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comparison agent/src/share/classes/sun/jvm/hotspot/code/DebugInfoReadStream.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 c18cbe5936b8
children
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6724:36d1d483d5d6 6725:da91efe96a93
1 /* 1 /*
2 * Copyright (c) 2000, 2009, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 2000, 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.
27 import java.util.*; 27 import java.util.*;
28 28
29 import sun.jvm.hotspot.debugger.*; 29 import sun.jvm.hotspot.debugger.*;
30 import sun.jvm.hotspot.runtime.VM; 30 import sun.jvm.hotspot.runtime.VM;
31 import sun.jvm.hotspot.utilities.*; 31 import sun.jvm.hotspot.utilities.*;
32 import sun.jvm.hotspot.oops.Method;
32 33
33 public class DebugInfoReadStream extends CompressedReadStream { 34 public class DebugInfoReadStream extends CompressedReadStream {
34 private NMethod code; 35 private NMethod code;
35 private int InvocationEntryBCI; 36 private int InvocationEntryBCI;
36 private List objectPool; // ArrayList<ObjectValue> 37 private List objectPool; // ArrayList<ObjectValue>
49 this.objectPool = objectPool; 50 this.objectPool = objectPool;
50 } 51 }
51 52
52 public OopHandle readOopHandle() { 53 public OopHandle readOopHandle() {
53 return code.getOopAt(readInt()); 54 return code.getOopAt(readInt());
55 }
56
57 public Method readMethod() {
58 return code.getMethodAt(readInt());
54 } 59 }
55 60
56 ScopeValue readObjectValue() { 61 ScopeValue readObjectValue() {
57 int id = readInt(); 62 int id = readInt();
58 if (Assert.ASSERTS_ENABLED) { 63 if (Assert.ASSERTS_ENABLED) {