duke@435: /*
never@3494:  * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.
duke@435:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435:  *
duke@435:  * This code is free software; you can redistribute it and/or modify it
duke@435:  * under the terms of the GNU General Public License version 2 only, as
duke@435:  * published by the Free Software Foundation.
duke@435:  *
duke@435:  * This code is distributed in the hope that it will be useful, but WITHOUT
duke@435:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
duke@435:  * version 2 for more details (a copy is included in the LICENSE file that
duke@435:  * accompanied this code).
duke@435:  *
duke@435:  * You should have received a copy of the GNU General Public License version
duke@435:  * 2 along with this work; if not, write to the Free Software Foundation,
duke@435:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435:  *
trims@1907:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907:  * or visit www.oracle.com if you need additional information or have any
trims@1907:  * questions.
duke@435:  *
duke@435:  */
duke@435: 
stefank@2314: #ifndef SHARE_VM_MEMORY_GCLOCKER_INLINE_HPP
stefank@2314: #define SHARE_VM_MEMORY_GCLOCKER_INLINE_HPP
stefank@2314: 
stefank@2314: #include "memory/gcLocker.hpp"
stefank@2314: 
duke@435: inline void GC_locker::lock_critical(JavaThread* thread) {
duke@435:   if (!thread->in_critical()) {
never@3494:     if (needs_gc()) {
never@3494:       // jni_lock call calls enter_critical under the lock so that the
never@3494:       // global lock count and per thread count are in agreement.
never@3494:       jni_lock(thread);
never@3494:       return;
duke@435:     }
never@3494:     increment_debug_jni_lock_count();
duke@435:   }
duke@435:   thread->enter_critical();
duke@435: }
duke@435: 
duke@435: inline void GC_locker::unlock_critical(JavaThread* thread) {
never@3494:   if (thread->in_last_critical()) {
never@3494:     if (needs_gc()) {
never@3494:       // jni_unlock call calls exit_critical under the lock so that
never@3494:       // the global lock count and per thread count are in agreement.
never@3494:       jni_unlock(thread);
never@3494:       return;
never@3494:     }
never@3494:     decrement_debug_jni_lock_count();
never@3494:   }
duke@435:   thread->exit_critical();
duke@435: }
stefank@2314: 
stefank@2314: #endif // SHARE_VM_MEMORY_GCLOCKER_INLINE_HPP