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//@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
#include <Kokkos_Core.hpp>
#include <benchmark/benchmark.h>
#include "Benchmark_Context.hpp"
namespace Test {
static constexpr int N = 10;
template <class Layout>
static void ViewAllocate_Rank1(benchmark::State& state) {
const int N8 = std::pow(state.range(0), 8);
for (auto _ : state) {
Kokkos::Timer timer;
Kokkos::View<double*, Layout> a("A1", N8);
KokkosBenchmark::report_results(state, a, 1, timer.seconds());
}
}
template <class Layout>
static void ViewAllocate_Rank2(benchmark::State& state) {
const int N4 = std::pow(state.range(0), 4);
for (auto _ : state) {
Kokkos::Timer timer;
Kokkos::View<double**, Layout> a("A2", N4, N4);
KokkosBenchmark::report_results(state, a, 1, timer.seconds());
}
}
template <class Layout>
static void ViewAllocate_Rank3(benchmark::State& state) {
const int N2 = std::pow(state.range(0), 2);
const int N3 = std::pow(state.range(0), 3);
for (auto _ : state) {
Kokkos::Timer timer;
Kokkos::View<double***, Layout> a("A3", N3, N3, N2);
KokkosBenchmark::report_results(state, a, 1, timer.seconds());
}
}
template <class Layout>
static void ViewAllocate_Rank4(benchmark::State& state) {
const int N2 = std::pow(state.range(0), 2);
for (auto _ : state) {
Kokkos::Timer timer;
Kokkos::View<double****, Layout> a("A4", N2, N2, N2, N2);
KokkosBenchmark::report_results(state, a, 1, timer.seconds());
}
}
template <class Layout>
static void ViewAllocate_Rank5(benchmark::State& state) {
const int N1 = state.range(0);
const int N2 = N1 * N1;
for (auto _ : state) {
Kokkos::Timer timer;
Kokkos::View<double*****, Layout> a("A5", N2, N2, N1, N1, N2);
KokkosBenchmark::report_results(state, a, 1, timer.seconds());
}
}
template <class Layout>
static void ViewAllocate_Rank6(benchmark::State& state) {
const int N1 = state.range(0);
const int N2 = N1 * N1;
for (auto _ : state) {
Kokkos::Timer timer;
Kokkos::View<double******, Layout> a("A6", N2, N1, N1, N1, N1, N2);
KokkosBenchmark::report_results(state, a, 1, timer.seconds());
}
}
template <class Layout>
static void ViewAllocate_Rank7(benchmark::State& state) {
const int N1 = state.range(0);
const int N2 = N1 * N1;
for (auto _ : state) {
Kokkos::Timer timer;
Kokkos::View<double*******, Layout> a("A7", N2, N1, N1, N1, N1, N1, N1);
KokkosBenchmark::report_results(state, a, 1, timer.seconds());
}
}
template <class Layout>
static void ViewAllocate_Rank8(benchmark::State& state) {
const int N1 = state.range(0);
for (auto _ : state) {
Kokkos::Timer timer;
Kokkos::View<double********, Layout> a("A8", N1, N1, N1, N1, N1, N1, N1,
N1);
KokkosBenchmark::report_results(state, a, 1, timer.seconds());
}
}
BENCHMARK(ViewAllocate_Rank1<Kokkos::LayoutLeft>)
->ArgName("N")
->Arg(N)
->UseManualTime();
BENCHMARK(ViewAllocate_Rank1<Kokkos::LayoutRight>)
->ArgName("N")
->Arg(N)
->UseManualTime();
BENCHMARK(ViewAllocate_Rank2<Kokkos::LayoutLeft>)
->ArgName("N")
->Arg(N)
->UseManualTime();
BENCHMARK(ViewAllocate_Rank2<Kokkos::LayoutRight>)
->ArgName("N")
->Arg(N)
->UseManualTime();
BENCHMARK(ViewAllocate_Rank3<Kokkos::LayoutLeft>)
->ArgName("N")
->Arg(N)
->UseManualTime();
BENCHMARK(ViewAllocate_Rank3<Kokkos::LayoutRight>)
->ArgName("N")
->Arg(N)
->UseManualTime();
BENCHMARK(ViewAllocate_Rank4<Kokkos::LayoutLeft>)
->ArgName("N")
->Arg(N)
->UseManualTime();
BENCHMARK(ViewAllocate_Rank4<Kokkos::LayoutRight>)
->ArgName("N")
->Arg(N)
->UseManualTime();
BENCHMARK(ViewAllocate_Rank5<Kokkos::LayoutLeft>)
->ArgName("N")
->Arg(N)
->UseManualTime();
BENCHMARK(ViewAllocate_Rank5<Kokkos::LayoutRight>)
->ArgName("N")
->Arg(N)
->UseManualTime();
BENCHMARK(ViewAllocate_Rank6<Kokkos::LayoutLeft>)
->ArgName("N")
->Arg(N)
->UseManualTime();
BENCHMARK(ViewAllocate_Rank6<Kokkos::LayoutRight>)
->ArgName("N")
->Arg(N)
->UseManualTime();
BENCHMARK(ViewAllocate_Rank7<Kokkos::LayoutLeft>)
->ArgName("N")
->Arg(N)
->UseManualTime();
BENCHMARK(ViewAllocate_Rank7<Kokkos::LayoutRight>)
->ArgName("N")
->Arg(N)
->UseManualTime();
BENCHMARK(ViewAllocate_Rank8<Kokkos::LayoutLeft>)
->ArgName("N")
->Arg(N)
->UseManualTime();
BENCHMARK(ViewAllocate_Rank8<Kokkos::LayoutRight>)
->ArgName("N")
->Arg(N)
->UseManualTime();
} // namespace Test
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