Mercurial > hg > graal-compiler
annotate agent/src/share/classes/sun/jvm/hotspot/ci/ciMethod.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 | f6f3bb0ee072 |
| children | bd7a7ce2e264 |
| rev | line source |
|---|---|
| 3939 | 1 /* |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
3939
diff
changeset
|
2 * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. |
| 3939 | 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 * | |
| 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
| 20 * CA 95054 USA or visit www.sun.com if you need additional information or | |
| 21 * have any questions. | |
| 22 * | |
| 23 */ | |
| 24 | |
| 25 package sun.jvm.hotspot.ci; | |
| 26 | |
| 27 import java.io.*; | |
| 28 import java.util.*; | |
| 29 import sun.jvm.hotspot.debugger.*; | |
| 30 import sun.jvm.hotspot.code.*; | |
| 31 import sun.jvm.hotspot.runtime.*; | |
| 32 import sun.jvm.hotspot.oops.*; | |
| 33 import sun.jvm.hotspot.types.*; | |
| 34 | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
3939
diff
changeset
|
35 public class ciMethod extends ciMetadata { |
| 3939 | 36 static { |
| 37 VM.registerVMInitializedObserver(new Observer() { | |
| 38 public void update(Observable o, Object data) { | |
| 39 initialize(VM.getVM().getTypeDataBase()); | |
| 40 } | |
| 41 }); | |
| 42 } | |
| 43 | |
| 44 private static synchronized void initialize(TypeDataBase db) throws WrongTypeException { | |
| 45 Type type = db.lookupType("ciMethod"); | |
| 46 interpreterThrowoutCountField = new CIntField(type.getCIntegerField("_interpreter_throwout_count"), 0); | |
| 47 interpreterInvocationCountField = new CIntField(type.getCIntegerField("_interpreter_invocation_count"), 0); | |
| 48 try { | |
| 49 // XXX | |
| 50 instructionsSizeField = new CIntField(type.getCIntegerField("_instructions_size"), 0); | |
| 51 } catch (Exception e) { | |
| 52 } | |
| 53 } | |
| 54 | |
| 55 private static CIntField interpreterThrowoutCountField; | |
| 56 private static CIntField interpreterInvocationCountField; | |
| 57 private static CIntField instructionsSizeField; | |
| 58 | |
| 59 public ciMethod(Address addr) { | |
| 60 super(addr); | |
| 61 } | |
| 62 | |
| 63 public Method method() { | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
3939
diff
changeset
|
64 return (Method)getMetadata(); |
| 3939 | 65 } |
| 66 | |
| 67 public int interpreterThrowoutCount() { | |
| 68 return (int) interpreterThrowoutCountField.getValue(getAddress()); | |
| 69 } | |
| 70 | |
| 71 public int interpreterInvocationCount() { | |
| 72 return (int) interpreterInvocationCountField.getValue(getAddress()); | |
| 73 } | |
| 74 | |
| 75 public int instructionsSize() { | |
| 76 if (instructionsSizeField == null) { | |
| 77 // XXX | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
3939
diff
changeset
|
78 Method method = method(); |
| 3939 | 79 NMethod nm = method.getNativeMethod(); |
| 80 if (nm != null) return (int)nm.codeEnd().minus(nm.getVerifiedEntryPoint()); | |
| 81 return 0; | |
| 82 } | |
| 83 return (int) instructionsSizeField.getValue(getAddress()); | |
| 84 } | |
| 85 | |
| 86 public void printShortName(PrintStream st) { | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
3939
diff
changeset
|
87 Method method = method(); |
| 3939 | 88 st.printf(" %s::%s", method.getMethodHolder().getName().asString().replace('/', '.'), |
| 89 method.getName().asString()); | |
| 90 } | |
| 91 } |