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//
// Copyright © 2021 Arm Ltd and Contributors. All rights reserved.
// SPDX-License-Identifier: MIT
//
#pragma once
#include <cstddef>
#include <memory>
#include <armnn/MemorySources.hpp>
#include <armnn/utility/IgnoreUnused.hpp>
namespace armnn
{
/** Default Memory Allocator class returned from IBackendInternal::GetDefaultAllocator(MemorySource) */
class DefaultAllocator : public armnn::ICustomAllocator
{
public:
DefaultAllocator() = default;
void* allocate(size_t size, size_t alignment = 0) override
{
IgnoreUnused(alignment);
return ::operator new(size_t(size));
}
void free(void* ptr) override
{
::operator delete(ptr);
}
armnn::MemorySource GetMemorySourceType() override
{
return armnn::MemorySource::Malloc;
}
void* GetMemoryRegionAtOffset(void* buffer, size_t offset, size_t alignment = 0) override
{
IgnoreUnused(alignment);
return static_cast<char*>(buffer) + offset;
}
};
} // namespace armnn
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