Mercurial > hg > graal-compiler
view agent/src/share/classes/sun/jvm/hotspot/runtime/SignatureInfo.java @ 774:f1f3a2719a55
6843580: JavaThread.getStackBase throws sun.jvm.hotspot.WrongTypeException invoked by jstack
Reviewed-by: phh, dice, never, swamyv
author | xlu |
---|---|
date | Fri, 22 May 2009 16:40:38 -0700 |
parents | a61af66fc99e |
children | c18cbe5936b8 |
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/* * Copyright 2001 Sun Microsystems, Inc. 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.runtime; import sun.jvm.hotspot.oops.*; public abstract class SignatureInfo extends SignatureIterator { protected boolean hasIterated; // need this because iterate cannot be called in constructor (set is virtual!) protected int size; protected int type; // BasicType protected void lazyIterate() { if (!hasIterated) { iterate(); hasIterated = true; } } protected abstract void set(int size, int /*BasicType*/ type); public void doBool() { set(BasicTypeSize.getTBooleanSize(), BasicType.getTBoolean()); } public void doChar() { set(BasicTypeSize.getTCharSize(), BasicType.getTChar()); } public void doFloat() { set(BasicTypeSize.getTFloatSize(), BasicType.getTFloat()); } public void doDouble() { set(BasicTypeSize.getTDoubleSize(), BasicType.getTDouble()); } public void doByte() { set(BasicTypeSize.getTByteSize(), BasicType.getTByte()); } public void doShort() { set(BasicTypeSize.getTShortSize(), BasicType.getTShort()); } public void doInt() { set(BasicTypeSize.getTIntSize(), BasicType.getTInt()); } public void doLong() { set(BasicTypeSize.getTLongSize(), BasicType.getTLong()); } public void doVoid() { set(BasicTypeSize.getTVoidSize(), BasicType.getTVoid()); } public void doObject(int begin, int end) { set(BasicTypeSize.getTObjectSize(), BasicType.getTObject()); } public void doArray(int begin, int end) { set(BasicTypeSize.getTArraySize(), BasicType.getTArray()); } public SignatureInfo(Symbol signature) { super(signature); type = BasicType.getTIllegal(); } public int size() { lazyIterate(); return size; } public int type() { lazyIterate(); return type; } }