/usr/include/trilinos/Kokkos_MemoryTraits.hpp is in libtrilinos-kokkos-dev 12.10.1-3.
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// Kokkos v. 2.0
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#ifndef KOKKOS_MEMORYTRAITS_HPP
#define KOKKOS_MEMORYTRAITS_HPP
#include <impl/Kokkos_Traits.hpp>
#include <impl/Kokkos_Tags.hpp>
//----------------------------------------------------------------------------
namespace Kokkos {
/** \brief Memory access traits for views, an extension point.
*
* These traits should be orthogonal. If there are dependencies then
* the MemoryTraits template must detect and enforce dependencies.
*
* A zero value is the default for a View, indicating that none of
* these traits are present.
*/
enum MemoryTraitsFlags
{ Unmanaged = 0x01
, RandomAccess = 0x02
, Atomic = 0x04
};
template < unsigned T >
struct MemoryTraits {
//! Tag this class as a kokkos memory traits:
typedef MemoryTraits memory_traits ;
enum { Unmanaged = T & unsigned(Kokkos::Unmanaged) };
enum { RandomAccess = T & unsigned(Kokkos::RandomAccess) };
enum { Atomic = T & unsigned(Kokkos::Atomic) };
};
} // namespace Kokkos
//----------------------------------------------------------------------------
namespace Kokkos {
typedef Kokkos::MemoryTraits<0> MemoryManaged ;
typedef Kokkos::MemoryTraits< Kokkos::Unmanaged > MemoryUnmanaged ;
typedef Kokkos::MemoryTraits< Kokkos::Unmanaged | Kokkos::RandomAccess > MemoryRandomAccess ;
} // namespace Kokkos
//----------------------------------------------------------------------------
namespace Kokkos {
namespace Impl {
/** \brief Memory alignment settings
*
* Sets global value for memory alignment. Must be a power of two!
* Enable compatibility of views from different devices with static stride.
* Use compiler flag to enable overwrites.
*/
enum { MEMORY_ALIGNMENT =
#if defined( KOKKOS_MEMORY_ALIGNMENT )
( 1 << Kokkos::Impl::integral_power_of_two( KOKKOS_MEMORY_ALIGNMENT ) )
#else
( 1 << Kokkos::Impl::integral_power_of_two( 128 ) )
#endif
, MEMORY_ALIGNMENT_THRESHOLD = 4
};
} //namespace Impl
} // namespace Kokkos
#endif /* #ifndef KOKKOS_MEMORYTRAITS_HPP */
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