001/*
002 * Copyright (c) 2009, 2011, Oracle and/or its affiliates. All rights reserved.
003 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
004 *
005 * This code is free software; you can redistribute it and/or modify it
006 * under the terms of the GNU General Public License version 2 only, as
007 * published by the Free Software Foundation.
008 *
009 * This code is distributed in the hope that it will be useful, but WITHOUT
010 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
011 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
012 * version 2 for more details (a copy is included in the LICENSE file that
013 * accompanied this code).
014 *
015 * You should have received a copy of the GNU General Public License version
016 * 2 along with this work; if not, write to the Free Software Foundation,
017 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
018 *
019 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
020 * or visit www.oracle.com if you need additional information or have any
021 * questions.
022 */
023package com.oracle.graal.nodes.java;
024
025import com.oracle.graal.compiler.common.type.*;
026import com.oracle.graal.graph.*;
027import com.oracle.graal.nodeinfo.*;
028import com.oracle.graal.nodes.*;
029
030/**
031 * This the base class of all array operations.
032 */
033@NodeInfo
034public abstract class AccessArrayNode extends FixedWithNextNode {
035
036    public static final NodeClass<AccessArrayNode> TYPE = NodeClass.create(AccessArrayNode.class);
037    @Input protected ValueNode array;
038
039    public ValueNode array() {
040        return array;
041    }
042
043    /**
044     * Creates a new AccessArrayNode.
045     *
046     * @param array the instruction that produces the array object value
047     */
048    public AccessArrayNode(NodeClass<? extends AccessArrayNode> c, Stamp stamp, ValueNode array) {
049        super(c, stamp);
050        this.array = array;
051    }
052
053    public void setArray(ValueNode array) {
054        updateUsages(this.array, array);
055        this.array = array;
056    }
057}