+2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
+
+ * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
+ (schedule_prefetches): Do not generate a prefetch if the unroll factor
+ is far from what is required by the prefetch.
+
+2010-05-17 Jan Hubicka <jh@suse.cz>
+
+ * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
+ (ipcp_estimate_growth): Likewise.
+ (ipcp_const_param_count): Likewise.
+ (ipcp_insert_stage): Likewise.
+ * ipa-prop.c (visit_load_for_mod_analysis): New function.
+ (visit_store_addr_for_mod_analysis): Set used flag.
+ (ipa_detect_param_modifications): Set used flag for SSE params;
+ update use of walk_stmt_load_store_addr_ops.
+ (ipa_print_node_params): Print used flag.
+ (ipa_write_node_info): Stream used flag.
+ (ipa_read_node_info): Likewise.
+ * ipa-prop.h (struct ipa_param_descriptor): Add used field.
+ (ipa_is_param_used): New function.
+ (lto_ipa_fixup_call_notes): Remove unused declaration.
+
+2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ PR target/44074
+ * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+ * config/i386/i386.c (print_operand) <case ;>: Also print ; if
+ !HAVE_AS_IX86_REP_LOCK_PREFIX.
+ Don't emit whitespace.
+ * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
+ (*rep_movsi): Likewise.
+ (*rep_movsi_rex64): Likewise.
+ (*rep_movqi): Likewise.
+ (*rep_movqi_rex64): Likewise.
+ (*rep_stosdi_rex64): Likewise.
+ (*rep_stossi): Likewise.
+ (*rep_stossi_rex64): Likewise.
+ (*rep_stosqi): Likewise.
+ (*rep_stosqi_rex64): Likewise.
+ (*cmpstrnqi_nz_1): Use {%;} after repz.
+ (*cmpstrnqi_nz_rex_1): Likewise.
+ (*cmpstrnqi_1): Likewise.
+ (*cmpstrnqi_rex_1): Likewise.
+ (*strlenqi_1): Use {%;} after repnz.
+ (*strlenqi_rex_1): Likewise.
+ * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
+ (*sync_compare_and_swap<mode>): Likewise.
+ (sync_double_compare_and_swap<mode>): Likewise.
+ (*sync_double_compare_and_swapdi_pic): Likewise.
+ (sync_old_add<mode>): Likewise.
+ (sync_add<mode>): Likewise.
+ (sync_sub<mode>): Likewise.
+ (sync_<code><mode>): Likewise.
+
+2010-05-17 Martin Jambor <mjambor@suse.cz>
+
+ * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
+ otr_token and polymorphic.
+ * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
+ (cgraph_clone_edge): Copy the above fields.
+ * tree.c (get_binfo_at_offset): New function.
+ * tree.h (get_binfo_at_offset): Declare.
+ * ipa-prop.h (enum jump_func_type): Added known_type jump function
+ type, reordered items, updated comments.
+ (union jump_func_value): Added base_type field, reordered fields.
+ (enum ipa_lattice_type): Moved down in the file.
+ (struct ipa_param_descriptor): New field polymorphic.
+ (ipa_is_param_polymorphic): New function.
+ * ipa-prop.c: Include gimple.h and gimple-fold.h.
+ (ipa_print_node_jump_functions): Print known type jump functions.
+ (compute_complex_pass_through): Renamed to...
+ (compute_complex_assign_jump_func): this.
+ (compute_complex_ancestor_jump_func): New function.
+ (compute_known_type_jump_func): Likewise.
+ (compute_scalar_jump_functions): Create known type and complex ancestor
+ jump functions.
+ (ipa_note_param_call): New parameter polymorphic, set the corresponding
+ flag in the call note accordingly.
+ (ipa_analyze_call_uses): Renamed to...
+ (ipa_analyze_indirect_call_uses): this. New parameter target, define
+ variable var only in the block where it is used.
+ (ipa_analyze_virtual_call_uses): New function.
+ (ipa_analyze_call_uses): Likewise.
+ (combine_known_type_and_ancestor_jfs): Likewise.
+ (update_jump_functions_after_inlining): Implemented handling of a
+ number of new jump function types combination.
+ (print_edge_addition_message): Removed.
+ (make_edge_direct_to_target): New function.
+ (try_make_edge_direct_simple_call): Likewise.
+ (try_make_edge_direct_virtual_call): Likewise.
+ (update_call_notes_after_inlining): Renamed to...
+ (update_indirect_edges_after_inlining): this. Moved edge creation for
+ indirect calls to try_make_edge_direct_simple_call, also calls
+ try_make_edge_direct_virtual_call for virtual calls.
+ (ipa_print_node_params): Changed the header message.
+ (ipa_write_jump_function): Stream also known type jump functions.
+ (ipa_read_jump_function): Likewise.
+ (ipa_write_indirect_edge_info): Stream new fields in
+ cgraph_indirect_call_info.
+ (ipa_read_indirect_edge_info): Likewise.
+ * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
+ GIMPLE_FOLD_H.
+
+2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
+
+2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
+
+ * tree.h (CALL_EXPR_ARGS): Delete.
+ (call_expr_arglist): Delete.
+ * tree.c (call_expr_arglist): Delete.
+ * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
+ targetm.fold_builtin.
+ * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
+ Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
+ * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
+ arglist parameter. Use CALL_EXPR_ARG.
+ (picochip_expand_builtin_3op): Likewise.
+ (picochip_expand_builtin_2opvoid): Likewise.
+ (picochip_expand_array_get): Likewise.
+ (picochip_expand_array_put): Likewise.
+ (picochip_expand_array_testport): Likewise.
+ (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
+ rather than arglist.
+ * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
+ CALL_EXPR_ARGS.
+ * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
+ than TREE_VALUE and TREE_CHAIN.
+ * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
+ * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
+ the arglist.
+
+2010-05-17 Jakub Jelinek <jakub@redhat.com>
+
+ PR bootstrap/42347
+ * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
+ to have no fallthru edge.
+
+ PR middle-end/44102
+ * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
+ bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
+ mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
+ add BARRIER after previous bb if needed.
+
+2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
+
+ * tree.c (build_function_type_list_1): Remove bogus assert condition.
+
+2010-05-17 Alan Modra <amodra@gmail.com>
+
+ * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
+ unnecessary prototype. Replace copy_r12 and copy_r11 flag params
+ with copy_reg rtx param.
+ (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
+ Correct cases where code for ABI_V4 did not initialise the reg
+ used to access frame. Also leave frame_reg_rtx as sp for large
+ frames that save no regs.
+
+2010-05-17 Martin Jambor <mjambor@suse.cz>
+
+ PR middle-end/44133
+ * tree-sra.c (create_access_replacement): New parameter rename, mark
+ the replaement for renaming only when it is true.
+ (get_access_replacement): Pass true in the rename parameter of
+ create_access_replacement.
+ (get_unrenamed_access_replacement): New function.
+ (replace_uses_with_default_def_ssa_name): New parameter racc, get the
+ replacement declaration from it.
+
+2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
+
+ * function.c (try_fit_stack_local, add_frame_space): New static
+ functions.
+ (assign_stack_local_1): Use them. Look for opportunities to use
+ space previously wasted on alignment.
+ * function.h (struct frame_space): New.
+ (struct rtl_data): Add FRAME_SPACE_LIST member.
+ * reload1.c (something_was_spilled): New static variable.
+ (alter_reg): Set it.
+ (reload): Test it in addition to testing if the frame size changed.
+
+2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
+
+ * config/s390/s390.c: Define sane prefetch settings and activate
+ flag_prefetch_loop_arrays on -O3.
+ * config/s390/s390.h: Declare that read can use write prefetch.
+
+2010-05-17 Jakub Jelinek <jakub@redhat.com>
+
+ * lto-streamer-out.c (lto_output): Fix --enable-checking=release
+ build.
+
+2010-05-16 Jan Hubicka <jh@suse.cz>
+
+ * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
+ function body; do not check stdarg field of struct function.
+
+2010-05-16 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (dump_cgraph_node): Dump versionable flag.
+ * cgraph.h (cgraph_local_info): Add versionable flag.
+ * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
+ (ipcp_versionable_function_p): Use it.
+ * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
+ versionable flag.
+
+2010-05-16 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (cgraph_clone_node): Take decl argument and insert
+ clone into hash when it is different from orig.
+ (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
+ * cgraph.h (cgraph_clone_node): Update prototype.
+ * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
+ (lto_cgraph_encoder_delete): Delete body map.
+ (lto_cgraph_encoder_size): Move to header.
+ (lto_cgraph_encoder_encode_body_p,
+ lto_set_cgraph_encoder_encode_body): New.
+ (lto_output_node): Do not take written_decls argument; output clone_of
+ pointer.
+ (add_node_to): Add include_body_argument; call
+ lto_set_cgraph_encoder_encode_body on master of the clone.
+ (add_references): Update use of add_node_to.
+ (compute_ltrans_boundary): Likewise.
+ (output_cgraph): Do not create written_decls bitmap.
+ (input_node): Take nodes argument; stream in clone_of correctly.
+ (input_cgraph_1): Update use of input_node.
+ * lto-streamer-out.c (lto_output): Use encoder info to decide
+ what bodies to output.
+ * ipa-inline.c (cgraph_clone_inlined_nodes,
+ cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
+ * lto-streamer.h (lto_cgraph_encoder_d): Add body.
+ (lto_cgraph_encoder_size): Define here.
+ (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
+ Declare.
+
+2010-05-16 Richard Guenther <rguenther@suse.de>
+
+ * doc/invoke.texi (-fipa-struct-reorg): Do not mention
+ -fipa-type-escape.
+ * ipa-type-escape.c (gate_type_escape_vars): Run when
+ -fipa-struct-reorg runs.
+ * opts.c (decode_options): Do not unset flag_ipa_type_escape.
+ * common.opt (fipa-type-escape): Remove.
+
+2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
+
+ * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
+ (decode_options): Likewise.
+ * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
+
+2010-05-16 Jan Hubicka <jh@suse.cz>
+
+ * ipa.c (function_and_variable_visibility): Also bring local all
+ aliases.
+
+2010-05-16 Richard Guenther <rguenther@suse.de>
+
+ * alias.c (nonoverlapping_memrefs_p): Remove use of
+ IPA type-escape information.
+
+2010-05-16 Joseph Myers <joseph@codesourcery.com>
+
+ * c-common.c (c_common_reswords): Add _Static_assert for C.
+ * c-parser.c (c_token_starts_declaration,
+ c_parser_next_token_starts_declaration,
+ c_parser_static_assert_declaration_no_semi,
+ c_parser_static_assert_declaration): New.
+ (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
+ Handle static assertions if static_assert_ok.
+ (c_parser_external_declaration, c_parser_declaration_or_fndef,
+ c_parser_compound_statement_nostart, c_parser_label,
+ c_parser_for_statement, c_parser_objc_methodprotolist,
+ c_parser_omp_for_loop): All callers of
+ c_parser_declaration_or_fndef changed.
+ (c_parser_struct_declaration): Handle static assertions.
+ (c_parser_compound_statement_nostart): Use
+ c_parser_next_token_starts_declaration and
+ c_token_starts_declaration to detect start of declarations.
+ (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
+ Likewise.
+
+2010-05-16 Anatoly Sokolov <aesok@post.ru>
+
+ * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
+ LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
+ * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
+ TARGET_FUNCTION_VALUE_REGNO_P): Define.
+ (mmix_function_outgoing_value): Rename to...
+ (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
+ (mmix_function_value_regno_p): Make static.
+ (mmix_libcall_value): New function.
+ * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
+ mmix_function_value_regno_p): Remove declaration.
+
+2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
+ BUILT_IN_ALLOCA if stack checking is enabled.
+
+2010-05-16 Richard Guenther <rguenther@suse.de>
+
+ * var-tracking.c (vars_copy_1): Inline ...
+ (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
+ (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
+ (variable_merge_over_cur): Adjust. Merge asserts.
+ (variable_merge_over_src): Likewise.
+ (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
+ (variable_post_merge_new_vals): Merge asserts.
+ (variable_post_merge_perm_vals): Likewise.
+ (find_mem_expr_in_1pdv): Likewise.
+ (dataflow_set_different_value): Remove.
+ (onepart_variable_different_p): Merge asserts.
+ (variable_different_p): Likewise.
+ (dataflow_set_different_1): Inline ...
+ (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
+ (emit_notes_for_differences_1): Merge asserts.
+
+2010-05-16 Richard Guenther <rguenther@suse.de>
+
+ * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
+ * optabs.c (libfunc_decl_hash): Likewise.
+ * varasm.c (emutls_decl): Likewise.
+
+2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
+
+ * c-decl.c: Don't include gimple.h.
+ (merge_decls): Do not copy gimple_body.
+
+2010-05-15 Jason Merrill <jason@redhat.com>
+
+ * c.opt: Add -fnothrow-opt.
+
2010-05-15 Jan Hubicka <jh@suse.cz>
- * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is analyzed.
+ * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
+ analyzed.
* passes.c (ipa_write_summaries): Write all analyzed nodes.
2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
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