comparison src/share/vm/gc_implementation/parallelScavenge/psGenerationCounters.hpp @ 0:a61af66fc99e jdk7-b24

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
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children c18cbe5936b8
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-1:000000000000 0:a61af66fc99e
1
2 /*
3 * Copyright 2004 Sun Microsystems, Inc. All Rights Reserved.
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 *
6 * This code is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 only, as
8 * published by the Free Software Foundation.
9 *
10 * This code is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * version 2 for more details (a copy is included in the LICENSE file that
14 * accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
21 * CA 95054 USA or visit www.sun.com if you need additional information or
22 * have any questions.
23 *
24 */
25
26 // A PSGenerationCounter is a holder class for performance counters
27 // that track a generation
28
29 class PSGenerationCounters: public GenerationCounters {
30 friend class VMStructs;
31
32 private:
33 PSVirtualSpace* _ps_virtual_space;
34
35 public:
36 PSGenerationCounters(const char* name, int ordinal, int spaces,
37 PSVirtualSpace* v);
38
39 void update_all() {
40 assert(_virtual_space == NULL, "Only one should be in use");
41 _current_size->set_value(_ps_virtual_space->committed_size());
42 }
43 };