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Kokkos_Functional.hpp
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Sun, Jan 26, 04:58

Kokkos_Functional.hpp
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#ifndef KOKKOS_FUNCTIONAL_HPP
#define KOKKOS_FUNCTIONAL_HPP
#include <Kokkos_Macros.hpp>
#include <impl/Kokkos_Functional_impl.hpp>
namespace Kokkos {
// These should work for most types
template <typename T>
struct pod_hash
{
typedef T argument_type;
typedef T first_argument_type;
typedef uint32_t second_argument_type;
typedef uint32_t result_type;
KOKKOS_FORCEINLINE_FUNCTION
uint32_t operator()(T const & t) const
{ return Impl::MurmurHash3_x86_32( &t, sizeof(T), 0); }
KOKKOS_FORCEINLINE_FUNCTION
uint32_t operator()(T const & t, uint32_t seed) const
{ return Impl::MurmurHash3_x86_32( &t, sizeof(T), seed); }
};
template <typename T>
struct pod_equal_to
{
typedef T first_argument_type;
typedef T second_argument_type;
typedef bool result_type;
KOKKOS_FORCEINLINE_FUNCTION
bool operator()(T const & a, T const & b) const
{ return Impl::bitwise_equal(&a,&b); }
};
template <typename T>
struct pod_not_equal_to
{
typedef T first_argument_type;
typedef T second_argument_type;
typedef bool result_type;
KOKKOS_FORCEINLINE_FUNCTION
bool operator()(T const & a, T const & b) const
{ return !Impl::bitwise_equal(&a,&b); }
};
template <typename T>
struct equal_to
{
typedef T first_argument_type;
typedef T second_argument_type;
typedef bool result_type;
KOKKOS_FORCEINLINE_FUNCTION
bool operator()(T const & a, T const & b) const
{ return a == b; }
};
template <typename T>
struct not_equal_to
{
typedef T first_argument_type;
typedef T second_argument_type;
typedef bool result_type;
KOKKOS_FORCEINLINE_FUNCTION
bool operator()(T const & a, T const & b) const
{ return a != b; }
};
template <typename T>
struct greater
{
typedef T first_argument_type;
typedef T second_argument_type;
typedef bool result_type;
KOKKOS_FORCEINLINE_FUNCTION
bool operator()(T const & a, T const & b) const
{ return a > b; }
};
template <typename T>
struct less
{
typedef T first_argument_type;
typedef T second_argument_type;
typedef bool result_type;
KOKKOS_FORCEINLINE_FUNCTION
bool operator()(T const & a, T const & b) const
{ return a < b; }
};
template <typename T>
struct greater_equal
{
typedef T first_argument_type;
typedef T second_argument_type;
typedef bool result_type;
KOKKOS_FORCEINLINE_FUNCTION
bool operator()(T const & a, T const & b) const
{ return a >= b; }
};
template <typename T>
struct less_equal
{
typedef T first_argument_type;
typedef T second_argument_type;
typedef bool result_type;
KOKKOS_FORCEINLINE_FUNCTION
bool operator()(T const & a, T const & b) const
{ return a <= b; }
};
} // namespace Kokkos
#endif //KOKKOS_FUNCTIONAL_HPP

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