blob: c76bb9c4adeb0d167137ff7b73a5404350023b46 [file] [log] [blame]
/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ART_RUNTIME_GC_SPACE_MEMORY_TOOL_MALLOC_SPACE_H_
#define ART_RUNTIME_GC_SPACE_MEMORY_TOOL_MALLOC_SPACE_H_
#include "malloc_space.h"
namespace art HIDDEN {
namespace gc {
namespace space {
// A specialization of DlMallocSpace/RosAllocSpace that places memory tool red
// zones around allocations.
template <typename BaseMallocSpaceType,
size_t kMemoryToolRedZoneBytes,
bool kAdjustForRedzoneInAllocSize,
bool kUseObjSizeForUsable>
class MemoryToolMallocSpace final : public BaseMallocSpaceType {
public:
mirror::Object* AllocWithGrowth(Thread* self, size_t num_bytes, size_t* bytes_allocated,
size_t* usable_size, size_t* bytes_tl_bulk_allocated)
override;
mirror::Object* Alloc(Thread* self, size_t num_bytes, size_t* bytes_allocated,
size_t* usable_size, size_t* bytes_tl_bulk_allocated) override;
mirror::Object* AllocThreadUnsafe(Thread* self, size_t num_bytes, size_t* bytes_allocated,
size_t* usable_size, size_t* bytes_tl_bulk_allocated)
override REQUIRES(Locks::mutator_lock_);
size_t AllocationSize(mirror::Object* obj, size_t* usable_size) override;
size_t Free(Thread* self, mirror::Object* ptr) override
REQUIRES_SHARED(Locks::mutator_lock_);
size_t FreeList(Thread* self, size_t num_ptrs, mirror::Object** ptrs) override
REQUIRES_SHARED(Locks::mutator_lock_);
void RegisterRecentFree([[maybe_unused]] mirror::Object* ptr) override {}
size_t MaxBytesBulkAllocatedFor(size_t num_bytes) override;
template <typename... Params>
MemoryToolMallocSpace(MemMap&& mem_map, size_t initial_size, Params... params);
virtual ~MemoryToolMallocSpace() {}
private:
DISALLOW_COPY_AND_ASSIGN(MemoryToolMallocSpace);
};
} // namespace space
} // namespace gc
} // namespace art
#endif // ART_RUNTIME_GC_SPACE_MEMORY_TOOL_MALLOC_SPACE_H_