Mercurial > hg > graal-compiler
annotate agent/src/share/classes/sun/jvm/hotspot/interpreter/BytecodeWithKlass.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 |
|---|---|
| date | Sat, 01 Sep 2012 13:25:18 -0400 |
| parents | 1d1603768966 |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
2426
diff
changeset
|
2 * Copyright (c) 2002, 2012, Oracle and/or its affiliates. All rights reserved. |
| 0 | 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 * | |
|
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
0
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
|
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
0
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
|
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
0
diff
changeset
|
21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 25 package sun.jvm.hotspot.interpreter; | |
| 26 | |
| 27 import sun.jvm.hotspot.oops.*; | |
| 28 import sun.jvm.hotspot.runtime.*; | |
| 29 | |
| 30 public class BytecodeWithKlass extends BytecodeWithCPIndex { | |
| 31 BytecodeWithKlass(Method method, int bci) { | |
| 32 super(method, bci); | |
| 33 } | |
| 34 | |
| 35 protected Klass getKlass() { | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
2426
diff
changeset
|
36 return method().getConstants().getKlassAt(index()); |
| 0 | 37 } |
| 38 | |
| 39 public Symbol getClassName() { | |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1552
diff
changeset
|
40 ConstantPool.CPSlot obj = method().getConstants().getSlotAt(index()); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
2426
diff
changeset
|
41 if (obj.isUnresolved()) { |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1552
diff
changeset
|
42 return obj.getSymbol(); |
| 0 | 43 } else { |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
2426
diff
changeset
|
44 return obj.getKlass().getName(); |
| 0 | 45 } |
| 46 } | |
| 47 | |
| 48 public String toString() { | |
| 49 StringBuffer buf = new StringBuffer(); | |
| 50 buf.append(getJavaBytecodeName()); | |
| 51 buf.append(spaces); | |
| 52 buf.append('#'); | |
| 53 buf.append(Integer.toString(index())); | |
| 54 buf.append(spaces); | |
| 55 buf.append("[Class "); | |
| 56 buf.append(getClassName().asString().replace('/', '.')); | |
| 57 buf.append(']'); | |
| 58 if (code() != javaCode()) { | |
| 59 buf.append(spaces); | |
| 60 buf.append('['); | |
| 61 buf.append(getBytecodeName()); | |
| 62 buf.append(']'); | |
| 63 } | |
| 64 return buf.toString(); | |
| 65 } | |
| 66 } |