1 /* 2 * Copyright (c) 2013, 2019, 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 24 25 package org.graalvm.compiler.hotspot.gc.shared; 26 27 import org.graalvm.compiler.graph.NodeClass; 28 import org.graalvm.compiler.hotspot.nodes.WriteBarrier; 29 import org.graalvm.compiler.nodeinfo.InputType; 30 import org.graalvm.compiler.nodeinfo.NodeInfo; 31 import org.graalvm.compiler.nodes.ValueNode; 32 import org.graalvm.compiler.nodes.memory.address.AddressNode; 33 import org.graalvm.compiler.nodes.spi.Lowerable; 34 35 @NodeInfo 36 public abstract class ArrayRangeWriteBarrier extends WriteBarrier implements Lowerable { 37 38 public static final NodeClass<ArrayRangeWriteBarrier> TYPE = NodeClass.create(ArrayRangeWriteBarrier.class); 39 @Input(InputType.Association) AddressNode address; 40 @Input ValueNode length; 41 42 private final int elementStride; 43 44 protected ArrayRangeWriteBarrier(NodeClass<? extends ArrayRangeWriteBarrier> c, AddressNode address, ValueNode length, int elementStride) { 45 super(c); 46 this.address = address; 47 this.length = length; 48 this.elementStride = elementStride; 49 } 50 51 public AddressNode getAddress() { 52 return address; 53 } 54 55 public ValueNode getLength() { 56 return length; 57 } 58 59 public int getElementStride() { 60 return elementStride; 61 } 62 }