Mercurial > hg > truffle
comparison agent/src/share/classes/sun/jvm/hotspot/interpreter/BytecodeInvoke.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 | 0a8e0d4345b3 |
children |
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6724:36d1d483d5d6 | 6725:da91efe96a93 |
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1 /* | 1 /* |
2 * Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved. | 2 * Copyright (c) 2001, 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. |
53 | 53 |
54 // returns the name of the invoked method | 54 // returns the name of the invoked method |
55 public Symbol name() { | 55 public Symbol name() { |
56 ConstantPool cp = method().getConstants(); | 56 ConstantPool cp = method().getConstants(); |
57 if (isInvokedynamic()) { | 57 if (isInvokedynamic()) { |
58 int[] nt = cp.getNameAndTypeAt(indexForFieldOrMethod()); | 58 return cp.uncachedGetNameRefAt(indexForFieldOrMethod()); |
59 return cp.getSymbolAt(nt[0]); | |
60 } | 59 } |
61 return cp.getNameRefAt(index()); | 60 return cp.getNameRefAt(index()); |
62 } | 61 } |
63 | 62 |
64 // returns the signature of the invoked method | 63 // returns the signature of the invoked method |
65 public Symbol signature() { | 64 public Symbol signature() { |
66 ConstantPool cp = method().getConstants(); | 65 ConstantPool cp = method().getConstants(); |
67 if (isInvokedynamic()) { | 66 if (isInvokedynamic()) { |
68 int[] nt = cp.getNameAndTypeAt(indexForFieldOrMethod()); | 67 return cp.uncachedGetSignatureRefAt(indexForFieldOrMethod()); |
69 return cp.getSymbolAt(nt[1]); | |
70 } | 68 } |
71 return cp.getSignatureRefAt(index()); | 69 return cp.getSignatureRefAt(index()); |
72 } | |
73 | |
74 public int getSecondaryIndex() { | |
75 if (isInvokedynamic()) { | |
76 // change byte-ordering of 4-byte integer | |
77 return VM.getVM().getBytes().swapInt(javaSignedWordAt(1)); | |
78 } | |
79 return super.getSecondaryIndex(); // throw an error | |
80 } | 70 } |
81 | 71 |
82 public Method getInvokedMethod() { | 72 public Method getInvokedMethod() { |
83 return method().getConstants().getMethodRefAt(index()); | 73 return method().getConstants().getMethodRefAt(index()); |
84 } | 74 } |
121 buf.append(spaces); | 111 buf.append(spaces); |
122 buf.append('#'); | 112 buf.append('#'); |
123 buf.append(Integer.toString(indexForFieldOrMethod())); | 113 buf.append(Integer.toString(indexForFieldOrMethod())); |
124 if (isInvokedynamic()) { | 114 if (isInvokedynamic()) { |
125 buf.append('('); | 115 buf.append('('); |
126 buf.append(Integer.toString(getSecondaryIndex())); | 116 buf.append(Integer.toString(index())); |
127 buf.append(')'); | 117 buf.append(')'); |
128 } | 118 } |
129 buf.append(" [Method "); | 119 buf.append(" [Method "); |
130 StringBuffer sigBuf = new StringBuffer(); | 120 StringBuffer sigBuf = new StringBuffer(); |
131 new SignatureConverter(signature(), sigBuf).iterateReturntype(); | 121 new SignatureConverter(signature(), sigBuf).iterateReturntype(); |