Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/oops/Metadata.java @ 13705:ac5b0f31f7a2
Truffle API-change: FrameDescriptors are now stored in the RootNode in a final field instead of the CallTarget.
author | Christian Humer <christian.humer@gmail.com> |
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date | Fri, 17 Jan 2014 17:06:08 +0100 |
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1 /* |
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2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 * |
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23 */ |
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24 |
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25 package sun.jvm.hotspot.oops; |
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26 |
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27 import java.io.*; |
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28 import java.util.*; |
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29 import sun.jvm.hotspot.utilities.*; |
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30 import sun.jvm.hotspot.debugger.*; |
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31 import sun.jvm.hotspot.runtime.*; |
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32 import sun.jvm.hotspot.types.*; |
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33 |
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34 abstract public class Metadata extends VMObject { |
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35 static { |
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36 VM.registerVMInitializedObserver(new Observer() { |
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37 public void update(Observable o, Object data) { |
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38 initialize(VM.getVM().getTypeDataBase()); |
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39 } |
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40 }); |
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41 } |
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42 |
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43 public Metadata(Address addr) { |
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44 super(addr); |
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45 } |
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46 |
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47 private static VirtualBaseConstructor<Metadata> metadataConstructor; |
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48 |
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49 private static synchronized void initialize(TypeDataBase db) throws WrongTypeException { |
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50 metadataConstructor = new VirtualBaseConstructor<Metadata>(db, db.lookupType("Metadata"), null, null); |
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51 // Define an explicit mapping since the C++ and Java type names don't match. |
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52 metadataConstructor.addMapping("Metadata", Metadata.class); |
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53 metadataConstructor.addMapping("Klass", Klass.class); |
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54 metadataConstructor.addMapping("InstanceKlass", InstanceKlass.class); |
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55 metadataConstructor.addMapping("InstanceMirrorKlass", InstanceMirrorKlass.class); |
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56 metadataConstructor.addMapping("InstanceRefKlass", InstanceRefKlass.class); |
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57 metadataConstructor.addMapping("InstanceClassLoaderKlass", InstanceClassLoaderKlass.class); |
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58 metadataConstructor.addMapping("TypeArrayKlass", TypeArrayKlass.class); |
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59 metadataConstructor.addMapping("ObjArrayKlass", ObjArrayKlass.class); |
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60 metadataConstructor.addMapping("Method", Method.class); |
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61 metadataConstructor.addMapping("MethodData", MethodData.class); |
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62 metadataConstructor.addMapping("ConstMethod", ConstMethod.class); |
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63 metadataConstructor.addMapping("ConstantPool", ConstantPool.class); |
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64 metadataConstructor.addMapping("ConstantPoolCache", ConstantPoolCache.class); |
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65 } |
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66 |
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67 public static Metadata instantiateWrapperFor(Address addr) { |
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68 return metadataConstructor.instantiateWrapperFor(addr); |
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69 } |
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70 |
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71 public void iterate(MetadataVisitor visitor) { |
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72 visitor.setObj(this); |
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73 visitor.prologue(); |
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74 iterateFields(visitor); |
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75 visitor.epilogue(); |
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76 } |
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77 |
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78 void iterateFields(MetadataVisitor visitor) { |
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79 } |
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80 |
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81 abstract public void printValueOn(PrintStream tty); |
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82 public void dumpReplayData(PrintStream out) { |
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83 out.println("# Unknown Metadata"); |
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84 } |
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85 } |