Mercurial > hg > graal-compiler
annotate src/share/vm/oops/instanceKlassKlass.hpp @ 6231:7e5976e66c62
7182543: NMT ON: Aggregate a few NMT related bugs
Summary: 1) Fixed MemTrackWorker::generations_in_used() calculation 2) Ensured NMT not to leak memory recorders after shutdown 3) Used ThreadCritical to block safepoint safe threads
Reviewed-by: acorn, coleenp, dholmes, kvn
author | zgu |
---|---|
date | Thu, 19 Jul 2012 09:05:42 -0400 |
parents | 8bafad97cd26 |
children |
rev | line source |
---|---|
0 | 1 /* |
5998
49036505ab5f
7154670: The instanceKlass _implementors[] and _nof_implementors are not needed for non-interface klass.
jiangli
parents:
2376
diff
changeset
|
2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. |
0 | 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 * | |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1155
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1155
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1155
diff
changeset
|
21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #ifndef SHARE_VM_OOPS_INSTANCEKLASSKLASS_HPP |
26 #define SHARE_VM_OOPS_INSTANCEKLASSKLASS_HPP | |
27 | |
28 #include "oops/klassKlass.hpp" | |
29 | |
0 | 30 // An instanceKlassKlass is the klass of an instanceKlass |
31 | |
32 class instanceKlassKlass : public klassKlass { | |
33 public: | |
34 // Dispatched operation | |
35 bool oop_is_klass() const { return true; } | |
36 bool oop_is_instanceKlass() const { return true; } | |
37 | |
38 int oop_size(oop obj) const; | |
39 int klass_oop_size() const { return object_size(); } | |
40 | |
41 // Allocation | |
42 DEFINE_ALLOCATE_PERMANENT(instanceKlassKlass); | |
43 static klassOop create_klass(TRAPS); | |
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
1972
diff
changeset
|
44 klassOop allocate_instance_klass(Symbol* name, |
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
1972
diff
changeset
|
45 int vtable_len, |
0 | 46 int itable_len, |
47 int static_field_size, | |
939
9eebd3ac74cf
6845368: large objects cause a crash or unexpected exception
jcoomes
parents:
938
diff
changeset
|
48 unsigned int nonstatic_oop_map_count, |
5998
49036505ab5f
7154670: The instanceKlass _implementors[] and _nof_implementors are not needed for non-interface klass.
jiangli
parents:
2376
diff
changeset
|
49 AccessFlags access_flags, |
0 | 50 ReferenceType rt, |
6038
8bafad97cd26
7158552: The instanceKlsss::_host_klass is only needed for anonymous class for JSR 292 support.
jiangli
parents:
5998
diff
changeset
|
51 KlassHandle host_klass, |
0 | 52 TRAPS); |
53 | |
54 // Casting from klassOop | |
55 static instanceKlassKlass* cast(klassOop k) { | |
56 assert(k->klass_part()->oop_is_klass(), "cast to instanceKlassKlass"); | |
57 return (instanceKlassKlass*) k->klass_part(); | |
58 } | |
59 | |
60 // Sizing | |
61 static int header_size() { return oopDesc::header_size() + sizeof(instanceKlassKlass)/HeapWordSize; } | |
62 int object_size() const { return align_object_size(header_size()); } | |
63 | |
64 // Garbage collection | |
65 void oop_follow_contents(oop obj); | |
66 int oop_adjust_pointers(oop obj); | |
67 bool oop_is_parsable(oop obj) const; | |
68 | |
69 // Parallel Scavenge and Parallel Old | |
70 PARALLEL_GC_DECLS | |
71 | |
72 // Iterators | |
73 int oop_oop_iterate(oop obj, OopClosure* blk); | |
74 int oop_oop_iterate_m(oop obj, OopClosure* blk, MemRegion mr); | |
75 | |
76 private: | |
77 // Apply closure to the InstanceKlass oops that are outside the java heap. | |
78 inline void iterate_c_heap_oops(instanceKlass* ik, OopClosure* closure); | |
79 | |
80 public: | |
81 // Printing | |
1155
4e6abf09f540
6912062: disassembler plugin needs to produce symbolic information in product mode
jrose
parents:
948
diff
changeset
|
82 void oop_print_value_on(oop obj, outputStream* st); |
4e6abf09f540
6912062: disassembler plugin needs to produce symbolic information in product mode
jrose
parents:
948
diff
changeset
|
83 #ifndef PRODUCT |
0 | 84 void oop_print_on(oop obj, outputStream* st); |
85 #endif | |
86 | |
87 // Verification | |
88 const char* internal_name() const; | |
89 void oop_verify_on(oop obj, outputStream* st); | |
90 // tells whether obj is partially constructed (gc during class loading) | |
91 bool oop_partially_loaded(oop obj) const; | |
92 void oop_set_partially_loaded(oop obj); | |
93 }; | |
1972 | 94 |
95 #endif // SHARE_VM_OOPS_INSTANCEKLASSKLASS_HPP |