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lammps/lib/kokkos/benchmarks/bytes_and_flops/bench.hpp
2021-11-04 12:45:59 -06:00

94 lines
3.5 KiB
C++

/*
//@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
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Questions? Contact Christian R. Trott (crtrott@sandia.gov)
//
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//@HEADER
*/
#include <Kokkos_Core.hpp>
#include <Kokkos_Timer.hpp>
template <class Scalar, int Unroll, int Stride>
struct Run {
static void run(int N, int K, int R, int F, int T, int S);
};
template <class Scalar, int Stride>
struct RunStride {
static void run_1(int N, int K, int R, int F, int T, int S);
static void run_2(int N, int K, int R, int F, int T, int S);
static void run_3(int N, int K, int R, int F, int T, int S);
static void run_4(int N, int K, int R, int F, int T, int S);
static void run_5(int N, int K, int R, int F, int T, int S);
static void run_6(int N, int K, int R, int F, int T, int S);
static void run_7(int N, int K, int R, int F, int T, int S);
static void run_8(int N, int K, int R, int F, int T, int S);
static void run(int N, int K, int R, int U, int F, int T, int S);
};
#define STRIDE 1
#include <bench_stride.hpp>
#undef STRIDE
#define STRIDE 2
#include <bench_stride.hpp>
#undef STRIDE
#define STRIDE 4
#include <bench_stride.hpp>
#undef STRIDE
#define STRIDE 8
#include <bench_stride.hpp>
#undef STRIDE
#define STRIDE 16
#include <bench_stride.hpp>
#undef STRIDE
#define STRIDE 32
#include <bench_stride.hpp>
#undef STRIDE
template <class Scalar>
void run_stride_unroll(int N, int K, int R, int D, int U, int F, int T, int S) {
if (D == 1) RunStride<Scalar, 1>::run(N, K, R, U, F, T, S);
if (D == 2) RunStride<Scalar, 2>::run(N, K, R, U, F, T, S);
if (D == 4) RunStride<Scalar, 4>::run(N, K, R, U, F, T, S);
if (D == 8) RunStride<Scalar, 8>::run(N, K, R, U, F, T, S);
if (D == 16) RunStride<Scalar, 16>::run(N, K, R, U, F, T, S);
if (D == 32) RunStride<Scalar, 32>::run(N, K, R, U, F, T, S);
}