Mercurial > hg > truffle
comparison agent/src/share/classes/sun/jvm/hotspot/ci/ciReceiverTypeData.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 | f6f3bb0ee072 |
children | 79f492f184d0 |
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6724:36d1d483d5d6 | 6725:da91efe96a93 |
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1 /* | 1 /* |
2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. | 2 * Copyright (c) 2011, 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. |
40 throw new InternalError("should not call"); | 40 throw new InternalError("should not call"); |
41 } | 41 } |
42 | 42 |
43 public ciKlass receiverAt(int row) { | 43 public ciKlass receiverAt(int row) { |
44 //assert((uint)row < rowLimit(), "oob"); | 44 //assert((uint)row < rowLimit(), "oob"); |
45 ciObject recv = ciObjectFactory.get(addressAt(receiverCellIndex(row))); | 45 ciMetadata recv = ciObjectFactory.getMetadata(addressAt(receiverCellIndex(row))); |
46 if (recv != null && !(recv instanceof ciKlass)) { | 46 if (recv != null && !(recv instanceof ciKlass)) { |
47 System.err.println(recv); | 47 System.err.println(recv); |
48 } | 48 } |
49 //assert(recv == NULL || recv->isKlass(), "wrong type"); | 49 //assert(recv == NULL || recv->isKlass(), "wrong type"); |
50 return (ciKlass)recv; | 50 return (ciKlass)recv; |