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comparison agent/src/share/classes/sun/jvm/hotspot/tools/jcore/ByteCodeRewriter.java @ 6725:da91efe96a93

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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
date Sat, 01 Sep 2012 13:25:18 -0400
parents 0a8e0d4345b3
children c7957b458bf8
comparison
equal deleted inserted replaced
6724:36d1d483d5d6 6725:da91efe96a93
1 /* 1 /*
2 * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 2002, 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.
71 } 71 }
72 if (cpCache == null) { 72 if (cpCache == null) {
73 return (short) cpCacheIndex; 73 return (short) cpCacheIndex;
74 } else if (fmt.indexOf("JJJJ") >= 0) { 74 } else if (fmt.indexOf("JJJJ") >= 0) {
75 // change byte-ordering and go via secondary cache entry 75 // change byte-ordering and go via secondary cache entry
76 return (short) cpCache.getMainEntryAt(bytes.swapInt(cpCacheIndex)).getConstantPoolIndex(); 76 throw new InternalError("unimplemented");
77 } else if (fmt.indexOf("JJ") >= 0) { 77 } else if (fmt.indexOf("JJ") >= 0) {
78 // change byte-ordering and go via cache 78 // change byte-ordering and go via cache
79 return (short) cpCache.getEntryAt((int) (0xFFFF & bytes.swapShort((short)cpCacheIndex))).getConstantPoolIndex(); 79 return (short) cpCache.getEntryAt((int) (0xFFFF & bytes.swapShort((short)cpCacheIndex))).getConstantPoolIndex();
80 } else if (fmt.indexOf("j") >= 0) { 80 } else if (fmt.indexOf("j") >= 0) {
81 // go via cache 81 // go via cache