Mercurial > hg > truffle
annotate src/share/vm/services/psMemoryPool.cpp @ 13818:d2f520f46180
added more unit tests for meta.api, discovering and fixing an issue with HotSpotResolvedJavaField.getModifiers() in the process
author | Doug Simon <doug.simon@oracle.com> |
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date | Thu, 30 Jan 2014 00:48:41 +0100 |
parents | da91efe96a93 |
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0 | 1 /* |
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6964458: Reimplement class meta-data storage to use native memory
coleenp
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2 * Copyright (c) 2007, 2012, Oracle and/or its affiliates. All rights reserved. |
0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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5 * This code is free software; you can redistribute it and/or modify it | |
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6941466: Oracle rebranding changes for Hotspot repositories
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #include "precompiled.hpp" |
26 #include "classfile/systemDictionary.hpp" | |
27 #include "classfile/vmSymbols.hpp" | |
28 #include "oops/oop.inline.hpp" | |
29 #include "runtime/handles.inline.hpp" | |
30 #include "runtime/javaCalls.hpp" | |
31 #include "services/lowMemoryDetector.hpp" | |
32 #include "services/management.hpp" | |
33 #include "services/memoryManager.hpp" | |
34 #include "services/psMemoryPool.hpp" | |
0 | 35 |
36 PSGenerationPool::PSGenerationPool(PSOldGen* gen, | |
37 const char* name, | |
38 PoolType type, | |
39 bool support_usage_threshold) : | |
40 CollectedMemoryPool(name, type, gen->capacity_in_bytes(), | |
41 gen->reserved().byte_size(), support_usage_threshold), _gen(gen) { | |
42 } | |
43 | |
44 MemoryUsage PSGenerationPool::get_memory_usage() { | |
45 size_t maxSize = (available_for_allocation() ? max_size() : 0); | |
46 size_t used = used_in_bytes(); | |
47 size_t committed = _gen->capacity_in_bytes(); | |
48 | |
49 return MemoryUsage(initial_size(), used, committed, maxSize); | |
50 } | |
51 | |
52 // The max size of EdenMutableSpacePool = | |
53 // max size of the PSYoungGen - capacity of two survivor spaces | |
54 // | |
55 // Max size of PS eden space is changing due to ergonomic. | |
56 // PSYoungGen, PSOldGen, Eden, Survivor spaces are all resizable. | |
57 // | |
58 EdenMutableSpacePool::EdenMutableSpacePool(PSYoungGen* gen, | |
59 MutableSpace* space, | |
60 const char* name, | |
61 PoolType type, | |
62 bool support_usage_threshold) : | |
63 CollectedMemoryPool(name, type, space->capacity_in_bytes(), | |
64 (gen->max_size() - gen->from_space()->capacity_in_bytes() - gen->to_space()->capacity_in_bytes()), | |
65 support_usage_threshold), | |
66 _gen(gen), _space(space) { | |
67 } | |
68 | |
69 MemoryUsage EdenMutableSpacePool::get_memory_usage() { | |
70 size_t maxSize = (available_for_allocation() ? max_size() : 0); | |
71 size_t used = used_in_bytes(); | |
72 size_t committed = _space->capacity_in_bytes(); | |
73 | |
74 return MemoryUsage(initial_size(), used, committed, maxSize); | |
75 } | |
76 | |
77 // The max size of SurvivorMutableSpacePool = | |
78 // current capacity of the from-space | |
79 // | |
80 // PS from and to survivor spaces could have different sizes. | |
81 // | |
82 SurvivorMutableSpacePool::SurvivorMutableSpacePool(PSYoungGen* gen, | |
83 const char* name, | |
84 PoolType type, | |
85 bool support_usage_threshold) : | |
86 CollectedMemoryPool(name, type, gen->from_space()->capacity_in_bytes(), | |
87 gen->from_space()->capacity_in_bytes(), | |
88 support_usage_threshold), _gen(gen) { | |
89 } | |
90 | |
91 MemoryUsage SurvivorMutableSpacePool::get_memory_usage() { | |
92 size_t maxSize = (available_for_allocation() ? max_size() : 0); | |
93 size_t used = used_in_bytes(); | |
94 size_t committed = committed_in_bytes(); | |
95 return MemoryUsage(initial_size(), used, committed, maxSize); | |
96 } |