Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/oops/LongField.java @ 3779:04760e41b01e
7016112: CMS: crash during promotion testing
Summary: Also reviewed by mikael.gerdin@oracle.com; stdlib:qsort() does byte-by-byte swapping on Windows. This leads to pointer shearing. Fix is to implement a quicksort that does full pointer updates.
Reviewed-by: never, coleenp, ysr
author | brutisso |
---|---|
date | Tue, 28 Jun 2011 14:23:27 +0200 |
parents | c18cbe5936b8 |
children | da91efe96a93 |
line wrap: on
line source
/* * Copyright (c) 2000, 2001, 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ package sun.jvm.hotspot.oops; import sun.jvm.hotspot.debugger.*; // The class for a long field simply provides access to the value. public class LongField extends Field { public LongField(FieldIdentifier id, long offset, boolean isVMField) { super(id, offset, isVMField); } public LongField(sun.jvm.hotspot.types.JLongField vmField, long startOffset) { super(new NamedFieldIdentifier(vmField.getName()), vmField.getOffset() + startOffset, true); } public LongField(InstanceKlass holder, int fieldArrayIndex) { super(holder, fieldArrayIndex); } public long getValue(Oop obj) { return obj.getHandle().getJLongAt(getOffset()); } public void setValue(Oop obj, long value) { // Fix this: setJLongAt is missing in Address } }