Mercurial > hg > truffle
annotate src/share/vm/memory/gcLocker.inline.hpp @ 18041:52b4284cb496
Merge with jdk8u20-b26
author | Gilles Duboscq <duboscq@ssw.jku.at> |
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date | Wed, 15 Oct 2014 16:02:50 +0200 |
parents | 9c3dc501b5eb |
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0 | 1 /* |
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2 * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved. |
0 | 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #ifndef SHARE_VM_MEMORY_GCLOCKER_INLINE_HPP |
26 #define SHARE_VM_MEMORY_GCLOCKER_INLINE_HPP | |
27 | |
28 #include "memory/gcLocker.hpp" | |
29 | |
0 | 30 inline void GC_locker::lock_critical(JavaThread* thread) { |
31 if (!thread->in_critical()) { | |
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32 if (needs_gc()) { |
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33 // jni_lock call calls enter_critical under the lock so that the |
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34 // global lock count and per thread count are in agreement. |
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35 jni_lock(thread); |
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36 return; |
0 | 37 } |
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38 increment_debug_jni_lock_count(); |
0 | 39 } |
40 thread->enter_critical(); | |
41 } | |
42 | |
43 inline void GC_locker::unlock_critical(JavaThread* thread) { | |
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44 if (thread->in_last_critical()) { |
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45 if (needs_gc()) { |
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46 // jni_unlock call calls exit_critical under the lock so that |
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47 // the global lock count and per thread count are in agreement. |
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48 jni_unlock(thread); |
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49 return; |
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50 } |
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51 decrement_debug_jni_lock_count(); |
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52 } |
0 | 53 thread->exit_critical(); |
54 } | |
1972 | 55 |
56 #endif // SHARE_VM_MEMORY_GCLOCKER_INLINE_HPP |