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      1 /*
      2  * Copyright (C) 2015 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 #include "executable.h"
     18 
     19 #include "art_method-inl.h"
     20 
     21 namespace art {
     22 namespace mirror {
     23 
     24 template <PointerSize kPointerSize, bool kTransactionActive>
     25 bool Executable::CreateFromArtMethod(ArtMethod* method) {
     26   auto* interface_method = method->GetInterfaceMethodIfProxy(kPointerSize);
     27   SetArtMethod<kTransactionActive>(method);
     28   SetFieldObject<kTransactionActive>(DeclaringClassOffset(), method->GetDeclaringClass());
     29   SetFieldObject<kTransactionActive>(
     30       DeclaringClassOfOverriddenMethodOffset(), interface_method->GetDeclaringClass());
     31   SetField32<kTransactionActive>(AccessFlagsOffset(), method->GetAccessFlags());
     32   SetField32<kTransactionActive>(DexMethodIndexOffset(), method->GetDexMethodIndex());
     33   return true;
     34 }
     35 
     36 template bool Executable::CreateFromArtMethod<PointerSize::k32, false>(ArtMethod* method);
     37 template bool Executable::CreateFromArtMethod<PointerSize::k32, true>(ArtMethod* method);
     38 template bool Executable::CreateFromArtMethod<PointerSize::k64, false>(ArtMethod* method);
     39 template bool Executable::CreateFromArtMethod<PointerSize::k64, true>(ArtMethod* method);
     40 
     41 ArtMethod* Executable::GetArtMethod() {
     42   return reinterpret_cast<ArtMethod*>(GetField64(ArtMethodOffset()));
     43 }
     44 
     45 template <bool kTransactionActive>
     46 void Executable::SetArtMethod(ArtMethod* method) {
     47   SetField64<kTransactionActive>(ArtMethodOffset(), reinterpret_cast<uint64_t>(method));
     48 }
     49 
     50 template void Executable::SetArtMethod<false>(ArtMethod* method);
     51 template void Executable::SetArtMethod<true>(ArtMethod* method);
     52 
     53 mirror::Class* Executable::GetDeclaringClass() {
     54   return GetFieldObject<mirror::Class>(DeclaringClassOffset());
     55 }
     56 
     57 }  // namespace mirror
     58 }  // namespace art
     59