Files
lammps/lib/kokkos/containers/unit_tests/TestCreateMirror.cpp
2022-12-22 09:20:35 -07:00

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/*
//@HEADER
// ************************************************************************
//
// Kokkos v. 3.0
// Copyright (2020) 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.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// 3. Neither the name of the Corporation nor the names of the
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY NTESS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NTESS OR THE
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Questions? Contact Christian R. Trott (crtrott@sandia.gov)
//
// ************************************************************************
//@HEADER
*/
#include <Kokkos_Core.hpp>
#include <Kokkos_DynamicView.hpp>
#include <Kokkos_DynRankView.hpp>
#include <Kokkos_OffsetView.hpp>
template <typename TestView, typename MemorySpace>
void check_memory_space(TestView, MemorySpace) {
static_assert(
std::is_same<typename TestView::memory_space, MemorySpace>::value, "");
}
template <class View>
auto host_mirror_test_space(View) {
return std::conditional_t<
Kokkos::SpaceAccessibility<Kokkos::HostSpace,
typename View::memory_space>::accessible,
typename View::memory_space, Kokkos::HostSpace>{};
}
template <typename View>
void test_create_mirror_properties(const View& view) {
using namespace Kokkos;
using DeviceMemorySpace = typename DefaultExecutionSpace::memory_space;
// clang-format off
// create_mirror
#ifndef KOKKOS_ENABLE_CXX14
// FIXME DynamicView: HostMirror is the same type
if constexpr (!is_dynamic_view<View>::value) {
check_memory_space(create_mirror(WithoutInitializing, view), host_mirror_test_space(view));
check_memory_space(create_mirror( view), host_mirror_test_space(view));
}
#endif
check_memory_space(create_mirror(WithoutInitializing, DefaultExecutionSpace{}, view), DeviceMemorySpace{});
check_memory_space(create_mirror( DefaultExecutionSpace{}, view), DeviceMemorySpace{});
// create_mirror_view
#ifndef KOKKOS_ENABLE_CXX14
// FIXME DynamicView: HostMirror is the same type
if constexpr (!is_dynamic_view<View>::value) {
check_memory_space(create_mirror_view(WithoutInitializing, view), host_mirror_test_space(view));
check_memory_space(create_mirror_view( view), host_mirror_test_space(view));
}
#endif
check_memory_space(create_mirror_view(WithoutInitializing, DefaultExecutionSpace{}, view), DeviceMemorySpace{});
check_memory_space(create_mirror_view( DefaultExecutionSpace{}, view), DeviceMemorySpace{});
// create_mirror view_alloc
#ifndef KOKKOS_ENABLE_CXX14
// FIXME DynamicView: HostMirror is the same type
if constexpr (!is_dynamic_view<View>::value) {
check_memory_space(create_mirror(view_alloc(WithoutInitializing), view), host_mirror_test_space(view));
check_memory_space(create_mirror(view_alloc(), view), host_mirror_test_space(view));
}
#endif
check_memory_space(create_mirror(view_alloc(WithoutInitializing, DeviceMemorySpace{}), view), DeviceMemorySpace{});
check_memory_space(create_mirror(view_alloc( DeviceMemorySpace{}), view), DeviceMemorySpace{});
// create_mirror_view view_alloc
#ifndef KOKKOS_ENABLE_CXX14
// FIXME DynamicView: HostMirror is the same type
if constexpr (!is_dynamic_view<View>::value) {
check_memory_space(create_mirror_view(view_alloc(WithoutInitializing), view), host_mirror_test_space(view));
check_memory_space(create_mirror_view(view_alloc(), view), host_mirror_test_space(view));
}
#endif
check_memory_space(create_mirror_view(view_alloc(WithoutInitializing, DeviceMemorySpace{}), view), DeviceMemorySpace{});
check_memory_space(create_mirror_view(view_alloc( DeviceMemorySpace{}), view), DeviceMemorySpace{});
// create_mirror view_alloc + execution space
#ifndef KOKKOS_ENABLE_CXX14
// FIXME DynamicView: HostMirror is the same type
if constexpr (!is_dynamic_view<View>::value) {
check_memory_space(create_mirror(view_alloc(DefaultExecutionSpace{}, WithoutInitializing), view), host_mirror_test_space(view));
check_memory_space(create_mirror(view_alloc(DefaultHostExecutionSpace{}), view), host_mirror_test_space(view));
}
#endif
check_memory_space(create_mirror(view_alloc(DefaultExecutionSpace{}, WithoutInitializing, DeviceMemorySpace{}), view), DeviceMemorySpace{});
check_memory_space(create_mirror(view_alloc(DefaultExecutionSpace{}, DeviceMemorySpace{}), view), DeviceMemorySpace{});
// create_mirror_view view_alloc + execution space
#ifndef KOKKOS_ENABLE_CXX14
// FIXME DynamicView: HostMirror is the same type
if constexpr (!is_dynamic_view<View>::value) {
check_memory_space(create_mirror_view(view_alloc(DefaultExecutionSpace{}, WithoutInitializing), view), host_mirror_test_space(view));
check_memory_space(create_mirror_view(view_alloc(DefaultHostExecutionSpace{}), view), host_mirror_test_space(view));
}
#endif
check_memory_space(create_mirror_view(view_alloc(DefaultExecutionSpace{}, WithoutInitializing, DeviceMemorySpace{}), view), DeviceMemorySpace{});
check_memory_space(create_mirror_view(view_alloc(DefaultExecutionSpace{}, DeviceMemorySpace{}), view), DeviceMemorySpace{});
// create_mirror_view_and_copy
check_memory_space(create_mirror_view_and_copy(HostSpace{}, view), HostSpace{});
check_memory_space(create_mirror_view_and_copy(DeviceMemorySpace{}, view), DeviceMemorySpace{});
// create_mirror_view_and_copy view_alloc
check_memory_space(create_mirror_view_and_copy(view_alloc(HostSpace{}), view), HostSpace{});
check_memory_space(create_mirror_view_and_copy(view_alloc(DeviceMemorySpace{}), view), DeviceMemorySpace{});
// create_mirror_view_and_copy view_alloc + execution space
check_memory_space(create_mirror_view_and_copy(view_alloc(HostSpace{}, DefaultHostExecutionSpace{}), view), HostSpace{});
check_memory_space(create_mirror_view_and_copy(view_alloc(DeviceMemorySpace{}, DefaultExecutionSpace{}), view), DeviceMemorySpace{});
// clang-format on
}
void test_create_mirror_dynrankview() {
Kokkos::DynRankView<int, Kokkos::DefaultExecutionSpace> device_view(
"device view", 10);
Kokkos::DynRankView<int, Kokkos::HostSpace> host_view("host view", 10);
test_create_mirror_properties(device_view);
test_create_mirror_properties(host_view);
}
void test_reate_mirror_offsetview() {
Kokkos::Experimental::OffsetView<int*, Kokkos::DefaultExecutionSpace>
device_view("device view", {0, 10});
Kokkos::Experimental::OffsetView<int*, Kokkos::HostSpace> host_view(
"host view", {0, 10});
test_create_mirror_properties(device_view);
test_create_mirror_properties(host_view);
}
void test_create_mirror_dynamicview() {
Kokkos::Experimental::DynamicView<int*, Kokkos::DefaultExecutionSpace>
device_view("device view", 2, 10);
Kokkos::Experimental::DynamicView<int*, Kokkos::HostSpace> host_view(
"host view", 2, 10);
test_create_mirror_properties(device_view);
test_create_mirror_properties(host_view);
}