1489 (*mips_lw<u>x_<P:mode>_ext): Likewise.
1490 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
1491 * config/mips/mips.c (mips_lx_address_p): New function.
1492 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
1493 (dsp64): New availability predicate.
1494 (mips_builtins): Add an entry for __builtin_mips_ldx.
1495 * config/mips/mips.h (ISA_HAS_LBX): New define.
1496 (ISA_HAS_LBUX): Likewise.
1497 (ISA_HAS_LHX): Likewise.
1498 (ISA_HAS_LHUX): Likewise.
1499 (ISA_HAS_LWX): Likewise.
1500 (ISA_HAS_LWUX): Likewise.
1501 (ISA_HAS_LDX): Likewise.
1502 * doc/extend.texi (__builtin_mips_ldx): Document.
1504 2012-01-04 Tristan Gingold <gingold@adacore.com>
1506 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
1507 when long pointers are used.
1508 * config.build (*-*-*vms*): Handle all OpenVMS targets.
1509 (alpha64-dec-*vms*, alpha*-dec-*vms*)
1510 (ia64-hp-*vms*): Remove.
1511 * config/vms/xm-vms64.h: Delete.
1513 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
1516 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
1518 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
1520 * opts.c (finish_options): Remove duplicate sorry.
1522 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
1525 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
1528 2012-01-04 Richard Guenther <rguenther@suse.de>
1531 * tree.c (size_low_cst): New function.
1532 * tree.h (size_low_cst): Declare.
1533 * fold-const.c (fold_comparison): Use it to extract the low
1534 part of the POINTER_PLUS_EXPR offset.
1536 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
1538 Fix clearing ZERO_REG
1539 * config/avr/avr.md (cc): Add alternative "ldi".
1540 (movqi_insn): Use it in cc attribute.
1541 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
1542 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
1543 (output_reload_insisf): Use ZERO_REG to pre-clear register.
1545 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1547 * configure: Regenerate.
1549 2012-01-04 Richard Guenther <rguenther@suse.de>
1551 PR tree-optimization/49651
1552 * tree-ssa-structalias.c (type_can_have_subvars): New function.
1553 (var_can_have_subvars): Use it.
1554 (get_constraint_for_1): Only consider subfields if there can be any.
1556 2012-01-03 Jakub Jelinek <jakub@redhat.com>
1559 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
1560 to its new canonical_cselib_val and the cselib_val was in
1561 first_containing_mem chain, but the canonical_cselib_val was not,
1562 add the latter into the chain.
1563 (cselib_invalidate_mem): Compare canonical_cselib_val of
1564 addr_list chain elt with v.
1567 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
1568 dwarf2out_undef): Allocate e.info using ggc_strdup instead
1570 (output_macinfo_op): Don't ggc_strdup fd->filename.
1571 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
1572 then ggc_strdup it. Don't free inc->info or cur->info.
1573 (output_macinfo): Don't free ref->info or file->info.
1575 2012-01-03 Ira Rosen <irar@il.ibm.com>
1577 PR tree-optimization/51269
1578 * tree-vect-loop-manip.c (set_prologue_iterations): Make
1579 first_niters a pointer.
1580 (slpeel_tree_peel_loop_to_edge): Likewise.
1581 (vect_do_peeling_for_loop_bound): Update call to
1582 slpeel_tree_peel_loop_to_edge.
1583 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
1584 here. Remove it from the parameters list.
1585 (vect_do_peeling_for_alignment): Update calls and compute
1588 2012-01-03 Richard Guenther <rguenther@suse.de>
1590 PR tree-optimization/51070
1591 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
1592 Properly handle calls.
1594 2012-01-03 Richard Guenther <rguenther@suse.de>
1596 PR tree-optimization/51692
1597 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
1598 the LHS of allocation stmts.
1600 2012-01-03 Olivier Hainque <hainque@adacore.com>
1602 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
1604 2012-01-03 Olivier Hainque <hainque@adacore.com>
1606 * collect2.c (main): In AIX specific computations for vector
1607 insertions, use CONST_CAST2 to cast from char ** to const char **.
1609 2012-01-03 Richard Guenther <rguenther@suse.de>
1612 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
1613 the context of a limbo DIE when it does not already exist.
1615 2012-01-03 Jakub Jelinek <jakub@redhat.com>
1617 PR tree-optimization/51719
1618 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
1619 but direct call is, clear direct call's lhs and don't add fallthrough
1620 edge from dcall_bb to join_bb and PHIs.
1622 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1624 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
1625 the instructions emitted by the pattern.
1626 ("*TDC_insn_<mode>"): Add comment.
1628 2012-01-03 Richard Guenther <rguenther@suse.de>
1631 * fold-const.c (fold_comparison): Properly canonicalize
1632 tree offset and HOST_WIDE_INT bit position.
1634 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
1636 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
1637 operands for extzv pattern.
1639 2012-01-02 Jakub Jelinek <jakub@redhat.com>
1642 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
1645 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
1647 * doc/invoke.texi (-flto and related options): Copy-edit.
1649 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
1651 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
1653 2012-01-02 Jakub Jelinek <jakub@redhat.com>
1655 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
1658 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
1660 * expr.h (move_by_pieces_ninsns): Declare.
1661 * expr.c (move_by_pieces_ninsns): Make external.
1662 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
1663 (mips_store_by_pieces_p): Likewise.
1664 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
1665 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
1666 * config/mips/mips.c (mips_move_by_pieces_p): New function.
1667 (mips_store_by_pieces_p): Likewise.
1669 2012-01-02 Jakub Jelinek <jakub@redhat.com>
1671 * passes.c (register_one_dump_file): Free full_name.
1673 * reload1.c (reload): Don't allocate reg_max_ref_width here.
1674 (calculate_elim_costs_all_insns): Free offsets_at and
1675 offsets_known_at at the end and clear the pointers.
1677 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1679 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
1680 this option introduced in r180739.
1682 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1685 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
1686 (tmake_file target=avr): Add avr/t-multilib.
1688 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
1689 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
1690 * config/avr/genmultilib.awk: New file.
1691 * config/avr/t-multilib: New auto-generated file.
1692 * config/avr/multilib.h: New auto-generated file.
1693 * config/avr/t-avr (AVR_MCUS): New variable.
1694 (genopt.sh): Use it.
1695 (s-mlib): Depend on t-multilib.
1696 (t-multilib, multilib.h): New dependencies.
1697 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
1698 (MULTILIB_OPTIONS): Remove.
1699 (MULTILIB_MATCHES): Remove.
1700 (MULTILIB_DIRNAMES): Remove.
1701 (MULTILIB_EXCEPTIONS): Remove:
1702 * config/avr/genopt.sh: Don't use hard coded file name;
1703 pass AVR_MCUS from t-avr instead.
1705 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1707 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
1709 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
1711 Implement light-weight DImode support.
1712 * config/avr/avr-dimode.md: New file.
1713 * config/avr/avr.md: Include it.
1714 (adjust_len): Add plus64, compare64.
1715 (HIDI): Remove code iterator.
1716 (code_stdname): New code attribute.
1717 (rotx, rotsmode): Remove DI.
1718 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
1720 * config/avr/avr-protos.h (avr_have_dimode): New.
1721 (avr_out_plus64, avr_out_compare64): New.
1722 * config/avr/avr.c (avr_out_compare): Handle DImode.
1723 (avr_have_dimode): New variable definition and initialization.
1724 (avr_out_compare64, avr_out_plus64): New functions.
1725 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
1726 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
1727 (avr_compare_pattern): Skip DImode comparisons.
1729 2012-01-02 Revital Eres <revital.eres@linaro.org>
1731 * ddg.c (def_has_ccmode_p): New function.
1732 (add_cross_iteration_register_deps,
1733 create_ddg_dep_from_intra_loop_link): Call it.
1735 2012-01-02 Richard Guenther <rguenther@suse.de>
1738 * invoke.texi (fassociative-math): Remove spurious paranthesis.
1740 2012-01-01 Jakub Jelinek <jakub@redhat.com>
1742 * gcc.c (process_command): Update copyright notice dates.
1743 * gcov.c (print_version): Likewise.
1744 * gcov-dump.c (print_version): Likewise.
1745 * mips-tfile.c (main): Likewise.
1746 * mips-tdump.c (main): Likewise.
1748 2012-01-01 Ira Rosen <irar@il.ibm.com>
1750 PR tree-optimization/51704
1751 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
1752 a use is inside the basic block or loop before accessing its vect info.
1754 2012-01-01 Jan Hubicka <jhjh@suse.cz>
1756 PR rtl-optimization/51069
1757 * cfgloopmanip.c (remove_path): Removing path making irreducible
1758 region unconditional makes BB part of the region.
1760 2012-01-01 Jakub Jelinek <jakub@redhat.com>
1762 PR tree-optimization/51683
1763 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
1764 calls with side-effects.
1765 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
1767 Copyright (C) 2012 Free Software Foundation, Inc.
1769 Copying and distribution of this file, with or without modification,
1770 are permitted in any medium without royalty provided the copyright
1771 notice and this notice are preserved.