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1 /*
2  * Copyright (C) 2011 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_IFTABLE_INL_H_
18 #define ART_RUNTIME_MIRROR_IFTABLE_INL_H_
19 
20 #include "iftable.h"
21 #include "obj_ptr-inl.h"
22 #include "object_array-inl.h"
23 
24 namespace art {
25 namespace mirror {
26 
27 template<VerifyObjectFlags kVerifyFlags,
28          ReadBarrierOption kReadBarrierOption>
GetInterface(int32_t i)29 inline ObjPtr<Class> IfTable::GetInterface(int32_t i) {
30   ObjPtr<Class> interface =
31       GetWithoutChecks<kVerifyFlags, kReadBarrierOption>((i * kMax) + kInterface)->AsClass();
32   DCHECK(interface != nullptr);
33   return interface;
34 }
35 
SetInterface(int32_t i,ObjPtr<Class> interface)36 inline void IfTable::SetInterface(int32_t i, ObjPtr<Class> interface) {
37   DCHECK(interface != nullptr);
38   DCHECK(interface->IsInterface());
39   const size_t idx = i * kMax + kInterface;
40   DCHECK(Get(idx) == nullptr);
41   SetWithoutChecks<false>(idx, interface);
42 }
43 
44 template<VerifyObjectFlags kVerifyFlags,
45          ReadBarrierOption kReadBarrierOption>
GetMethodArrayOrNull(int32_t i)46 inline ObjPtr<PointerArray> IfTable::GetMethodArrayOrNull(int32_t i) {
47   return ObjPtr<PointerArray>::DownCast(
48       Get<kVerifyFlags, kReadBarrierOption>((i * kMax) + kMethodArray));
49 }
50 
51 template<VerifyObjectFlags kVerifyFlags,
52          ReadBarrierOption kReadBarrierOption>
GetMethodArray(int32_t i)53 inline ObjPtr<PointerArray> IfTable::GetMethodArray(int32_t i) {
54   ObjPtr<PointerArray> method_array = GetMethodArrayOrNull<kVerifyFlags, kReadBarrierOption>(i);
55   DCHECK(method_array != nullptr);
56   return method_array;
57 }
58 
59 template<VerifyObjectFlags kVerifyFlags,
60          ReadBarrierOption kReadBarrierOption>
GetMethodArrayCount(int32_t i)61 inline size_t IfTable::GetMethodArrayCount(int32_t i) {
62   ObjPtr<PointerArray> method_array = GetMethodArrayOrNull<kVerifyFlags, kReadBarrierOption>(i);
63   return method_array == nullptr ? 0u : method_array->GetLength<kVerifyFlags>();
64 }
65 
SetMethodArray(int32_t i,ObjPtr<PointerArray> arr)66 inline void IfTable::SetMethodArray(int32_t i, ObjPtr<PointerArray> arr) {
67   DCHECK(arr != nullptr);
68   auto idx = i * kMax + kMethodArray;
69   DCHECK(Get(idx) == nullptr);
70   Set<false>(idx, arr);
71 }
72 
73 }  // namespace mirror
74 }  // namespace art
75 
76 #endif  // ART_RUNTIME_MIRROR_IFTABLE_INL_H_
77