Mercurial > hg > truffle

annotate agent/src/share/classes/sun/jvm/hotspot/memory/FreeList.java @ 1913:3b2dea75431e

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
6984311: JSR 292 needs optional bootstrap method parameters Summary: Allow CONSTANT_InvokeDynamic nodes to have any number of extra operands. Reviewed-by: twisti
author jrose
date Sat, 30 Oct 2010 13:08:23 -0700
parents c18cbe5936b8
children 6cf2530f7fd3
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
152
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
1 /*
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
2 * @(#)FreeList.java
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
3 *
1552
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 196
diff changeset
4 * Copyright (c) 2000, 2008, Oracle and/or its affiliates. All rights reserved.
152
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
5 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
6 *
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
7 * This code is free software; you can redistribute it and/or modify it
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
8 * under the terms of the GNU General Public License version 2 only, as
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
9 * published by the Free Software Foundation.
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
10 *
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
11 * This code is distributed in the hope that it will be useful, but WITHOUT
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
14 * version 2 for more details (a copy is included in the LICENSE file that
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
15 * accompanied this code).
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
16 *
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
17 * You should have received a copy of the GNU General Public License version
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
18 * 2 along with this work; if not, write to the Free Software Foundation,
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
20 *
1552
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 196
diff changeset
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 196
diff changeset
22 * or visit www.oracle.com if you need additional information or have any
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 196
diff changeset
23 * questions.
152
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
24 *
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
25 */
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
26
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
27 package sun.jvm.hotspot.memory;
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
28
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
29 import java.util.*;
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
30 import sun.jvm.hotspot.debugger.*;
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
31 import sun.jvm.hotspot.types.*;
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
32 import sun.jvm.hotspot.runtime.*;
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
33
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
34 public class FreeList extends VMObject {
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
35 static {
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
36 VM.registerVMInitializedObserver(new Observer() {
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
37 public void update(Observable o, Object data) {
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
38 initialize(VM.getVM().getTypeDataBase());
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
39 }
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
40 });
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
41 }
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
42
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
43 private static synchronized void initialize(TypeDataBase db) {
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
44 Type type = db.lookupType("FreeList");
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
45 sizeField = type.getCIntegerField("_size");
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
46 countField = type.getCIntegerField("_count");
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
47 headerSize = type.getSize();
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
48 }
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
49
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
50 // Fields
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
51 private static CIntegerField sizeField;
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
52 private static CIntegerField countField;
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
53 private static long headerSize;
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
54
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
55 //Constructor
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
56 public FreeList(Address address) {
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
57 super(address);
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
58 }
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
59
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
60 // Accessors
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
61 public long size() {
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
62 return sizeField.getValue(addr);
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
63 }
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
64
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
65 public long count() {
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
66 return countField.getValue(addr);
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
67 }
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
68
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
69 public static long sizeOf() {
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
70 return headerSize;
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
71 }
c70a245cad3a 6670684: 4/5 SA command universe did not print out CMS space information
dcubed
parents:
diff changeset
72 }