1 /* 2 * Copyright (C) 2015 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 #include "linear_alloc.h" 18 19 #include "thread-inl.h" 20 21 namespace art { 22 23 LinearAlloc::LinearAlloc(ArenaPool* pool) : lock_("linear alloc"), allocator_(pool) { 24 } 25 26 void* LinearAlloc::Realloc(Thread* self, void* ptr, size_t old_size, size_t new_size) { 27 MutexLock mu(self, lock_); 28 return allocator_.Realloc(ptr, old_size, new_size); 29 } 30 31 void* LinearAlloc::Alloc(Thread* self, size_t size) { 32 MutexLock mu(self, lock_); 33 return allocator_.Alloc(size); 34 } 35 36 size_t LinearAlloc::GetUsedMemory() const { 37 MutexLock mu(Thread::Current(), lock_); 38 return allocator_.BytesUsed(); 39 } 40 41 ArenaPool* LinearAlloc::GetArenaPool() { 42 MutexLock mu(Thread::Current(), lock_); 43 return allocator_.GetArenaPool(); 44 } 45 46 bool LinearAlloc::Contains(void* ptr) const { 47 MutexLock mu(Thread::Current(), lock_); 48 return allocator_.Contains(ptr); 49 } 50 51 bool LinearAlloc::ContainsUnsafe(void* ptr) const { 52 return allocator_.Contains(ptr); 53 } 54 55 } // namespace art 56
