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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 "base/callee_save_type.h"
24 #include "gc_root-inl.h"
25 #include "obj_ptr-inl.h"
26 
27 namespace art {
28 
IsClearedJniWeakGlobal(ObjPtr<mirror::Object> obj)29 inline bool Runtime::IsClearedJniWeakGlobal(ObjPtr<mirror::Object> obj) {
30   return obj == GetClearedJniWeakGlobal();
31 }
32 
GetClearedJniWeakGlobal()33 inline mirror::Object* Runtime::GetClearedJniWeakGlobal() {
34   mirror::Object* obj = sentinel_.Read();
35   DCHECK(obj != nullptr);
36   return obj;
37 }
38 
GetRuntimeMethodFrameInfo(ArtMethod * method)39 inline QuickMethodFrameInfo Runtime::GetRuntimeMethodFrameInfo(ArtMethod* method) {
40   DCHECK(method != nullptr);
41   // Cannot be imt-conflict-method or resolution-method.
42   DCHECK_NE(method, GetImtConflictMethod());
43   DCHECK_NE(method, GetResolutionMethod());
44   // Don't use GetCalleeSaveMethod(), some tests don't set all callee save methods.
45   if (method == GetCalleeSaveMethodUnchecked(CalleeSaveType::kSaveRefsAndArgs)) {
46     return GetCalleeSaveMethodFrameInfo(CalleeSaveType::kSaveRefsAndArgs);
47   } else if (method == GetCalleeSaveMethodUnchecked(CalleeSaveType::kSaveAllCalleeSaves)) {
48     return GetCalleeSaveMethodFrameInfo(CalleeSaveType::kSaveAllCalleeSaves);
49   } else if (method == GetCalleeSaveMethodUnchecked(CalleeSaveType::kSaveRefsOnly)) {
50     return GetCalleeSaveMethodFrameInfo(CalleeSaveType::kSaveRefsOnly);
51   } else {
52     DCHECK_EQ(method, GetCalleeSaveMethodUnchecked(CalleeSaveType::kSaveEverything));
53     return GetCalleeSaveMethodFrameInfo(CalleeSaveType::kSaveEverything);
54   }
55 }
56 
GetResolutionMethod()57 inline ArtMethod* Runtime::GetResolutionMethod() {
58   CHECK(HasResolutionMethod());
59   return resolution_method_;
60 }
61 
GetImtConflictMethod()62 inline ArtMethod* Runtime::GetImtConflictMethod() {
63   CHECK(HasImtConflictMethod());
64   return imt_conflict_method_;
65 }
66 
GetImtUnimplementedMethod()67 inline ArtMethod* Runtime::GetImtUnimplementedMethod() {
68   CHECK(imt_unimplemented_method_ != nullptr);
69   return imt_unimplemented_method_;
70 }
71 
GetCalleeSaveMethod(CalleeSaveType type)72 inline ArtMethod* Runtime::GetCalleeSaveMethod(CalleeSaveType type)
73     REQUIRES_SHARED(Locks::mutator_lock_) {
74   DCHECK(HasCalleeSaveMethod(type));
75   return GetCalleeSaveMethodUnchecked(type);
76 }
77 
GetCalleeSaveMethodUnchecked(CalleeSaveType type)78 inline ArtMethod* Runtime::GetCalleeSaveMethodUnchecked(CalleeSaveType type)
79     REQUIRES_SHARED(Locks::mutator_lock_) {
80   return reinterpret_cast<ArtMethod*>(callee_save_methods_[static_cast<size_t>(type)]);
81 }
82 
83 }  // namespace art
84 
85 #endif  // ART_RUNTIME_RUNTIME_INL_H_
86