Mercurial > hg > graal-jvmci-8
annotate agent/src/share/classes/sun/jvm/hotspot/ci/ciObjectFactory.java @ 24234:ea6f94ab283b default tip
Added tag jvmci-0.36 for changeset 8128b98d4736
author | Gilles Duboscq <gilles.m.duboscq@oracle.com> |
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date | Mon, 18 Sep 2017 18:49:45 +0200 |
parents | 79f492f184d0 |
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rev | line source |
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3939 | 1 /* |
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2 * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. |
3939 | 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 * | |
7440 | 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. | |
3939 | 22 * |
23 */ | |
24 | |
25 package sun.jvm.hotspot.ci; | |
26 | |
27 import java.lang.reflect.Constructor; | |
28 import java.util.*; | |
29 import sun.jvm.hotspot.debugger.*; | |
30 import sun.jvm.hotspot.runtime.*; | |
31 import sun.jvm.hotspot.utilities.*; | |
32 import sun.jvm.hotspot.oops.*; | |
33 import sun.jvm.hotspot.types.*; | |
34 | |
35 public class ciObjectFactory extends VMObject { | |
36 static { | |
37 VM.registerVMInitializedObserver(new Observer() { | |
38 public void update(Observable o, Object data) { | |
39 initialize(VM.getVM().getTypeDataBase()); | |
40 } | |
41 }); | |
42 } | |
43 | |
44 private static synchronized void initialize(TypeDataBase db) throws WrongTypeException { | |
45 Type type = db.lookupType("ciObjectFactory"); | |
46 unloadedMethodsField = type.getAddressField("_unloaded_methods"); | |
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47 ciMetadataField = type.getAddressField("_ci_metadata"); |
3939 | 48 symbolsField = type.getAddressField("_symbols"); |
49 | |
50 ciObjectConstructor = new VirtualBaseConstructor<ciObject>(db, db.lookupType("ciObject"), "sun.jvm.hotspot.ci", ciObject.class); | |
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51 ciMetadataConstructor = new VirtualBaseConstructor<ciMetadata>(db, db.lookupType("ciMetadata"), "sun.jvm.hotspot.ci", ciMetadata.class); |
3939 | 52 ciSymbolConstructor = new VirtualBaseConstructor<ciSymbol>(db, db.lookupType("ciSymbol"), "sun.jvm.hotspot.ci", ciSymbol.class); |
53 } | |
54 | |
55 private static AddressField unloadedMethodsField; | |
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56 private static AddressField ciMetadataField; |
3939 | 57 private static AddressField symbolsField; |
58 | |
59 private static VirtualBaseConstructor<ciObject> ciObjectConstructor; | |
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60 private static VirtualBaseConstructor<ciMetadata> ciMetadataConstructor; |
3939 | 61 private static VirtualBaseConstructor<ciSymbol> ciSymbolConstructor; |
62 | |
63 public static ciObject get(Address addr) { | |
64 if (addr == null) return null; | |
65 | |
66 return (ciObject)ciObjectConstructor.instantiateWrapperFor(addr); | |
67 } | |
68 | |
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69 public static ciMetadata getMetadata(Address addr) { |
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70 if (addr == null) return null; |
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71 |
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72 return (ciMetadata)ciMetadataConstructor.instantiateWrapperFor(addr); |
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73 } |
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74 |
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75 public GrowableArray<ciMetadata> objects() { |
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76 return GrowableArray.create(ciMetadataField.getValue(getAddress()), ciMetadataConstructor); |
3939 | 77 } |
78 | |
79 public GrowableArray<ciSymbol> symbols() { | |
80 return GrowableArray.create(symbolsField.getValue(getAddress()), ciSymbolConstructor); | |
81 } | |
82 | |
83 public ciObjectFactory(Address addr) { | |
84 super(addr); | |
85 } | |
86 } |