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comparison src/share/vm/oops/cpCacheKlass.hpp @ 0:a61af66fc99e jdk7-b24

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
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children ba764ed4b6f2
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-1:000000000000 0:a61af66fc99e
1 /*
2 * Copyright 1998-2006 Sun Microsystems, Inc. All Rights Reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
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
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
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).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 *
23 */
24
25 class constantPoolCacheKlass: public arrayKlass {
26 public:
27 // Dispatched klass operations
28 bool oop_is_constantPoolCache() const { return true; }
29 int oop_size(oop obj) const;
30 int klass_oop_size() const { return object_size(); }
31
32 // Allocation
33 DEFINE_ALLOCATE_PERMANENT(constantPoolCacheKlass);
34 constantPoolCacheOop allocate(int length, TRAPS);
35 static klassOop create_klass(TRAPS);
36
37 // Casting from klassOop
38 static constantPoolCacheKlass* cast(klassOop k) {
39 assert(k->klass_part()->oop_is_constantPoolCache(), "cast to constantPoolCacheKlass");
40 return (constantPoolCacheKlass*)k->klass_part();
41 }
42
43 // Sizing
44 static int header_size() { return oopDesc::header_size() + sizeof(constantPoolCacheKlass)/HeapWordSize; }
45 int object_size() const { return arrayKlass::object_size(header_size()); }
46
47 // Garbage collection
48 void oop_follow_contents(oop obj);
49 int oop_adjust_pointers(oop obj);
50
51 // Parallel Scavenge and Parallel Old
52 PARALLEL_GC_DECLS
53
54 // Iterators
55 int oop_oop_iterate(oop obj, OopClosure* blk);
56 int oop_oop_iterate_m(oop obj, OopClosure* blk, MemRegion mr);
57
58 #ifndef PRODUCT
59 public:
60 // Printing
61 void oop_print_on(oop obj, outputStream* st);
62 #endif
63
64 public:
65 // Verification
66 const char* internal_name() const;
67 void oop_verify_on(oop obj, outputStream* st);
68 };