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_GC_ALLOCATOR_TYPE_H_
18 #define ART_RUNTIME_GC_ALLOCATOR_TYPE_H_
19 
20 #include <iosfwd>
21 
22 namespace art {
23 namespace gc {
24 
25 // Different types of allocators.
26 enum AllocatorType {
27   kAllocatorTypeBumpPointer,  // Use BumpPointer allocator, has entrypoints.
28   kAllocatorTypeTLAB,  // Use TLAB allocator, has entrypoints.
29   kAllocatorTypeRosAlloc,  // Use RosAlloc allocator, has entrypoints.
30   kAllocatorTypeDlMalloc,  // Use dlmalloc allocator, has entrypoints.
31   kAllocatorTypeNonMoving,  // Special allocator for non moving objects, doesn't have entrypoints.
32   kAllocatorTypeLOS,  // Large object space, also doesn't have entrypoints.
33   kAllocatorTypeRegion,
34   kAllocatorTypeRegionTLAB,
35 };
36 std::ostream& operator<<(std::ostream& os, const AllocatorType& rhs);
37 
IsTLABAllocator(AllocatorType allocator)38 inline constexpr bool IsTLABAllocator(AllocatorType allocator) {
39   return allocator == kAllocatorTypeTLAB || allocator == kAllocatorTypeRegionTLAB;
40 }
41 
42 }  // namespace gc
43 }  // namespace art
44 
45 #endif  // ART_RUNTIME_GC_ALLOCATOR_TYPE_H_
46