author | johnc |
Mon, 07 Jun 2010 17:46:04 -0700 | |
changeset 5716 | 1947993a6161 |
parent 4584 | e2a449e8cc6f |
child 5547 | f4b087cbb361 |
permissions | -rw-r--r-- |
1 | 1 |
/* |
2 |
* Copyright 1997-2006 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 |
// a symbolKlass is the klass for a symbolOop |
|
26 |
||
27 |
class symbolKlass : public Klass { |
|
28 |
friend class VMStructs; |
|
29 |
private: |
|
30 |
juint _alloc_size; // allocation profiling support |
|
31 |
public: |
|
32 |
// Allocation |
|
33 |
DEFINE_ALLOCATE_PERMANENT(symbolKlass); |
|
34 |
static klassOop create_klass(TRAPS); |
|
35 |
symbolOop allocate_symbol(u1* name, int len, TRAPS); // Assumes no characters larger than 0x7F |
|
36 |
bool allocate_symbols(int names_count, const char** names, int* lengths, symbolOop* sym_oops, TRAPS); |
|
37 |
||
38 |
// Test operation |
|
39 |
bool oop_is_symbol() const { return true; } |
|
40 |
||
41 |
// Casting from klassOop |
|
42 |
static symbolKlass* cast(klassOop k) { |
|
43 |
assert(k->klass_part()->oop_is_symbol(), "cast to symbolKlass"); |
|
44 |
return (symbolKlass*) k->klass_part(); |
|
45 |
} |
|
46 |
||
47 |
static int header_size() { return oopDesc::header_size() + sizeof(symbolKlass)/HeapWordSize; } |
|
48 |
int oop_size(oop obj) const; |
|
49 |
int klass_oop_size() const { return object_size(); } |
|
50 |
int object_size() const { return align_object_size(header_size()); } |
|
51 |
||
52 |
// Garbage collection |
|
53 |
void oop_follow_contents(oop obj); |
|
54 |
int oop_adjust_pointers(oop obj); |
|
55 |
bool oop_is_parsable(oop obj) const; |
|
56 |
||
57 |
// Parallel Scavenge and Parallel Old |
|
58 |
PARALLEL_GC_DECLS |
|
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 |
// Iterators |
|
65 |
int oop_oop_iterate(oop obj, OopClosure* blk); |
|
66 |
int oop_oop_iterate_m(oop obj, OopClosure* blk, MemRegion mr); |
|
67 |
||
68 |
// Printing |
|
69 |
void oop_print_value_on(oop obj, outputStream* st); |
|
4584
e2a449e8cc6f
6912062: disassembler plugin needs to produce symbolic information in product mode
jrose
parents:
1
diff
changeset
|
70 |
#ifndef PRODUCT |
1 | 71 |
void oop_print_on(oop obj, outputStream* st); |
4584
e2a449e8cc6f
6912062: disassembler plugin needs to produce symbolic information in product mode
jrose
parents:
1
diff
changeset
|
72 |
#endif //PRODUCT |
1 | 73 |
const char* internal_name() const; |
74 |
}; |