1 /*
   2  * Copyright (c) 2009, 2011, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 package org.graalvm.compiler.nodes.java;
  24 
  25 import org.graalvm.compiler.core.common.type.Stamp;
  26 import org.graalvm.compiler.graph.NodeClass;
  27 import org.graalvm.compiler.nodeinfo.NodeInfo;
  28 import org.graalvm.compiler.nodes.FixedWithNextNode;
  29 import org.graalvm.compiler.nodes.ValueNode;
  30 
  31 /**
  32  * This the base class of all array operations.
  33  */
  34 @NodeInfo
  35 public abstract class AccessArrayNode extends FixedWithNextNode {
  36 
  37     public static final NodeClass<AccessArrayNode> TYPE = NodeClass.create(AccessArrayNode.class);
  38     @Input protected ValueNode array;
  39 
  40     public ValueNode array() {
  41         return array;
  42     }
  43 
  44     /**
  45      * Creates a new AccessArrayNode.
  46      *
  47      * @param array the instruction that produces the array object value
  48      */
  49     public AccessArrayNode(NodeClass<? extends AccessArrayNode> c, Stamp stamp, ValueNode array) {
  50         super(c, stamp);
  51         this.array = array;
  52     }
  53 
  54     public void setArray(ValueNode array) {
  55         updateUsages(this.array, array);
  56         this.array = array;
  57     }
  58 }