aboutsummaryrefslogtreecommitdiffhomepage
path: root/unsupported/Eigen/CXX11/src/Tensor/TensorFunctors.h
diff options
context:
space:
mode:
authorGravatar Rasmus Munk Larsen <rmlarsen@google.com>2016-05-12 14:07:22 -0700
committerGravatar Rasmus Munk Larsen <rmlarsen@google.com>2016-05-12 14:07:22 -0700
commite55deb21c59109f3ed2ade858031116503b2c313 (patch)
treeb369d3ded141916c24ad6464001b9c951bdb8d1d /unsupported/Eigen/CXX11/src/Tensor/TensorFunctors.h
parentae9688f3139579b9e87560ad48e62d1205fb3eb3 (diff)
Improvements to parallelFor.
Move some scalar functors from TensorFunctors. to Eigen core.
Diffstat (limited to 'unsupported/Eigen/CXX11/src/Tensor/TensorFunctors.h')
-rw-r--r--unsupported/Eigen/CXX11/src/Tensor/TensorFunctors.h71
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
{