1 /*
2 * Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #ifndef SHARE_RUNTIME_SEMAPHORE_INLINE_HPP
26 #define SHARE_RUNTIME_SEMAPHORE_INLINE_HPP
27
28 #include "runtime/interfaceSupport.inline.hpp"
29 #include "runtime/semaphore.hpp"
30 #include "runtime/thread.hpp"
31
wait_with_safepoint_check(JavaThread * thread)32 inline void Semaphore::wait_with_safepoint_check(JavaThread* thread) {
33 // Prepare to block and allow safepoints while blocked
34 ThreadBlockInVM tbivm(thread);
35 OSThreadWaitState osts(thread->osthread(), false /* not in Object.wait() */);
36
37 // Wait for value
38 _impl.wait();
39 }
40
41 #endif // SHARE_RUNTIME_SEMAPHORE_INLINE_HPP
42