1 /* 2 * Copyright (c) 2013, 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 package org.graalvm.compiler.nodes.extended; 24 25 import org.graalvm.compiler.graph.NodeClass; 26 import org.graalvm.compiler.graph.iterators.NodeIterable; 27 import org.graalvm.compiler.nodeinfo.NodeInfo; 28 import org.graalvm.compiler.nodes.StartNode; 29 import org.graalvm.compiler.nodes.spi.Lowerable; 30 import org.graalvm.compiler.nodes.spi.LoweringTool; 31 32 @NodeInfo 33 public final class OSRStartNode extends StartNode implements Lowerable { 34 public static final NodeClass<OSRStartNode> TYPE = NodeClass.create(OSRStartNode.class); 35 36 public OSRStartNode() { 37 super(TYPE); 38 } 39 40 @Override 41 public void lower(LoweringTool tool) { 42 tool.getLowerer().lower(this, tool); 43 } 44 45 public NodeIterable<OSRLocalNode> getOSRLocals() { 46 return usages().filter(OSRLocalNode.class); 47 } 48 }