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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_ENTRYPOINTS_QUICK_QUICK_ALLOC_ENTRYPOINTS_H_
18 #define ART_RUNTIME_ENTRYPOINTS_QUICK_QUICK_ALLOC_ENTRYPOINTS_H_
19 
20 #include "base/locks.h"
21 #include "gc/allocator_type.h"
22 #include "quick_entrypoints.h"
23 
24 namespace art {
25 
26 // is_marking is only used for CC, if the GC is marking the allocation entrypoint is the marking
27 // one.
28 void ResetQuickAllocEntryPoints(QuickEntryPoints* qpoints, bool is_marking);
29 
30 // Runtime shutdown lock is necessary to prevent races in thread initialization. When the thread is
31 // starting it doesn't hold the mutator lock until after it has been added to the thread list.
32 // However, Thread::Init is guarded by the runtime shutdown lock, so we can prevent these races by
33 // holding the runtime shutdown lock and the mutator lock when we update the entrypoints.
34 
35 void SetQuickAllocEntryPointsAllocator(gc::AllocatorType allocator)
36     REQUIRES(Locks::mutator_lock_, Locks::runtime_shutdown_lock_);
37 
38 void SetQuickAllocEntryPointsInstrumented(bool instrumented)
39     REQUIRES(Locks::mutator_lock_, Locks::runtime_shutdown_lock_);
40 
41 }  // namespace art
42 
43 #endif  // ART_RUNTIME_ENTRYPOINTS_QUICK_QUICK_ALLOC_ENTRYPOINTS_H_
44