1 /* 2 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. 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 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #ifndef SHARE_VM_OOPS_WEAKHANDLE_INLINE_HPP 26 #define SHARE_VM_OOPS_WEAKHANDLE_INLINE_HPP 27 28 #include "oops/weakHandle.hpp" 29 #include "oops/access.inline.hpp" 30 31 template <WeakHandleType T> 32 oop WeakHandle<T>::resolve() const { 33 assert(!is_null(), "Must be created"); 34 return RootAccess<ON_PHANTOM_OOP_REF>::oop_load(_obj); 35 } 36 37 template <WeakHandleType T> 38 oop WeakHandle<T>::peek() const { 39 assert(!is_null(), "Must be created"); 40 return RootAccess<ON_PHANTOM_OOP_REF | AS_NO_KEEPALIVE>::oop_load(_obj); 41 } 42 43 template <WeakHandleType T> 44 void WeakHandle<T>::replace(oop with_obj) { 45 RootAccess<ON_PHANTOM_OOP_REF>::oop_store(_obj, with_obj); 46 } 47 48 #endif // SHARE_VM_OOPS_WEAKHANDLE_INLINE_HPP 49