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comparison agent/src/share/classes/sun/jvm/hotspot/ci/ciField.java @ 3939:f6f3bb0ee072

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7088955: add C2 IR support to the SA Reviewed-by: kvn
author never
date Sun, 11 Sep 2011 14:48:24 -0700
parents
children 79f492f184d0
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3938:e6b1331a51d2 3939:f6f3bb0ee072
1 /*
2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
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.util.*;
28 import sun.jvm.hotspot.debugger.*;
29 import sun.jvm.hotspot.runtime.*;
30 import sun.jvm.hotspot.oops.*;
31 import sun.jvm.hotspot.types.*;
32
33 public class ciField extends VMObject {
34 static {
35 VM.registerVMInitializedObserver(new Observer() {
36 public void update(Observable o, Object data) {
37 initialize(VM.getVM().getTypeDataBase());
38 }
39 });
40 }
41
42 private static synchronized void initialize(TypeDataBase db) throws WrongTypeException {
43 Type type = db.lookupType("ciField");
44 constantValueField = type.getAddressField("_constant_value");
45 isConstantField = type.getAddressField("_is_constant");
46 offsetField = new CIntField(type.getCIntegerField("_offset"), 0);
47 signatureField = type.getAddressField("_signature");
48 nameField = type.getAddressField("_name");
49 holderField = type.getAddressField("_holder");
50 }
51
52 private static AddressField constantValueField;
53 private static AddressField isConstantField;
54 private static CIntField offsetField;
55 private static AddressField signatureField;
56 private static AddressField nameField;
57 private static AddressField holderField;
58
59 public ciField(Address addr) {
60 super(addr);
61 }
62 }