Files
lammps/lib/kokkos/core/unit_test/TestTeamReductionScan.hpp
2023-06-29 10:42:42 -06:00

125 lines
4.4 KiB
C++

//@HEADER
// ************************************************************************
//
// Kokkos v. 4.0
// Copyright (2022) National Technology & Engineering
// Solutions of Sandia, LLC (NTESS).
//
// Under the terms of Contract DE-NA0003525 with NTESS,
// the U.S. Government retains certain rights in this software.
//
// Part of Kokkos, under the Apache License v2.0 with LLVM Exceptions.
// See https://kokkos.org/LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//@HEADER
#ifndef KOKKOS_TEST_TEAM_REDUCTION_SCAN_HPP
#define KOKKOS_TEST_TEAM_REDUCTION_SCAN_HPP
#include <TestTeam.hpp>
namespace Test {
TEST(TEST_CATEGORY, team_reduction_scan) {
TestScanTeam<TEST_EXECSPACE, Kokkos::Schedule<Kokkos::Static> >(0);
TestScanTeam<TEST_EXECSPACE, Kokkos::Schedule<Kokkos::Dynamic> >(0);
TestScanTeam<TEST_EXECSPACE, Kokkos::Schedule<Kokkos::Static> >(10);
TestScanTeam<TEST_EXECSPACE, Kokkos::Schedule<Kokkos::Dynamic> >(10);
TestScanTeam<TEST_EXECSPACE, Kokkos::Schedule<Kokkos::Static> >(10000);
TestScanTeam<TEST_EXECSPACE, Kokkos::Schedule<Kokkos::Dynamic> >(10000);
}
TEST(TEST_CATEGORY, team_long_reduce) {
#ifdef KOKKOS_ENABLE_OPENMPTARGET // FIXME_OPENMPTARGET: Not implemented
if constexpr (!std::is_same<TEST_EXECSPACE,
Kokkos::Experimental::OpenMPTarget>::value)
#endif
{
TestReduceTeam<long, TEST_EXECSPACE, Kokkos::Schedule<Kokkos::Static> >(0);
TestReduceTeam<long, TEST_EXECSPACE, Kokkos::Schedule<Kokkos::Dynamic> >(0);
TestReduceTeam<long, TEST_EXECSPACE, Kokkos::Schedule<Kokkos::Static> >(3);
TestReduceTeam<long, TEST_EXECSPACE, Kokkos::Schedule<Kokkos::Dynamic> >(3);
TestReduceTeam<long, TEST_EXECSPACE, Kokkos::Schedule<Kokkos::Static> >(
100000);
TestReduceTeam<long, TEST_EXECSPACE, Kokkos::Schedule<Kokkos::Dynamic> >(
100000);
}
}
TEST(TEST_CATEGORY, team_double_reduce) {
#ifdef KOKKOS_ENABLE_OPENMPTARGET // FIXME_OPENMPTARGET: Not implemented
if constexpr (!std::is_same<TEST_EXECSPACE,
Kokkos::Experimental::OpenMPTarget>::value)
#endif
{
TestReduceTeam<double, TEST_EXECSPACE, Kokkos::Schedule<Kokkos::Static> >(
0);
TestReduceTeam<double, TEST_EXECSPACE, Kokkos::Schedule<Kokkos::Dynamic> >(
0);
TestReduceTeam<double, TEST_EXECSPACE, Kokkos::Schedule<Kokkos::Static> >(
3);
TestReduceTeam<double, TEST_EXECSPACE, Kokkos::Schedule<Kokkos::Dynamic> >(
3);
TestReduceTeam<double, TEST_EXECSPACE, Kokkos::Schedule<Kokkos::Static> >(
100000);
TestReduceTeam<double, TEST_EXECSPACE, Kokkos::Schedule<Kokkos::Dynamic> >(
100000);
}
}
template <typename ExecutionSpace>
struct DummyTeamReductionFunctor {
using TeamPolicy = Kokkos::TeamPolicy<ExecutionSpace>;
using TeamHandleType = typename TeamPolicy::member_type;
KOKKOS_FUNCTION void operator()(const TeamHandleType&, double&) const {}
};
template <typename ExecutionSpace>
void test_team_parallel_reduce(const int num_loop_size) {
using TeamPolicy = Kokkos::TeamPolicy<ExecutionSpace>;
using ReducerType = Kokkos::Sum<double>;
double result = 10.;
ReducerType reducer(result);
const int bytes_per_team = 0;
const int bytes_per_thread = 117;
TeamPolicy team_exec(num_loop_size, Kokkos::AUTO);
team_exec.set_scratch_size(1, Kokkos::PerTeam(bytes_per_team),
Kokkos::PerThread(bytes_per_thread));
Kokkos::parallel_reduce(team_exec,
DummyTeamReductionFunctor<ExecutionSpace>{}, reducer);
ASSERT_EQ(result, 0.);
}
TEST(TEST_CATEGORY, team_parallel_dummy_with_reducer_and_scratch_space) {
#ifdef KOKKOS_ENABLE_OPENMPTARGET // FIXME_OPENMPTARGET: Not implemented
if constexpr (!std::is_same<TEST_EXECSPACE,
Kokkos::Experimental::OpenMPTarget>::value)
#endif
{
test_team_parallel_reduce<TEST_EXECSPACE>(0);
test_team_parallel_reduce<TEST_EXECSPACE>(1);
}
}
TEST(TEST_CATEGORY, repeated_team_reduce) {
#ifdef KOKKOS_ENABLE_OPENMPTARGET
if (std::is_same<TEST_EXECSPACE, Kokkos::Experimental::OpenMPTarget>::value)
GTEST_SKIP() << "skipping since team_reduce for OpenMPTarget is not "
"properly implemented";
#endif
#ifdef KOKKOS_IMPL_32BIT
GTEST_SKIP() << "Failing KOKKOS_IMPL_32BIT"; // FIXME_32BIT
#endif
TestRepeatedTeamReduce<TEST_EXECSPACE>();
}
} // namespace Test
#endif