valgrind_malloc_space.h revision 661974a5561e5ccdfbac8cb5d8df8b7e6f3483b8 
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_SPACE_VALGRIND_MALLOC_SPACE_H_
18#define ART_RUNTIME_GC_SPACE_VALGRIND_MALLOC_SPACE_H_
19
20#include "malloc_space.h"
21
22#include <valgrind.h>
23
24namespace art {
25namespace gc {
26namespace space {
27
28// A specialization of DlMallocSpace/RosAllocSpace that places valgrind red zones around
29// allocations.
30template <typename BaseMallocSpaceType, typename AllocatorType>
31class ValgrindMallocSpace FINAL : public BaseMallocSpaceType {
32 public:
33  mirror::Object* AllocWithGrowth(Thread* self, size_t num_bytes, size_t* bytes_allocated,
34                                  size_t* usable_size) OVERRIDE;
35  mirror::Object* Alloc(Thread* self, size_t num_bytes, size_t* bytes_allocated,
36                        size_t* usable_size) OVERRIDE;
37
38  size_t AllocationSize(mirror::Object* obj, size_t* usable_size) OVERRIDE;
39
40  size_t Free(Thread* self, mirror::Object* ptr) OVERRIDE
41      SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
42
43  size_t FreeList(Thread* self, size_t num_ptrs, mirror::Object** ptrs) OVERRIDE
44      SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
45
46  void RegisterRecentFree(mirror::Object* ptr) OVERRIDE {
47  }
48
49  ValgrindMallocSpace(const std::string& name, MemMap* mem_map, AllocatorType allocator,
50                      byte* begin, byte* end, byte* limit, size_t growth_limit,
51                      size_t initial_size);
52  virtual ~ValgrindMallocSpace() {}
53
54 private:
55  DISALLOW_COPY_AND_ASSIGN(ValgrindMallocSpace);
56};
57
58}  // namespace space
59}  // namespace gc
60}  // namespace art
61
62#endif  // ART_RUNTIME_GC_SPACE_VALGRIND_MALLOC_SPACE_H_
63