+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.
+
+2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
+ (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
+ (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
+ (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
+ (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
+ TARGET_PAIRED_SINGLE_FLOAT.
+
+2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
+ (in_struct, return_val): Remove MEM documentation.
+ * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
+ (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
+ (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
+ and MEM_SCALAR.
+ * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
+ * cfgexpand.c (add_alias_set_conflicts): Likewise.
+ * expr.c (store_field): Likewise.
+ * function.c (assign_stack_temp_for_type): Likewise.
+ * ifcvt.c (noce_try_cmove_arith): Likewise.
+ * reload1.c (reload): Likewise.
+ * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
+ (alpha_set_memflags): Likewise.
+ * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
+
+2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * rtl.h (true_dependence, canon_true_dependence): Remove varies
+ parameter.
+ * alias.c (fixed_scalar_and_varying_struct_p): Delete.
+ (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
+ (true_dependence_1, true_dependence, canon_true_dependence): Remove
+ varies parameter.
+ * cselib.c (cselib_rtx_varies_p): Delete.
+ (cselib_invalidate_mem): Update call to canon_true_dependence.
+ * dse.c (record_store, check_mem_read_rtx): Likewise.
+ (scan_reads_nospill): Likewise.
+ * cse.c (check_dependence): Likewise.
+ (cse_rtx_varies_p): Delete.
+ * expr.c (safe_from_p): Update call to true_dependence.
+ * ira.c (validate_equiv_mem_from_store): Likewise.
+ (memref_referenced_p): Likewise.
+ * postreload-gcse.c (find_mem_conflicts): Likewise.
+ * sched-deps.c (sched_analyze_2): Likewise.
+ * store-motion.c (load_kills_store): Likewise.
+ * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
+ * gcse.c (mems_conflict_for_gcse_p): Likewise.
+ (compute_transp): Update call to canon_true_dependence.
+
+2012-01-25 Richard Henderson <rth@redhat.com>
+
+ * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
+ (maybe_emit_atomic_test_and_set): New.
+ (expand_sync_lock_test_and_set): Use it.
+ (expand_atomic_test_and_set): Likewise.
+ * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
+ the implementation; clarify implementation defined details.
+ * doc/md.texi (atomic_test_and_set): Document.
+
+2012-01-25 Richard Henderson <rth@redhat.com>
+
+ * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
+
+2012-01-25 Richard Henderson <rth@redhat.com>
+
+ PR target/51968
+ * config/arm/arm.c (neon_split_vcombine): Emit deleted note
+ 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
+ variables and emit save/restore for them.
+
+2012-01-24 Jason Merrill <jason@redhat.com>
+
+ PR c++/51812
+ * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
+ output static aliases.
+
+2012-01-24 Jakub Jelinek <jakub@redhat.com>
+
+ PR driver/47249
+ * common.opt (-pie, -shared, pie, shared): Change from Common to
+ Driver.
+ * gcc.c (display_help): Display help for -pie and -shared.
+
2012-01-24 Georg-Johann Lay <avr@gjlay.de>
PR target/49868
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