Sun, 21 Apr 2013 20:41:04 -0700
8012907: anti-delta fix for 8010992
Summary: anti-delta fix for 8010992 until 8012902 can be fixed
Reviewed-by: acorn, minqi, rdurbin
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 const char* verify_region_extra(HeapRegion* hr);
48 virtual bool check_mt_safety();
50 public:
51 MasterFreeRegionList(const char* name) : FreeRegionList(name) { }
52 };
54 //////////////////// SecondaryFreeRegionList ////////////////////
56 class SecondaryFreeRegionList : public FreeRegionList {
57 protected:
58 virtual bool check_mt_safety();
60 public:
61 SecondaryFreeRegionList(const char* name) : FreeRegionList(name) { }
62 };
64 //////////////////// OldRegionSet ////////////////////
66 class OldRegionSet : public HeapRegionSet {
67 protected:
68 virtual const char* verify_region_extra(HeapRegion* hr);
70 virtual bool regions_humongous() { return false; }
71 virtual bool regions_empty() { return false; }
73 public:
74 OldRegionSet(const char* name) : HeapRegionSet(name) { }
75 };
77 //////////////////// MasterOldRegionSet ////////////////////
79 class MasterOldRegionSet : public OldRegionSet {
80 private:
81 protected:
82 virtual bool check_mt_safety();
84 public:
85 MasterOldRegionSet(const char* name) : OldRegionSet(name) { }
86 };
88 //////////////////// HumongousRegionSet ////////////////////
90 class HumongousRegionSet : public HeapRegionSet {
91 protected:
92 virtual const char* verify_region_extra(HeapRegion* hr);
94 virtual bool regions_humongous() { return true; }
95 virtual bool regions_empty() { return false; }
97 public:
98 HumongousRegionSet(const char* name) : HeapRegionSet(name) { }
99 };
101 //////////////////// MasterHumongousRegionSet ////////////////////
103 class MasterHumongousRegionSet : public HumongousRegionSet {
104 protected:
105 virtual bool check_mt_safety();
107 public:
108 MasterHumongousRegionSet(const char* name) : HumongousRegionSet(name) { }
109 };
111 #endif // SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSETS_HPP