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 "class_linker.h"
24 #include "read_barrier-inl.h"
25 
26 namespace art {
27 
IsClearedJniWeakGlobal(mirror::Object * obj)28 inline bool Runtime::IsClearedJniWeakGlobal(mirror::Object* obj) {
29   return obj == GetClearedJniWeakGlobal();
30 }
31 
GetClearedJniWeakGlobal()32 inline mirror::Object* Runtime::GetClearedJniWeakGlobal() {
33   mirror::Object* obj = sentinel_.Read();
34   DCHECK(obj != nullptr);
35   return obj;
36 }
37 
GetRuntimeMethodFrameInfo(ArtMethod * method)38 inline QuickMethodFrameInfo Runtime::GetRuntimeMethodFrameInfo(ArtMethod* method) {
39   DCHECK(method != nullptr);
40   // Cannot be imt-conflict-method or resolution-method.
41   DCHECK_NE(method, GetImtConflictMethod());
42   DCHECK_NE(method, GetResolutionMethod());
43   // Don't use GetCalleeSaveMethod(), some tests don't set all callee save methods.
44   if (method == GetCalleeSaveMethodUnchecked(Runtime::kRefsAndArgs)) {
45     return GetCalleeSaveMethodFrameInfo(Runtime::kRefsAndArgs);
46   } else if (method == GetCalleeSaveMethodUnchecked(Runtime::kSaveAll)) {
47     return GetCalleeSaveMethodFrameInfo(Runtime::kSaveAll);
48   } else {
49     DCHECK_EQ(method, GetCalleeSaveMethodUnchecked(Runtime::kRefsOnly));
50     return GetCalleeSaveMethodFrameInfo(Runtime::kRefsOnly);
51   }
52 }
53 
GetResolutionMethod()54 inline ArtMethod* Runtime::GetResolutionMethod() {
55   CHECK(HasResolutionMethod());
56   return resolution_method_;
57 }
58 
GetImtConflictMethod()59 inline ArtMethod* Runtime::GetImtConflictMethod() {
60   CHECK(HasImtConflictMethod());
61   return imt_conflict_method_;
62 }
63 
GetImtUnimplementedMethod()64 inline ArtMethod* Runtime::GetImtUnimplementedMethod() {
65   CHECK(imt_unimplemented_method_ != nullptr);
66   return imt_unimplemented_method_;
67 }
68 
GetCalleeSaveMethod(CalleeSaveType type)69 inline ArtMethod* Runtime::GetCalleeSaveMethod(CalleeSaveType type)
70     SHARED_REQUIRES(Locks::mutator_lock_) {
71   DCHECK(HasCalleeSaveMethod(type));
72   return GetCalleeSaveMethodUnchecked(type);
73 }
74 
GetCalleeSaveMethodUnchecked(CalleeSaveType type)75 inline ArtMethod* Runtime::GetCalleeSaveMethodUnchecked(CalleeSaveType type)
76     SHARED_REQUIRES(Locks::mutator_lock_) {
77   return reinterpret_cast<ArtMethod*>(callee_save_methods_[type]);
78 }
79 
80 }  // namespace art
81 
82 #endif  // ART_RUNTIME_RUNTIME_INL_H_
83