author | johnc |
Mon, 07 Jun 2010 17:46:04 -0700 | |
changeset 5716 | 1947993a6161 |
parent 4584 | e2a449e8cc6f |
child 5547 | f4b087cbb361 |
permissions | -rw-r--r-- |
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/* |
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* Copyright 1997-2006 Sun Microsystems, Inc. All Rights Reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
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* CA 95054 USA or visit www.sun.com if you need additional information or |
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* have any questions. |
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* |
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*/ |
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||
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// A klassKlass serves as the fix point of the klass chain. |
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// The klass of klassKlass is itself. |
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class klassKlass: public Klass { |
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friend class VMStructs; |
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private: |
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juint _alloc_size; // allocation profiling support |
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public: |
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// Testing |
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bool oop_is_klass() const { return true; } |
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bool is_leaf_class() const { return true; } |
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// Sizing |
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int oop_size(oop obj) const; |
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int klass_oop_size() const { return object_size(); } |
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// Allocation |
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DEFINE_ALLOCATE_PERMANENT(klassKlass); |
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static klassOop create_klass(TRAPS ); |
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// Casting from klassOop |
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static klassKlass* cast(klassOop k) { |
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assert(k->klass_part()->oop_is_klass(), "cast to klassKlass"); |
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return (klassKlass*) k->klass_part(); |
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} |
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// Sizing |
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static int header_size() { return oopDesc::header_size() + sizeof(klassKlass)/HeapWordSize; } |
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int object_size() const { return align_object_size(header_size()); } |
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// Garbage collection |
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void oop_follow_contents(oop obj); |
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int oop_adjust_pointers(oop obj); |
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// Parallel Scavenge and Parallel Old |
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PARALLEL_GC_DECLS |
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// Iterators |
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int oop_oop_iterate(oop obj, OopClosure* blk); |
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int oop_oop_iterate_m(oop obj, OopClosure* blk, MemRegion mr); |
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// Allocation profiling support |
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juint alloc_size() const { return _alloc_size; } |
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void set_alloc_size(juint n) { _alloc_size = n; } |
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public: |
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// Printing |
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e2a449e8cc6f
6912062: disassembler plugin needs to produce symbolic information in product mode
jrose
parents:
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void oop_print_value_on(oop obj, outputStream* st); |
e2a449e8cc6f
6912062: disassembler plugin needs to produce symbolic information in product mode
jrose
parents:
1
diff
changeset
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#ifndef PRODUCT |
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void oop_print_on (oop obj, outputStream* st); |
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e2a449e8cc6f
6912062: disassembler plugin needs to produce symbolic information in product mode
jrose
parents:
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changeset
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#endif //PRODUCT |
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// Verification |
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const char* internal_name() const; |
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void oop_verify_on(oop obj, outputStream* st); |
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}; |