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      1 /*
      2  * Copyright (C) 2014 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_RUNTIME_INL_H_
     18 #define ART_RUNTIME_RUNTIME_INL_H_
     19 
     20 #include "runtime.h"
     21 
     22 #include "art_method.h"
     23 #include "read_barrier-inl.h"
     24 
     25 namespace art {
     26 
     27 inline bool Runtime::IsClearedJniWeakGlobal(mirror::Object* obj) {
     28   return obj == GetClearedJniWeakGlobal();
     29 }
     30 
     31 inline mirror::Object* Runtime::GetClearedJniWeakGlobal() {
     32   mirror::Object* obj = sentinel_.Read();
     33   DCHECK(obj != nullptr);
     34   return obj;
     35 }
     36 
     37 inline QuickMethodFrameInfo Runtime::GetRuntimeMethodFrameInfo(ArtMethod* method) {
     38   DCHECK(method != nullptr);
     39   // Cannot be imt-conflict-method or resolution-method.
     40   DCHECK_NE(method, GetImtConflictMethod());
     41   DCHECK_NE(method, GetResolutionMethod());
     42   // Don't use GetCalleeSaveMethod(), some tests don't set all callee save methods.
     43   if (method == GetCalleeSaveMethodUnchecked(Runtime::kRefsAndArgs)) {
     44     return GetCalleeSaveMethodFrameInfo(Runtime::kRefsAndArgs);
     45   } else if (method == GetCalleeSaveMethodUnchecked(Runtime::kSaveAll)) {
     46     return GetCalleeSaveMethodFrameInfo(Runtime::kSaveAll);
     47   } else {
     48     DCHECK_EQ(method, GetCalleeSaveMethodUnchecked(Runtime::kRefsOnly));
     49     return GetCalleeSaveMethodFrameInfo(Runtime::kRefsOnly);
     50   }
     51 }
     52 
     53 inline ArtMethod* Runtime::GetResolutionMethod() {
     54   CHECK(HasResolutionMethod());
     55   return resolution_method_;
     56 }
     57 
     58 inline ArtMethod* Runtime::GetImtConflictMethod() {
     59   CHECK(HasImtConflictMethod());
     60   return imt_conflict_method_;
     61 }
     62 
     63 inline ArtMethod* Runtime::GetImtUnimplementedMethod() {
     64   CHECK(imt_unimplemented_method_ != nullptr);
     65   return imt_unimplemented_method_;
     66 }
     67 
     68 inline ArtMethod* Runtime::GetCalleeSaveMethod(CalleeSaveType type)
     69     SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) {
     70   DCHECK(HasCalleeSaveMethod(type));
     71   return GetCalleeSaveMethodUnchecked(type);
     72 }
     73 
     74 inline ArtMethod* Runtime::GetCalleeSaveMethodUnchecked(CalleeSaveType type)
     75     SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) {
     76   return reinterpret_cast<ArtMethod*>(callee_save_methods_[type]);
     77 }
     78 
     79 }  // namespace art
     80 
     81 #endif  // ART_RUNTIME_RUNTIME_INL_H_
     82