+2011-12-01 Nathan Sidwell <nathan@acm.org>
+
+ PR gcov-profile/51113
+ * coverage.c (build_var): Keep coverage variables static.
+
+2011-12-01 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/51356
+ * tree-vect-patterns.c (vect_recog_bool_pattern): Give up if
+ vectype doesn't have VECTOR_MODE_P.
+
+ PR debug/50317
+ * tree-ssa-dce.c (remove_dead_stmt): Add a debug stmt when removing
+ as unnecessary a store to a variable with gimple reg type.
+ * tree-ssa-live.c (remove_unused_locals): Clear TREE_ADDRESSABLE bit
+ on local unreferenced variables.
+ * cfgexpand.c (expand_gimple_basic_block): Don't emit DEBUG_INSNs
+ for !target_for_debug_bind variables.
+
+2011-12-01 Patrick Marlier <patrick.marlier@gmail.com>
+
+ PR middle-end/51273
+ * cgraph.h (cgraph_call_node_duplication_hooks): Declare.
+ * cgraph.c (cgraph_call_node_duplication_hooks): Make global.
+ * cgraphunit.c (cgraph_copy_node_for_versioning): Call it.
+
+2011-12-01 Andrew Pinski <apinski@cavium.com>
+
+ PR lto/51198
+ * tree.c (free_lang_data_in_decl): Clear FIELD_DECL's
+ DECL_INITIAL also.
+
+2011-12-01 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/51246
+ * tree-predcom.c (replace_ref_with): Handle also clobber on the
+ rhs.
+
+ PR rtl-optimization/51014
+ * loop-unroll.c (apply_opt_in_copies): Ignore label DEBUG_INSNs
+ both from bb and orig_bb.
+
+2011-12-01 Joern Rennecke <joern.rennecke@embecosm.com>
+
+ PR tree-optimization/50802
+ * tree-vrp.c (simplify_conversion_using_ranges): Rewrite test
+ considering what happens to ranges during sign changes and/or
+ intermediate narrowing conversions.
+
+2011-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle-end/50283
+ * config/pa/pa.md (in_branch_delay): Disallow frame related insns.
+ (in_nullified_branch_delay): Likewise.
+ (in_call_delay): Likewise.
+
+2011-11-30 Richard Henderson <rth@redhat.com>
+
+ * predict.c (expr_expected_value_1): Assume compare-and-swap builtin
+ boolean return is true.
+
+2011-11-30 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/51044
+ * dse.c (emit_inc_dec_insn_before): Ensure new_insn is an instruction
+ rather than just insn body.
+
+ PR target/50725
+ * function.c (thread_prologue_and_epilogue_insns): If
+ stack_realign_drap, add drap_reg to SET_UP_BY_PROLOGUE
+ regset.
+
+ PR middle-end/51089
+ * tree-eh.c (cleanup_empty_eh_merge_phis): Add check to
+ avoid creating duplicate edges here.
+ (cleanup_empty_eh_unsplit): And remove it in the caller.
+
+2011-11-30 Andrew Pinski <apinski@cavium.com>
+
+ PR c/51321
+ * c-parser.c (c_parser_postfix_expression): Check groktypename results
+ before looking at the main variant.
+
+2011-11-30 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/48721
+ * sched-deps.c (sched_analyze_insn): For SIBLING_CALL_P set
+ reg_pending_barrier to TRUE_BARRIER.
+
+ PR rtl-optimization/48721
+ * sched-ebb.c (begin_move_insn): Insert empty unreachable
+ block after BARRIER if insn is followed by it.
+
+2011-11-30 Richard Henderson <rth@redhat.com>
+
+ * config/sparc/sparc-opts.h (enum sparc_memory_model_type): New.
+ * config/sparc/sparc.opt (mmemory-model=): New option.
+ * doc/invoke.texi (Sparc Options): Document it.
+ * config/sparc/sparc.c (sparc_option_override): Provide default
+ for sparc_memory_model.
+ (sparc_emit_membar_for_model): Omit barrier combinations that are
+ implied by the memory model.
+
+2011-11-30 Richard Henderson <rth@redhat.com>
+
+ * config/sparc/sync.md (I124MODE): New mode iterator.
+ (memory_barrier): Remove.
+ (atomic_exchangesi): New.
+ (swapsi): Rename from *swapsi.
+ (atomic_test_and_set<I124MODE>): New.
+ (ldstubqi): Rename from *ldstubqi, merge with expander.
+ (ldstub<I24MODE>): Rename from *ldstub<I24MODE>, merge with expander.
+ (sync_lock_test_and_setsi): Remove.
+ (sync_lock_test_and_set<I12MODE>): Remove.
+
+2011-11-30 Richard Henderson <rth@redhat.com>
+
+ * config/sparc/constraints.md ("w"): New.
+ * config/sparc/predicates.md (mem_noofs_operand): New.
+ * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Make static.
+ Generate the boolean result of the atomic_compare_exchange.
+ (sparc_expand_compare_and_swap): New.
+ * config/sparc/sync.md (atomic_compare_and_swap<I>): New.
+ (atomic_compare_and_swap<I48MODE>_1): Rename from
+ *sync_compare_and_swap<I48MODE>, use mem_noofs_operand.
+ (*atomic_compare_and_swapdi_v8plus): Rename from
+ *sync_compare_and_swapdi_v8plus, use mem_noofs_operand.
+ (sync_compare_and_swap<I12MODE>): Remove.
+ (sync_compare_and_swap<I48MODE>): Remove.
+
+2011-11-30 Richard Henderson <rth@redhat.com>
+
+ * config/sparc/predicates.md (register_or_v9_zero_operand): New.
+ * config/sparc/sparc.md (UNSPEC_ATOMIC): New.
+ * config/sparc/sync.md (atomic_load<I>): New.
+ (atomic_loaddi_1, atomic_store<I>, atomic_storedi_1): New.
+
+2011-11-30 Richard Henderson <rth@redhat.com>
+
+ * config/sparc/predicates.md (zero_or_v7_operand): New.
+ * config/sparc/sparc.c (sparc_emit_membar_for_model): New.
+ * config/sparc/sparc-protos.h: Update.
+ * config/sparc/sync.md (mem_thread_fence): New.
+ (memory_barrier): Use sparc_emit_membar_for_model.
+ (membar, *membar_empty, *membar_storestore, *membar_storeload): New.
+ (*membar_v8): Accept and ignore the membar mask.
+ (*membar): Accept and print the membar mask.
+
+2011-11-30 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
+
+ * config/arm/arm.c (arm_issue_rate): Cortex-A15 can triple issue.
+ * config/arm/arm.md (mul64): New attribute.
+ (generic_sched): Cortex-A15 is not scheduled generically.
+ (cortex-a15.md): Include.
+ * config/arm/cortex-a15.md: New machine description.
+ * config/arm/t-arm (MD_INCLUDES): Add cortex-a15.md.
+
+2011-11-30 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
+
+ * config/arm/t-arm (MD_INCLUDES): Ensure all md files are listed.
+
2011-11-30 Iain Sandoe <iains@gcc.gnu.org>
* doc/tm.texi.in (NEXT_OBJC_RUNTIME): Update macro description.
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