130 lines
4.4 KiB
C++
130 lines
4.4 KiB
C++
/*
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//@HEADER
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// ************************************************************************
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//
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// Kokkos v. 3.0
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// Copyright (2020) National Technology & Engineering
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// Solutions of Sandia, LLC (NTESS).
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//
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// Under the terms of Contract DE-NA0003525 with NTESS,
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// the U.S. Government retains certain rights in this software.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// 1. Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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//
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// 3. Neither the name of the Corporation nor the names of the
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY NTESS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NTESS OR THE
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// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Questions? Contact Christian R. Trott (crtrott@sandia.gov)
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//
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// ************************************************************************
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//@HEADER
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*/
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#include <cstdio>
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#include <stdexcept>
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#include <sstream>
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#include <iostream>
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#include <Kokkos_Core.hpp>
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namespace Test {
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namespace {
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struct SumFunctor {
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KOKKOS_INLINE_FUNCTION
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void operator()(int i, int& lsum) const { lsum += i; }
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};
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template <class ExecSpace>
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void check_distinctive(ExecSpace, ExecSpace) {}
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#ifdef KOKKOS_ENABLE_CUDA
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void check_distinctive(Kokkos::Cuda exec1, Kokkos::Cuda exec2) {
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ASSERT_NE(exec1.cuda_stream(), exec2.cuda_stream());
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}
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#endif
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#ifdef KOKKOS_ENABLE_HIP
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void check_distinctive(Kokkos::Experimental::HIP exec1,
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Kokkos::Experimental::HIP exec2) {
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ASSERT_NE(exec1.hip_stream(), exec2.hip_stream());
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}
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#endif
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#ifdef KOKKOS_ENABLE_SYCL
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void check_distinctive(Kokkos::Experimental::SYCL exec1,
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Kokkos::Experimental::SYCL exec2) {
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ASSERT_NE(*exec1.impl_internal_space_instance()->m_queue,
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*exec2.impl_internal_space_instance()->m_queue);
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}
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#endif
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} // namespace
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void test_partitioning(std::vector<TEST_EXECSPACE>& instances) {
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check_distinctive(instances[0], instances[1]);
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int sum1, sum2;
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int N = 3910;
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Kokkos::parallel_reduce(
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Kokkos::RangePolicy<TEST_EXECSPACE>(instances[0], 0, N), SumFunctor(),
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sum1);
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Kokkos::parallel_reduce(
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Kokkos::RangePolicy<TEST_EXECSPACE>(instances[1], 0, N), SumFunctor(),
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sum2);
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ASSERT_EQ(sum1, sum2);
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ASSERT_EQ(sum1, N * (N - 1) / 2);
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#if defined(KOKKOS_ENABLE_CUDA) || defined(KOKKOS_ENABLE_HIP) || \
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defined(KOKKOS_ENABLE_SYCL)
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// Eliminate unused function warning
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// (i.e. when compiling for Serial and CUDA, during Serial compilation the
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// Cuda overload is unused ...)
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if (sum1 != sum2) {
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#ifdef KOKKOS_ENABLE_CUDA
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check_distinctive(Kokkos::Cuda(), Kokkos::Cuda());
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#endif
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#ifdef KOKKOS_ENABLE_HIP
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check_distinctive(Kokkos::Experimental::HIP(), Kokkos::Experimental::HIP());
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#endif
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#ifdef KOKKOS_ENABLE_SYCL
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check_distinctive(Kokkos::Experimental::SYCL(),
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Kokkos::Experimental::SYCL());
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#endif
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}
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#endif
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}
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TEST(TEST_CATEGORY, partitioning_by_args) {
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auto instances =
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Kokkos::Experimental::partition_space(TEST_EXECSPACE(), 1, 1.);
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ASSERT_EQ(int(instances.size()), 2);
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test_partitioning(instances);
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}
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TEST(TEST_CATEGORY, partitioning_by_vector) {
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std::vector<int> weights{1, 1};
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auto instances =
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Kokkos::Experimental::partition_space(TEST_EXECSPACE(), weights);
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ASSERT_EQ(int(instances.size()), 2);
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test_partitioning(instances);
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}
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} // namespace Test
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