1 /* 2 * Copyright (c) 2016, 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.hotspot.nodes.aot; 24 25 import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_3; 26 import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_20; 27 28 import org.graalvm.compiler.graph.NodeClass; 29 import org.graalvm.compiler.nodeinfo.NodeInfo; 30 import org.graalvm.compiler.nodes.DeoptimizingFixedWithNextNode; 31 import org.graalvm.compiler.nodes.ValueNode; 32 import org.graalvm.compiler.nodes.spi.Lowerable; 33 import org.graalvm.compiler.nodes.spi.LoweringTool; 34 35 @NodeInfo(cycles = CYCLES_3, size = SIZE_20) 36 public class InitializeKlassNode extends DeoptimizingFixedWithNextNode implements Lowerable { 37 public static final NodeClass<InitializeKlassNode> TYPE = NodeClass.create(InitializeKlassNode.class); 38 39 @Input ValueNode value; 40 41 public InitializeKlassNode(ValueNode value) { 42 super(TYPE, value.stamp()); 43 this.value = value; 44 } 45 46 @Override 47 public void lower(LoweringTool tool) { 48 tool.getLowerer().lower(this, tool); 49 } 50 51 public ValueNode value() { 52 return value; 53 } 54 55 @Override 56 public boolean canDeoptimize() { 57 return true; 58 } 59 }