1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ART_RUNTIME_MIRROR_OBJECT_REFERENCE_INL_H_ 18 #define ART_RUNTIME_MIRROR_OBJECT_REFERENCE_INL_H_ 19 20 #include "object_reference.h" 21 22 #include "obj_ptr-inl.h" 23 24 namespace art { 25 namespace mirror { 26 27 template<bool kPoisonReferences, class MirrorType> 28 void ObjectReference<kPoisonReferences, MirrorType>::Assign(ObjPtr<MirrorType> ptr) { 29 Assign(ptr.Ptr()); 30 } 31 32 template<class MirrorType> 33 HeapReference<MirrorType> HeapReference<MirrorType>::FromObjPtr(ObjPtr<MirrorType> ptr) { 34 return HeapReference<MirrorType>(ptr.Ptr()); 35 } 36 37 template<class MirrorType> 38 bool HeapReference<MirrorType>::CasWeakRelaxed(MirrorType* expected_ptr, MirrorType* new_ptr) { 39 HeapReference<Object> expected_ref(HeapReference<Object>::FromMirrorPtr(expected_ptr)); 40 HeapReference<Object> new_ref(HeapReference<Object>::FromMirrorPtr(new_ptr)); 41 Atomic<uint32_t>* atomic_reference = reinterpret_cast<Atomic<uint32_t>*>(&this->reference_); 42 return atomic_reference->CompareExchangeWeakRelaxed(expected_ref.reference_, 43 new_ref.reference_); 44 } 45 46 } // namespace mirror 47 } // namespace art 48 49 #endif // ART_RUNTIME_MIRROR_OBJECT_REFERENCE_INL_H_ 50
