1 /* 2 * Copyright (c) 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 20 * CA 95054 USA or visit www.sun.com if you need additional information or 21 * have any questions. 22 * 23 */ 24 25 package sun.jvm.hotspot.opto; 26 27 import java.util.*; 28 import java.io.*; 29 import sun.jvm.hotspot.code.*; 30 import sun.jvm.hotspot.debugger.*; 31 import sun.jvm.hotspot.runtime.*; 32 import sun.jvm.hotspot.oops.*; 33 import sun.jvm.hotspot.ci.*; 34 import sun.jvm.hotspot.types.*; 35 36 public class CallJavaNode extends CallNode { 37 static { 38 VM.registerVMInitializedObserver(new Observer() { 39 public void update(Observable o, Object data) { 40 initialize(VM.getVM().getTypeDataBase()); 41 } 42 }); 43 } 44 45 private static synchronized void initialize(TypeDataBase db) throws WrongTypeException { 46 Type type = db.lookupType("CallJavaNode"); 47 methodField = type.getAddressField("_method"); 48 } 49 50 private static AddressField methodField; 51 52 public CallJavaNode(Address addr) { 53 super(addr); 54 } 55 56 public ciMethod method() { 57 return (ciMethod) ciObjectFactory.get(methodField.getValue(getAddress())); 58 } 59 60 public void dumpSpec(PrintStream out) { 61 if (method() != null) { 62 out.print(" " + method().method().externalNameAndSignature()); 63 } 64 super.dumpSpec(out); 65 } 66 }