+2012-01-29 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/alpha/alpha.c (alpha_option_overrride): Default to
+ full IEEE compliance mode for Go language.
+
+2011-01-29 Tijl Coosemans <tijl@coosemans.org>
+
+ * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
+ (LINK_SSP_SPEC): Define.
+
+2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/51871
+ * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
+ stubs.
+
+2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
+
+ * doc/invoke.texi: Correct hyphenation of "floating point",
+ "double precision", and related terminology throughout the file.
+
+2012-01-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/52006
+ * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
+ arm_general_register_operand predicate for operand 2 instead of
+ register_operand.
+
+2012-01-27 Ian Lance Taylor <iant@google.com>
+
+ PR go/47656
+ * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
+ * builtins.c (expand_builtin_init_trampoline): Add onstack
+ parameter. Change caller.
+ (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
+ * tree.c (build_common_builtin_nodes): Declare
+ __builtin_init_heap_trampoline.
+
+2012-01-27 Georg-Johann Lay <avr@gjlay.de>
+
+ * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
+ tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
+ * config/avr/avr.c: Ditto.
+ (avr_regnames): Remove because unused.
+ * config/avr/avr.md (*cpse.ne): New peephole.
+ (*cpse.eq): New peephole from former cpse peepholes.
+
+2012-01-27 Michael Eager <eager@eagercon.com>
+
+ * config/microblaze.c (microblaze_emit_compare): Correct
+ test after pcmp instruction.
+
+2012-01-27 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/52020
+ * tree-sra.c (sra_modify_assign): Do not transform clobbers.
+
+2012-01-27 Richard Guenther <rguenther@suse.de>
+
+ * ipa-pure-const.c (check_stmt): Clobbers do not make a
+ function non-const/pure.
+
+2012-01-27 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/50444
+ * tree-sra.c (build_ref_for_offset): Properly adjust the
+ MEM_REF type for unaligned accesses.
+
+2012-01-27 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/50444
+ * expr.c (mem_ref_refers_to_non_mem_p): New function.
+ (expand_assignment): Use it. Properly handle misaligned
+ bases when expanding stores to component references.
+ (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
+ refactor that case.
+
+2012-01-27 Andrey Belevantsev <abel@ispras.ru>
+
+ PR middle-end/51389
+ * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
+ * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
+ * tree-data-ref.c (find_data_references_in_loop): Make static.
+ (compute_all_dependences): Change return type to bool. Bail out
+ for too many datarefs in a loop. Move the hunk resetting the data
+ dependences vector from ...
+ (compute_data_dependences_for_loop): ... here. Account for
+ compute_all_dependences returning false.
+ (compute_data_dependences_for_bb): Likewise.
+ * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
+ * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
+
+2012-01-27 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/51959
+ * expr.c (store_field): Use the alias-set of the scratch memory
+ for storing to it.
+
+2012-01-27 Tom de Vries <tom@codesourcery.com>
+
+ PR tree-optimization/51990
+ * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
+ WITH_SIZE_EXPR.
+ * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
+
+2012-01-27 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/52001
+ * var-tracking.c (reverse_op): Don't add any reverse operation
+ if V already has any constant locations.
+
+2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
+
+ * doc/invoke.texi: Correct usage of "command line" (noun)
+ vs "command-line" (adjective) throughout.
+
+2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
+
+ * doc/invoke.texi (Language Independent Options): Move
+ -Wcoverage-mismatch blurb from here....
+ (Warning Options): ...to here.
+
+2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
+
+ * config/rs6000/rs6000.c (rs6000_option_override_internal):
+ Set rs6000_always_hint to false for 476.
+
+2012-01-27 Matthias Klose <doko@ubuntu.com>
+
+ * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
+ system root.
+ * incpath.c (add_standard_paths): Likewise.
+
+2012-01-27 Richard Henderson <rth@redhat.com>
+
+ * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
+ * config/m68k/sync.md (atomic_test_and_set): Rename from
+ sync_test_and_setqi and adjust the operands.
+ (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
+ and unconditionally enable.
+
+2012-01-27 Richard Henderson <rth@redhat.com>
+
+ * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
+ * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
+ (ldstub): Rename from ldstubqi.
+ (ldstub<I24MODE>): Remove.
+
+2012-01-27 Richard Henderson <rth@redhat.com>
+
+ * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
+ * c-cppbuiltin.c (cpp_atomic_builtins): Define
+ __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
+ * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
+ * doc/tm.texi: Rebuild.
+
+2012-01-27 Richard Henderson <rth@redhat.com>
+
+ * optabs.c (gen_atomic_test_and_set): Remove default.
+ (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
+
+2012-01-26 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/51978
+ * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
+ (combine_reaching_defs): Likewise.
+ (struct re_info): Remove.
+ (add_removable_extension): Remove x and data arguments,
+ add insn, insn_list and def_map. Use the arguments directly
+ instead of using struct re_info.
+ (find_removable_extensions): Don't call add_removable_extension
+ through note_stores, instead just call it with single_set
+ result if non-NULL.
+ (find_and_remove_re): Pass curr_cand->expr instead of
+ PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
+
+2012-01-26 Michael Matz <matz@suse.de>
+
+ PR tree-optimization/46590
+ * cfgexpand.c: Revert last change (r183305).
+ * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
+ regs.
+ * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
+ checking for emptiness.
+
+2012-01-26 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/51895
+ * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
+ non-addressable non-BLKmode base correctly.
+
+2012-01-26 Michael Matz <matz@suse.de>
+
+ PR tree-optimization/48794
+ * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
+ regions referenced from RESX/EH_DISPATCH.
+
+2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * config/s390/s390.h: Make BRANCH_COST an option.
+ * config/s390/s390.opt: New option -mbranch-cost.
+
+2012-01-26 Richard Henderson <rth@redhat.com>
+
+ Revert 2012-01-24 change:
+ * trans-mem.c (requires_barrier): Do not instrument thread local
+ variables and emit save/restore for them.
+
+2012-01-25 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/51986
+ * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
+ for pat == 0.
+
+2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips_small_data_pattern_1): Don't process
+ ASM_OPERANDS.
+
+2012-01-25 Georg-Johann Lay <avr@gjlay.de>
+
+ PR target/49868
+ Rename __pgm to __flash.
+ Rename __pgm1 to __flash1.
+ Rename __pgm2 to __flash2.
+ Rename __pgm3 to __flash3.
+ Rename __pgm4 to __flash4.
+ Rename __pgm5 to __flash5.
+ Rename __pgmx to __memx.
+ * doc/extend.texi (AVR Named Address Spaces)
+ Rename address space names as indicated above.
+ * config/avr/avr.c (avr_addrspace): Ditto.
+
+ * config/avr/avr-protos.h
+ (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
+ (avr_mem_pgm_p): Rename to avr_mem_flash_p.
+ * config/avr/predicates.md: Ditto.
+ * config/avr/avr.c Ditto, and
+ (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
+ (avr_decl_pgm_p): Rename to avr_decl_flash_p.
+
+ * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
+ (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
+ (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
+ (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
+ (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
+ (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
+ (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
+ * config/avr/avr.c: Ditto.
+ * config/avr/avr.md: Ditto.
+
+2012-01-25 Jason Merrill <jason@redhat.com>
+
+ PR c++/51992
+ * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
+
+2012-01-25 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/51987
+ * tree-data-ref.c (get_references_in_stmt): Handle references in
+ non-volatile GIMPLE_ASM.
+
+2012-01-25 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
+ bases are dereferenced.
+
+2012-01-25 Andrey Belevantsev <abel@ispras.ru>
+
+ PR rtl-optimization/48374
+ * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
+
+2012-01-25 Andrey Belevantsev <abel@ispras.ru>
+
+ * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
+ compute_data_dependences_for_loop returns false.
+ * tree-parloops.c (loop_parallel_p): Likewise.
+
+2012-01-25 Richard Guenther <rguenther@suse.de>
+
+ * tree.h (get_pointer_alignment_1): Declare.
+ * builtins.c (get_pointer_alignment_1): New function.
+ (get_pointer_alignment): Use it.
+
+2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
+
+ PR rtl-optimization/48308
+ * combine.c (enum undo_kind): Add UNDO_LINKS.
+ (struct undo): Add member l to other_contents and where.
+ (do_SUBST_LINK): New.
+ (SUBST_LINK): New.
+ (try_combine): Handle LOG_LINKS for the dummy i1 case.
+ (undo_all): Handle UNDO_LINKS.
+
+2012-01-25 Richard Henderson <rth@redhat.com>
+
+ * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
+ mem inputs.
+
2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
* optabs.c (gen_atomic_test_and_set): Use each argument.
to effect no-op split.
2012-01-24 Aldy Hernandez <aldyh@redhat.com>
+
+ PR lto/51698
+ * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
+ (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
+ (BT_FN_VOID_PTR_INT_SIZE): New.
+ (BT_FN_UINT_UINT_VAR): Remove.
+ (BT_FN_UINT32_UINT32_VAR): New.
+ (BT_FN_DOUBLE_VPTR): Remove.
+ (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
+
+ * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
+ (_ITM_changeTransactionMode): Same.
+ (_ITM_memmoveRtWt): Change return type to void.
+ (_ITM_memcpyRtWt): Same.
+ (_ITM_memsetW): Same.
+ (_ITM_RaRD): Change types to double.
+ (_ITM_RD): Same.
+ (_ITM_RaWD): Same.
+ (_ITM_RfWD): Same.
+
+ * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
+
+2012-01-24 Aldy Hernandez <aldyh@redhat.com>
Patrick Marlier <patrick.marlier@gmail.com>
* trans-mem.c (requires_barrier): Do not instrument thread local
* trans-mem.c (ipa_tm_create_version): Set externally_visible.
(ipa_tm_create_version_alias): Same.
-2012-01-18 Uros Bizjak <ubizjak@gmail.com>
+2012-01-23 Uros Bizjak <ubizjak@gmail.com>
PR libitm/51830
* builtin-types.def (BT_FN_UINT_UINT_VAR): New.