UninitializedType.java revision 0
0N/A/*
0N/A * Copyright 2003-2005 Sun Microsystems, Inc. All Rights Reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation. Sun designates this
0N/A * particular file as subject to the "Classpath" exception as provided
0N/A * by Sun in the LICENSE file that accompanied this code.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
0N/A * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
0N/A * CA 95054 USA or visit www.sun.com if you need additional information or
0N/A * have any questions.
0N/A */
0N/A
0N/Apackage com.sun.tools.javac.jvm;
0N/A
0N/Aimport com.sun.tools.javac.code.*;
0N/A
0N/A
0N/A/** These pseudo-types appear in the generated verifier tables to
0N/A * indicate objects that have been allocated but not yet constructed.
0N/A *
0N/A * <p><b>This is NOT part of any API supported by Sun Microsystems. If
0N/A * you write code that depends on this, you do so at your own risk.
0N/A * This code and its internal interfaces are subject to change or
0N/A * deletion without notice.</b>
0N/A */
0N/Aclass UninitializedType extends Type.DelegatedType {
0N/A public static final int UNINITIALIZED_THIS = TypeTags.TypeTagCount;
0N/A public static final int UNINITIALIZED_OBJECT = UNINITIALIZED_THIS + 1;
0N/A
0N/A public static UninitializedType uninitializedThis(Type qtype) {
0N/A return new UninitializedType(UNINITIALIZED_THIS, qtype, -1);
0N/A }
0N/A
0N/A public static UninitializedType uninitializedObject(Type qtype, int offset) {
0N/A return new UninitializedType(UNINITIALIZED_OBJECT, qtype, offset);
0N/A }
0N/A
0N/A public final int offset; // PC where allocation took place
0N/A private UninitializedType(int tag, Type qtype, int offset) {
0N/A super(tag, qtype);
0N/A this.offset = offset;
0N/A }
0N/A
0N/A Type initializedType() {
0N/A return qtype;
0N/A }
0N/A}