| /* |
| * Copyright 1997-2002 Sun Microsystems, Inc. All Rights Reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| * |
| */ |
| |
| // A klassOop is the C++ equivalent of a Java class. |
| // Part of a klassOopDesc is a Klass which handle the |
| // dispatching for the C++ method calls. |
| |
| // klassOop object layout: |
| // [header ] |
| // [klass_field] |
| // [KLASS ] |
| |
| class klassOopDesc : public oopDesc { |
| public: |
| // size operation |
| static int header_size() { return sizeof(klassOopDesc)/HeapWordSize; } |
| |
| // support for code generation |
| static int klass_part_offset_in_bytes() { return sizeof(klassOopDesc); } |
| |
| // returns the Klass part containing dispatching behavior |
| Klass* klass_part() { return (Klass*)((address)this + klass_part_offset_in_bytes()); } |
| }; |
