Mercurial > hg > truffle
diff agent/src/share/classes/sun/jvm/hotspot/ci/ciObjectFactory.java @ 3945:8ed53447f690
Merge
author | iveresov |
---|---|
date | Thu, 15 Sep 2011 12:44:09 -0700 |
parents | f6f3bb0ee072 |
children | da91efe96a93 |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/agent/src/share/classes/sun/jvm/hotspot/ci/ciObjectFactory.java Thu Sep 15 12:44:09 2011 -0700 @@ -0,0 +1,78 @@ +/* + * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + * + */ + +package sun.jvm.hotspot.ci; + +import java.lang.reflect.Constructor; +import java.util.*; +import sun.jvm.hotspot.debugger.*; +import sun.jvm.hotspot.runtime.*; +import sun.jvm.hotspot.utilities.*; +import sun.jvm.hotspot.oops.*; +import sun.jvm.hotspot.types.*; + +public class ciObjectFactory extends VMObject { + static { + VM.registerVMInitializedObserver(new Observer() { + public void update(Observable o, Object data) { + initialize(VM.getVM().getTypeDataBase()); + } + }); + } + + private static synchronized void initialize(TypeDataBase db) throws WrongTypeException { + Type type = db.lookupType("ciObjectFactory"); + unloadedMethodsField = type.getAddressField("_unloaded_methods"); + ciObjectsField = type.getAddressField("_ci_objects"); + symbolsField = type.getAddressField("_symbols"); + + ciObjectConstructor = new VirtualBaseConstructor<ciObject>(db, db.lookupType("ciObject"), "sun.jvm.hotspot.ci", ciObject.class); + ciSymbolConstructor = new VirtualBaseConstructor<ciSymbol>(db, db.lookupType("ciSymbol"), "sun.jvm.hotspot.ci", ciSymbol.class); + } + + private static AddressField unloadedMethodsField; + private static AddressField ciObjectsField; + private static AddressField symbolsField; + + private static VirtualBaseConstructor<ciObject> ciObjectConstructor; + private static VirtualBaseConstructor<ciSymbol> ciSymbolConstructor; + + public static ciObject get(Address addr) { + if (addr == null) return null; + + return (ciObject)ciObjectConstructor.instantiateWrapperFor(addr); + } + + public GrowableArray<ciObject> objects() { + return GrowableArray.create(ciObjectsField.getValue(getAddress()), ciObjectConstructor); + } + + public GrowableArray<ciSymbol> symbols() { + return GrowableArray.create(symbolsField.getValue(getAddress()), ciSymbolConstructor); + } + + public ciObjectFactory(Address addr) { + super(addr); + } +}