Mercurial > hg > truffle
annotate src/share/vm/gc_implementation/parallelScavenge/psPermGen.hpp @ 1562:dfe27f03244a
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author | trims |
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date | Tue, 01 Jun 2010 11:48:33 -0700 |
parents | c18cbe5936b8 |
children | f95d63e2154a |
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0 | 1 /* |
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2 * Copyright (c) 2001, 2005, 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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7 * published by the Free Software Foundation. | |
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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). | |
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15 * You should have received a copy of the GNU General Public License version | |
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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 class AdaptivePaddedAverage; | |
26 | |
27 class PSPermGen : public PSOldGen { | |
28 friend class VMStructs; | |
29 protected: | |
30 AdaptivePaddedAverage* _avg_size; // Used for sizing | |
31 size_t _last_used; // Amount used at last GC, used for sizing | |
32 | |
33 public: | |
34 // Initialize the generation. | |
35 PSPermGen(ReservedSpace rs, size_t alignment, size_t initial_byte_size, | |
36 size_t minimum_byte_size, size_t maximum_byte_size, | |
37 const char* gen_name, int level); | |
38 | |
39 // Permanent Gen special allocation. Uses the OldGen allocation | |
40 // routines, which should not be directly called on this generation. | |
41 HeapWord* allocate_permanent(size_t word_size); | |
42 | |
43 // Size calculation. | |
44 void compute_new_size(size_t used_before_collection); | |
45 | |
46 // MarkSweep code | |
47 virtual void precompact(); | |
48 | |
49 // Parallel old | |
50 virtual void move_and_update(ParCompactionManager* cm); | |
51 | |
52 virtual const char* name() const { return "PSPermGen"; } | |
53 }; |