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comparison: src/share/vm/gc_implementation/shared/gcHeapSummary.hpp
src/share/vm/gc_implementation/shared/gcHeapSummary.hpp
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| 1 /* | |
| 2 * Copyright (c) 2012, 2013, 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 */ | |
| 24 | |
| 25 #ifndef SHARE_VM_GC_IMPLEMENTATION_SHARED_GCHEAPSUMMARY_HPP | |
| 26 #define SHARE_VM_GC_IMPLEMENTATION_SHARED_GCHEAPSUMMARY_HPP | |
| 27 | |
| 28 #include "memory/allocation.hpp" | |
| 29 #include "memory/metaspaceChunkFreeListSummary.hpp" | |
| 30 | |
| 31 class VirtualSpaceSummary : public StackObj { | |
| 32 HeapWord* _start; | |
| 33 HeapWord* _committed_end; | |
| 34 HeapWord* _reserved_end; | |
| 35 public: | |
| 36 VirtualSpaceSummary() : | |
| 37 _start(NULL), _committed_end(NULL), _reserved_end(NULL) { } | |
| 38 VirtualSpaceSummary(HeapWord* start, HeapWord* committed_end, HeapWord* reserved_end) : | |
| 39 _start(start), _committed_end(committed_end), _reserved_end(reserved_end) { } | |
| 40 | |
| 41 HeapWord* start() const { return _start; } | |
| 42 HeapWord* committed_end() const { return _committed_end; } | |
| 43 HeapWord* reserved_end() const { return _reserved_end; } | |
| 44 size_t committed_size() const { return (uintptr_t)_committed_end - (uintptr_t)_start; } | |
| 45 size_t reserved_size() const { return (uintptr_t)_reserved_end - (uintptr_t)_start; } | |
| 46 }; | |
| 47 | |
| 48 class SpaceSummary : public StackObj { | |
| 49 HeapWord* _start; | |
| 50 HeapWord* _end; | |
| 51 size_t _used; | |
| 52 public: | |
| 53 SpaceSummary() : | |
| 54 _start(NULL), _end(NULL), _used(0) { } | |
| 55 SpaceSummary(HeapWord* start, HeapWord* end, size_t used) : | |
| 56 _start(start), _end(end), _used(used) { } | |
| 57 | |
| 58 HeapWord* start() const { return _start; } | |
| 59 HeapWord* end() const { return _end; } | |
| 60 size_t used() const { return _used; } | |
| 61 size_t size() const { return (uintptr_t)_end - (uintptr_t)_start; } | |
| 62 }; | |
| 63 | |
| 64 class MetaspaceSizes : public StackObj { | |
| 65 size_t _committed; | |
| 66 size_t _used; | |
| 67 size_t _reserved; | |
| 68 | |
| 69 public: | |
| 70 MetaspaceSizes() : _committed(0), _used(0), _reserved(0) {} | |
| 71 MetaspaceSizes(size_t committed, size_t used, size_t reserved) : | |
| 72 _committed(committed), _used(used), _reserved(reserved) {} | |
| 73 | |
| 74 size_t committed() const { return _committed; } | |
| 75 size_t used() const { return _used; } | |
| 76 size_t reserved() const { return _reserved; } | |
| 77 }; | |
| 78 | |
| 79 class GCHeapSummary; | |
| 80 class PSHeapSummary; | |
| 81 | |
| 82 class GCHeapSummaryVisitor { | |
| 83 public: | |
| 84 virtual void visit(const GCHeapSummary* heap_summary) const = 0; | |
| 85 virtual void visit(const PSHeapSummary* heap_summary) const {} | |
| 86 }; | |
| 87 | |
| 88 class GCHeapSummary : public StackObj { | |
| 89 VirtualSpaceSummary _heap; | |
| 90 size_t _used; | |
| 91 | |
| 92 public: | |
| 93 GCHeapSummary() : | |
| 94 _heap(), _used(0) { } | |
| 95 GCHeapSummary(VirtualSpaceSummary& heap_space, size_t used) : | |
| 96 _heap(heap_space), _used(used) { } | |
| 97 | |
| 98 const VirtualSpaceSummary& heap() const { return _heap; } | |
| 99 size_t used() const { return _used; } | |
| 100 | |
| 101 virtual void accept(GCHeapSummaryVisitor* visitor) const { | |
| 102 visitor->visit(this); | |
| 103 } | |
| 104 }; | |
| 105 | |
| 106 class PSHeapSummary : public GCHeapSummary { | |
| 107 VirtualSpaceSummary _old; | |
| 108 SpaceSummary _old_space; | |
| 109 VirtualSpaceSummary _young; | |
| 110 SpaceSummary _eden; | |
| 111 SpaceSummary _from; | |
| 112 SpaceSummary _to; | |
| 113 public: | |
| 114 PSHeapSummary(VirtualSpaceSummary& heap_space, size_t heap_used, VirtualSpaceSummary old, SpaceSummary old_space, VirtualSpaceSummary young, SpaceSummary eden, SpaceSummary from, SpaceSummary to) : | |
| 115 GCHeapSummary(heap_space, heap_used), _old(old), _old_space(old_space), _young(young), _eden(eden), _from(from), _to(to) { } | |
| 116 const VirtualSpaceSummary& old() const { return _old; } | |
| 117 const SpaceSummary& old_space() const { return _old_space; } | |
| 118 const VirtualSpaceSummary& young() const { return _young; } | |
| 119 const SpaceSummary& eden() const { return _eden; } | |
| 120 const SpaceSummary& from() const { return _from; } | |
| 121 const SpaceSummary& to() const { return _to; } | |
| 122 | |
| 123 virtual void accept(GCHeapSummaryVisitor* visitor) const { | |
| 124 visitor->visit(this); | |
| 125 } | |
| 126 }; | |
| 127 | |
| 128 class MetaspaceSummary : public StackObj { | |
| 129 size_t _capacity_until_GC; | |
| 130 MetaspaceSizes _meta_space; | |
| 131 MetaspaceSizes _data_space; | |
| 132 MetaspaceSizes _class_space; | |
| 133 MetaspaceChunkFreeListSummary _metaspace_chunk_free_list_summary; | |
| 134 MetaspaceChunkFreeListSummary _class_chunk_free_list_summary; | |
| 135 | |
| 136 public: | |
| 137 MetaspaceSummary() : | |
| 138 _capacity_until_GC(0), | |
| 139 _meta_space(), | |
| 140 _data_space(), | |
| 141 _class_space(), | |
| 142 _metaspace_chunk_free_list_summary(), | |
| 143 _class_chunk_free_list_summary() | |
| 144 {} | |
| 145 MetaspaceSummary(size_t capacity_until_GC, | |
| 146 const MetaspaceSizes& meta_space, | |
| 147 const MetaspaceSizes& data_space, | |
| 148 const MetaspaceSizes& class_space, | |
| 149 const MetaspaceChunkFreeListSummary& metaspace_chunk_free_list_summary, | |
| 150 const MetaspaceChunkFreeListSummary& class_chunk_free_list_summary) : | |
| 151 _capacity_until_GC(capacity_until_GC), | |
| 152 _meta_space(meta_space), | |
| 153 _data_space(data_space), | |
| 154 _class_space(class_space), | |
| 155 _metaspace_chunk_free_list_summary(metaspace_chunk_free_list_summary), | |
| 156 _class_chunk_free_list_summary(class_chunk_free_list_summary) | |
| 157 {} | |
| 158 | |
| 159 size_t capacity_until_GC() const { return _capacity_until_GC; } | |
| 160 const MetaspaceSizes& meta_space() const { return _meta_space; } | |
| 161 const MetaspaceSizes& data_space() const { return _data_space; } | |
| 162 const MetaspaceSizes& class_space() const { return _class_space; } | |
| 163 | |
| 164 const MetaspaceChunkFreeListSummary& metaspace_chunk_free_list_summary() const { | |
| 165 return _metaspace_chunk_free_list_summary; | |
| 166 } | |
| 167 | |
| 168 const MetaspaceChunkFreeListSummary& class_chunk_free_list_summary() const { | |
| 169 return _class_chunk_free_list_summary; | |
| 170 } | |
| 171 | |
| 172 }; | |
| 173 | |
| 174 #endif // SHARE_VM_GC_IMPLEMENTATION_SHARED_GCHEAPSUMMARY_HPP |
