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/*
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* Copyright (C) 2017 - 2018 Intel Corporation.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright notice(s),
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice(s),
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL THE COPYRIGHT HOLDER(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <memkind.h>
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#include <new>
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class MemoryManager
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{
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private:
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memkind_t kind;
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size_t memory_size;
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void *memory_pointer;
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void move(MemoryManager &&other)
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{
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kind = other.kind;
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memory_size = other.memory_size;
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if (memory_pointer)
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memkind_free(kind, memory_pointer);
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memory_pointer = std::move(other.memory_pointer);
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other.memory_pointer = nullptr;
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}
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public:
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MemoryManager(memkind_t kind, size_t size) :
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kind(kind),
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memory_size(size),
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memory_pointer(memkind_malloc(kind, size))
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{
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if(!memory_pointer) {
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throw std::bad_alloc();
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}
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}
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size_t size()
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{
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return memory_size;
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}
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MemoryManager(const MemoryManager &) = delete;
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MemoryManager(MemoryManager &&other)
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{
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move(std::move(other));
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}
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MemoryManager &operator=(MemoryManager &&other)
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{
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move(std::move(other));
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return *this;
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}
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~MemoryManager()
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{
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if (memory_pointer)
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memkind_free(kind, memory_pointer);
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}
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};
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