author | jjg |
Mon, 20 May 2019 10:57:57 -0700 | |
changeset 54950 | 46ae54c3026d |
parent 47216 | 71c04702a3d5 |
permissions | -rw-r--r-- |
10547 | 1 |
/* |
13728
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
10547
diff
changeset
|
2 |
* Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. |
10547 | 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 |
* |
|
14847 | 19 |
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
20 |
* or visit www.oracle.com if you need additional information or have any |
|
21 |
* questions. |
|
10547 | 22 |
* |
23 |
*/ |
|
24 |
||
25 |
package sun.jvm.hotspot.opto; |
|
26 |
||
27 |
import java.util.*; |
|
28 |
import java.io.PrintStream; |
|
29 |
import sun.jvm.hotspot.ci.ciMethod; |
|
30 |
import sun.jvm.hotspot.ci.ciObjectFactory; |
|
31 |
import sun.jvm.hotspot.debugger.*; |
|
32 |
import sun.jvm.hotspot.runtime.*; |
|
33 |
import sun.jvm.hotspot.oops.*; |
|
34 |
import sun.jvm.hotspot.types.*; |
|
35 |
||
36 |
public class MachCallJavaNode extends MachCallNode { |
|
37 |
static { |
|
38 |
VM.registerVMInitializedObserver(new Observer() { |
|
39 |
public void update(Observable o, Object data) { |
|
40 |
initialize(VM.getVM().getTypeDataBase()); |
|
41 |
} |
|
42 |
}); |
|
43 |
} |
|
44 |
||
45 |
private static synchronized void initialize(TypeDataBase db) throws WrongTypeException { |
|
46 |
Type type = db.lookupType("MachCallJavaNode"); |
|
47 |
methodField = type.getAddressField("_method"); |
|
48 |
bciField = new CIntField(type.getCIntegerField("_bci"), 0); |
|
49 |
} |
|
50 |
||
51 |
private static AddressField methodField; |
|
52 |
private static CIntField bciField; |
|
53 |
||
54 |
public ciMethod method() { |
|
13728
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
10547
diff
changeset
|
55 |
return (ciMethod) ciObjectFactory.getMetadata(methodField.getValue(getAddress())); |
10547 | 56 |
} |
57 |
||
58 |
public MachCallJavaNode(Address addr) { |
|
59 |
super(addr); |
|
60 |
} |
|
61 |
||
62 |
public void dumpSpec(PrintStream st) { |
|
63 |
ciMethod m = method(); |
|
64 |
if (m != null) { |
|
65 |
m.printShortName(st); |
|
66 |
st.print(" "); |
|
67 |
} |
|
68 |
super.dumpSpec(st); |
|
69 |
} |
|
70 |
} |