Program Listing for File CudaPinnedMemoryResourceFactory.cpp¶
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//////////////////////////////////////////////////////////////////////////////
// Copyright (c) 2016-20, Lawrence Livermore National Security, LLC and Umpire
// project contributors. See the COPYRIGHT file for details.
//
// SPDX-License-Identifier: (MIT)
//////////////////////////////////////////////////////////////////////////////
#include "umpire/resource/CudaPinnedMemoryResourceFactory.hpp"
#include "umpire/resource/DefaultMemoryResource.hpp"
#include "umpire/alloc/CudaPinnedAllocator.hpp"
#include "umpire/util/make_unique.hpp"
namespace umpire {
namespace resource {
bool
CudaPinnedMemoryResourceFactory::isValidMemoryResourceFor(const std::string& name)
noexcept
{
if (name.compare("PINNED") == 0) {
return true;
} else {
return false;
}
}
std::unique_ptr<resource::MemoryResource>
CudaPinnedMemoryResourceFactory::create(const std::string& UMPIRE_UNUSED_ARG(name), int id)
{
MemoryResourceTraits traits;
traits.unified = false;
traits.size = 0; // size of system memory?
traits.vendor = MemoryResourceTraits::vendor_type::NVIDIA;
traits.kind = MemoryResourceTraits::memory_type::DDR;
traits.used_for = MemoryResourceTraits::optimized_for::access;
return util::make_unique<resource::DefaultMemoryResource<alloc::CudaPinnedAllocator>>(Platform::cuda, "PINNED", id, traits);
}
} // end of namespace resource
} // end of namespace umpire