/usr/include/trilinos/Kokkos_Atomic_MP_Vector.hpp is in libtrilinos-stokhos-dev 12.10.1-3.
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#ifndef KOKKOS_ATOMIC_MP_VECTOR_HPP
#define KOKKOS_ATOMIC_MP_VECTOR_HPP
#include "Sacado_MP_Vector.hpp"
#include "Kokkos_Core.hpp"
//----------------------------------------------------------------------------
// Overloads of Kokkos atomic functions for Sacado::MP::Vector scalar type
//----------------------------------------------------------------------------
namespace Kokkos {
template <typename Storage>
KOKKOS_INLINE_FUNCTION
void
atomic_assign(volatile Sacado::MP::Vector<Storage>* const dest,
const Sacado::MP::Vector<Storage>& src )
{
typedef typename Storage::ordinal_type ordinal_type;
typedef typename Storage::volatile_pointer pointer;
pointer dest_c = dest->coeff();
const ordinal_type sz = dest->size();
if (src.hasFastAccess(sz))
for (ordinal_type i=0; i<sz; ++i)
atomic_exchange(dest_c+i, src.fastAccessCoeff(i));
else
for (ordinal_type i=0; i<sz; ++i)
atomic_exchange(dest_c+i, src.coeff(i));
}
template <typename Storage>
KOKKOS_INLINE_FUNCTION
void
atomic_add(volatile Sacado::MP::Vector<Storage>* const dest,
const Sacado::MP::Vector<Storage>& src)
{
typedef typename Storage::ordinal_type ordinal_type;
typedef typename Storage::volatile_pointer pointer;
pointer dest_c = dest->coeff();
const ordinal_type sz = dest->size();
if (src.hasFastAccess(sz))
for (ordinal_type i=0; i<sz; ++i)
atomic_add(dest_c+i, src.fastAccessCoeff(i));
else
for (ordinal_type i=0; i<sz; ++i)
atomic_add(dest_c+i, src.coeff(i));
}
} // namespace Kokkos
//----------------------------------------------------------------------------
//----------------------------------------------------------------------------
#endif /* #ifndef KOKKOS_ATOMIC_MP_VECTOR_HPP */
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