Mercurial > hg > truffle
view src/share/vm/prims/jvmtiRawMonitor.hpp @ 20259:4af19b914f53
8035393: Use CLDClosure instead of CLDToOopClosure in frame::oops_interpreted_do
Reviewed-by: tschatzl, coleenp
author | stefank |
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date | Fri, 21 Feb 2014 10:01:20 +0100 |
parents | 8b46b0196eb0 |
children |
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/* * Copyright (c) 1999, 2013, 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. * */ #ifndef SHARE_VM_PRIMS_JVMTIRAWMONITOR_HPP #define SHARE_VM_PRIMS_JVMTIRAWMONITOR_HPP #include "runtime/objectMonitor.hpp" #include "utilities/growableArray.hpp" // // class JvmtiRawMonitor // // Used by JVMTI methods: All RawMonitor methods (CreateRawMonitor, EnterRawMonitor, etc.) // // Wrapper for ObjectMonitor class that saves the Monitor's name // class JvmtiRawMonitor : public ObjectMonitor { private: int _magic; char * _name; // JVMTI_RM_MAGIC is set in contructor and unset in destructor. enum { JVMTI_RM_MAGIC = (int)(('T' << 24) | ('I' << 16) | ('R' << 8) | 'M') }; int SimpleEnter (Thread * Self) ; int SimpleExit (Thread * Self) ; int SimpleWait (Thread * Self, jlong millis) ; int SimpleNotify (Thread * Self, bool All) ; public: JvmtiRawMonitor(const char *name); ~JvmtiRawMonitor(); int raw_enter(TRAPS); int raw_exit(TRAPS); int raw_wait(jlong millis, bool interruptable, TRAPS); int raw_notify(TRAPS); int raw_notifyAll(TRAPS); int magic() { return _magic; } const char *get_name() { return _name; } bool is_valid(); }; // Onload pending raw monitors // Class is used to cache onload or onstart monitor enter // which will transition into real monitor when // VM is fully initialized. class JvmtiPendingMonitors : public AllStatic { private: static GrowableArray<JvmtiRawMonitor*> *_monitors; // Cache raw monitor enter inline static GrowableArray<JvmtiRawMonitor*>* monitors() { return _monitors; } static void dispose() { delete monitors(); } public: static void enter(JvmtiRawMonitor *monitor) { monitors()->append(monitor); } static int count() { return monitors()->length(); } static void destroy(JvmtiRawMonitor *monitor) { while (monitors()->contains(monitor)) { monitors()->remove(monitor); } } // Return false if monitor is not found in the list. static bool exit(JvmtiRawMonitor *monitor) { if (monitors()->contains(monitor)) { monitors()->remove(monitor); return true; } else { return false; } } static void transition_raw_monitors(); }; #endif // SHARE_VM_PRIMS_JVMTIRAWMONITOR_HPP