ceph/src/boost/libs/math/include/boost/math/tools/detail/polynomial_horner1_4.hpp

   1 //  (C) Copyright John Maddock 2007.
   2 //  Use, modification and distribution are subject to the
   3 //  Boost Software License, Version 1.0. (See accompanying file
   4 //  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   5 //
   6 //  This file is machine generated, do not edit by hand
   7
   8 // Polynomial evaluation using Horners rule
   9 #ifndef BOOST_MATH_TOOLS_POLY_EVAL_4_HPP
  10 #define BOOST_MATH_TOOLS_POLY_EVAL_4_HPP
  11
  12 namespace boost{ namespace math{ namespace tools{ namespace detail{
  13
  14 template <class T, class V>
  15 inline V evaluate_polynomial_c_imp(const T*, const V&, const mpl::int_<0>*) BOOST_MATH_NOEXCEPT(V)
  16 {
  17    return static_cast<V>(0);
  18 }
  19
  20 template <class T, class V>
  21 inline V evaluate_polynomial_c_imp(const T* a, const V&, const mpl::int_<1>*) BOOST_MATH_NOEXCEPT(V)
  22 {
  23    return static_cast<V>(a[0]);
  24 }
  25
  26 template <class T, class V>
  27 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<2>*) BOOST_MATH_NOEXCEPT(V)
  28 {
  29    return static_cast<V>(a[1] * x + a[0]);
  30 }
  31
  32 template <class T, class V>
  33 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<3>*) BOOST_MATH_NOEXCEPT(V)
  34 {
  35    return static_cast<V>((a[2] * x + a[1]) * x + a[0]);
  36 }
  37
  38 template <class T, class V>
  39 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<4>*) BOOST_MATH_NOEXCEPT(V)
  40 {
  41    return static_cast<V>(((a[3] * x + a[2]) * x + a[1]) * x + a[0]);
  42 }
  43
  44
  45 }}}} // namespaces
  46
  47 #endif // include guard
  48