1 /*
2 * Copyright (c) 1998, 2009, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 class constantPoolCacheKlass: public Klass {
26 juint _alloc_size; // allocation profiling support
27 public:
28 // Dispatched klass operations
29 bool oop_is_constantPoolCache() const { return true; }
30 int oop_size(oop obj) const;
31 int klass_oop_size() const { return object_size(); }
32
33 // Allocation
34 DEFINE_ALLOCATE_PERMANENT(constantPoolCacheKlass);
35 constantPoolCacheOop allocate(int length, bool is_conc_safe, TRAPS);
36 static klassOop create_klass(TRAPS);
37
38 // Casting from klassOop
39 static constantPoolCacheKlass* cast(klassOop k) {
40 assert(k->klass_part()->oop_is_constantPoolCache(), "cast to constantPoolCacheKlass");
41 return (constantPoolCacheKlass*)k->klass_part();
42 }
43
44 // Sizing
52
53 // Parallel Scavenge and Parallel Old
54 PARALLEL_GC_DECLS
55
56 // Iterators
57 int oop_oop_iterate(oop obj, OopClosure* blk);
58 int oop_oop_iterate_m(oop obj, OopClosure* blk, MemRegion mr);
59
60 // Allocation profiling support
61 juint alloc_size() const { return _alloc_size; }
62 void set_alloc_size(juint n) { _alloc_size = n; }
63
64 // Printing
65 void oop_print_value_on(oop obj, outputStream* st);
66 void oop_print_on(oop obj, outputStream* st);
67
68 // Verification
69 const char* internal_name() const;
70 void oop_verify_on(oop obj, outputStream* st);
71 };
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1 /*
2 * Copyright (c) 1998, 2010, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #ifndef SHARE_VM_OOPS_CPCACHEKLASS_HPP
26 #define SHARE_VM_OOPS_CPCACHEKLASS_HPP
27
28 #include "oops/arrayKlass.hpp"
29 #include "oops/cpCacheOop.hpp"
30 #include "oops/instanceKlass.hpp"
31
32 class constantPoolCacheKlass: public Klass {
33 juint _alloc_size; // allocation profiling support
34 public:
35 // Dispatched klass operations
36 bool oop_is_constantPoolCache() const { return true; }
37 int oop_size(oop obj) const;
38 int klass_oop_size() const { return object_size(); }
39
40 // Allocation
41 DEFINE_ALLOCATE_PERMANENT(constantPoolCacheKlass);
42 constantPoolCacheOop allocate(int length, bool is_conc_safe, TRAPS);
43 static klassOop create_klass(TRAPS);
44
45 // Casting from klassOop
46 static constantPoolCacheKlass* cast(klassOop k) {
47 assert(k->klass_part()->oop_is_constantPoolCache(), "cast to constantPoolCacheKlass");
48 return (constantPoolCacheKlass*)k->klass_part();
49 }
50
51 // Sizing
59
60 // Parallel Scavenge and Parallel Old
61 PARALLEL_GC_DECLS
62
63 // Iterators
64 int oop_oop_iterate(oop obj, OopClosure* blk);
65 int oop_oop_iterate_m(oop obj, OopClosure* blk, MemRegion mr);
66
67 // Allocation profiling support
68 juint alloc_size() const { return _alloc_size; }
69 void set_alloc_size(juint n) { _alloc_size = n; }
70
71 // Printing
72 void oop_print_value_on(oop obj, outputStream* st);
73 void oop_print_on(oop obj, outputStream* st);
74
75 // Verification
76 const char* internal_name() const;
77 void oop_verify_on(oop obj, outputStream* st);
78 };
79
80 #endif // SHARE_VM_OOPS_CPCACHEKLASS_HPP
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