Mercurial > hg > truffle
annotate src/share/vm/oops/methodDataKlass.hpp @ 1616:38e8278318ca
6656830: assert((*p)->is_oop(),"expected an oop while scanning weak refs")
Reviewed-by: dcubed, kvn, twisti
author | never |
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date | Mon, 21 Jun 2010 14:26:17 -0700 |
parents | c18cbe5936b8 |
children | f95d63e2154a |
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0 | 1 /* |
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2 * Copyright (c) 2000, 2006, Oracle and/or its affiliates. All rights reserved. |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 // a methodDataKlass is the klass of a methodDataOop | |
26 | |
27 class methodDataKlass : public Klass { | |
28 friend class VMStructs; | |
29 private: | |
30 juint _alloc_size; // allocation profiling support | |
31 public: | |
32 // Testing | |
33 bool oop_is_methodData() const { return true; } | |
34 | |
35 // Allocation | |
36 DEFINE_ALLOCATE_PERMANENT(methodDataKlass); | |
37 methodDataOop allocate(methodHandle method, TRAPS); | |
38 static klassOop create_klass(TRAPS); | |
39 | |
40 // Sizing | |
41 int oop_size(oop obj) const; | |
42 int klass_oop_size() const { return object_size(); } | |
43 | |
44 // Casting from klassOop | |
45 static methodDataKlass* cast(klassOop k) { | |
46 assert(k->klass_part()->oop_is_methodData(), "cast to methodDataKlass"); | |
47 return (methodDataKlass*) k->klass_part(); | |
48 } | |
49 | |
50 // Sizing | |
51 static int header_size() { | |
52 return oopDesc::header_size() + sizeof(methodDataKlass)/wordSize; | |
53 } | |
54 int object_size() const { | |
55 return align_object_size(header_size()); | |
56 } | |
57 | |
58 // Garbage collection | |
59 void oop_follow_contents(oop obj); | |
60 int oop_adjust_pointers(oop obj); | |
61 bool oop_is_parsable(oop obj) const; | |
62 | |
63 // Parallel Scavenge and Parallel Old | |
64 PARALLEL_GC_DECLS | |
65 | |
66 // Allocation profiling support | |
67 juint alloc_size() const { return _alloc_size; } | |
68 void set_alloc_size(juint n) { _alloc_size = n; } | |
69 | |
70 // Iterators | |
71 int oop_oop_iterate(oop obj, OopClosure* blk); | |
72 int oop_oop_iterate_m(oop obj, OopClosure* blk, MemRegion mr); | |
73 | |
74 public: | |
75 // Printing | |
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76 void oop_print_value_on(oop obj, outputStream* st); |
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77 #ifndef PRODUCT |
0 | 78 void oop_print_on (oop obj, outputStream* st); |
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79 #endif //PRODUCT |
0 | 80 |
81 // Verify operations | |
82 const char* internal_name() const; | |
83 void oop_verify_on(oop obj, outputStream* st); | |
84 }; |