diff options
Diffstat (limited to 'unsupported/Eigen/CXX11/src/Tensor/TensorFunctors.h')
-rw-r--r-- | unsupported/Eigen/CXX11/src/Tensor/TensorFunctors.h | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/unsupported/Eigen/CXX11/src/Tensor/TensorFunctors.h b/unsupported/Eigen/CXX11/src/Tensor/TensorFunctors.h index c674fcfe1..d07063444 100644 --- a/unsupported/Eigen/CXX11/src/Tensor/TensorFunctors.h +++ b/unsupported/Eigen/CXX11/src/Tensor/TensorFunctors.h @@ -13,77 +13,6 @@ namespace Eigen { namespace internal { - -/** \internal - * \brief Template functor to compute the modulo between an array and a scalar. - */ -template <typename Scalar> -struct scalar_mod_op { - EIGEN_DEVICE_FUNC scalar_mod_op(const Scalar& divisor) : m_divisor(divisor) {} - EIGEN_DEVICE_FUNC inline Scalar operator() (const Scalar& a) const { return a % m_divisor; } - const Scalar m_divisor; -}; -template <typename Scalar> -struct functor_traits<scalar_mod_op<Scalar> > -{ enum { Cost = NumTraits<Scalar>::template Div<false>::Cost, PacketAccess = false }; }; - - -/** \internal - * \brief Template functor to compute the modulo between 2 arrays. - */ -template <typename Scalar> -struct scalar_mod2_op { - EIGEN_EMPTY_STRUCT_CTOR(scalar_mod2_op); - EIGEN_DEVICE_FUNC inline Scalar operator() (const Scalar& a, const Scalar& b) const { return a % b; } -}; -template <typename Scalar> -struct functor_traits<scalar_mod2_op<Scalar> > -{ enum { Cost = NumTraits<Scalar>::template Div<false>::Cost, PacketAccess = false }; }; - -template <typename Scalar> -struct scalar_fmod_op { - EIGEN_EMPTY_STRUCT_CTOR(scalar_fmod_op); - EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Scalar - operator()(const Scalar& a, const Scalar& b) const { - return numext::fmod(a, b); - } -}; -template <typename Scalar> -struct functor_traits<scalar_fmod_op<Scalar> > { - enum { Cost = 13, // Reciprocal throughput of FPREM on Haswell. - PacketAccess = false }; -}; - - -/** \internal - * \brief Template functor to compute the sigmoid of a scalar - * \sa class CwiseUnaryOp, ArrayBase::sigmoid() - */ -template <typename T> -struct scalar_sigmoid_op { - EIGEN_EMPTY_STRUCT_CTOR(scalar_sigmoid_op) - EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE T operator()(const T& x) const { - const T one = T(1); - return one / (one + numext::exp(-x)); - } - - template <typename Packet> EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE - Packet packetOp(const Packet& x) const { - const Packet one = pset1<Packet>(T(1)); - return pdiv(one, padd(one, pexp(pnegate(x)))); - } -}; - -template <typename T> -struct functor_traits<scalar_sigmoid_op<T> > { - enum { - Cost = NumTraits<T>::AddCost * 2 + NumTraits<T>::MulCost * 6, - PacketAccess = packet_traits<T>::HasAdd && packet_traits<T>::HasDiv && - packet_traits<T>::HasNegate && packet_traits<T>::HasExp - }; -}; - - // Standard reduction functors template <typename T> struct SumReducer { |