Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/oops/CounterData.java @ 20456:64156d22e49d
8032247: SA: Constantpool lookup for invokedynamic is not implemented
Summary: implement constant pool lookup for invokedynamic
Reviewed-by: sla, sspitsyn
author | dsamersoff |
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date | Thu, 11 Sep 2014 11:55:30 -0700 |
parents | b9a9ed0f8eeb |
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rev | line source |
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3939 | 1 /* |
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7197424: update copyright year to match last edit in jdk8 hotspot repository
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2 * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
3939 | 4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
3939 | 8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
3939 | 14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
3939 | 18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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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 // CounterData | |
35 // | |
36 // A CounterData corresponds to a simple counter. | |
37 public class CounterData extends BitData { | |
38 | |
39 static final int countOff = 0; | |
40 static final int counterCellCount = 1; | |
41 | |
42 public CounterData(DataLayout layout) { | |
43 super(layout); | |
44 } | |
45 | |
46 static int staticCellCount() { | |
47 return counterCellCount; | |
48 } | |
49 | |
50 public int cellCount() { | |
51 return staticCellCount(); | |
52 } | |
53 | |
54 // Direct accessor | |
55 int count() { | |
56 return uintAt(countOff); | |
57 } | |
58 | |
59 // Code generation support | |
60 static int countOffset() { | |
61 return cellOffset(countOff); | |
62 } | |
63 static int counterDataSize() { | |
64 return cellOffset(counterCellCount); | |
65 } | |
66 | |
67 public void printDataOn(PrintStream st) { | |
68 printShared(st, "CounterData"); | |
69 st.println("count(" + count() + ")"); | |
70 } | |
71 } |