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comparison src/share/vm/gc_implementation/g1/ptrQueue.inline.hpp @ 362:f8199438385b

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Merge
author apetrusenko
date Wed, 17 Sep 2008 16:49:18 +0400
parents 37f87013dfd8
children
comparison
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316:5fa96a5a7e76 362:f8199438385b
1 /*
2 * Copyright 2001-2007 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 *
23 */
24
25 void PtrQueue::handle_zero_index() {
26 assert(0 == _index, "Precondition.");
27 // This thread records the full buffer and allocates a new one (while
28 // holding the lock if there is one).
29 void** buf = _buf;
30 _buf = qset()->allocate_buffer();
31 _sz = qset()->buffer_size();
32 _index = _sz;
33 assert(0 <= _index && _index <= _sz, "Invariant.");
34 if (buf != NULL) {
35 if (_lock) {
36 locking_enqueue_completed_buffer(buf);
37 } else {
38 qset()->enqueue_complete_buffer(buf);
39 }
40 }
41 }