1 /* 2 * Copyright (c) 2009, 2015, 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 package org.graalvm.compiler.nodes; 25 26 import static org.graalvm.compiler.nodeinfo.InputType.Association; 27 import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_2; 28 import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_2; 29 30 import org.graalvm.compiler.core.common.type.StampFactory; 31 import org.graalvm.compiler.graph.NodeClass; 32 import org.graalvm.compiler.nodeinfo.NodeInfo; 33 import org.graalvm.compiler.nodes.memory.address.AddressNode; 34 import org.graalvm.compiler.nodes.memory.address.AddressNode.Address; 35 import org.graalvm.compiler.nodes.spi.LIRLowerable; 36 import org.graalvm.compiler.nodes.spi.NodeLIRBuilderTool; 37 38 @NodeInfo(cycles = CYCLES_2, size = SIZE_2) 39 public final class PrefetchAllocateNode extends FixedWithNextNode implements LIRLowerable { 40 41 public static final NodeClass<PrefetchAllocateNode> TYPE = NodeClass.create(PrefetchAllocateNode.class); 42 @Input(Association) AddressNode address; 43 44 public PrefetchAllocateNode(ValueNode address) { 45 super(TYPE, StampFactory.forVoid()); 46 this.address = (AddressNode) address; 47 } 48 49 @Override 50 public void generate(NodeLIRBuilderTool gen) { 51 gen.getLIRGeneratorTool().emitPrefetchAllocate(gen.operand(address)); 52 } 53 54 @NodeIntrinsic 55 public static native void prefetch(Address address); 56 }