Mercurial > hg > truffle
annotate src/share/vm/gc_implementation/concurrentMarkSweep/cmsPermGen.cpp @ 1562:dfe27f03244a
Merge
author | trims |
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date | Tue, 01 Jun 2010 11:48:33 -0700 |
parents | c18cbe5936b8 |
children | e41cd7fd68a6 |
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0 | 1 /* |
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2 * Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved. |
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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. |
0 | 22 * |
23 */ | |
24 | |
25 #include "incls/_precompiled.incl" | |
26 #include "incls/_cmsPermGen.cpp.incl" | |
27 | |
28 CMSPermGen::CMSPermGen(ReservedSpace rs, size_t initial_byte_size, | |
29 CardTableRS* ct, | |
30 FreeBlockDictionary::DictionaryChoice dictionaryChoice) { | |
31 CMSPermGenGen* g = | |
32 new CMSPermGenGen(rs, initial_byte_size, -1, ct); | |
33 if (g == NULL) { | |
34 vm_exit_during_initialization("Could not allocate a CompactingPermGen"); | |
35 } | |
36 | |
37 g->initialize_performance_counters(); | |
38 | |
39 _gen = g; | |
40 } | |
41 | |
42 HeapWord* CMSPermGen::mem_allocate(size_t size) { | |
43 Mutex* lock = _gen->freelistLock(); | |
44 bool lock_owned = lock->owned_by_self(); | |
45 if (lock_owned) { | |
46 MutexUnlocker mul(lock); | |
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47 return mem_allocate_in_gen(size, _gen); |
0 | 48 } else { |
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49 return mem_allocate_in_gen(size, _gen); |
0 | 50 } |
51 } | |
52 | |
53 void CMSPermGen::compute_new_size() { | |
54 _gen->compute_new_size(); | |
55 } | |
56 | |
57 void CMSPermGenGen::initialize_performance_counters() { | |
58 | |
59 const char* gen_name = "perm"; | |
60 | |
61 // Generation Counters - generation 2, 1 subspace | |
62 _gen_counters = new GenerationCounters(gen_name, 2, 1, &_virtual_space); | |
63 | |
64 _gc_counters = NULL; | |
65 | |
66 _space_counters = new GSpaceCounters(gen_name, 0, | |
67 _virtual_space.reserved_size(), | |
68 this, _gen_counters); | |
69 } |