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      1 /*
      2  * Copyright (C) 2012 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 "mirror/class-inl.h"
     18 #include "mirror/object-inl.h"
     19 
     20 namespace art {
     21 
     22 // Assignable test for code, won't throw.  Null and equality tests already performed
     23 extern "C" size_t artIsAssignableFromCode(mirror::Class* klass, mirror::Class* ref_class)
     24     REQUIRES_SHARED(Locks::mutator_lock_) {
     25   DCHECK(klass != nullptr);
     26   DCHECK(ref_class != nullptr);
     27   return klass->IsAssignableFrom(ref_class) ? 1 : 0;
     28 }
     29 
     30 // Is assignable test for code, won't throw.  Null and equality test already performed.
     31 extern "C" size_t artInstanceOfFromCode(mirror::Object* obj, mirror::Class* ref_class)
     32     REQUIRES_SHARED(Locks::mutator_lock_) {
     33   DCHECK(obj != nullptr);
     34   DCHECK(ref_class != nullptr);
     35   return obj->InstanceOf(ref_class) ? 1 : 0;
     36 }
     37 
     38 }  // namespace art
     39