Mercurial > hg > truffle
comparison agent/src/share/classes/sun/jvm/hotspot/utilities/HeapGXLWriter.java @ 6725:da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>
author | coleenp |
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date | Sat, 01 Sep 2012 13:25:18 -0400 |
parents | 63997f575155 |
children | 6bd680e9ea35 |
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6724:36d1d483d5d6 | 6725:da91efe96a93 |
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1 /* | 1 /* |
2 * Copyright (c) 2004, 2011, Oracle and/or its affiliates. All rights reserved. | 2 * Copyright (c) 2004, 2012, Oracle and/or its affiliates. All rights reserved. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | 4 * |
5 * This code is free software; you can redistribute it and/or modify it | 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 | 6 * under the terms of the GNU General Public License version 2 only, as |
7 * published by the Free Software Foundation. | 7 * published by the Free Software Foundation. |
177 // write object-size as an attribute | 177 // write object-size as an attribute |
178 long sizeInBytes = reflectedType.getLayoutHelper(); | 178 long sizeInBytes = reflectedType.getLayoutHelper(); |
179 writeAttribute("object-size", "int", | 179 writeAttribute("object-size", "int", |
180 Long.toString(sizeInBytes)); | 180 Long.toString(sizeInBytes)); |
181 // write static fields of this class. | 181 // write static fields of this class. |
182 writeObjectFields(reflectedType); | 182 writeObjectFields((InstanceKlass)reflectedType); |
183 } | 183 } |
184 } | 184 } |
185 out.println("</node>"); | 185 out.println("</node>"); |
186 | 186 |
187 // write edges for super class and direct interfaces | 187 // write edges for super class and direct interfaces |
191 null : superType.getJavaMirror(); | 191 null : superType.getJavaMirror(); |
192 writeEdge(instance, superMirror, "extends"); | 192 writeEdge(instance, superMirror, "extends"); |
193 if (isInstanceKlass) { | 193 if (isInstanceKlass) { |
194 // write edges for directly implemented interfaces | 194 // write edges for directly implemented interfaces |
195 InstanceKlass ik = (InstanceKlass) reflectedType; | 195 InstanceKlass ik = (InstanceKlass) reflectedType; |
196 ObjArray interfaces = ik.getLocalInterfaces(); | 196 KlassArray interfaces = ik.getLocalInterfaces(); |
197 final int len = (int) interfaces.getLength(); | 197 final int len = interfaces.length(); |
198 for (int i = 0; i < len; i++) { | 198 for (int i = 0; i < len; i++) { |
199 Klass k = (Klass) interfaces.getObjAt(i); | 199 Klass k = interfaces.getAt(i); |
200 writeEdge(instance, k.getJavaMirror(), "implements"); | 200 writeEdge(instance, k.getJavaMirror(), "implements"); |
201 } | 201 } |
202 | 202 |
203 // write loader | 203 // write loader |
204 Oop loader = ik.getClassLoader(); | 204 Oop loader = ik.getClassLoader(); |