Mercurial > hg > graal-jvmci-8
comparison src/share/vm/gc_implementation/shared/gcHeapSummary.hpp @ 10405:f2110083203d
8005849: JEP 167: Event-Based JVM Tracing
Reviewed-by: acorn, coleenp, sla
Contributed-by: Karen Kinnear <karen.kinnear@oracle.com>, Bengt Rutisson <bengt.rutisson@oracle.com>, Calvin Cheung <calvin.cheung@oracle.com>, Erik Gahlin <erik.gahlin@oracle.com>, Erik Helin <erik.helin@oracle.com>, Jesper Wilhelmsson <jesper.wilhelmsson@oracle.com>, Keith McGuigan <keith.mcguigan@oracle.com>, Mattias Tobiasson <mattias.tobiasson@oracle.com>, Markus Gronlund <markus.gronlund@oracle.com>, Mikael Auno <mikael.auno@oracle.com>, Nils Eliasson <nils.eliasson@oracle.com>, Nils Loodin <nils.loodin@oracle.com>, Rickard Backman <rickard.backman@oracle.com>, Staffan Larsen <staffan.larsen@oracle.com>, Stefan Karlsson <stefan.karlsson@oracle.com>, Yekaterina Kantserova <yekaterina.kantserova@oracle.com>
author | sla |
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date | Mon, 10 Jun 2013 11:30:51 +0200 |
parents | |
children | 537c8e21b118 |
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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 | |
30 class VirtualSpaceSummary : public StackObj { | |
31 HeapWord* _start; | |
32 HeapWord* _committed_end; | |
33 HeapWord* _reserved_end; | |
34 public: | |
35 VirtualSpaceSummary() : | |
36 _start(NULL), _committed_end(NULL), _reserved_end(NULL) { } | |
37 VirtualSpaceSummary(HeapWord* start, HeapWord* committed_end, HeapWord* reserved_end) : | |
38 _start(start), _committed_end(committed_end), _reserved_end(reserved_end) { } | |
39 | |
40 HeapWord* start() const { return _start; } | |
41 HeapWord* committed_end() const { return _committed_end; } | |
42 HeapWord* reserved_end() const { return _reserved_end; } | |
43 size_t committed_size() const { return (uintptr_t)_committed_end - (uintptr_t)_start; } | |
44 size_t reserved_size() const { return (uintptr_t)_reserved_end - (uintptr_t)_start; } | |
45 }; | |
46 | |
47 class SpaceSummary : public StackObj { | |
48 HeapWord* _start; | |
49 HeapWord* _end; | |
50 size_t _used; | |
51 public: | |
52 SpaceSummary() : | |
53 _start(NULL), _end(NULL), _used(0) { } | |
54 SpaceSummary(HeapWord* start, HeapWord* end, size_t used) : | |
55 _start(start), _end(end), _used(used) { } | |
56 | |
57 HeapWord* start() const { return _start; } | |
58 HeapWord* end() const { return _end; } | |
59 size_t used() const { return _used; } | |
60 size_t size() const { return (uintptr_t)_end - (uintptr_t)_start; } | |
61 }; | |
62 | |
63 class MetaspaceSizes : public StackObj { | |
64 size_t _capacity; | |
65 size_t _used; | |
66 size_t _reserved; | |
67 | |
68 public: | |
69 MetaspaceSizes() : _capacity(0), _used(0), _reserved(0) {} | |
70 MetaspaceSizes(size_t capacity, size_t used, size_t reserved) : | |
71 _capacity(capacity), _used(used), _reserved(reserved) {} | |
72 | |
73 size_t capacity() const { return _capacity; } | |
74 size_t used() const { return _used; } | |
75 size_t reserved() const { return _reserved; } | |
76 }; | |
77 | |
78 class GCHeapSummary; | |
79 class PSHeapSummary; | |
80 | |
81 class GCHeapSummaryVisitor { | |
82 public: | |
83 virtual void visit(const GCHeapSummary* heap_summary) const = 0; | |
84 virtual void visit(const PSHeapSummary* heap_summary) const {} | |
85 }; | |
86 | |
87 class GCHeapSummary : public StackObj { | |
88 VirtualSpaceSummary _heap; | |
89 size_t _used; | |
90 | |
91 public: | |
92 GCHeapSummary() : | |
93 _heap(), _used(0) { } | |
94 GCHeapSummary(VirtualSpaceSummary& heap_space, size_t used) : | |
95 _heap(heap_space), _used(used) { } | |
96 | |
97 const VirtualSpaceSummary& heap() const { return _heap; } | |
98 size_t used() const { return _used; } | |
99 | |
100 virtual void accept(GCHeapSummaryVisitor* visitor) const { | |
101 visitor->visit(this); | |
102 } | |
103 }; | |
104 | |
105 class PSHeapSummary : public GCHeapSummary { | |
106 VirtualSpaceSummary _old; | |
107 SpaceSummary _old_space; | |
108 VirtualSpaceSummary _young; | |
109 SpaceSummary _eden; | |
110 SpaceSummary _from; | |
111 SpaceSummary _to; | |
112 public: | |
113 PSHeapSummary(VirtualSpaceSummary& heap_space, size_t heap_used, VirtualSpaceSummary old, SpaceSummary old_space, VirtualSpaceSummary young, SpaceSummary eden, SpaceSummary from, SpaceSummary to) : | |
114 GCHeapSummary(heap_space, heap_used), _old(old), _old_space(old_space), _young(young), _eden(eden), _from(from), _to(to) { } | |
115 const VirtualSpaceSummary& old() const { return _old; } | |
116 const SpaceSummary& old_space() const { return _old_space; } | |
117 const VirtualSpaceSummary& young() const { return _young; } | |
118 const SpaceSummary& eden() const { return _eden; } | |
119 const SpaceSummary& from() const { return _from; } | |
120 const SpaceSummary& to() const { return _to; } | |
121 | |
122 virtual void accept(GCHeapSummaryVisitor* visitor) const { | |
123 visitor->visit(this); | |
124 } | |
125 }; | |
126 | |
127 class MetaspaceSummary : public StackObj { | |
128 MetaspaceSizes _meta_space; | |
129 MetaspaceSizes _data_space; | |
130 MetaspaceSizes _class_space; | |
131 | |
132 public: | |
133 MetaspaceSummary() : _meta_space(), _data_space(), _class_space() {} | |
134 MetaspaceSummary(const MetaspaceSizes& meta_space, const MetaspaceSizes& data_space, const MetaspaceSizes& class_space) : | |
135 _meta_space(meta_space), _data_space(data_space), _class_space(class_space) { } | |
136 | |
137 const MetaspaceSizes& meta_space() const { return _meta_space; } | |
138 const MetaspaceSizes& data_space() const { return _data_space; } | |
139 const MetaspaceSizes& class_space() const { return _class_space; } | |
140 }; | |
141 | |
142 #endif // SHARE_VM_GC_IMPLEMENTATION_SHARED_GCHEAPSUMMARY_HPP |