Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/runtime/MonitorInfo.java @ 12704:0e998f0daddf
Code cache: make sure we collect statistics even if the compiler is not recognized
author | Gilles Duboscq <duboscq@ssw.jku.at> |
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date | Thu, 07 Nov 2013 11:17:23 +0100 |
parents | c18cbe5936b8 |
children |
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/* * Copyright (c) 2001, 2009, 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.runtime; import sun.jvm.hotspot.debugger.*; import sun.jvm.hotspot.utilities.*; public class MonitorInfo { private OopHandle owner; private BasicLock lock; private OopHandle ownerKlass; private boolean eliminated; private boolean ownerIsScalarReplaced; public MonitorInfo(OopHandle owner, BasicLock lock, boolean eliminated, boolean ownerIsScalarReplaced) { if (!ownerIsScalarReplaced) { this.owner = owner; this.ownerKlass = null; } else { Assert.that(eliminated, "monitor should be eliminated for scalar replaced object"); this.owner = null; this.ownerKlass = owner; } this.eliminated = eliminated; this.ownerIsScalarReplaced = ownerIsScalarReplaced; } public OopHandle owner() { Assert.that(!ownerIsScalarReplaced, "should not be called for scalar replaced object"); return owner; } public OopHandle ownerKlass() { Assert.that(ownerIsScalarReplaced, "should not be called for not scalar replaced object"); return ownerKlass; } public BasicLock lock() { return lock; } public boolean eliminated() { return eliminated; } public boolean ownerIsScalarReplaced() { return ownerIsScalarReplaced; } }