+2006-01-19 Paolo Bonzini <bonzini@gnu.org>
+
+ * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
+ (expand_compound_operation, expand_field_assignment): Fail if the
+ bit lengths of an extract operation are out of range.
+ (make_extraction): Compute wanted_inner_mode based on the position
+ and length of the extraction. Make it extraction_mode for non-constant
+ positions, and do not modify offset in that case. When generating a
+ new MEM, use a mode that can hold the extraction while keeping correct
+ alignment. Remove code that supported MEMs wrapped by USEs.
+ (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
+
+2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.md ("Y", "y"): New mode attribute.
+ ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
+ "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
+ "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
+ "*addsi3_imm_cc", "*addsi3_carry1_cc",
+ "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
+ "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
+ "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
+ "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
+ "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
+ "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
+ "addsi3", "subsi3"): Insn patterns removed.
+ ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
+ "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
+ "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
+ "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
+ "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
+ "*sub<mode>3_cconly2"): New insn patterns.
+ ("addsi3", "subsi3"): New expanders.
+
+2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
+
+ * Makefile.in (tree-vect-patterns.o): Add rule for new file.
+ * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
+ existing STMT_VINFO_VECTYPE if available.
+ (vect_mark_relevant): Add special handling for stmts that are
+ marked as STMT_VINFO_IN_PATTERN_P.
+ (vect_analyze_loop): Call vect_pattern_recog.
+ * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
+ * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
+ stmt_info.
+ (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
+ (vect_recog_func_ptr): New function-pointer type.
+ * tree-vect-patterns.c: New file.
+ (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
+ (vect_recog_dot_prod_pattern, vect_pattern_recog):
+ (vect_pattern_recog_1): New functions.
+ (vect_pattern_recog_funcs): New array of function pointers.
+
+ * tree-vectorizer.h (ternary_op): New enum value.
+ * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
+ declaration. Revised documentation. Removed redundant dump prints.
+ Removed redundant argument. Added support for reduction patterns.
+ (vectorizable_reduction): Added support for reduction patterns.
+ (vect_transform_stmt): Added support for patterns.
+
+ * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
+ * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
+ * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
+ (expand_widen_pattern_expr): New function.
+ (init_optabs): Initialize new optabs udot_prod_optab,
+ sdot_prod_optab.
+ * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
+ (sdot_prod_optab, udot_prod_optab): Define new optabs.
+ (expand_widen_pattern_expr): New function declaration.
+ * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
+ tree-codes.
+ * tree-inline.c (estimate_num_insns_1): Added cases for new
+ tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
+ * tree-pretty-print.c (dump_generic_node): Likewise.
+ (op_prio): Likewise.
+ (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
+ * tree-ssa-operands.c (get_expr_operands): Added case for
+ DOT_PROD_EXPR.
+ * tree-vect-patterns.c (widened_name_p): New function.
+ (vect_recog_dot_prod_pattern): Added function implementation.
+ * tree-vect-transform.c (get_initial_def_for_reduction): Added
+ cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
+ * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
+ * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
+
+ * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
+ * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
+ * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
+ (init_optabs): Initialize new optabs widen_ssum_optab,
+ widen_usum_optab.
+ * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
+ (widen_ssum_optab, widen_usum_optab): Define new optabs.
+ * tree-vect-generic.c: (expand_vector_operations_1): Check type of
+ use instead of type of def.
+ * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
+ function implementation.
+ * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
+ widen_ssumv8hi): New.
+
+ * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
+ patterns.
+
+2006-01-19 Richard Sandiford <richard@codesourcery.com>
+
+ PR c/25805
+ * c-decl.c (add_flexible_array_elts_to_size): New function.
+ (finish_decl): Use it.
+
+2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * diagnostic.h: Include options.h.
+ * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
+ dependancies for diagnostic.h.
+ * Makefile.in (DIAGNOSTIC_H): Add options.h.
+
+2006-01-16 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
+ (ssa_ro_call_cache_valid): Ditto.
+ * tree-ssa-alias.c (sort_tags_by_id): New function.
+ (init_transitive_clobber_worklist): Ditto.
+ (add_to_worklist): Ditto.
+ (mark_aliases_call_clobbered): Ditto.
+ (compute_tag_properties): Ditto.
+ (set_initial_properties): Ditto.
+ (compute_call_clobbered): Ditto.
+ (compute_may_aliases): Call compute_call_clobbered and grouping.
+ (compute_flow_sensitive_aliasing): Remove clobbering related code.
+ (compute_flow_insensitive_aliasing): Grouping now happens in our
+ caller.
+ (setup_pointers_and_addressables): Remove clobbering related code.
+ (add_may_alias): Ditto.
+ (replace_may_alias): Ditto.
+ (get_nmt_for): Ditto.
+ (create_global_var):
+ (is_escape_site): Return an escape_type enumeration.
+ * tree-flow-inline.h (is_call_clobbered): Global var does not
+ imply call clobbered.
+ (mark_call_clobbered): Take a reason for marking this. Remove
+ marking of globalness, and cache invalidation.
+ (clear_call_clobbered): Remove cache invalidation code.
+ * tree-dfa.c (dump_variable): If details is on, dump the reason
+ for escaping.
+ * tree-outof-ssa.c (create_temp): Copy escape mask from original
+ variable.
+ * tree-flow.h (struct ptr_info_def): Add escape mask member.
+ (struct var_ann_d): Ditto.
+ (enum escape_type): New.
+ (mark_call_clobbered): Adjust prototype.
+ * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
+ are never call clobbered.
+ Record reasons for escaping.
+ * tree-ssa-structalias.h (is_escape_site): Update prototype.
+ * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
+ (ssa_ro_call_cache_valid): Ditto.
+ (clobbered_v_may_defs): Ditto.
+ (clobbered_vuses): Ditto.
+ (ro_call_vuses): Ditto.
+ (clobber_stats): New.
+ (init_ssa_operands): Zero out clobber stats.
+ (fini_ssa_operands): Print out clobber stats.
+ (get_call_expr_operands): Pass callee fndecl to
+ add_call_read_ops).
+ (add_call_clobber_ops): Remove use of cache.
+ Add use of PURE_CONST information.
+ (add_call_read_ops): Remove use of cache.
+ Add use of static not_read information.
+
+2006-01-18 Alexandre Oliva <aoliva@redhat.com>
+
+ Introduce TLS descriptors for i386 and x86_64.
+ * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
+ (TARGET_ANY_GNU_TLS): New macro.
+ (enum tls_dialect): Added TLS_DIALECT_GNU2.
+ (struct machine_function): Add tls_descriptor_call_expanded_p.
+ (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
+ (ix86_current_function_calls_tls_descriptor): Likewise.
+ * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
+ (override_options): Introduce gnu2 tls dialect.
+ (ix86_frame_pointer_required): Functions containing TLSCALLs are
+ not leaves.
+ (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
+ Likewise.
+ (legitimize_tls_address): Adjust logic for GNU2 TLS.
+ (ix86_init_machine_status): Initialize new field.
+ (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
+ (ix86_tls_module_base): New.
+ * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
+ * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
+ (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
+ (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
+ (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
+ (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
+ (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
+ (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
+ * config/i386/predicates.md (tls_modbase_operand): New.
+ (tp_or_register_operand): New.
+
+2006-01-18 Daniel Berlin <dberlin@dberlin.org>
+
+ * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
+ (look_for_address_of): Ditto.
+ (ipa_init): Walk the function decls.
+ (static_execute): Don't set readonly on FUNCTION_DECL's.
+
+2006-01-18 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
+ for shifts where the source and destination registers are different.
+
+2006-01-18 Paul Brook <paul@codesourcery.com>
+
+ Merge from csl-arm-branch.
+ 2005-03-14 Julian Brown <julian@codesourcery.com>
+ * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
+ (aeabi_llsl): Likewise.
+ (ashrdi3): Likewise.
+ (aeabi_lasr): Likewise.
+ (lshrdi3): Likewise.
+ (aeabi_llsr): Likewise.
+ 2005-03-10 Julian Brown <julian@codesourcery.com>
+ * config.gcc: Disable shared libgcc for SymbianOS.
+ * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
+
+2006-01-18 DJ Delorie <dj@redhat.com>
+
+ * c-pragma.c (handle_pragma_diagnostic): New.
+ (init_pragma): Register it.
+ * doc/extend.texi: Document it.
+
+ * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
+ * diagnostic.h (diagnostic_classify_diagnostic): Declare.
+ (diagnostic_context): Add classify_diagnostic[].
+ * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
+ as errors if they're overridden to DK_WARNING.
+ (diagnostic_initialize): Initialize classify_diagnostic[].
+ (diagnostic_set_kind_override): New.
+ (diagnostic_report_diagnostic): Check for kind changes.
+ * opts.c (common_handle_option): Take lang_mask. Update callers.
+ Handle OPT_Werror_.
+ * common.opt (Werror=): New.
+ * doc/invoke.texi: Document -Werror=*
+
+2006-01-18 Jeff Law <law@redhat.com>
+
+ * tree-vrp.c (test_for_singularity): Correct test for new
+ min limit. Use operand_equal_p rather than pointer equality
+ for testing if new min/max values are equal.
+
+ * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
+ using range information until after propagation and folding.
+
+2006-01-18 Richard Henderson <rth@redhat.com>
+ Aldy Hernandez <aldyh@redhat.com>
+ Jakub Jelinek <jakub@redhat.com>
+ Diego Novillo <dnovillo@redhat.com>
+
+ * omp-low.c: New file.
+ * c-omp.c: New file.
+
+2006-01-18 Richard Henderson <rth@redhat.com>
+ Jakub Jelinek <jakub@redhat.com>
+ Diego Novillo <dnovillo@redhat.com>
+
+ * doc/invoke.texi: Document -fopenmp.
+ * tree-dump.h (debug_function): Declare.
+ * hooks.c (hook_bool_tree_bool_false): New function.
+ (hook_tree_tree_null): Remove.
+ (hook_tree_tree_tree_null): New.
+ * hooks.h: Update to match.
+ * tree-pretty-print.c (debug_tree_chain): New.
+ (print_generic_expr): Handle TDF_CHAIN.
+ (dump_generic_node): Handle BLOCK.
+ Do not abort with incomplete SWITCH_EXPRs.
+ Do not dump body of an OpenMP directive if TDF_SLIM is given.
+ <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
+ print space after directive name.
+ <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
+ Handle OMP_MASTER and OMP_ORDERED.
+ Handle printing of OMP_BODY just in one place, goto
+ dump_omp_body in the rest of OMP_* nodes that have
+ OMP_BODY.
+ Don't handle clause nodes here. Update omp statements to
+ use dump_omp_clauses.
+ Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
+ OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
+ OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
+ GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
+ GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
+ GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
+ Adjust output for GOMP_PARALLEL.
+ (dump_omp_clauses): New.
+ (print_declaration): Dump DECL_VALUE_EXPR.
+ (op_symbol_1): Split out of op_symbol.
+ (dumping_stmts): Remove. Update all users.
+ * cgraph.c (cgraph_analyze_queue): New.
+ (cgraph_add_new_function): New.
+ * cgraph.h (cgraph_analyze_queue): Declare.
+ (cgraph_add_new_function): Declare.
+ (cgraph_lower_function): Remove.
+ * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
+ nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
+ and TYPE_P nodes in its default clause.
+ (empty_body_p): New.
+ (tree_range_check_failed): New.
+ (build5_stat): New.
+ * tree.h (OMP_CLAUSE_REDUCTION_INIT,
+ OMP_CLAUSE_REDUCTION_MERGE,
+ OMP_CLAUSE_REDUCTION_PLACEHOLDER,
+ OMP_CLAUSE_PRIVATE_DEBUG,
+ OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
+ OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
+ OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
+ OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
+ OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
+ OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
+ OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
+ OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
+ OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
+ OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
+ OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
+ OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
+ OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
+ OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
+ (TREE_RANGE_CHECK): New.
+ (empty_body_p): Declare.
+ (enum omp_clause_default_kind): New.
+ (build_string_literal): Declare.
+ (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
+ (build5_stat, build5): Declare.
+ * tree-pass.h (TDF_CHAIN): Define.
+ * tree-pass.h (PROP_gimple_lomp): Define.
+ (pass_lower_omp): Declare.
+ * diagnostic.h (debug_tree_chain): Declare.
+ * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
+ mode_for_size.
+ (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
+ * builtins.c (build_string_literal): Make extern.
+ * gcc.c (include_spec_function): New.
+ (static_spec_functions): Add it.
+ (main): Move load of libgomp.spec ...
+ (LINK_COMMAND_SPEC): ... here.
+ (link_gomp_spec): New.
+ (static_specs): Include it.
+ (LINK_COMMAND_SPEC): Add link_gomp.
+ (GOMP_SELF_SPECS): New.
+ (driver_self_specs): Include it.
+ (switch_matches): Don't mark inline.
+ (main): Load libgomp.spec.
+ * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
+ OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
+ and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
+ * tree-gimple.h (enum omp_parallel): Declare.
+ (determine_parallel_type): Declare.
+ (omp_firstprivatize_variable): Declare.
+ (omp_reduction_init): Declare.
+ (diagnose_omp_structured_block_errors): Declare.
+ (struct walk_stmt_info): Add want_return_expr.
+ (struct walk_stmt_info): Add want_bind_expr, want_locations.
+ (find_omp_clause): Declare.
+ (insert_field_into_struct): Declare.
+ (struct walk_stmt_info): Move from tree-nested.c
+ (walk_stmts): Declare.
+ * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
+ to 200505.
+ * cgraphunit.c (cgraph_lower_function): Make static.
+ (cgraph_finalize_pending_functions): New.
+ (cgraph_finalize_function): Call it.
+ (cgraph_finalize_compilation_unit): Likewise.
+ * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
+ BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
+ (BT_FN_UINT_UINT): New.
+ (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
+ DEF_FUNCTION_TYPE_VAR_4): Document.
+ (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
+ BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
+ BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
+ BT_FN_VOID_OMPFN_PTR_UINT_UINT,
+ BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
+ BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
+ BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
+ BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
+ * builtins.def: Update DEF_BUILTIN comment to include COND argument.
+ Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
+ into separate files.
+ (DEF_GOMP_BUILTIN): New.
+ (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
+ BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
+ BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
+ BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
+ BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
+ BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
+ BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
+ BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
+ BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
+ BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
+ BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
+ BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
+ BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
+ BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
+ BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
+ BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
+ BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
+ BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
+ BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
+ BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
+ BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
+ BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
+ BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
+ BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
+ BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
+ BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
+ * sync-builtins.def: New file, moved from builtins.def.
+ * omp-builtins.def: New file, moved from builtins.def.
+ * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
+ * gimple-low.c (lower_function_body): Clear data.
+ (lower_stmt): Do not handle COMPOUND_EXPR.
+ Remove call to print_node_brief.
+ * c-tree.h (c_finish_omp_clauses): New prototype.
+ (C_DECL_THREADPRIVATE_P): Define.
+ (lookup_name_no_remap, c_omp_remap_private): Remove
+ (c_begin_omp_parallel, c_finish_omp_parallel): Update.
+ (check_for_loop_decls): Update decl.
+ (lookup_name_no_remap, c_omp_remap_private): Declare.
+ (build_indirect_ref, build_modify_expr, pushdecl,
+ pushdecl_top_level): Move to c-common.h.
+ * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
+ before the switch, but just in the 2 places that need it.
+ * c-decl.c (diagnose_mismatched_decls): Do not check for
+ mismatched thread-local attributes when OLDDECL is marked
+ threadprivate and NEWDECL has no thread-local attributes.
+ (merge_decls): Merge C_DECL_THREADPRIVATE_P.
+ (c_gimple_diagnostics_recursively): Rename from
+ c_warn_unused_result_recursively. Invoke
+ diagnose_omp_structured_block_errors.
+ (check_for_loop_decls): Return a singular decl found.
+ * langhooks.c (lhd_omp_predetermined_sharing): Return
+ OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
+ (lhd_omp_firstprivatize_type_sizes): New.
+ (lhd_omp_assignment): New.
+ (lhd_omp_predetermined_sharing): New.
+ * langhooks.h (struct gimplify_omp_ctx): Forward declare.
+ (struct lang_hooks_for_types): Add
+ omp_firstprivatize_type_sizes, omp_privatize_by_reference,
+ omp_predetermined_sharing, omp_disregard_value_expr,
+ omp_private_debug_clause, omp_clause_default_ctor,
+ omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
+ (c_finish_omp_clauses): New.
+ (c_finish_bc_stmt): Diagnose break within omp for.
+ (c_begin_omp_parallel, c_finish_omp_parallel): New.
+ (build_unary_op): Return error_mark after reporting
+ a readonly_error.
+ (build_modify_expr): Likewise.
+ * gimplify.c: Include optabs.h and pointer-set.h.
+ (enum gimplify_omp_var_data): Declare.
+ (struct gimplify_omp_ctx): Declare.
+ (struct gimplify_ctx): Add fields prev_context, combined_pre_p
+ and combined_ctxp.
+ (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
+ (push_gimplify_context, pop_gimplify_context): Allow nesting.
+ (splay_tree_compare_decl_uid): New.
+ (new_omp_context): New.
+ (delete_omp_context): New.
+ (gimple_add_tmp_var): Call omp_add_variable.
+ (gimplify_bind_expr): Likewise.
+ (gimplify_var_or_parm_decl): If omp_notice_variable returned
+ true, disregard DECL_VALUE_EXPR on the decl if any.
+ (gimplify_expr_in_ctx): New.
+ (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
+ omp_add_variable, omp_notice_variable, omp_is_private
+ gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
+ gimplify_adjust_omp_clauses, gimplify_omp_parallel
+ gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
+ gimplify_omp_atomic_fetch_op, goa_stabilize_expr
+ gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
+ gimplify_omp_atomic): New.
+ (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
+ OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
+ OMP_CRITICAL and OMP_ATOMIC.
+ (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
+ * c-pragma.h (enum pragma_kind): Add
+ PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
+ PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
+ PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
+ PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
+ PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
+ PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
+ PRAGMA_OMP_THREADPRIVATE.
+ * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
+ OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
+ OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
+ OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
+ OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
+ OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
+ OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
+ OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
+ OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
+ * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
+ * tree-ssa-dce.c (find_control_dependence): Do not assume that
+ ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
+ * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
+ OpenMP directives.
+ (struct nesting_info): Add field_map,
+ suppress_expansion, debug_var_chain.
+ (create_nesting_tree): Initialize them.
+ (lookup_field_for_decl): Use field_map.
+ (get_nonlocal_debug_decl, get_local_debug_decl): New.
+ (convert_local_omp_clauses): New.
+ (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
+ (walk_body): Split out of walk_function.
+ (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
+ (convert_nonlocal_reference): Handle omp statements.
+ (convert_local_reference): Likewise.
+ (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
+ (unnest_nesting_tree): New.
+ (lower_nested_functions): Call it.
+ (insert_field_into_struct): Make extern.
+ (struct walk_stmt_info): Move to tree-gimple.h.
+ (walk_stmts): Make extern.
+ * omp-builtins.def: New file.
+ * tree-iterator.c (expr_only): Clarify comment.
+ * c-common.h (pushdecl_top_level, pushdecl,
+ build_modify_expr, build_indirect_ref,
+ c_finish_omp_master, c_finish_omp_critical,
+ c_finish_omp_ordered, c_finish_omp_barrier,
+ c_finish_omp_atomic, c_finish_omp_flush,
+ c_finish_omp_for, c_split_parallel_clauses,
+ omp_clause_default_kind, c_omp_sharing_predetermined,
+ c_omp_remap_decl): Declare.
+ * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
+ (OBJS-common): Add omp-low.o.
+ (c-omp.o, omp-low.o): Add.
+ (gimplify.o): Add dependency on $(OPTABS_H).
+ (GTFILES): Add omp-low.c.
+ (gt-stringpool.h): Add.
+ * tree-cfg.c (set_bb_for_stmt): Do not update the
+ block-to-labels map if we are currently expanding to RTL.
+ (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
+ checks.
+ Handle IDENTIFIER_NODE.
+ (tree_verify_flow_info): Do not ICE when emitting error
+ messages about invalid labels.
+ (dump_function_to_file): Reset CFUN before emitting the body
+ of the function.
+ (debug_function): New.
+ * passes.c (init_optimization_passes): Schedule
+ pass_lower_omp.
+ * langhooks-def.h (lhd_omp_predetermined_sharing,
+ lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
+ Declare.
+ (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
+ (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
+ (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
+ LANG_HOOKS_OMP_PREDETERMINED_SHARING,
+ LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
+ LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
+ LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
+ LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
+ LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
+ LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
+ (LANG_HOOK_DECLS): Use them.
+
+2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
+ Richard Henderson <rth@redhat.com>
+ Jakub Jelinek <jakub@redhat.com>
+ Diego Novillo <dnovillo@redhat.com>
+
+ * c-parser.c (pragma_omp_clause): Define.
+ (c_parser_declaration_or_fndef): Document OpenMP syntax.
+ (c_parser_compound_statement): Likewise.
+ (c_parser_statement): Likewise.
+ (c_parser_pragma): Handle omp pragmas.
+ (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
+ OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
+ (c_parser_omp_clause_name, check_no_duplicate_clause,
+ c_parser_omp_variable_list,
+ c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
+ c_parser_omp_clause_copyprivate,
+ c_parser_omp_clause_default,
+ c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
+ c_parser_omp_clause_lastprivate,
+ c_parser_omp_clause_nowait,
+ c_parser_omp_clause_num_threads,
+ c_parser_omp_clause_ordered, c_parser_omp_clause_private,
+ c_parser_omp_clause_reduction,
+ c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
+ c_parser_omp_all_clauses, c_parser_omp_structured_block,
+ c_parser_omp_atomic, c_parser_omp_barrier,
+ c_parser_omp_critical, c_parser_omp_flush,
+ c_parser_omp_for_loop, c_parser_omp_for,
+ c_parser_omp_master, c_parser_omp_ordered,
+ c_parser_omp_sections_scope, c_parser_omp_sections,
+ c_parser_omp_parallel, c_parser_omp_single,
+ c_parser_omp_construct, c_parser_omp_threadprivate): New.
+ * c-pragma.c (init_pragma): Do omp pragma registration here.
+ * c.opt (fopenmp): New flag.
+
+2006-01-18 Eric Christopher <echristo@apple.com>
+
+ * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
+ * config/darwin.h (GOMP_SELF_SPECS): Define.
+
+2006-01-18 Kazu Hirata <kazu@codesourcery.com>
+
+ * rtl.h: Remove the prototype for reg_alloc.
+
+2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/25731
+ * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
+ hppa[12]*-*-hpux11*): Override default shared libgcc version for both
+ sjlj and dwarf2 exception handling.
+ * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
+ Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
+ * pa/pa.c (function_value): Treat complex and vector types as
+ aggregates.
+ (function_arg): Likewise. Only pass scalar floats in the floating
+ point argument registers.
+ * pa/t-slibgcc-dwarf-ver: New file.
+ * pa/t-slibgcc-sjlj-ver: New file.
+ * pa/t-slibgcc-elf-ver: Delete file.
+
+2006-01-19 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
+ unlikely_test_section_p test.
+
+2006-01-18 Kazu Hirata <kazu@codesourcery.com>
+
+ * mode-switching.c (optimize_mode_switching): Make it static.
+ * basic-block.h: Remove the prototype for
+ optimize_mode_switching.
+
+ * modulo-sched.c (sms_schedule): Make it static.
+ * rtl.h: Remove the prototype for sms_schedule.
+
+ * postreload-gcse.c (gcse_after_reload_main): Make it static.
+ * rtl.h: Remove the prototype for gcse_after_reload_main.
+
+ * reg-stack.c (reg_to_stack): Make it static.
+ * rtl.h: Remove the prototype for reg_to_stack.
+
+ * regrename.c (regrename_optimize, copyprop_hardreg_forward):
+ Make them static.
+ * rtl.h: Remove the prototypes for regrename_optimize and
+ copyprop_hardreg_forward.
+
+2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
+ alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
+ Test against the appropriate null constant for the mode.
+ If 'fixup_overlap' is true, swap the operands if they overlap.
+ (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
+ * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
+ alpha_split_tmode_pair and adjust for above change.
+ * config/alpha/alpha.md (movtf_internal): Adjust call to
+ alpha_split_tfmode_pair and rely on it to swap the operands.
+ (movti_internal): New insn and post-reload splitter.
+ (movti): New expander.
+
+2006-01-18 Philippe De Muyter <phdm@macqel.be>
+
+ * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
+ operands.
+
+2006-01-18 Kazu Hirata <kazu@codesourcery.com>
+
+ * rtlanal.c (global_reg_mentioned_p_1,
+ global_reg_mentioned_p): Remove.
+ * rtl.h: Remove the prototype for global_reg_mentioned_p.
+
+ * flow.c (initialize_uninitialized_subregs): Make it static.
+ * rtl.h: Remove the prototype for
+ initialize_uninitialized_subregs.
+
+ * function.c (instantiate_virtual_regs): Make it static.
+ * function.h: Remove the prototype for
+ instantiate_virtual_regs.
+
+ * regmove.c (regmove_optimize, combine_stack_adjustments):
+ Make them static.
+ * rtl.h: Remove the prototypes for regmove_optimize and
+ combine_stack_adjustments.
+
+2006-01-17 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.c (COSTS_N_BYTES): New macro.
+ (size_cost): Encode costs in bytes so that a reg-reg addition is
+ equivalent to COSTS_N_INSNS(1).
+ (override_options): Use the size_cost.branch_cost as the default
+ ix86_branch_cost when optimizing for size.
+
+2006-01-18 Ben Elliston <bje@au.ibm.com>
+
+ * Makefile.in (D32PBIT_FUNCS): New.
+ (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
+ (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
+ D64PBIT_FUNCS and D128PBIT_FUNCS.
+ (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
+ * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
+ D128PBIT are set.
+ (decnumber_dep): Define.
+ * doc/libgcc.texi (Decimal float library routines): New node.
+ * config/dfp-bit.h, config/dfp-bit.c: New files.
+
+2006-01-18 Ben Elliston <bje@au.ibm.com>
+
+ * expr.c (emit_move_change_mode): Always adjust addresses, not
+ just during reload. Copy replacements only during reload.
+ (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
+ emit_move_via_integer.
+
+2006-01-17 Shantonu Sen <ssen@opendarwin.org>
+
+ * Makefile.in (check-%, check-consistency): Use $${srcdir}
+ instead of $(srcdir) and ${srcdir}.
+
+2006-01-17 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/592
+ PR middle-end/11135
+ * arm.h (struct machine_function): Add pic_reg.
+ * arm.c (arm_pic_register): Make unsigned.
+ (arm_override_options): Only set arm_pic_register if
+ TARGET_SINGLE_PIC_BASE.
+ (use_return_insn): Only test for a pic register if it is fixed.
+ (arm_compute_save_reg0_reg12_mask): Likewise.
+ (thumb_compute_save_reg_mask): Likewise.
+ (legitimate_pic_operand): Factor out some known invariants.
+ (legitimize_pic_address): If we don't have a fixed pic register,
+ then set up a pseudo in the function entry sequence. Handle the
+ pic base being in a pseudo.
+ (arm_load_pic_register): Handle the pic register being in a pseudo.
+ (arm_expand_prologue): Only set up the pic register if it is fixed.
+ (thumb_expand_prologue): Likewise.
+ * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
+ (pic_load_addr_based_insn): Likewise.
+ (builtin_setjmp_receiver): Don't restore the pic base if it isn't
+ fixed.
+
+2006-01-18 Ben Elliston <bje@au.ibm.com>
+
+ * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
+ decimal float modes for all floating point registers.
+
+ * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
+ match_code "mem" with match_test "macho_lo_sum_memory_operand".
+
+2006-01-17 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/25682
+ * c-typeck.c (build_unary_op): Fold offsetof-like expressions
+ even when the pointer is not NULL.
+
+2006-01-16 Ian Lance Taylor <ian@airs.com>
+
+ * common.opt (ftoplevel-reorder): New option.
+ * cgraph.c (cgraph_asm_nodes): New global variable.
+ (cgraph_asm_last_node): New static variable.
+ (cgraph_order): New global variable.
+ (cgraph_create_node): Set new order field.
+ (cgraph_varpool_node): Likewise.
+ (decide_is_variable_needed): Return true if not
+ flag_toplevel_reorder.
+ (cgraph_add_asm_node): New function.
+ * cgraph.h (struct cgraph_node): Add order field.
+ (struct cgraph_varpool_node): Add order field.
+ (struct cgraph_asm_node): Define.
+ (cgraph_asm_nodes, cgraph_order): Declare.
+ (cgraph_add_asm_node): Declare.
+ * cgraphunit.c (cgraph_varpool_assemble_decl): New static
+ function.
+ (cgraph_varpool_assemble_pending_decls): Call it.
+ (cgraph_output_pending_asms): New static function.
+ (cgraph_finalize_compilation_unit): Call it.
+ (struct cgraph_order_sort): Define.
+ (cgraph_output_in_order): New static function.
+ (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
+ !flag_toplevel_reorder case.
+ * c-parser.c: Include "cgraph.h".
+ (c_parser_asm_definition): Call cgraph_add_asm_node rather than
+ assemble_asm.
+ * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
+ than -fno-unit-at-a-time.
+ * doc/invoke.texi (Option Summary): Mention
+ -fno-toplevel-reorder.
+ (Optimize Options): Document -fno-toplevel-reorder. Mention it in
+ -funit-at-a-time documentation.
+
+2006-01-17 Hans-Peter Nilsson <hp@axis.com>
+ Kazu Hirata <kazu@codesourcery.com>
+
+ * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
+
+2006-01-17 Kazu Hirata <kazu@codesourcery.com>
+
+ * Makefile.in (FUNCTION_H): New. Use it instead of
+ function.h throughout the file.
+ * function.h: Include tree.h.
+
+2006-01-17 Ben Elliston <bje@au.ibm.com>
+
+ * recog.c: Separate some functions with whitespace.
+
+2006-01-16 Richard Henderson <rth@redhat.com>
+
+ Merge from gomp branch:
+ * Makefile.in (TREE_INLINE_H): New. Use it as needed.
+ * tree-inline.h (struct copy_body_data): Move from tree-inline.c
+ and rename from struct inline_data. Rename callee* to dst*;
+ caller* to src*; add copy_decl hook, transform_call_graph_edges,
+ transform_new_cfg, transform_return_to_modify, and
+ transform_lang_insert_block flags; remove cloning_p, versioning_p,
+ update_clones_p.
+ (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
+ (copy_decl_for_dup): Remove.
+ * tree-inline.c (struct inline_data): Move to header.
+ (insert_decl_map): Export.
+ (remap_decl): Update for member name changes. Use copy_decl hook.
+ Allow for replacement to be a non-decl. Remove dead code.
+ (remap_type_1): Check for existing mapping.
+ (remap_type): Export.
+ (remap_decls): Update for member name changes.
+ (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
+ (copy_body, setup_one_parameter, declare_return_variable): Likewise.
+ (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
+ (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
+ (tree_function_versioning, build_duplicate_type): Likewise.
+ (copy_body_r): Likewise. Export.
+ (copy_decl_for_dup): Split into ...
+ (copy_decl_for_dup_finish, copy_decl_to_var,
+ copy_decl_no_change, copy_decl_maybe_to_var): ... these.
+ (replace_ref_tree, inlining_p): Remove.
+
+2006-01-16 Kazu Hirata <kazu@codesourcery.com>
+
+ * ifcvt.c (if_convert): Make it static.
+ * rtl.h: Remove the prototype for if_convert.
+
+ * local-alloc.c (local_alloc): Make it static.
+ * rtl.h: Remove the prototype for local_alloc.
+
+ * loop.c (loop_optimize): Make it static.
+ * cfgloop.h: Remove the prototype for loop_optimize.
+ * rtl.h: Likewise.
+
+2006-01-16 DJ Delorie <dj@redhat.com>
+
+ * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
+ mems.
+
+2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.md: Disparage copies between general and floating-point registers
+ in 32-bit move patterns.
+
+2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR testsuite/25741
+ * Makefile.in (check-%): Depend on site.exp instead of
+ $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
+ directories.
+
+2006-01-16 Kazu Hirata <kazu@codesourcery.com>
+
+ * global.c (global_alloc): Make it static.
+ * rtl.h: Remove the prototype for global_alloc.
+
+2006-01-16 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-alias.c (struct used_part): Add write_only field.
+ (get_or_create_used_part_for): Initialize it to true.
+ (create_overlap_variables_for): Don't create structure variables
+ for structures that only are written to.
+ (find_used_portions): Handle MODIFY_EXPR to track whether a
+ structure is only written to.
+
+2006-01-16 Kazu Hirata <kazu@codesourcery.com>
+
+ * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
+ static.
+ * basic-block.h: Remove the prototype for
+ partition_hot_cold_basic_blocks.
+
+2006-01-16 Rafael \81\81Ã\81vila de Esp\81\81Ã\81\81ndola <rafael.espindola@gmail.com>
+
+ * cppspec.c (lang_specific_spec_functions): remove
+ * gcc.c (lookup_spec_function): use static_spec_functions directelly
+ * gcc.h (lang_specific_spec_functions): remove
+ * gccspec.c (lang_specific_spec_functions): remove
+
+2005-01-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * combine.c (record_value_for_reg): Invalidate registers
+ if INSN is null.
+ (record_dead_and_set_regs_1): Likewise, by passing them to
+ record_value_for_reg.
+ (record_dead_and_set_regs): Invalidate stores made by a
+ call. We do not combine across a call, but we still
+ relied on equivalences.
+
+2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-vrp.c (extract_range_from_binary_expr): Cope with
+ vrp_int_const_binop returning non-constant nodes.
+
+2006-01-16 Paul Brook <paul@codesourcery.com>
+
+ * config/m68k/m68k.c (output_move_const_into_data_reg):
+ Output correct mnemonic for mvz and mvs.
+
+2006-01-16 Gabor Loki <loki@gcc.gnu.org>
+
+ * rtl-factoring.c: Add sequence abstraction algorithm.
+ * cfgcleanup.c (outgoing_edges_match): Extra checks.
+ (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
+ ABNORMAL edges.
+ (block_has_preserve_label): New function.
+ * common.opt: Register new pass.
+ * Makefile.in: Ditto.
+ * passes.c: Ditto.
+ * timevar.def: Ditto.
+ * tree-pass.h: Ditto.
+ * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
+ * rtl.h (make_jump_insn_raw): Add forward decl.
+ * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
+
+2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
+ Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold_minmax): New static function.
+ (fold_binary) <MIN_EXPR>: Call it.
+ <MAX_EXPR>: Likewise.
+ * stor-layout.c (place_field): Use DECL_SIZE consistently
+ in the computation of the new record size.
+
+2006-01-16 Kazu Hirata <kazu@codesourcery.com>
+
+ * cse.c (cse_condition_code_reg): Make it static.
+ * rtl.h: Remove the prototype for cse_condition_code_reg.
+
+ * combine.c (combine_instructions): Make it static.
+ * rtl.h: Remove the prototype for combine_instructions.
+
+2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/25168
+ * tree.c (get_file_function_name_long): Concatenate the first global
+ object name with a string derived from the input filename of the object
+ for type "F".
+
+2006-01-16 Ben Elliston <bje@au.ibm.com>
+
+ * config/i386/winnt-stubs.c: Update FSF address.
+ * config/xtensa/ieee754-df.S: Ditto.
+ * config/xtensa/ieee754-sf.S: Ditto.
+
+2006-01-14 Ian Lance Taylor <ian@airs.com>
+
+ * ifcvt.c (noce_init_if_info): New static function, broken out of
+ noce_process_if_block.
+ (noce_process_if_block): Call noce_init_if_info.
+ (check_cond_move_block): New static function.
+ (cond_move_process_if_block): New static function.
+ (process_if_block): Call cond_move_process_if_block.
+
+2006-01-15 Kazu Hirata <kazu@codesourcery.com>
+
+ * cselib.c (hash_table): Rename to cselib_hash_table.
+ (cselib_clear_table, discard_useless_values,
+ remove_useless_values, cselib_lookup_mem, cselib_lookup,
+ cselib_init, cselib_finish): Adjust uses of hash_table.
+
+2006-01-14 Kazu Hirata <kazu@codesourcery.com>
+
+ PR tree-optimization/25485
+ * tree-vrp.c (extract_range_from_binary_expr): Handle cases
+ where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
+ is known to be false and true, respectively.
+
+2006-01-14 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/22548
+ PR tree-optimization/22555
+ PR tree-optimization/22501
+ * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
+ * params.def (salias-max-array-elements): New parameter.
+ * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
+ * doc/invoke.texi (salias-max-array-elements): Document.
+ * tree-flow-inline.h (var_can_have_subvars): We also handle
+ arrays now.
+ * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
+ COMPONENT_REF.
+ * tree-ssa-structalias.c (params.h): Include.
+ (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
+ (find_func_aliases): Handle multiple constraints from ARRAY_REF.
+ (get_constraint_for): For ADDR_EXPR operating on something
+ containing an ARRAY_REF, add all subvars to the solution.
+ (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
+ * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
+ for creating MUST_DEFs.
+ (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
+
+2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
+ functions.
+ (number_of_iterations_ne, number_of_iterations_lt_to_ne,
+ assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
+ number_of_iterations_le): New functions.
+ (number_of_iterations_special): Removed.
+ (number_of_iterations_exit): Do not use number_of_iterations_special.
+ * tree.c (unsigned_type_for): Always return integer type.
+
+2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
+ Richard Guenther <rguenther@suse.de>
+
+ PR rtl-optimization/24257
+ * gcse.c (find_moveable_store): Only consider a store movable
+ when the SET_SRC of the insn can be assigned to a register.
+
+2006-01-14 Ian Lance Taylor <ian@airs.com>
+
+ * tree.c (tree_not_class_check_failed): New function.
+ * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
+ (tree_not_class_check_failed): Declare.
+
+2006-01-13 Ian Lance Taylor <ian@airs.com>
+
+ * reload1.c (do_output_reload): Add assertion rejecting a
+ CALL_INSN.
+
+2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
+
+ * combine.c (struct reg_stat): Add new fields truncation_label and
+ truncated_to_mode.
+ (record_value_for_reg): Reset truncated_to_mode.
+ (record_truncated_value): New function.
+ (check_promoted_subreg): Call it. Rename to check_conversions.
+ (combine_instructions): Rename check_promoted_subreg to
+ check_conversions.
+ (reg_truncated_to_mode): New function.
+ (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
+ (gen_lowpart_or_truncate): New function.
+ (force_to_mode): Use it instead of gen_lowpart.
+
+2006-01-13 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
+ VAR is a tag, not its type tag.
+
+2006-01-13 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
+ alternatives to match style of other entries.
+ (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
+
+2006-01-13 Daniel Berlin <dberlin@dberlin.org>
+
+ PR tree-optimization/25771
+ * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
+ SSA_NAMES.
+
+2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/24365
+ * tree-inline.c (declare_return_variable): If the return variable
+ was marked as a non gimple complex, set the return slot variable
+ to be a non gimple comple variable.
+
+2006-01-13 Richard Guenther <rguenther@suse.de>
+
+ * builtins.c (expand_builtin_sincos): New function.
+ (expand_builtin_mathfn_3): Remove dead code, sin and cos
+ do not set errno.
+ (expand_builtin): Expand sincos using expand_builtin_sincos.
+
+2006-01-12 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
+ shift counts, separate SI shifts for m32c vs m16c, pass shift type
+ so that constant shifts can be split.
+ * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
+ (m32c_valid_pointer_mode): Make static.
+ (shift_gen_func_for): New.
+ (m32c_prepare_shift): Use it. Split large const shifts into
+ multiple shifts.
+ * config/m32c/predicates.md (shiftcount_operand): Allow more
+ general operands.
+ (longshiftcount_operand): New.
+ * doc/md.texi (Machine Constraints): Document In6.
+
+2006-01-13 Ben Elliston <bje@au.ibm.com>
+
+ * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
+ REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
+ documentation.
+
+2006-01-12 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
+ to try to avoid clobbering pieces of structures when we know
+ something about the whole structure.
+ * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
+
+2006-01-13 Ben Elliston <bje@au.ibm.com>
+
+ * doc/rtl.texi (Insns): Remove statement that libcalls cannot
+ return in memory, as this is no limitation is no longer present.
+
+2006-01-12 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/addsub.md (addhi3): Add two more alternatives, for
+ mova with fb, and for fb+0 -> An.
+
+ * config/m32c/mov.md (peephole2): Fix enabling logic.
+
+ * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
+ DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
+ DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
+ FINI_ARRAY_SECTION_ASM_OP): Define.
+
+ * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
+ variable.
+ (m32c_legitimize_reload_address): New logic to reload FB to An.
+ (m32c_output_reg_push): Add newline.
+ (m32c_output_reg_pop): Likewise.
+
+2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
+
+2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
+
+2006-01-11 Kazu Hirata <kazu@codesourcery.com>
+
+ * config/sh/predicates.md (sh_rep_vec): Add parallel to
+ match_code.
+
+2006-01-11 Ben Elliston <bje@au.ibm.com>
+
+ * rtlanal.c (find_reg_note): Assert insn is not null.
+
+2005-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * df-scan.c (df_hard_reg_init): Move declaration of i outside
+ ifdef.
+
+2006-01-11 Jeff Law <law@redhat.com>
+
+ * tree-ssa-threadupdate.c (threaded_edges): New VEC to
+ hold edge pairs.
+ (mark_threaded_blocks, register_jump_thread): New functions.
+ (thread_through_all_blocks): Remove unwanted argument. No
+ longer rely on e->aux to communicate thread target info.
+ Call mark_threaded_blocks. Release the threaded_blocks
+ bitmap and threaded_edges vector when complete.
+ * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
+ (threaded_blocks): Remove.
+ (tree_ssa_dominator_optimize): Remove initialization and
+ finalization of threaded_blocks. Simplify call to
+ thread_through_all_blocks.
+ (thread_across_edge): Call register_jump_thread rather than
+ storing thread information into e->aux.
+ (free_all_edge_infos): Simplify now that e->aux is no longer
+ used to communicate with thread_through_all_blocks.
+ * tree-flow.h (thread_through_all_blocks): Update prototype.
+ (register_jump_thread): Prototype.
+
+2006-01-11 Kazu Hirata <kazu@codesourcery.com>
+
+ * df-core.c (df_compact_blocks, df_bb_replace): Use
+ SET_BASIC_BLOCK instead of BASIC_BLOCK.
+
2006-01-11 Richard Guenther <rguenther@suse.de>
PR tree-optimization/25734
2005-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
- * Makefile.in Removed rotted odf.c entry.
+ * Makefile.in: Removed rotted odf.c entry.
2006-01-11 Hans-Peter Nilsson <hp@axis.com>
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