Mercurial > hg > truffle
annotate src/share/vm/memory/watermark.hpp @ 15250:4c68a0eb69ca
mx: refactored JMH benchmark building and dependency creation out of 'jmh' into 'buildjmh' and 'makejmhdeps' respectively
author | Doug Simon <doug.simon@oracle.com> |
---|---|
date | Sat, 19 Apr 2014 00:41:04 +0200 |
parents | f95d63e2154a |
children |
rev | line source |
---|---|
0 | 1 /* |
1972 | 2 * Copyright (c) 2000, 2010, 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 * | |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
0
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
0
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
0
diff
changeset
|
21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #ifndef SHARE_VM_MEMORY_WATERMARK_HPP |
26 #define SHARE_VM_MEMORY_WATERMARK_HPP | |
27 | |
28 #include "memory/allocation.hpp" | |
29 #include "utilities/globalDefinitions.hpp" | |
30 | |
0 | 31 // A water mark points into a space and is used during GC to keep track of |
32 // progress. | |
33 | |
34 class Space; | |
35 | |
36 class WaterMark VALUE_OBJ_CLASS_SPEC { | |
37 friend class VMStructs; | |
38 private: | |
39 HeapWord* _point; | |
40 Space* _space; | |
41 public: | |
42 // Accessors | |
43 Space* space() const { return _space; } | |
44 void set_space(Space* s) { _space = s; } | |
45 HeapWord* point() const { return _point; } | |
46 void set_point(HeapWord* p) { _point = p; } | |
47 | |
48 // Constructors | |
49 WaterMark(Space* s, HeapWord* p) : _space(s), _point(p) {}; | |
50 WaterMark() : _space(NULL), _point(NULL) {}; | |
51 }; | |
52 | |
53 inline bool operator==(const WaterMark& x, const WaterMark& y) { | |
54 return (x.point() == y.point()) && (x.space() == y.space()); | |
55 } | |
56 | |
57 inline bool operator!=(const WaterMark& x, const WaterMark& y) { | |
58 return !(x == y); | |
59 } | |
1972 | 60 |
61 #endif // SHARE_VM_MEMORY_WATERMARK_HPP |