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 "gc/heap.h" 21 #include "quick_entrypoints.h" 22 23 namespace art { 24 25 namespace gc { 26 enum AllocatorType; 27 } // namespace gc 28 29 void ResetQuickAllocEntryPoints(QuickEntryPoints* qpoints); 30 31 // Runtime shutdown lock is necessary to prevent races in thread initialization. When the thread is 32 // starting it doesn't hold the mutator lock until after it has been added to the thread list. 33 // However, Thread::Init is guarded by the runtime shutdown lock, so we can prevent these races by 34 // holding the runtime shutdown lock and the mutator lock when we update the entrypoints. 35 36 void SetQuickAllocEntryPointsAllocator(gc::AllocatorType allocator) 37 EXCLUSIVE_LOCKS_REQUIRED(Locks::mutator_lock_, Locks::runtime_shutdown_lock_); 38 39 void SetQuickAllocEntryPointsInstrumented(bool instrumented) 40 EXCLUSIVE_LOCKS_REQUIRED(Locks::mutator_lock_, Locks::runtime_shutdown_lock_); 41 42 } // namespace art 43 44 #endif // ART_RUNTIME_ENTRYPOINTS_QUICK_QUICK_ALLOC_ENTRYPOINTS_H_ 45