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comparison src/share/vm/gc_implementation/parNew/parOopClosures.hpp @ 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 d2a62e0f25eb
children 9766f73e770d
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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.
33 class ParNewGeneration; 33 class ParNewGeneration;
34 typedef Padded<OopTaskQueue> ObjToScanQueue; 34 typedef Padded<OopTaskQueue> ObjToScanQueue;
35 typedef GenericTaskQueueSet<ObjToScanQueue, mtGC> ObjToScanQueueSet; 35 typedef GenericTaskQueueSet<ObjToScanQueue, mtGC> ObjToScanQueueSet;
36 class ParallelTaskTerminator; 36 class ParallelTaskTerminator;
37 37
38 class ParScanClosure: public OopsInGenClosure { 38 class ParScanClosure: public OopsInKlassOrGenClosure {
39 protected: 39 protected:
40 ParScanThreadState* _par_scan_state; 40 ParScanThreadState* _par_scan_state;
41 ParNewGeneration* _g; 41 ParNewGeneration* _g;
42 HeapWord* _boundary; 42 HeapWord* _boundary;
43 template <class T> void inline par_do_barrier(T* p); 43 template <class T> void inline par_do_barrier(T* p);