Wed, 08 Jun 2011 21:48:38 -0400
7045662: G1: OopsInHeapRegionClosure::set_region() should not be virtual
Summary: make the method non-virtual, remove five unused closures, and fix a couple of copyright typos.
Reviewed-by: stefank, johnc, poonam
1 /*
2 * Copyright (c) 2011, 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 */
25 #ifndef SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSETS_HPP
26 #define SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSETS_HPP
28 #include "gc_implementation/g1/heapRegionSet.inline.hpp"
30 //////////////////// FreeRegionList ////////////////////
32 class FreeRegionList : public HeapRegionLinkedList {
33 protected:
34 virtual const char* verify_region_extra(HeapRegion* hr);
36 virtual bool regions_humongous() { return false; }
37 virtual bool regions_empty() { return true; }
39 public:
40 FreeRegionList(const char* name) : HeapRegionLinkedList(name) { }
41 };
43 //////////////////// MasterFreeRegionList ////////////////////
45 class MasterFreeRegionList : public FreeRegionList {
46 protected:
47 virtual bool check_mt_safety();
49 public:
50 MasterFreeRegionList(const char* name) : FreeRegionList(name) { }
51 };
53 //////////////////// SecondaryFreeRegionList ////////////////////
55 class SecondaryFreeRegionList : public FreeRegionList {
56 protected:
57 virtual bool check_mt_safety();
59 public:
60 SecondaryFreeRegionList(const char* name) : FreeRegionList(name) { }
61 };
63 //////////////////// HumongousRegionSet ////////////////////
65 class HumongousRegionSet : public HeapRegionSet {
66 protected:
67 virtual const char* verify_region_extra(HeapRegion* hr);
69 virtual bool regions_humongous() { return true; }
70 virtual bool regions_empty() { return false; }
72 public:
73 HumongousRegionSet(const char* name) : HeapRegionSet(name) { }
74 };
76 //////////////////// MasterHumongousRegionSet ////////////////////
78 class MasterHumongousRegionSet : public HumongousRegionSet {
79 protected:
80 virtual bool check_mt_safety();
82 public:
83 MasterHumongousRegionSet(const char* name) : HumongousRegionSet(name) { }
84 };
86 #endif // SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSETS_HPP