annotate src/share/vm/gc_implementation/g1/heapRegionSets.hpp @ 10100:9aa8d8037ee3

Merge
author mgerdin
date Tue, 16 Apr 2013 12:46:24 +0200
parents 8aae2050e83e
children
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1 /*
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2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #ifndef SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSETS_HPP
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26 #define SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSETS_HPP
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27
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28 #include "gc_implementation/g1/heapRegionSet.inline.hpp"
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29
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30 //////////////////// FreeRegionList ////////////////////
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31
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32 class FreeRegionList : public HeapRegionLinkedList {
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33 protected:
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34 virtual const char* verify_region_extra(HeapRegion* hr);
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35
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36 virtual bool regions_humongous() { return false; }
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37 virtual bool regions_empty() { return true; }
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38
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39 public:
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40 FreeRegionList(const char* name) : HeapRegionLinkedList(name) { }
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41 };
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42
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43 //////////////////// MasterFreeRegionList ////////////////////
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44
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45 class MasterFreeRegionList : public FreeRegionList {
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46 protected:
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47 virtual const char* verify_region_extra(HeapRegion* hr);
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48 virtual bool check_mt_safety();
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49
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50 public:
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51 MasterFreeRegionList(const char* name) : FreeRegionList(name) { }
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52 };
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53
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54 //////////////////// SecondaryFreeRegionList ////////////////////
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55
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56 class SecondaryFreeRegionList : public FreeRegionList {
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57 protected:
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58 virtual bool check_mt_safety();
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59
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60 public:
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61 SecondaryFreeRegionList(const char* name) : FreeRegionList(name) { }
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62 };
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63
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64 //////////////////// OldRegionSet ////////////////////
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65
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66 class OldRegionSet : public HeapRegionSet {
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67 protected:
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68 virtual const char* verify_region_extra(HeapRegion* hr);
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69
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70 virtual bool regions_humongous() { return false; }
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71 virtual bool regions_empty() { return false; }
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72
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73 public:
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74 OldRegionSet(const char* name) : HeapRegionSet(name) { }
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75 };
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76
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77 //////////////////// MasterOldRegionSet ////////////////////
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78
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79 class MasterOldRegionSet : public OldRegionSet {
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80 private:
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81 protected:
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82 virtual bool check_mt_safety();
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83
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84 public:
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85 MasterOldRegionSet(const char* name) : OldRegionSet(name) { }
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86 };
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87
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88 //////////////////// HumongousRegionSet ////////////////////
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89
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90 class HumongousRegionSet : public HeapRegionSet {
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91 protected:
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92 virtual const char* verify_region_extra(HeapRegion* hr);
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93
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94 virtual bool regions_humongous() { return true; }
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95 virtual bool regions_empty() { return false; }
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96
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97 public:
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98 HumongousRegionSet(const char* name) : HeapRegionSet(name) { }
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99 };
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100
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101 //////////////////// MasterHumongousRegionSet ////////////////////
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102
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103 class MasterHumongousRegionSet : public HumongousRegionSet {
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104 protected:
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105 virtual bool check_mt_safety();
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106
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107 public:
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108 MasterHumongousRegionSet(const char* name) : HumongousRegionSet(name) { }
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109 };
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110
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111 #endif // SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSETS_HPP