Mercurial > hg > graal-compiler
annotate agent/src/share/classes/sun/jvm/hotspot/oops/BranchData.java @ 5981:4bec1b1f7b33
7156960: Incorrect copyright headers in parts of the Serviceability agent
Summary: Errant files added as part of 7088955 fix. The Copyright information now corrected with gpl-header template
Reviewed-by: sla, ohair, mbykov
author | minqi |
---|---|
date | Wed, 28 Mar 2012 14:27:38 -0700 |
parents | f6f3bb0ee072 |
children | b9a9ed0f8eeb |
rev | line source |
---|---|
3939 | 1 /* |
2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. | |
5981
4bec1b1f7b33
7156960: Incorrect copyright headers in parts of the Serviceability agent
minqi
parents:
3939
diff
changeset
|
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
3939 | 4 * |
5981
4bec1b1f7b33
7156960: Incorrect copyright headers in parts of the Serviceability agent
minqi
parents:
3939
diff
changeset
|
5 * This code is free software; you can redistribute it and/or modify it |
4bec1b1f7b33
7156960: Incorrect copyright headers in parts of the Serviceability agent
minqi
parents:
3939
diff
changeset
|
6 * under the terms of the GNU General Public License version 2 only, as |
4bec1b1f7b33
7156960: Incorrect copyright headers in parts of the Serviceability agent
minqi
parents:
3939
diff
changeset
|
7 * published by the Free Software Foundation. |
3939 | 8 * |
5981
4bec1b1f7b33
7156960: Incorrect copyright headers in parts of the Serviceability agent
minqi
parents:
3939
diff
changeset
|
9 * This code is distributed in the hope that it will be useful, but WITHOUT |
4bec1b1f7b33
7156960: Incorrect copyright headers in parts of the Serviceability agent
minqi
parents:
3939
diff
changeset
|
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
4bec1b1f7b33
7156960: Incorrect copyright headers in parts of the Serviceability agent
minqi
parents:
3939
diff
changeset
|
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
4bec1b1f7b33
7156960: Incorrect copyright headers in parts of the Serviceability agent
minqi
parents:
3939
diff
changeset
|
12 * version 2 for more details (a copy is included in the LICENSE file that |
4bec1b1f7b33
7156960: Incorrect copyright headers in parts of the Serviceability agent
minqi
parents:
3939
diff
changeset
|
13 * accompanied this code). |
3939 | 14 * |
5981
4bec1b1f7b33
7156960: Incorrect copyright headers in parts of the Serviceability agent
minqi
parents:
3939
diff
changeset
|
15 * You should have received a copy of the GNU General Public License version |
4bec1b1f7b33
7156960: Incorrect copyright headers in parts of the Serviceability agent
minqi
parents:
3939
diff
changeset
|
16 * 2 along with this work; if not, write to the Free Software Foundation, |
4bec1b1f7b33
7156960: Incorrect copyright headers in parts of the Serviceability agent
minqi
parents:
3939
diff
changeset
|
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
3939 | 18 * |
5981
4bec1b1f7b33
7156960: Incorrect copyright headers in parts of the Serviceability agent
minqi
parents:
3939
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
4bec1b1f7b33
7156960: Incorrect copyright headers in parts of the Serviceability agent
minqi
parents:
3939
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
4bec1b1f7b33
7156960: Incorrect copyright headers in parts of the Serviceability agent
minqi
parents:
3939
diff
changeset
|
21 * questions. |
3939 | 22 * |
23 */ | |
24 | |
25 package sun.jvm.hotspot.oops; | |
26 | |
27 import java.io.*; | |
28 import java.util.*; | |
29 import sun.jvm.hotspot.debugger.*; | |
30 import sun.jvm.hotspot.runtime.*; | |
31 import sun.jvm.hotspot.types.*; | |
32 import sun.jvm.hotspot.utilities.*; | |
33 | |
34 // BranchData | |
35 // | |
36 // A BranchData is used to access profiling data for a two-way branch. | |
37 // It consists of taken and notTaken counts as well as a data displacement | |
38 // for the taken case. | |
39 public class BranchData extends JumpData { | |
40 | |
41 static final int notTakenOffSet = jumpCellCount; | |
42 static final int branchCellCount = notTakenOffSet + 1; | |
43 | |
44 public BranchData(DataLayout layout) { | |
45 super(layout); | |
46 //assert(layout.tag() == DataLayout.branchDataTag, "wrong type"); | |
47 } | |
48 | |
49 static int staticCellCount() { | |
50 return branchCellCount; | |
51 } | |
52 | |
53 public int cellCount() { | |
54 return staticCellCount(); | |
55 } | |
56 | |
57 // Direct accessor | |
58 int notTaken() { | |
59 return uintAt(notTakenOffSet); | |
60 } | |
61 | |
62 // Code generation support | |
63 static int notTakenOffset() { | |
64 return cellOffset(notTakenOffSet); | |
65 } | |
66 static int branchDataSize() { | |
67 return cellOffset(branchCellCount); | |
68 } | |
69 | |
70 public void printDataOn(PrintStream st) { | |
71 printShared(st, "BranchData"); | |
72 st.println("taken(" + taken() + ") displacement(" + displacement() + ")"); | |
73 tab(st); | |
74 st.println("not taken(" + notTaken() + ")"); | |
75 } | |
76 } |