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lammps/lib/kokkos/core/unit_test/TestCompilerMacros.hpp

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/*
//@HEADER
// ************************************************************************
//
// Kokkos v. 2.0
// Copyright (2014) Sandia Corporation
//
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
// 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 SANDIA CORPORATION "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 SANDIA CORPORATION 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 H. Carter Edwards (hcedwar@sandia.gov)
//
// ************************************************************************
//@HEADER
*/
#include <Kokkos_Core.hpp>
#define KOKKOS_PRAGMA_UNROLL(a)
namespace TestCompilerMacros {
template<class DEVICE_TYPE>
struct AddFunctor {
typedef DEVICE_TYPE execution_space;
typedef typename Kokkos::View<int**,execution_space> type;
type a,b;
int length;
AddFunctor(type a_, type b_):a(a_),b(b_),length(a.dimension_1()) {}
KOKKOS_INLINE_FUNCTION
void operator()(int i) const {
#ifdef KOKKOS_HAVE_PRAGMA_UNROLL
#pragma unroll
#endif
#ifdef KOKKOS_HAVE_PRAGMA_IVDEP
#pragma ivdep
#endif
#ifdef KOKKOS_HAVE_PRAGMA_VECTOR
#pragma vector always
#endif
#ifdef KOKKOS_HAVE_PRAGMA_LOOPCOUNT
#pragma loop count(128)
#endif
#ifdef KOKKOS_HAVE_PRAGMA_SIMD
#pragma simd
#endif
for(int j=0;j<length;j++)
a(i,j) += b(i,j);
}
};
template<class DeviceType>
bool Test() {
typedef typename Kokkos::View<int**,DeviceType> type;
type a("A",1024,128);
type b("B",1024,128);
AddFunctor<DeviceType> f(a,b);
Kokkos::parallel_for(1024,f);
DeviceType::fence();
return true;
}
}