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/alloc/CudaPinnedAllocator.hpp"
#include "umpire/resource/DefaultMemoryResource.hpp"
#include "umpire/util/make_unique.hpp"
namespace umpire {
namespace resource {
bool CudaPinnedMemoryResourceFactory::isValidMemoryResourceFor(
const std::string& name) noexcept
{
if (name.find("PINNED") != std::string::npos) {
return true;
} else {
return false;
}
}
std::unique_ptr<resource::MemoryResource>
CudaPinnedMemoryResourceFactory::create(const std::string& name, int id)
{
return create(name, id, getDefaultTraits());
}
std::unique_ptr<resource::MemoryResource>
CudaPinnedMemoryResourceFactory::create(const std::string& name, int id,
MemoryResourceTraits traits)
{
return util::make_unique<
resource::DefaultMemoryResource<alloc::CudaPinnedAllocator>>(
Platform::cuda, name, id, traits);
}
MemoryResourceTraits CudaPinnedMemoryResourceFactory::getDefaultTraits()
{
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;
traits.resource = MemoryResourceTraits::resource_type::PINNED;
return traits;
}
} // end of namespace resource
} // end of namespace umpire