* search.c (dfs_search, binfo_for_vtable, dfs_bfv_helper): New fns.
	* decl2.c (output_vtable_inherit): Call binfo_for_vtable.
	* lang-options.h: Add -fvtable-gc.
	* cp-tree.h: Add flag_vtable_gc.
	* decl2.c (output_vtable_inherit): New fn.
	(finish_vtable_vardecl): Call it.
	* class.c (build_vtable_entry_ref): New fn.
	(build_vtbl_ref): Call it.

From-SVN: r22061

	* cp-tree.h (build_enumerator): Take the enumeration type as a
	paramter.
	* decl.c (finish_enum): Don't set the TREE_TYPE for the
	enumeration constant values if we're processing_template_decls.
	Don't set the type for the CONST_DECLs either; that's done in
	build_enumerator. (
	(build_enumerator): Take the enumeration type as a
	paramter.
	* lex.c (do_identifier): Don't resolve enumeration constants while
	processing template declarations, even if they happen to be
	TEMPLATE_PARM_INDEXs.
	* parse.y (current_enum_type): New variable.
	(primary): Don't allow statement-expression in local classes just
	as we don't in global classes.
	(structsp): Use current_enum_type.
	(enum_list): Likewise.
	* pt.c (tsubst_enum): Don't check for NOP_EXPRs introduced by
	finish_enum; they no longer occur.

From-SVN: r22060

From-SVN: r22059

From-SVN: r22058

	* sparc.md (DImode, DFmode, TFmode splits): Delete self_reference
	code.  Use reg_overlap_mentioned_p to detect when source and
	destination overlap.
	(negtf2_notv9+1): Use DFmode instead of SFmode in last two operands.

From-SVN: r22057

	* cp-tree.h (finish_base_specifier): New function.
	* parse.y (base_class): Use it.
	* semantics.c (finish_base_specifier): Define it.
	* parse.y (structsp): Warn on use of typename outside of template
	declarations.

From-SVN: r22055

	* loop.c (check_dbra_loop): Pass COMPARISON_VALUE, not
	COMPARISON_VAL, into invariant_p.

From-SVN: r22054

From-SVN: r22053

        * regmove.c (regclass_compatible_p): New function.
        (regmove_optimize): Use it.
        Use NREGS parameter insted of calling max_reg_num.
        (fixup_match_1): Don't use code = MINUS when later tieing with
        a hard register is likely.

From-SVN: r22052

	* loop.c (check_dbra_loop): Fix calculation of FINAL_VALUE when
	COMPARISON_VAL was normalized.

From-SVN: r22051

From-SVN: r22050

From-SVN: r22048

loop.c (check_dbra_loop): The loop ending comparison value must be an invariant or we can not reverse the...

        * loop.c (check_dbra_loop): The loop ending comparison value
        must be an invariant or we can not reverse the loop.

From-SVN: r22045

        * loop.c (scan_loop): Count down from max_reg_num - 1 to
        FIRST_PSEUDO_REGISTER to avoid calling max_reg_num each iteration
        of the loop.
        (load_mems_and_recount_loop_regs_set): Likewise.
Forgot second AVOID_CCMODE_COPIES loop.

From-SVN: r22044

        * loop.c (scan_loop): Count down from max_reg_num - 1 to
        FIRST_PSEUDO_REGISTER to avoid calilng max_reg_num each iteration
        of the loop.

From-SVN: r22043

        * gcc.dg/980827-1.c: New test.
New test from Geoff Keating

From-SVN: r22042

From-SVN: r22040

From-SVN: r22039

Migrate from devo/gcc/ch.

From-SVN: r22038

From-SVN: r22037

Migrate from devo/gcc/ch.

From-SVN: r22036

Migrate from devo/gcc/ch.

From-SVN: r22035

Migrate from devo/gcc/ch.

From-SVN: r22034

Migrate from devo/gcc/ch.

From-SVN: r22033

Migrate from devo/gcc/ch.

From-SVN: r22032

Migrate from devo/gcc/ch.

From-SVN: r22031

Migrate from devo/gcc/ch.

From-SVN: r22030

From-SVN: r22029

From-SVN: r22028

	* lex.c (handle_cp_pragma): Remove #pragma vtable.
	* lang-options.h: Remove +e options.
	* decl2.c (lang_decode_option): Likewise.
	(import_export_vtable): Don't check write_virtuals.
	(finish_vtable_vardecl, finish_file): Likewise.
	* search.c (dfs_debug_mark): Likewise.
	* semantics.c (begin_class_definition): Likewise.
	* class.c (build_vtable, finish_vtbls, finish_struct_1): Likewise.
	* call.c (build_over_call): Check flag_elide_constructors.
	* decl2.c: flag_elide_constructors defaults to 1.
	* typeck.c (convert_arguments): Remove return_loc parm.
	(build_function_call_real): Adjust.

From-SVN: r22027

From-SVN: r22026

	* search.c: Tear out all mi_matrix and memoize code.
	(lookup_field, lookup_fnfields): Use scratch_tree_cons.
	* lang-options.h: Remove documentation for -fhandle-exceptions,
	-fmemoize-lookups and -fsave-memoized.
	* cp-tree.h: Lose mi_matrix and memoize support.
	* decl2.c: Ignore -fmemoize-lookups and -fsave-memoized.
	* class.c: Lose struct class_level.
	(pushclass, popclass): Lose memoize support.
	* init.c (build_offset_ref): Likewise.

From-SVN: r22025

	* init.c (emit_base_init): Change modification of
	BINFO_INHERITANCE_CHAIN to an assert.
	* search.c (get_base_distance_recursive): Likewise.
	(get_base_distance): Likewise.
	(lookup_member): Likewise.
	(convert_pointer_to_single_level): Likewise.
	(lookup_field): Likewise.  Lose setting TREE_VIA_* on TREE_LISTs.
	(lookup_fnfields): Likewise.
	* tree.c (propagate_binfo_offsets): Don't call unshare_base_binfos.
	(unshare_base_binfos): Don't call propagate_binfo_offsets.
	(layout_basetypes): Call propagate_binfo_offsets instead of
	unshare_base_binfos.
	* decl.c (xref_basetypes): Call unshare_base_binfos.
	* pt.c (instantiate_class_template): Likewise.
	* tree.c (reverse_path): Remove 'copy' parm; always make a
	temporary copy.
	* class.c (build_vbase_path): Just call it.
	* search.c (compute_access): Likewise.  Don't re-reverse.

From-SVN: r22024

        * gthr.h: Document __GTHREAD_MUTEX_INIT_FUNCTION.
        * frame.c (init_object_mutex): New function.
        (init_object_mutex_once): Likewise.
        (find_fde): Call it.
        (__register_frame_info): Likewise.
        (__register_frame_info_table): Likewise.
        (__deregister_frame_info): Likewise.

From-SVN: r22023

From-SVN: r22022

	* class.c (build_vbase_path): Use reverse_path.
	(finish_base_struct): Move warnings for inaccessible bases to
	layout_basetypes.
	(modify_one_vtable): Remove check of TREE_USED (binfo).
	(fixup_vtable_deltas1): Likewise.
	* cp-tree.h (BINFO_INHERITANCE_CHAIN): Document here.
	(xref_tag): Remove binfos parameter.
	(make_binfo): Remove chain parameter.
	(reverse_path): Add copy parameter.
	* decl.c (init_decl_processing): Change calls to xref_tag.
	(xref_tag): Remove binfos parameter.
	(xref_basetypes): Change calls to make_binfo.
	* decl2.c (grok_x_components): Change calls to xref_tag.
	(handle_class_head): Likewise.
	* friend.c (do_friend): Likewise.
	* lex.c (make_lang_type): Change calls to make_binfo.
	* parse.y (structsp): Change calls to xref_tag.
	(named_complex_class_head_sans_basetype): Likewise.
	(named_class_head): Likewise.
	* rtti.c (init_rtti_processing): Likewise.
	* search.c (compute_access): Change calls to reverse_path.
	(dfs_get_vbase_types): Change calls to make_binfo.
	(get_vbase_types): Remove dead code.
	* tree.c (unshare_base_binfos): Change calls to make_binfo.
	(layout_basetypes): Warn here about inaccessible bases.
	(make_binfo): Remove chain parameter.
	(reverse_path): Add copy parameter.

From-SVN: r22021

From-SVN: r22020

	* loop.c (check_dbra_loop): Enable code for reversal
	of some loops without a known constant loop end.

From-SVN: r22019

	* class.c: #if 0 complete_type_p.
	* init.c (build_java_class_ref, build_new_1): Remove unused locals.
	* method.c (process_overload_item): Likewise.
	* typeck.c (comp_target_types): Likewise.

From-SVN: r22018

	* tree.c (propagate_binfo_offsets): Unshare vbases, too.
	(layout_basetypes): Likewise.
	(unshare_base_binfos): Copy vbases, too.
	* cp-tree.h (BINFO_VIA_PUBLIC, BINFO_BASEINIT_MARKED,
	BINFO_VBASE_INIT_MARKED): Remove obsolete macros.
	(BINFO_PUSHDECLS_MARKED, SET_BINFO_PUSHDECLS_MARKED,
	CLEAR_BINFO_PUSHDECLS_MARKED): New macros.
	* search.c (lookup_field, lookup_fnfields, lookup_member): Remove
	reference to BINFO_VIA_PUBLIC.
	(marked_pushdecls_p, unmarked_pushdecls_p): New fns.
	(push_class_decls): Use them.
	(dfs_pushdecls): Use SET_BINFO_PUSHDECLS_MARKED.
	(dfs_compress_decls): Use CLEAR_BINFO_PUSHDECLS_MARKED.

From-SVN: r22017