| // This file is part of Eigen, a lightweight C++ template library | |
| // for linear algebra. | |
| // | |
| // Copyright (C) 2019 Gael Guennebaud <gael.guennebaud@inria.fr> | |
| // | |
| // This Source Code Form is subject to the terms of the Mozilla | |
| // Public License v. 2.0. If a copy of the MPL was not distributed | |
| // with this file, You can obtain one at http://mozilla.org/MPL/2.0/. | |
| #ifndef EIGEN_ARCH_GENERIC_PACKET_MATH_FUNCTIONS_FWD_H | |
| #define EIGEN_ARCH_GENERIC_PACKET_MATH_FUNCTIONS_FWD_H | |
| namespace Eigen { | |
| namespace internal { | |
| // Forward declarations of the generic math functions | |
| // implemented in GenericPacketMathFunctions.h | |
| // This is needed to workaround a circular dependency. | |
| template<typename Packet> EIGEN_STRONG_INLINE Packet | |
| pfrexp_float(const Packet& a, Packet& exponent); | |
| template<typename Packet> EIGEN_STRONG_INLINE Packet | |
| pldexp_float(Packet a, Packet exponent); | |
| /** \internal \returns log(x) for single precision float */ | |
| template <typename Packet> | |
| EIGEN_DEFINE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS | |
| EIGEN_UNUSED | |
| Packet plog_float(const Packet _x); | |
| /** \internal \returns log(1 + x) */ | |
| template<typename Packet> | |
| Packet generic_plog1p(const Packet& x); | |
| /** \internal \returns exp(x)-1 */ | |
| template<typename Packet> | |
| Packet generic_expm1(const Packet& x); | |
| /** \internal \returns exp(x) for single precision float */ | |
| template <typename Packet> | |
| EIGEN_DEFINE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS | |
| EIGEN_UNUSED | |
| Packet pexp_float(const Packet _x); | |
| /** \internal \returns exp(x) for double precision real numbers */ | |
| template <typename Packet> | |
| EIGEN_DEFINE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS | |
| EIGEN_UNUSED | |
| Packet pexp_double(const Packet _x); | |
| /** \internal \returns sin(x) for single precision float */ | |
| template<typename Packet> | |
| EIGEN_DEFINE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS | |
| EIGEN_UNUSED | |
| Packet psin_float(const Packet& x); | |
| /** \internal \returns cos(x) for single precision float */ | |
| template<typename Packet> | |
| EIGEN_DEFINE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS | |
| EIGEN_UNUSED | |
| Packet pcos_float(const Packet& x); | |
| template <typename Packet, int N> struct ppolevl; | |
| } // end namespace internal | |
| } // end namespace Eigen | |
| #endif // EIGEN_ARCH_GENERIC_PACKET_MATH_FUNCTIONS_FWD_H |