Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/debugger/windbg/WindbgOopHandle.java @ 11997:cd25d3be91c5
8012144: multiple SIGSEGVs fails on staxf
Summary: Forward port of 7u change to add additional fence() on RMO platforms, with a load_acquire on all platforms
Reviewed-by: dholmes, kvn
author | vladidan |
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date | Tue, 06 Aug 2013 20:01:40 -0400 |
parents | c18cbe5936b8 |
children |
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/* * Copyright (c) 2002, 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.debugger.windbg; import sun.jvm.hotspot.debugger.*; class WindbgOopHandle extends WindbgAddress implements OopHandle { WindbgOopHandle(WindbgDebugger debugger, long addr) { super(debugger, addr); } public boolean equals(Object arg) { if (arg == null) { return false; } if (!(arg instanceof WindbgOopHandle)) { return false; } return (addr == ((WindbgAddress) arg).addr); } public Address addOffsetTo (long offset) throws UnsupportedOperationException { throw new UnsupportedOperationException("addOffsetTo not applicable to OopHandles (interior object pointers not allowed)"); } public Address andWithMask(long mask) throws UnsupportedOperationException { throw new UnsupportedOperationException("andWithMask not applicable to OopHandles (i.e., anything but C addresses)"); } public Address orWithMask(long mask) throws UnsupportedOperationException { throw new UnsupportedOperationException("orWithMask not applicable to OopHandles (i.e., anything but C addresses)"); } public Address xorWithMask(long mask) throws UnsupportedOperationException { throw new UnsupportedOperationException("xorWithMask not applicable to OopHandles (i.e., anything but C addresses)"); } }