254 lines
7.5 KiB
C++
254 lines
7.5 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 <TestStdAlgorithmsCommon.hpp>
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#include <utility>
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namespace Test {
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namespace stdalgos {
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namespace Replace {
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namespace KE = Kokkos::Experimental;
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template <class ViewType>
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void fill_view(ViewType dest_view, const std::string& name) {
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using value_type = typename ViewType::value_type;
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using exe_space = typename ViewType::execution_space;
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const std::size_t ext = dest_view.extent(0);
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using aux_view_t = Kokkos::View<value_type*, exe_space>;
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aux_view_t aux_view("aux_view", ext);
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auto v_h = create_mirror_view(Kokkos::HostSpace(), aux_view);
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if (name == "empty") {
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// no op
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}
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else if (name == "one-element-a") {
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v_h(0) = static_cast<value_type>(1);
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}
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else if (name == "one-element-b") {
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v_h(0) = static_cast<value_type>(2);
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}
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else if (name == "two-elements-a") {
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v_h(0) = static_cast<value_type>(1);
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v_h(1) = static_cast<value_type>(2);
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}
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else if (name == "two-elements-b") {
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v_h(0) = static_cast<value_type>(2);
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v_h(1) = static_cast<value_type>(-1);
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}
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else if (name == "small-a") {
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for (std::size_t i = 0; i < ext; ++i) {
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v_h(i) = value_type{-5} + static_cast<value_type>(i + 1);
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}
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v_h(0) = static_cast<value_type>(2);
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v_h(3) = static_cast<value_type>(2);
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v_h(5) = static_cast<value_type>(2);
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}
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else if (name == "small-b") {
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for (std::size_t i = 0; i < ext; ++i) {
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if (i < 4) {
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v_h(i) = static_cast<value_type>(-1);
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} else {
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v_h(i) = static_cast<value_type>(2);
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}
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}
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}
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else if (name == "medium" || name == "large") {
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for (std::size_t i = 0; i < ext; ++i) {
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if (i % 2 == 0) {
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v_h(i) = static_cast<value_type>(-1);
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} else {
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v_h(i) = static_cast<value_type>(2);
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}
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}
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}
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else {
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throw std::runtime_error("invalid choice");
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}
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Kokkos::deep_copy(aux_view, v_h);
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CopyFunctor<aux_view_t, ViewType> F1(aux_view, dest_view);
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Kokkos::parallel_for("copy", dest_view.extent(0), F1);
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}
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template <class ViewType1, class ValueType>
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void verify_data(const std::string& name, ViewType1 test_view,
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ValueType new_value) {
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//! always careful because views might not be deep copyable
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auto view_dc = create_deep_copyable_compatible_clone(test_view);
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auto view_h = create_mirror_view_and_copy(Kokkos::HostSpace(), view_dc);
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if (name == "empty") {
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// no op
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}
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else if (name == "one-element-a") {
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EXPECT_EQ(view_h(0), ValueType{1});
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}
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else if (name == "one-element-b") {
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EXPECT_EQ(view_h(0), new_value);
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}
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else if (name == "two-elements-a") {
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EXPECT_EQ(view_h(0), ValueType{1});
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EXPECT_EQ(view_h(1), new_value);
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}
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else if (name == "two-elements-b") {
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EXPECT_EQ(view_h(0), new_value);
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EXPECT_EQ(view_h(1), ValueType{-1});
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}
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else if (name == "small-a") {
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for (std::size_t i = 0; i < view_h.extent(0); ++i) {
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if (i == 0 || i == 3 || i == 5 || i == 6) {
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EXPECT_EQ(view_h(i), new_value);
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} else {
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const auto gold = ValueType{-5} + static_cast<ValueType>(i + 1);
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EXPECT_EQ(view_h(i), gold);
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}
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}
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}
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else if (name == "small-b") {
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for (std::size_t i = 0; i < view_h.extent(0); ++i) {
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if (i < 4) {
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EXPECT_EQ(view_h(i), ValueType{-1});
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} else {
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EXPECT_EQ(view_h(i), new_value);
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}
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}
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}
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else if (name == "medium" || name == "large") {
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for (std::size_t i = 0; i < view_h.extent(0); ++i) {
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if (i % 2 == 0) {
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EXPECT_EQ(view_h(i), ValueType{-1});
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} else {
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EXPECT_EQ(view_h(i), new_value);
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}
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}
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}
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else {
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throw std::runtime_error("invalid choice");
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}
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}
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std::string value_type_to_string(int) { return "int"; }
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std::string value_type_to_string(double) { return "double"; }
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template <class Tag, class ValueType, class InfoType>
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void run_single_scenario(const InfoType& scenario_info) {
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const auto name = std::get<0>(scenario_info);
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const std::size_t view_ext = std::get<1>(scenario_info);
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// std::cout << "replace: " << name << ", " << view_tag_to_string(Tag{}) << ",
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// "
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// << value_type_to_string(ValueType()) << std::endl;
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ValueType old_value{2};
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ValueType new_value{43};
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auto view = create_view<ValueType>(Tag{}, view_ext, "replace");
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{
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fill_view(view, name);
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KE::replace(exespace(), KE::begin(view), KE::end(view), old_value,
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new_value);
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verify_data(name, view, new_value);
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}
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{
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fill_view(view, name);
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KE::replace("label", exespace(), KE::begin(view), KE::end(view), old_value,
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new_value);
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verify_data(name, view, new_value);
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}
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{
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fill_view(view, name);
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KE::replace(exespace(), view, old_value, new_value);
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verify_data(name, view, new_value);
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}
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{
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fill_view(view, name);
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KE::replace("label", exespace(), view, old_value, new_value);
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verify_data(name, view, new_value);
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}
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Kokkos::fence();
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}
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template <class Tag, class ValueType>
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void run_all_scenarios() {
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const std::map<std::string, std::size_t> scenarios = {
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{"empty", 0}, {"one-element-a", 1}, {"one-element-b", 1},
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{"two-elements-a", 2}, {"two-elements-b", 2}, {"small-a", 9},
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{"small-b", 13}, {"medium", 1103}, {"large", 101513}};
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for (const auto& it : scenarios) {
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run_single_scenario<Tag, ValueType>(it);
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}
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}
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TEST(std_algorithms_replace_ops_test, replace) {
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run_all_scenarios<DynamicTag, double>();
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run_all_scenarios<StridedThreeTag, double>();
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run_all_scenarios<DynamicTag, int>();
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run_all_scenarios<StridedThreeTag, int>();
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}
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} // namespace Replace
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} // namespace stdalgos
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} // namespace Test
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