Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/interpreter/Interpreter.java @ 2042:0a8e0d4345b3 hs20-b05 jdk7-b124
7010068: Update all 2010 Oracle-changed OpenJDK files to have the proper copyright dates - first pass
Summary: Update the copyright to be 2010 on all changed files in OpenJDK
Reviewed-by: jcoomes
| author | trims |
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| date | Mon, 03 Jan 2011 15:30:05 -0800 |
| parents | c18cbe5936b8 |
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| 0 | 1 /* |
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2 * Copyright (c) 2000, Oracle and/or its affiliates. All rights reserved. |
| 0 | 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 * | |
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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. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 25 package sun.jvm.hotspot.interpreter; | |
| 26 | |
| 27 import java.util.*; | |
| 28 import sun.jvm.hotspot.code.*; | |
| 29 import sun.jvm.hotspot.debugger.*; | |
| 30 import sun.jvm.hotspot.runtime.*; | |
| 31 import sun.jvm.hotspot.types.*; | |
| 32 | |
| 33 public class Interpreter { | |
| 34 private static AddressField codeField; | |
| 35 | |
| 36 static { | |
| 37 VM.registerVMInitializedObserver(new Observer() { | |
| 38 public void update(Observable o, Object data) { | |
| 39 initialize(VM.getVM().getTypeDataBase()); | |
| 40 } | |
| 41 }); | |
| 42 } | |
| 43 | |
| 44 private static synchronized void initialize(TypeDataBase db) { | |
| 45 Type type = db.lookupType("AbstractInterpreter"); | |
| 46 | |
| 47 codeField = type.getAddressField("_code"); | |
| 48 } | |
| 49 | |
| 50 public Interpreter() { | |
| 51 } | |
| 52 | |
| 53 public StubQueue getCode() { | |
| 54 Address code = codeField.getValue(); | |
| 55 if (code == null) return null; | |
| 56 return new StubQueue(code, InterpreterCodelet.class); | |
| 57 } | |
| 58 | |
| 59 public boolean contains(Address pc) { | |
| 60 return getCode().contains(pc); | |
| 61 } | |
| 62 | |
| 63 /** Debugging/printing */ | |
| 64 public InterpreterCodelet getCodeletContaining(Address pc) { | |
| 65 return (InterpreterCodelet) getCode().getStubContaining(pc); | |
| 66 } | |
| 67 } |