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comparison src/share/vm/oops/klass.hpp @ 6275:957c266d8bc5

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Merge with http://hg.openjdk.java.net/hsx/hsx24/hotspot/
author Doug Simon <doug.simon@oracle.com>
date Tue, 21 Aug 2012 10:39:19 +0200
parents 70f715dfbb41 b632e80fc9dc
children dddcdb7ae209
comparison
equal deleted inserted replaced
5891:fd8832ae511d 6275:957c266d8bc5
1 /* 1 /*
2 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 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 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
147 // that the factory knows how to initialize the C++ vtable with the 147 // that the factory knows how to initialize the C++ vtable with the
148 // right pointer value. All other common initializations are handled 148 // right pointer value. All other common initializations are handled
149 // by the shared "base_create" subroutines. 149 // by the shared "base_create" subroutines.
150 // 150 //
151 virtual void* allocate_permanent(KlassHandle& klass, int size, TRAPS) const = 0; 151 virtual void* allocate_permanent(KlassHandle& klass, int size, TRAPS) const = 0;
152 void post_new_init_klass(KlassHandle& klass, klassOop obj, int size) const; 152 void post_new_init_klass(KlassHandle& klass, klassOop obj) const;
153 153
154 // Every subclass on which vtbl_value is called must include this macro. 154 // Every subclass on which vtbl_value is called must include this macro.
155 // Delay the installation of the klassKlass pointer until after the 155 // Delay the installation of the klassKlass pointer until after the
156 // the vtable for a new klass has been installed (after the call to new()). 156 // the vtable for a new klass has been installed (after the call to new()).
157 #define DEFINE_ALLOCATE_PERMANENT(thisKlass) \ 157 #define DEFINE_ALLOCATE_PERMANENT(thisKlass) \
158 void* allocate_permanent(KlassHandle& klass_klass, int size, TRAPS) const { \ 158 void* allocate_permanent(KlassHandle& klass_klass, int size, TRAPS) const { \
159 void* result = new(klass_klass, size, THREAD) thisKlass(); \ 159 void* result = new(klass_klass, size, THREAD) thisKlass(); \
160 if (HAS_PENDING_EXCEPTION) return NULL; \ 160 if (HAS_PENDING_EXCEPTION) return NULL; \
161 klassOop new_klass = ((Klass*) result)->as_klassOop(); \ 161 klassOop new_klass = ((Klass*) result)->as_klassOop(); \
162 OrderAccess::storestore(); \ 162 OrderAccess::storestore(); \
163 post_new_init_klass(klass_klass, new_klass, size); \ 163 post_new_init_klass(klass_klass, new_klass); \
164 return result; \ 164 return result; \
165 } 165 }
166 166
167 bool null_vtbl() { return *(intptr_t*)this == 0; } 167 bool null_vtbl() { return *(intptr_t*)this == 0; }
168 168
811 virtual void oop_print_on (oop obj, outputStream* st); 811 virtual void oop_print_on (oop obj, outputStream* st);
812 812
813 // Verification 813 // Verification
814 virtual const char* internal_name() const = 0; 814 virtual const char* internal_name() const = 0;
815 virtual void oop_verify_on(oop obj, outputStream* st); 815 virtual void oop_verify_on(oop obj, outputStream* st);
816 virtual void oop_verify_old_oop(oop obj, oop* p, bool allow_dirty);
817 virtual void oop_verify_old_oop(oop obj, narrowOop* p, bool allow_dirty);
818 // tells whether obj is partially constructed (gc during class loading) 816 // tells whether obj is partially constructed (gc during class loading)
819 virtual bool oop_partially_loaded(oop obj) const { return false; } 817 virtual bool oop_partially_loaded(oop obj) const { return false; }
820 virtual void oop_set_partially_loaded(oop obj) {}; 818 virtual void oop_set_partially_loaded(oop obj) {};
821 819
822 #ifndef PRODUCT 820 #ifndef PRODUCT