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