Program Listing for File MemoryOperationRegistry.cpp¶
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//////////////////////////////////////////////////////////////////////////////
// Copyright (c) 2018, Lawrence Livermore National Security, LLC.
// Produced at the Lawrence Livermore National Laboratory
//
// Created by David Beckingsale, david@llnl.gov
// LLNL-CODE-747640
//
// All rights reserved.
//
// This file is part of Umpire.
//
// For details, see https://github.com/LLNL/Umpire
// Please also see the LICENSE file for MIT license.
//////////////////////////////////////////////////////////////////////////////
#include "umpire/config.hpp"
#include "umpire/op/MemoryOperationRegistry.hpp"
#include "umpire/op/HostCopyOperation.hpp"
#include "umpire/op/HostMemsetOperation.hpp"
#include "umpire/op/HostReallocateOperation.hpp"
#include "umpire/op/GenericReallocateOperation.hpp"
#if defined(UMPIRE_ENABLE_CUDA)
#include "umpire/op/CudaCopyFromOperation.hpp"
#include "umpire/op/CudaCopyToOperation.hpp"
#include "umpire/op/CudaCopyOperation.hpp"
#include "umpire/op/CudaMemsetOperation.hpp"
#include "umpire/op/CudaAdviseAccessedByOperation.hpp"
#include "umpire/op/CudaAdvisePreferredLocationOperation.hpp"
#include "umpire/op/CudaAdviseReadMostlyOperation.hpp"
#endif
#include "umpire/util/Macros.hpp"
namespace umpire {
namespace op {
MemoryOperationRegistry*
MemoryOperationRegistry::s_memory_operation_registry_instance = nullptr;
MemoryOperationRegistry&
MemoryOperationRegistry::getInstance()
{
if (!s_memory_operation_registry_instance) {
s_memory_operation_registry_instance = new MemoryOperationRegistry();
UMPIRE_LOG(Debug, "() Created MemoryOperationRegistry at " << s_memory_operation_registry_instance);
}
return *s_memory_operation_registry_instance;
}
MemoryOperationRegistry::MemoryOperationRegistry()
{
registerOperation(
"COPY",
std::make_pair(Platform::cpu, Platform::cpu),
std::make_shared<HostCopyOperation>());
registerOperation(
"MEMSET",
std::make_pair(Platform::cpu, Platform::cpu),
std::make_shared<HostMemsetOperation>());
registerOperation(
"REALLOCATE",
std::make_pair(Platform::cpu, Platform::cpu),
std::make_shared<HostReallocateOperation>());
#if defined(UMPIRE_ENABLE_CUDA)
registerOperation(
"COPY",
std::make_pair(Platform::cpu, Platform::cuda),
std::make_shared<CudaCopyToOperation>());
registerOperation(
"COPY",
std::make_pair(Platform::cuda, Platform::cpu),
std::make_shared<CudaCopyFromOperation>());
registerOperation(
"COPY",
std::make_pair(Platform::cuda, Platform::cuda),
std::make_shared<CudaCopyOperation>());
registerOperation(
"MEMSET",
std::make_pair(Platform::cuda, Platform::cuda),
std::make_shared<CudaMemsetOperation>());
registerOperation(
"REALLOCATE",
std::make_pair(Platform::cuda, Platform::cuda),
std::make_shared<GenericReallocateOperation>());
registerOperation(
"ACCESSED_BY",
std::make_pair(Platform::cuda, Platform::cuda),
std::make_shared<CudaAdviseAccessedByOperation>());
registerOperation(
"PREFERRED_LOCATION",
std::make_pair(Platform::cuda, Platform::cuda),
std::make_shared<CudaAdvisePreferredLocationOperation>());
registerOperation(
"PREFERRED_LOCATION",
std::make_pair(Platform::cpu, Platform::cpu),
std::make_shared<CudaAdvisePreferredLocationOperation>());
registerOperation(
"READ_MOSTLY",
std::make_pair(Platform::cuda, Platform::cuda),
std::make_shared<CudaAdviseReadMostlyOperation>());
#endif
}
void
MemoryOperationRegistry::registerOperation(
const std::string& name,
std::pair<Platform, Platform> platforms,
std::shared_ptr<MemoryOperation>&& operation)
{
auto operations = m_operators.find(name);
if (operations == m_operators.end()) {
operations = m_operators.insert(
std::make_pair(name,
std::unordered_map<std::pair<Platform, Platform>,
std::shared_ptr<MemoryOperation>, pair_hash >())).first;
}
operations->second.insert(std::make_pair(platforms, operation));
}
std::shared_ptr<umpire::op::MemoryOperation>
MemoryOperationRegistry::find(
const std::string& name,
std::shared_ptr<strategy::AllocationStrategy>& src_allocator,
std::shared_ptr<strategy::AllocationStrategy>& dst_allocator)
{
auto platforms = std::make_pair(
src_allocator->getPlatform(),
dst_allocator->getPlatform());
auto operations = m_operators.find(name);
if (operations == m_operators.end()) {
UMPIRE_ERROR("Cannot find operator " << name);
}
auto op = operations->second.find(platforms);
if (op == operations->second.end()) {
UMPIRE_ERROR("Cannot find operator" << name << " for platforms " << static_cast<int>(platforms.first) << ", " << static_cast<int>(platforms.second));
}
return op->second;
}
} // end of namespace op
} // end of namespace umpire