+2015-12-10 Richard Biener <rguenther@suse.de>
+
+ PR ipa/68721
+ * ipa-split.c (split_function): Record return value properly
+ when the split part doesn't set it.
+
+2015-12-10 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/68806
+ * tree-vect-loop.c (vect_analyze_loop_2): Properly detect
+ reduction chains and ignore SLP reductions.
+
+2015-12-10 Richard Biener <rguenther@suse.de>
+
+ * tree-if-conv.c (if_convertible_loop_p_1): Do not compute
+ dependences.
+ (if_convertible_loop_p): Adjust.
+
+2015-12-10 Tom de Vries <tom@codesourcery.com>
+
+ * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Remove
+ invalid assert.
+
+2015-12-10 Martin Liska <mliska@suse.cz>
+
+ * tree-vect-data-refs.c: Free an overwritten dataref.
+
+2015-12-09 John David Anglin <danglin@gcc.gnu.org>
+
+ PR target/68729
+ * config/pa/pa.c (pa_emit_move_sequence): Don't check that mode is
+ consistent with modes of the input and output operands when doing
+ reloads to and from floating point registers. Do reload for all
+ address forms.
+
+2015-12-08 Jan Hubicka <hubicka@ucw.cz>
+
+ PR ipa/61886
+ PR middle-end/25140
+ * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use compare_base_decls
+ (nonoverlapping_component_refs_of_decl_p): Update sanity check.
+ (decl_refs_may_alias_p): Use compare_base_decls.
+ * alias.c: Include cgraph.h
+ (rtx_equal_for_memref_p): Use rtx_equal_for_memref_p.
+ (compare_base_decls): New function.
+ (base_alias_check): Likewise.
+ (memrefs_conflict_p): Likewise.
+ (nonoverlapping_memrefs_p): Likewise.
+ * alias.h (compare_base_decls): Declare.
+
+2015-12-08 Jan Hubicka <hubicka@ucw.cz>
+
+ PR ipa/61886
+ * ipa-visibility.c (function_and_variable_visibility): Fix vtable
+ rewritting guard.
+
+2015-12-08 Jan Hubicka <hubicka@ucw.cz>
+
+ PR ipa/61886
+ PR middle-end/25140
+ * ipa-reference.c (ipa_reference_get_not_read_global,
+ ipa_reference_get_not_read_global): Fix WRT aliases.
+ (is_improper): Break out from ...
+ (is_proper_for_analysis): ... here; fix WRT aliases.
+ (analyze_function, generate_summary,
+ ipa_reference_write_optimization_summary,
+ ipa_reference_read_optimization_summary): Use ipa_reference_var_uid.
+ * ipa-refrence.h (ipa_reference_var_uid): New inline.
+ * tree-ssa-alias.c: Revert my accidental previous commit.
+ (ref_maybe_used_by_call_p_1,
+ call_may_clobber_ref_p_1): Use ipa_reference_var_uid.
+
+2015-12-09 Andreas Tobler <andreast@gcc.gnu.org>
+
+ * config/rs6000/freebsd64.h: Remove the redefinition of WCHAR_TYPE.
+
+2015-12-09 Aditya Kumar <aditya.k7@samsung.com>
+ Sebastian Pop <s.pop@samsung.com>
+
+ * graphite-optimize-isl.c: Include isl/ast_build.h
+ (optimize_isl): Set several isl_options_set_* options.
+
+2015-12-09 Aditya Kumar <aditya.k7@samsung.com>
+ Sebastian Pop <s.pop@samsung.com>
+
+ * graphite-sese-to-poly.c (pdr_add_memory_accesses): Iterate in
+ the same order as adding data reference access functions.
+
+2015-12-09 Aditya Kumar <aditya.k7@samsung.com>
+ Sebastian Pop <s.pop@samsung.com>
+
+ * graphite-optimize-isl.c (optimize_isl): Improve dump message.
+
+2015-12-09 Marek Polacek <polacek@redhat.com>
+
+ PR tree-optimization/66949
+ * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Don't call
+ single_non_singleton_phi_for_edges to get the PHI from
+ factor_out_conditional_conversion. Use NULL_TREE instead of NULL.
+ (factor_out_conditional_conversion): Adjust declaration. Make it
+ return the newly-created PHI.
+
+2015-12-09 James Greenhalgh <james.greenhalgh@arm.com>
+
+ * config/aarch64/aarch64-protos.h
+ (aarch64_cannot_change_mode_class): Bring back.
+ * config/aarch64/aarch64.c
+ (aarch64_cannot_change_mode_class): Likewise.
+ * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Likewise.
+ * config/aarch64/aarch64.md (aarch64_movdi_<mode>low): Use
+ zero_extract rather than truncate.
+ (aarch64_movdi_<mode>high): Likewise.
+
+2015-12-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/68786
+ * tree-if-conv.c: Include builtins.h.
+ (predicate_mem_writes): Put result of get_object_alignment (ref)
+ into second argument's value.
+ * tree-vect-stmts.c (vectorizable_mask_load_store): Put minimum
+ pointer alignment into second argument's value.
+ * tree-data-ref.c (get_references_in_stmt): Use value of second
+ argument for build_aligned_type, and only the type to build
+ a zero second argument for MEM_REF.
+ * internal-fn.c (expand_mask_load_optab_fn,
+ expand_mask_store_optab_fn): Likewise.
+
+2015-12-09 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/68583
+ * tree-if-conv.c (if_convertible_phi_p): Drop
+ flag_tree_loop_if_convert_stores check in favor of the
+ existing any_mask_load_store check.
+ (insert_gimplified_predicates): Likewise.
+ (combine_blocks): Likewise.
+ (tree_if_conversion): Likewise.
+ (ifcvt_memrefs_wont_trap): Properly check
+ flag_tree_loop_if_convert_stores in all places that can end
+ up introducing store-data-races.
+ (if_convertible_gimple_assign_stmt_p): Remove restriction
+ on flag_tree_loop_if_convert_stores for stores we can if-convert
+ without introducing store-data-races. Force versioning for
+ all if-converted stores.
+
+2015-12-09 Tom de Vries <tom@codesourcery.com>
+
+ PR tree-optimization/68716
+ * tree-ssa-structalias.c (find_func_clobbers): Fix handling of
+ BUILT_IN_GOMP_PARALLEL and BUILT_IN_GOACC_PARALLEL.
+
+2015-12-09 Martin Liska <mliska@suse.cz>
+
+ * hash-traits.h (struct typed_delete_remove): New function.
+ (typed_delete_remove ::remove): Likewise.
+ * tree-ssa-loop-ivopts.c (struct iv_common_cand): Replace
+ auto_vec with vec.
+ (record_common_cand): Replace XNEW with operator new.
+
+2015-12-09 Martin Liska <mliska@suse.cz>
+
+ * tree-if-conv.c (ifcvt_local_dce): Replace vec with auto_vec.
+
+2015-12-09 Martin Liska <mliska@suse.cz>
+
+ PR ipa/68790
+ * ipa-icf.c (sem_function::param_used_p): Return true
+ if ipa_node_params_sum equals to NULL.
+
+2015-12-09 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/68583
+ * tree-if-conv.c (ifc_dr): Make flags bool, add w_unconditionally
+ flag and rename predicates to w_predicate, rw_predicate and
+ base_w_predicate.
+ (DR_WRITTEN_AT_LEAST_ONCE): Rename to ...
+ (DR_BASE_W_UNCONDITIONALLY): ... this.
+ (DR_W_UNCONDITIONALLY): Add.
+ (hash_memrefs_baserefs_and_store_DRs_read): Adjust. Compute
+ unconditionally written separately from read or written.
+ (ifcvt_memrefs_wont_trap): Properly treat reads.
+ (ifcvt_could_trap_p): Inline ...
+ (if_convertible_gimple_assign_stmt_p): ... here. Refactor
+ to avoid code duplication.
+ (if_convertible_loop_p_1): Adjust and properly initialize
+ predicates.
+
+2015-12-09 Richard Biener <rguenther@suse.de>
+
+ * tree-vect-stmts.c (vectorizable_load): Set new vinfo only
+ if it was not yet set.
+ * tree-vectorizer.h (set_vinfo_for_stmt): Assert we don't
+ overwrite an existing entry.
+
+2015-12-09 Chung-Lin Tang <cltang@codesourcery.com>
+
+ * c-family/c-omp.c (c_finish_oacc_wait): Remove add_stmt() call.
+ * c/c-parser.c (c_parser_oacc_wait): Add add_stmt() call.
+ * cp/parser.c (cp_parser_oacc_wait): Add finish_expr_stmt() call.
+
+2015-12-08 Jan Hubicka <hubicka@ucw.cz>
+
+ PR ipa/61886
+ * symtab.c (symtab_node::equal_address_to): New parameter
+ MEMORY_ACCESSED.
+ * cgraph.h (symtab_node::equal_address_to): Update prototype.
+
+2015-12-08 DJ Delorie <dj@redhat.com>
+
+ * config/rx/rx.opt (-mjsr): Add.
+ * config/rx/predicates.md (rx_call_operand): Avoid overflowing
+ calls when -mjsr.
+ * config/rx/rx.c (rx_function_ok_for_sibcall): Likewise for
+ overflowing jumps.
+ * doc/invoke.texi (-mjsr): Document it.
+
+2015-12-08 Jan Hubicka <hubicka@ucw.cz>
+
+ PR ipa/61886
+ * lto-streamer.h (lto_symtab_merge_decls, lto_symtab_merge_symbols,
+ lto_symtab_prevailing_decl): MOve to lto-symtab.h.
+ * lto-streamer-out.c (DFS::DFS_write_tree_body): Check that
+ DECL_ABSTRACT_ORIGIN is not error_mark_node.
+
+2015-12-08 David Malcolm <dmalcolm@redhat.com>
+
+ * tree-nested.c (convert_tramp_reference_stmt): Fix indentation.
+
2015-12-08 David Malcolm <dmalcolm@redhat.com>
* tree-ssa-loop-unswitch.c (tree_unswitch_outer_loop): Fix
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