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comparison src/share/vm/memory/freeBlockDictionary.cpp @ 6026:9f059abe8cf2

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7131629: Generalize the CMS free list code Summary: Make the FreeChunk, FreeList, TreeList, and BinaryTreeDictionary classes usable outside CMS. Reviewed-by: brutisso, johnc, jwilhelm Contributed-by: coleen.phillimore@oracle.com
author jmasa
date Thu, 29 Mar 2012 19:46:24 -0700
parents src/share/vm/gc_implementation/concurrentMarkSweep/freeBlockDictionary.cpp@f08d439fab8c
children f69a5d43dc19
comparison
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6016:3c91f2c9fd21 6026:9f059abe8cf2
1 /*
2 * Copyright (c) 2002, 2010, 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 #include "precompiled.hpp"
26 #ifndef SERIALGC
27 #include "gc_implementation/concurrentMarkSweep/freeChunk.hpp"
28 #endif // SERIALGC
29 #include "memory/freeBlockDictionary.hpp"
30 #ifdef TARGET_OS_FAMILY_linux
31 # include "thread_linux.inline.hpp"
32 #endif
33 #ifdef TARGET_OS_FAMILY_solaris
34 # include "thread_solaris.inline.hpp"
35 #endif
36 #ifdef TARGET_OS_FAMILY_windows
37 # include "thread_windows.inline.hpp"
38 #endif
39 #ifdef TARGET_OS_FAMILY_bsd
40 # include "thread_bsd.inline.hpp"
41 #endif
42
43 #ifndef PRODUCT
44 template <class Chunk> Mutex* FreeBlockDictionary<Chunk>::par_lock() const {
45 return _lock;
46 }
47
48 template <class Chunk> void FreeBlockDictionary<Chunk>::set_par_lock(Mutex* lock) {
49 _lock = lock;
50 }
51
52 template <class Chunk> void FreeBlockDictionary<Chunk>::verify_par_locked() const {
53 #ifdef ASSERT
54 if (ParallelGCThreads > 0) {
55 Thread* myThread = Thread::current();
56 if (myThread->is_GC_task_thread()) {
57 assert(par_lock() != NULL, "Should be using locking?");
58 assert_lock_strong(par_lock());
59 }
60 }
61 #endif // ASSERT
62 }
63 #endif
64
65 #ifndef SERIALGC
66 // Explicitly instantiate for FreeChunk
67 template class FreeBlockDictionary<FreeChunk>;
68 #endif // SERIALGC