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comparison src/share/vm/gc_implementation/concurrentMarkSweep/cmsCollectorPolicy.cpp @ 6725:da91efe96a93

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6964458: Reimplement class meta-data storage to use native memory Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>
author coleenp
date Sat, 01 Sep 2012 13:25:18 -0400
parents f08d439fab8c
children f34d701e952e
comparison
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6724:36d1d483d5d6 6725:da91efe96a93
1 /* 1 /*
2 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 2007, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 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 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
61 ConcurrentMarkSweepPolicy::ConcurrentMarkSweepPolicy() { 61 ConcurrentMarkSweepPolicy::ConcurrentMarkSweepPolicy() {
62 initialize_all(); 62 initialize_all();
63 } 63 }
64 64
65 void ConcurrentMarkSweepPolicy::initialize_generations() { 65 void ConcurrentMarkSweepPolicy::initialize_generations() {
66 initialize_perm_generation(PermGen::ConcurrentMarkSweep);
67 _generations = new GenerationSpecPtr[number_of_generations()]; 66 _generations = new GenerationSpecPtr[number_of_generations()];
68 if (_generations == NULL) 67 if (_generations == NULL)
69 vm_exit_during_initialization("Unable to allocate gen spec"); 68 vm_exit_during_initialization("Unable to allocate gen spec");
70 69
71 if (ParNewGeneration::in_use()) { 70 if (ParNewGeneration::in_use()) {