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1798 lines
72 KiB
C++
1798 lines
72 KiB
C++
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///////////////////////////////////////////////////////////////////////////////
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// Copyright 2011 John Maddock. Distributed under the Boost
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// Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_MATH_BN_MPFI_HPP
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#define BOOST_MATH_BN_MPFI_HPP
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#include <boost/multiprecision/number.hpp>
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#include <boost/math/special_functions/fpclassify.hpp>
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#include <boost/cstdint.hpp>
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#include <boost/multiprecision/detail/big_lanczos.hpp>
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#include <boost/multiprecision/detail/digits.hpp>
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#include <boost/multiprecision/mpfr.hpp>
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#include <boost/multiprecision/logged_adaptor.hpp>
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#include <boost/math/constants/constants.hpp>
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#include <boost/functional/hash_fwd.hpp>
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#include <mpfi.h>
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#include <cmath>
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#include <algorithm>
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#ifndef BOOST_MULTIPRECISION_MPFI_DEFAULT_PRECISION
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# define BOOST_MULTIPRECISION_MPFI_DEFAULT_PRECISION 20
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#endif
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namespace boost{
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namespace multiprecision{
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namespace backends{
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template <unsigned digits10>
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struct mpfi_float_backend;
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} // namespace backends
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template <unsigned digits10>
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struct number_category<backends::mpfi_float_backend<digits10> > : public mpl::int_<number_kind_floating_point>{};
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struct interval_error : public std::runtime_error
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{
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interval_error(const std::string& s) : std::runtime_error(s) {}
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};
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namespace backends{
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namespace detail{
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inline int mpfi_sgn(mpfi_srcptr p)
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{
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if(mpfi_is_zero(p))
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return 0;
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if(mpfi_is_strictly_pos(p))
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return 1;
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if(mpfi_is_strictly_neg(p))
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return -1;
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BOOST_THROW_EXCEPTION(interval_error("Sign of interval is ambiguous."));
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}
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template <unsigned digits10>
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struct mpfi_float_imp;
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template <unsigned digits10>
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struct mpfi_float_imp
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{
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#ifdef BOOST_HAS_LONG_LONG
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typedef mpl::list<long, boost::long_long_type> signed_types;
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typedef mpl::list<unsigned long, boost::ulong_long_type> unsigned_types;
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#else
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typedef mpl::list<long> signed_types;
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typedef mpl::list<unsigned long> unsigned_types;
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#endif
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typedef mpl::list<double, long double> float_types;
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typedef long exponent_type;
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mpfi_float_imp()
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{
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mpfi_init2(m_data, multiprecision::detail::digits10_2_2(digits10 ? digits10 : get_default_precision()));
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mpfi_set_ui(m_data, 0u);
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}
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mpfi_float_imp(unsigned prec)
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{
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mpfi_init2(m_data, prec);
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mpfi_set_ui(m_data, 0u);
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}
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mpfi_float_imp(const mpfi_float_imp& o)
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{
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mpfi_init2(m_data, multiprecision::detail::digits10_2_2(digits10 ? digits10 : get_default_precision()));
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if(o.m_data[0].left._mpfr_d)
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mpfi_set(m_data, o.m_data);
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}
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#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
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mpfi_float_imp(mpfi_float_imp&& o) BOOST_NOEXCEPT
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{
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m_data[0] = o.m_data[0];
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o.m_data[0].left._mpfr_d = 0;
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}
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#endif
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mpfi_float_imp& operator = (const mpfi_float_imp& o)
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{
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if(m_data[0].left._mpfr_d == 0)
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mpfi_init2(m_data, multiprecision::detail::digits10_2_2(digits10 ? digits10 : get_default_precision()));
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if(o.m_data[0].left._mpfr_d)
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mpfi_set(m_data, o.m_data);
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return *this;
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}
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#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
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mpfi_float_imp& operator = (mpfi_float_imp&& o) BOOST_NOEXCEPT
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{
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mpfi_swap(m_data, o.m_data);
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return *this;
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}
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#endif
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#ifdef BOOST_HAS_LONG_LONG
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#ifdef _MPFR_H_HAVE_INTMAX_T
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mpfi_float_imp& operator = (boost::ulong_long_type i)
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{
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if(m_data[0].left._mpfr_d == 0)
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mpfi_init2(m_data, multiprecision::detail::digits10_2_2(digits10 ? digits10 : get_default_precision()));
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mpfr_set_uj(left_data(), i, GMP_RNDD);
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mpfr_set_uj(right_data(), i, GMP_RNDU);
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return *this;
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}
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mpfi_float_imp& operator = (boost::long_long_type i)
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{
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if(m_data[0].left._mpfr_d == 0)
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mpfi_init2(m_data, multiprecision::detail::digits10_2_2(digits10 ? digits10 : get_default_precision()));
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mpfr_set_sj(left_data(), i, GMP_RNDD);
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mpfr_set_sj(right_data(), i, GMP_RNDU);
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return *this;
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}
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#else
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mpfi_float_imp& operator = (boost::ulong_long_type i)
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{
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if(m_data[0].left._mpfr_d == 0)
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mpfi_init2(m_data, multiprecision::detail::digits10_2_2(digits10 ? digits10 : get_default_precision()));
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boost::ulong_long_type mask = ((((1uLL << (std::numeric_limits<unsigned long>::digits - 1)) - 1) << 1) | 1u);
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unsigned shift = 0;
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mpfi_t t;
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mpfi_init2(t, (std::max)(static_cast<unsigned long>(std::numeric_limits<boost::ulong_long_type>::digits), static_cast<unsigned long>(multiprecision::detail::digits10_2_2(digits10))));
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mpfi_set_ui(m_data, 0);
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while(i)
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{
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mpfi_set_ui(t, static_cast<unsigned long>(i & mask));
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if(shift)
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mpfi_mul_2exp(t, t, shift);
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mpfi_add(m_data, m_data, t);
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shift += std::numeric_limits<unsigned long>::digits;
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i >>= std::numeric_limits<unsigned long>::digits;
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}
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mpfi_clear(t);
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return *this;
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}
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mpfi_float_imp& operator = (boost::long_long_type i)
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{
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if(m_data[0].left._mpfr_d == 0)
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mpfi_init2(m_data, multiprecision::detail::digits10_2_2(digits10 ? digits10 : get_default_precision()));
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bool neg = i < 0;
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*this = boost::multiprecision::detail::unsigned_abs(i);
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if(neg)
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mpfi_neg(m_data, m_data);
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return *this;
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}
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#endif
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#endif
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mpfi_float_imp& operator = (unsigned long i)
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{
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if(m_data[0].left._mpfr_d == 0)
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mpfi_init2(m_data, multiprecision::detail::digits10_2_2(digits10 ? digits10 : get_default_precision()));
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mpfi_set_ui(m_data, i);
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return *this;
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}
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mpfi_float_imp& operator = (long i)
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{
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if(m_data[0].left._mpfr_d == 0)
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mpfi_init2(m_data, multiprecision::detail::digits10_2_2(digits10 ? digits10 : get_default_precision()));
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mpfi_set_si(m_data, i);
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return *this;
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}
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mpfi_float_imp& operator = (double d)
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{
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if(m_data[0].left._mpfr_d == 0)
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mpfi_init2(m_data, multiprecision::detail::digits10_2_2(digits10 ? digits10 : get_default_precision()));
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mpfi_set_d(m_data, d);
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return *this;
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}
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mpfi_float_imp& operator = (long double a)
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{
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if(m_data[0].left._mpfr_d == 0)
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mpfi_init2(m_data, multiprecision::detail::digits10_2_2(digits10 ? digits10 : get_default_precision()));
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mpfr_set_ld(left_data(), a, GMP_RNDD);
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mpfr_set_ld(right_data(), a, GMP_RNDU);
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return *this;
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}
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mpfi_float_imp& operator = (const char* s)
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{
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using default_ops::eval_fpclassify;
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if(m_data[0].left._mpfr_d == 0)
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mpfi_init2(m_data, multiprecision::detail::digits10_2_2(digits10 ? digits10 : get_default_precision()));
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if(s && (*s == '{'))
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{
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mpfr_float_backend<digits10> a, b;
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std::string part;
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const char* p = ++s;
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while(*p && (*p != ',') && (*p != '}'))
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++p;
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part.assign(s + 1, p);
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a = part.c_str();
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s = p;
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if(*p && (*p != '}'))
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{
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++p;
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while(*p && (*p != ',') && (*p != '}'))
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++p;
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part.assign(s + 1, p);
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}
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else
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part.erase();
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b = part.c_str();
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if(eval_fpclassify(a) == (int)FP_NAN)
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{
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mpfi_set_fr(this->data(), a.data());
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}
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else if(eval_fpclassify(b) == (int)FP_NAN)
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{
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mpfi_set_fr(this->data(), b.data());
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}
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else
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{
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if(a.compare(b) > 0)
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{
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BOOST_THROW_EXCEPTION(std::runtime_error("Attempt to create interval with invalid range (start is greater than end)."));
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}
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mpfi_interv_fr(m_data, a.data(), b.data());
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}
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}
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else if(mpfi_set_str(m_data, s, 10) != 0)
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{
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BOOST_THROW_EXCEPTION(std::runtime_error(std::string("Unable to parse string \"") + s + std::string("\"as a valid floating point number.")));
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}
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return *this;
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}
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void swap(mpfi_float_imp& o) BOOST_NOEXCEPT
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{
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mpfi_swap(m_data, o.m_data);
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}
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std::string str(std::streamsize digits, std::ios_base::fmtflags f)const
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{
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BOOST_ASSERT(m_data[0].left._mpfr_d);
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mpfr_float_backend<digits10> a, b;
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mpfi_get_left(a.data(), m_data);
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mpfi_get_right(b.data(), m_data);
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if(a.compare(b) == 0)
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return a.str(digits, f);
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return "{" + a.str(digits, f) + "," + b.str(digits, f) + "}";
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}
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~mpfi_float_imp() BOOST_NOEXCEPT
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{
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if(m_data[0].left._mpfr_d)
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mpfi_clear(m_data);
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}
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void negate() BOOST_NOEXCEPT
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{
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BOOST_ASSERT(m_data[0].left._mpfr_d);
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mpfi_neg(m_data, m_data);
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}
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int compare(const mpfi_float_imp& o)const BOOST_NOEXCEPT
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{
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BOOST_ASSERT(m_data[0].left._mpfr_d && o.m_data[0].left._mpfr_d);
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if(mpfr_cmp(right_data(), o.left_data()) < 0)
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return -1;
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if(mpfr_cmp(left_data(), o.right_data()) > 0)
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return 1;
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if((mpfr_cmp(left_data(), o.left_data()) == 0) && (mpfr_cmp(right_data(), o.right_data()) == 0))
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return 0;
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BOOST_THROW_EXCEPTION(interval_error("Ambiguous comparison between two values."));
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return 0;
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}
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template <class V>
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int compare(V v)const BOOST_NOEXCEPT
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{
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mpfi_float_imp d;
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d = v;
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return compare(d);
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}
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mpfi_t& data() BOOST_NOEXCEPT
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{
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BOOST_ASSERT(m_data[0].left._mpfr_d);
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return m_data;
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}
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const mpfi_t& data()const BOOST_NOEXCEPT
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{
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BOOST_ASSERT(m_data[0].left._mpfr_d);
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return m_data;
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}
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mpfr_ptr left_data() BOOST_NOEXCEPT
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{
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BOOST_ASSERT(m_data[0].left._mpfr_d);
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return &(m_data[0].left);
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}
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mpfr_srcptr left_data()const BOOST_NOEXCEPT
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{
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BOOST_ASSERT(m_data[0].left._mpfr_d);
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return &(m_data[0].left);
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}
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mpfr_ptr right_data() BOOST_NOEXCEPT
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{
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BOOST_ASSERT(m_data[0].left._mpfr_d);
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return &(m_data[0].right);
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}
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mpfr_srcptr right_data()const BOOST_NOEXCEPT
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{
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BOOST_ASSERT(m_data[0].left._mpfr_d);
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return &(m_data[0].right);
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}
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protected:
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mpfi_t m_data;
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static unsigned& get_default_precision() BOOST_NOEXCEPT
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{
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static unsigned val = BOOST_MULTIPRECISION_MPFI_DEFAULT_PRECISION;
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return val;
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}
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};
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} // namespace detail
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template <unsigned digits10>
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struct mpfi_float_backend : public detail::mpfi_float_imp<digits10>
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{
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mpfi_float_backend() : detail::mpfi_float_imp<digits10>() {}
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mpfi_float_backend(const mpfi_float_backend& o) : detail::mpfi_float_imp<digits10>(o) {}
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#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
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|
|
mpfi_float_backend(mpfi_float_backend&& o) : detail::mpfi_float_imp<digits10>(static_cast<detail::mpfi_float_imp<digits10>&&>(o)) {}
|
||
|
|
#endif
|
||
|
|
template <unsigned D>
|
||
|
|
mpfi_float_backend(const mpfi_float_backend<D>& val, typename enable_if_c<D <= digits10>::type* = 0)
|
||
|
|
: detail::mpfi_float_imp<digits10>()
|
||
|
|
{
|
||
|
|
mpfi_set(this->m_data, val.data());
|
||
|
|
}
|
||
|
|
template <unsigned D>
|
||
|
|
explicit mpfi_float_backend(const mpfi_float_backend<D>& val, typename disable_if_c<D <= digits10>::type* = 0)
|
||
|
|
: detail::mpfi_float_imp<digits10>()
|
||
|
|
{
|
||
|
|
mpfi_set(this->m_data, val.data());
|
||
|
|
}
|
||
|
|
mpfi_float_backend(const mpfi_t val)
|
||
|
|
: detail::mpfi_float_imp<digits10>()
|
||
|
|
{
|
||
|
|
mpfi_set(this->m_data, val);
|
||
|
|
}
|
||
|
|
mpfi_float_backend& operator=(const mpfi_float_backend& o)
|
||
|
|
{
|
||
|
|
*static_cast<detail::mpfi_float_imp<digits10>*>(this) = static_cast<detail::mpfi_float_imp<digits10> const&>(o);
|
||
|
|
return *this;
|
||
|
|
}
|
||
|
|
template <unsigned D>
|
||
|
|
mpfi_float_backend(const mpfr_float_backend<D>& val, typename enable_if_c<D <= digits10>::type* = 0)
|
||
|
|
: detail::mpfi_float_imp<digits10>()
|
||
|
|
{
|
||
|
|
mpfi_set_fr(this->m_data, val.data());
|
||
|
|
}
|
||
|
|
template <unsigned D>
|
||
|
|
mpfi_float_backend& operator=(const mpfr_float_backend<D>& val)
|
||
|
|
{
|
||
|
|
mpfi_set_fr(this->m_data, val.data());
|
||
|
|
return *this;
|
||
|
|
}
|
||
|
|
template <unsigned D>
|
||
|
|
explicit mpfi_float_backend(const mpfr_float_backend<D>& val, typename disable_if_c<D <= digits10>::type* = 0)
|
||
|
|
: detail::mpfi_float_imp<digits10>()
|
||
|
|
{
|
||
|
|
mpfi_set_fr(this->m_data, val.data());
|
||
|
|
}
|
||
|
|
#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
|
||
|
|
mpfi_float_backend& operator=(mpfi_float_backend&& o) BOOST_NOEXCEPT
|
||
|
|
{
|
||
|
|
*static_cast<detail::mpfi_float_imp<digits10>*>(this) = static_cast<detail::mpfi_float_imp<digits10>&&>(o);
|
||
|
|
return *this;
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
template <class V>
|
||
|
|
mpfi_float_backend& operator=(const V& v)
|
||
|
|
{
|
||
|
|
*static_cast<detail::mpfi_float_imp<digits10>*>(this) = v;
|
||
|
|
return *this;
|
||
|
|
}
|
||
|
|
mpfi_float_backend& operator=(const mpfi_t val)
|
||
|
|
{
|
||
|
|
mpfi_set(this->m_data, val);
|
||
|
|
return *this;
|
||
|
|
}
|
||
|
|
// We don't change our precision here, this is a fixed precision type:
|
||
|
|
template <unsigned D>
|
||
|
|
mpfi_float_backend& operator=(const mpfi_float_backend<D>& val)
|
||
|
|
{
|
||
|
|
mpfi_set(this->m_data, val.data());
|
||
|
|
return *this;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
template <>
|
||
|
|
struct mpfi_float_backend<0> : public detail::mpfi_float_imp<0>
|
||
|
|
{
|
||
|
|
mpfi_float_backend() : detail::mpfi_float_imp<0>() {}
|
||
|
|
mpfi_float_backend(const mpfi_t val)
|
||
|
|
: detail::mpfi_float_imp<0>(mpfi_get_prec(val))
|
||
|
|
{
|
||
|
|
mpfi_set(this->m_data, val);
|
||
|
|
}
|
||
|
|
mpfi_float_backend(const mpfi_float_backend& o) : detail::mpfi_float_imp<0>(o) {}
|
||
|
|
#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
|
||
|
|
mpfi_float_backend(mpfi_float_backend&& o) BOOST_NOEXCEPT : detail::mpfi_float_imp<0>(static_cast<detail::mpfi_float_imp<0>&&>(o)) {}
|
||
|
|
#endif
|
||
|
|
mpfi_float_backend(const mpfi_float_backend& o, unsigned digits10)
|
||
|
|
: detail::mpfi_float_imp<0>(digits10)
|
||
|
|
{
|
||
|
|
*this = o;
|
||
|
|
}
|
||
|
|
template <unsigned D>
|
||
|
|
mpfi_float_backend(const mpfi_float_backend<D>& val)
|
||
|
|
: detail::mpfi_float_imp<0>(mpfi_get_prec(val.data()))
|
||
|
|
{
|
||
|
|
mpfi_set(this->m_data, val.data());
|
||
|
|
}
|
||
|
|
mpfi_float_backend& operator=(const mpfi_float_backend& o)
|
||
|
|
{
|
||
|
|
mpfi_set_prec(this->m_data, mpfi_get_prec(o.data()));
|
||
|
|
mpfi_set(this->m_data, o.data());
|
||
|
|
return *this;
|
||
|
|
}
|
||
|
|
#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
|
||
|
|
mpfi_float_backend& operator=(mpfi_float_backend&& o) BOOST_NOEXCEPT
|
||
|
|
{
|
||
|
|
*static_cast<detail::mpfi_float_imp<0>*>(this) = static_cast<detail::mpfi_float_imp<0> &&>(o);
|
||
|
|
return *this;
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
template <class V>
|
||
|
|
mpfi_float_backend& operator=(const V& v)
|
||
|
|
{
|
||
|
|
*static_cast<detail::mpfi_float_imp<0>*>(this) = v;
|
||
|
|
return *this;
|
||
|
|
}
|
||
|
|
mpfi_float_backend& operator=(const mpfi_t val)
|
||
|
|
{
|
||
|
|
mpfi_set_prec(this->m_data, mpfi_get_prec(val));
|
||
|
|
mpfi_set(this->m_data, val);
|
||
|
|
return *this;
|
||
|
|
}
|
||
|
|
template <unsigned D>
|
||
|
|
mpfi_float_backend& operator=(const mpfi_float_backend<D>& val)
|
||
|
|
{
|
||
|
|
mpfi_set_prec(this->m_data, mpfi_get_prec(val.data()));
|
||
|
|
mpfi_set(this->m_data, val.data());
|
||
|
|
return *this;
|
||
|
|
}
|
||
|
|
static unsigned default_precision() BOOST_NOEXCEPT
|
||
|
|
{
|
||
|
|
return get_default_precision();
|
||
|
|
}
|
||
|
|
static void default_precision(unsigned v) BOOST_NOEXCEPT
|
||
|
|
{
|
||
|
|
get_default_precision() = v;
|
||
|
|
}
|
||
|
|
unsigned precision()const BOOST_NOEXCEPT
|
||
|
|
{
|
||
|
|
return multiprecision::detail::digits2_2_10(mpfi_get_prec(this->m_data));
|
||
|
|
}
|
||
|
|
void precision(unsigned digits10) BOOST_NOEXCEPT
|
||
|
|
{
|
||
|
|
mpfi_set_prec(this->m_data, multiprecision::detail::digits2_2_10((digits10)));
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
template <unsigned digits10, class T>
|
||
|
|
inline typename enable_if<is_arithmetic<T>, bool>::type eval_eq(const mpfi_float_backend<digits10>& a, const T& b) BOOST_NOEXCEPT
|
||
|
|
{
|
||
|
|
return a.compare(b) == 0;
|
||
|
|
}
|
||
|
|
template <unsigned digits10, class T>
|
||
|
|
inline typename enable_if<is_arithmetic<T>, bool>::type eval_lt(const mpfi_float_backend<digits10>& a, const T& b) BOOST_NOEXCEPT
|
||
|
|
{
|
||
|
|
return a.compare(b) < 0;
|
||
|
|
}
|
||
|
|
template <unsigned digits10, class T>
|
||
|
|
inline typename enable_if<is_arithmetic<T>, bool>::type eval_gt(const mpfi_float_backend<digits10>& a, const T& b) BOOST_NOEXCEPT
|
||
|
|
{
|
||
|
|
return a.compare(b) > 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_add(mpfi_float_backend<D1>& result, const mpfi_float_backend<D2>& o)
|
||
|
|
{
|
||
|
|
mpfi_add(result.data(), result.data(), o.data());
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_subtract(mpfi_float_backend<D1>& result, const mpfi_float_backend<D2>& o)
|
||
|
|
{
|
||
|
|
mpfi_sub(result.data(), result.data(), o.data());
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_multiply(mpfi_float_backend<D1>& result, const mpfi_float_backend<D2>& o)
|
||
|
|
{
|
||
|
|
if((void*)&result == (void*)&o)
|
||
|
|
mpfi_sqr(result.data(), o.data());
|
||
|
|
else
|
||
|
|
mpfi_mul(result.data(), result.data(), o.data());
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_divide(mpfi_float_backend<D1>& result, const mpfi_float_backend<D2>& o)
|
||
|
|
{
|
||
|
|
mpfi_div(result.data(), result.data(), o.data());
|
||
|
|
}
|
||
|
|
template <unsigned digits10>
|
||
|
|
inline void eval_add(mpfi_float_backend<digits10>& result, unsigned long i)
|
||
|
|
{
|
||
|
|
mpfi_add_ui(result.data(), result.data(), i);
|
||
|
|
}
|
||
|
|
template <unsigned digits10>
|
||
|
|
inline void eval_subtract(mpfi_float_backend<digits10>& result, unsigned long i)
|
||
|
|
{
|
||
|
|
mpfi_sub_ui(result.data(), result.data(), i);
|
||
|
|
}
|
||
|
|
template <unsigned digits10>
|
||
|
|
inline void eval_multiply(mpfi_float_backend<digits10>& result, unsigned long i)
|
||
|
|
{
|
||
|
|
mpfi_mul_ui(result.data(), result.data(), i);
|
||
|
|
}
|
||
|
|
template <unsigned digits10>
|
||
|
|
inline void eval_divide(mpfi_float_backend<digits10>& result, unsigned long i)
|
||
|
|
{
|
||
|
|
mpfi_div_ui(result.data(), result.data(), i);
|
||
|
|
}
|
||
|
|
template <unsigned digits10>
|
||
|
|
inline void eval_add(mpfi_float_backend<digits10>& result, long i)
|
||
|
|
{
|
||
|
|
if(i > 0)
|
||
|
|
mpfi_add_ui(result.data(), result.data(), i);
|
||
|
|
else
|
||
|
|
mpfi_sub_ui(result.data(), result.data(), boost::multiprecision::detail::unsigned_abs(i));
|
||
|
|
}
|
||
|
|
template <unsigned digits10>
|
||
|
|
inline void eval_subtract(mpfi_float_backend<digits10>& result, long i)
|
||
|
|
{
|
||
|
|
if(i > 0)
|
||
|
|
mpfi_sub_ui(result.data(), result.data(), i);
|
||
|
|
else
|
||
|
|
mpfi_add_ui(result.data(), result.data(), boost::multiprecision::detail::unsigned_abs(i));
|
||
|
|
}
|
||
|
|
template <unsigned digits10>
|
||
|
|
inline void eval_multiply(mpfi_float_backend<digits10>& result, long i)
|
||
|
|
{
|
||
|
|
mpfi_mul_ui(result.data(), result.data(), boost::multiprecision::detail::unsigned_abs(i));
|
||
|
|
if(i < 0)
|
||
|
|
mpfi_neg(result.data(), result.data());
|
||
|
|
}
|
||
|
|
template <unsigned digits10>
|
||
|
|
inline void eval_divide(mpfi_float_backend<digits10>& result, long i)
|
||
|
|
{
|
||
|
|
mpfi_div_ui(result.data(), result.data(), boost::multiprecision::detail::unsigned_abs(i));
|
||
|
|
if(i < 0)
|
||
|
|
mpfi_neg(result.data(), result.data());
|
||
|
|
}
|
||
|
|
//
|
||
|
|
// Specialised 3 arg versions of the basic operators:
|
||
|
|
//
|
||
|
|
template <unsigned D1, unsigned D2, unsigned D3>
|
||
|
|
inline void eval_add(mpfi_float_backend<D1>& a, const mpfi_float_backend<D2>& x, const mpfi_float_backend<D3>& y)
|
||
|
|
{
|
||
|
|
mpfi_add(a.data(), x.data(), y.data());
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_add(mpfi_float_backend<D1>& a, const mpfi_float_backend<D2>& x, unsigned long y)
|
||
|
|
{
|
||
|
|
mpfi_add_ui(a.data(), x.data(), y);
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_add(mpfi_float_backend<D1>& a, const mpfi_float_backend<D2>& x, long y)
|
||
|
|
{
|
||
|
|
if(y < 0)
|
||
|
|
mpfi_sub_ui(a.data(), x.data(), boost::multiprecision::detail::unsigned_abs(y));
|
||
|
|
else
|
||
|
|
mpfi_add_ui(a.data(), x.data(), y);
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_add(mpfi_float_backend<D1>& a, unsigned long x, const mpfi_float_backend<D2>& y)
|
||
|
|
{
|
||
|
|
mpfi_add_ui(a.data(), y.data(), x);
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_add(mpfi_float_backend<D1>& a, long x, const mpfi_float_backend<D2>& y)
|
||
|
|
{
|
||
|
|
if(x < 0)
|
||
|
|
{
|
||
|
|
mpfi_ui_sub(a.data(), boost::multiprecision::detail::unsigned_abs(x), y.data());
|
||
|
|
mpfi_neg(a.data(), a.data());
|
||
|
|
}
|
||
|
|
else
|
||
|
|
mpfi_add_ui(a.data(), y.data(), x);
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2, unsigned D3>
|
||
|
|
inline void eval_subtract(mpfi_float_backend<D1>& a, const mpfi_float_backend<D2>& x, const mpfi_float_backend<D3>& y)
|
||
|
|
{
|
||
|
|
mpfi_sub(a.data(), x.data(), y.data());
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_subtract(mpfi_float_backend<D1>& a, const mpfi_float_backend<D2>& x, unsigned long y)
|
||
|
|
{
|
||
|
|
mpfi_sub_ui(a.data(), x.data(), y);
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_subtract(mpfi_float_backend<D1>& a, const mpfi_float_backend<D2>& x, long y)
|
||
|
|
{
|
||
|
|
if(y < 0)
|
||
|
|
mpfi_add_ui(a.data(), x.data(), boost::multiprecision::detail::unsigned_abs(y));
|
||
|
|
else
|
||
|
|
mpfi_sub_ui(a.data(), x.data(), y);
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_subtract(mpfi_float_backend<D1>& a, unsigned long x, const mpfi_float_backend<D2>& y)
|
||
|
|
{
|
||
|
|
mpfi_ui_sub(a.data(), x, y.data());
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_subtract(mpfi_float_backend<D1>& a, long x, const mpfi_float_backend<D2>& y)
|
||
|
|
{
|
||
|
|
if(x < 0)
|
||
|
|
{
|
||
|
|
mpfi_add_ui(a.data(), y.data(), boost::multiprecision::detail::unsigned_abs(x));
|
||
|
|
mpfi_neg(a.data(), a.data());
|
||
|
|
}
|
||
|
|
else
|
||
|
|
mpfi_ui_sub(a.data(), x, y.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned D1, unsigned D2, unsigned D3>
|
||
|
|
inline void eval_multiply(mpfi_float_backend<D1>& a, const mpfi_float_backend<D2>& x, const mpfi_float_backend<D3>& y)
|
||
|
|
{
|
||
|
|
if((void*)&x == (void*)&y)
|
||
|
|
mpfi_sqr(a.data(), x.data());
|
||
|
|
else
|
||
|
|
mpfi_mul(a.data(), x.data(), y.data());
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_multiply(mpfi_float_backend<D1>& a, const mpfi_float_backend<D2>& x, unsigned long y)
|
||
|
|
{
|
||
|
|
mpfi_mul_ui(a.data(), x.data(), y);
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_multiply(mpfi_float_backend<D1>& a, const mpfi_float_backend<D2>& x, long y)
|
||
|
|
{
|
||
|
|
if(y < 0)
|
||
|
|
{
|
||
|
|
mpfi_mul_ui(a.data(), x.data(), boost::multiprecision::detail::unsigned_abs(y));
|
||
|
|
a.negate();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
mpfi_mul_ui(a.data(), x.data(), y);
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_multiply(mpfi_float_backend<D1>& a, unsigned long x, const mpfi_float_backend<D2>& y)
|
||
|
|
{
|
||
|
|
mpfi_mul_ui(a.data(), y.data(), x);
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_multiply(mpfi_float_backend<D1>& a, long x, const mpfi_float_backend<D2>& y)
|
||
|
|
{
|
||
|
|
if(x < 0)
|
||
|
|
{
|
||
|
|
mpfi_mul_ui(a.data(), y.data(), boost::multiprecision::detail::unsigned_abs(x));
|
||
|
|
mpfi_neg(a.data(), a.data());
|
||
|
|
}
|
||
|
|
else
|
||
|
|
mpfi_mul_ui(a.data(), y.data(), x);
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned D1, unsigned D2, unsigned D3>
|
||
|
|
inline void eval_divide(mpfi_float_backend<D1>& a, const mpfi_float_backend<D2>& x, const mpfi_float_backend<D3>& y)
|
||
|
|
{
|
||
|
|
mpfi_div(a.data(), x.data(), y.data());
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_divide(mpfi_float_backend<D1>& a, const mpfi_float_backend<D2>& x, unsigned long y)
|
||
|
|
{
|
||
|
|
mpfi_div_ui(a.data(), x.data(), y);
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_divide(mpfi_float_backend<D1>& a, const mpfi_float_backend<D2>& x, long y)
|
||
|
|
{
|
||
|
|
if(y < 0)
|
||
|
|
{
|
||
|
|
mpfi_div_ui(a.data(), x.data(), boost::multiprecision::detail::unsigned_abs(y));
|
||
|
|
a.negate();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
mpfi_div_ui(a.data(), x.data(), y);
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_divide(mpfi_float_backend<D1>& a, unsigned long x, const mpfi_float_backend<D2>& y)
|
||
|
|
{
|
||
|
|
mpfi_ui_div(a.data(), x, y.data());
|
||
|
|
}
|
||
|
|
template <unsigned D1, unsigned D2>
|
||
|
|
inline void eval_divide(mpfi_float_backend<D1>& a, long x, const mpfi_float_backend<D2>& y)
|
||
|
|
{
|
||
|
|
if(x < 0)
|
||
|
|
{
|
||
|
|
mpfi_ui_div(a.data(), boost::multiprecision::detail::unsigned_abs(x), y.data());
|
||
|
|
mpfi_neg(a.data(), a.data());
|
||
|
|
}
|
||
|
|
else
|
||
|
|
mpfi_ui_div(a.data(), x, y.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned digits10>
|
||
|
|
inline bool eval_is_zero(const mpfi_float_backend<digits10>& val) BOOST_NOEXCEPT
|
||
|
|
{
|
||
|
|
return 0 != mpfi_is_zero(val.data());
|
||
|
|
}
|
||
|
|
template <unsigned digits10>
|
||
|
|
inline int eval_get_sign(const mpfi_float_backend<digits10>& val)
|
||
|
|
{
|
||
|
|
return detail::mpfi_sgn(val.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned digits10>
|
||
|
|
inline void eval_convert_to(unsigned long* result, const mpfi_float_backend<digits10>& val)
|
||
|
|
{
|
||
|
|
mpfr_float_backend<digits10> t;
|
||
|
|
mpfi_mid(t.data(), val.data());
|
||
|
|
eval_convert_to(result, t);
|
||
|
|
}
|
||
|
|
template <unsigned digits10>
|
||
|
|
inline void eval_convert_to(long* result, const mpfi_float_backend<digits10>& val)
|
||
|
|
{
|
||
|
|
mpfr_float_backend<digits10> t;
|
||
|
|
mpfi_mid(t.data(), val.data());
|
||
|
|
eval_convert_to(result, t);
|
||
|
|
}
|
||
|
|
#ifdef _MPFR_H_HAVE_INTMAX_T
|
||
|
|
template <unsigned digits10>
|
||
|
|
inline void eval_convert_to(boost::ulong_long_type* result, const mpfi_float_backend<digits10>& val)
|
||
|
|
{
|
||
|
|
mpfr_float_backend<digits10> t;
|
||
|
|
mpfi_mid(t.data(), val.data());
|
||
|
|
eval_convert_to(result, t);
|
||
|
|
}
|
||
|
|
template <unsigned digits10>
|
||
|
|
inline void eval_convert_to(boost::long_long_type* result, const mpfi_float_backend<digits10>& val)
|
||
|
|
{
|
||
|
|
mpfr_float_backend<digits10> t;
|
||
|
|
mpfi_mid(t.data(), val.data());
|
||
|
|
eval_convert_to(result, t);
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
template <unsigned digits10>
|
||
|
|
inline void eval_convert_to(double* result, const mpfi_float_backend<digits10>& val) BOOST_NOEXCEPT
|
||
|
|
{
|
||
|
|
*result = mpfi_get_d(val.data());
|
||
|
|
}
|
||
|
|
template <unsigned digits10>
|
||
|
|
inline void eval_convert_to(long double* result, const mpfi_float_backend<digits10>& val) BOOST_NOEXCEPT
|
||
|
|
{
|
||
|
|
mpfr_float_backend<digits10> t;
|
||
|
|
mpfi_mid(t.data(), val.data());
|
||
|
|
eval_convert_to(result, t);
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned D1, unsigned D2, mpfr_allocation_type AllocationType>
|
||
|
|
inline void assign_components(mpfi_float_backend<D1>& result, const mpfr_float_backend<D2, AllocationType>& a, const mpfr_float_backend<D2, AllocationType>& b)
|
||
|
|
{
|
||
|
|
using default_ops::eval_fpclassify;
|
||
|
|
if(eval_fpclassify(a) == (int)FP_NAN)
|
||
|
|
{
|
||
|
|
mpfi_set_fr(result.data(), a.data());
|
||
|
|
}
|
||
|
|
else if(eval_fpclassify(b) == (int)FP_NAN)
|
||
|
|
{
|
||
|
|
mpfi_set_fr(result.data(), b.data());
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if(a.compare(b) > 0)
|
||
|
|
{
|
||
|
|
BOOST_THROW_EXCEPTION(std::runtime_error("Attempt to create interval with invalid range (start is greater than end)."));
|
||
|
|
}
|
||
|
|
mpfi_interv_fr(result.data(), a.data(), b.data());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10, class V>
|
||
|
|
inline typename enable_if_c<is_convertible<V, number<mpfr_float_backend<Digits10, allocate_dynamic>, et_on> >::value >::type
|
||
|
|
assign_components(mpfi_float_backend<Digits10>& result, const V& a, const V& b)
|
||
|
|
{
|
||
|
|
number<mpfr_float_backend<Digits10, allocate_dynamic>, et_on> x(a), y(b);
|
||
|
|
assign_components(result, x.backend(), y.backend());
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Native non-member operations:
|
||
|
|
//
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_sqrt(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& val)
|
||
|
|
{
|
||
|
|
mpfi_sqrt(result.data(), val.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_abs(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& val)
|
||
|
|
{
|
||
|
|
mpfi_abs(result.data(), val.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_fabs(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& val)
|
||
|
|
{
|
||
|
|
mpfi_abs(result.data(), val.data());
|
||
|
|
}
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_ceil(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& val)
|
||
|
|
{
|
||
|
|
mpfr_float_backend<Digits10> a, b;
|
||
|
|
mpfr_set(a.data(), val.left_data(), GMP_RNDN);
|
||
|
|
mpfr_set(b.data(), val.right_data(), GMP_RNDN);
|
||
|
|
eval_ceil(a, a);
|
||
|
|
eval_ceil(b, b);
|
||
|
|
if(a.compare(b) != 0)
|
||
|
|
{
|
||
|
|
BOOST_THROW_EXCEPTION(interval_error("Attempt to take the ceil of a value that straddles an integer boundary."));
|
||
|
|
}
|
||
|
|
mpfi_set_fr(result.data(), a.data());
|
||
|
|
}
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_floor(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& val)
|
||
|
|
{
|
||
|
|
mpfr_float_backend<Digits10> a, b;
|
||
|
|
mpfr_set(a.data(), val.left_data(), GMP_RNDN);
|
||
|
|
mpfr_set(b.data(), val.right_data(), GMP_RNDN);
|
||
|
|
eval_floor(a, a);
|
||
|
|
eval_floor(b, b);
|
||
|
|
if(a.compare(b) != 0)
|
||
|
|
{
|
||
|
|
BOOST_THROW_EXCEPTION(interval_error("Attempt to take the floor of a value that straddles an integer boundary."));
|
||
|
|
}
|
||
|
|
mpfi_set_fr(result.data(), a.data());
|
||
|
|
}
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_ldexp(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& val, long e)
|
||
|
|
{
|
||
|
|
if(e > 0)
|
||
|
|
mpfi_mul_2exp(result.data(), val.data(), e);
|
||
|
|
else if(e < 0)
|
||
|
|
mpfi_div_2exp(result.data(), val.data(), -e);
|
||
|
|
else
|
||
|
|
result = val;
|
||
|
|
}
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_frexp(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& val, int* e)
|
||
|
|
{
|
||
|
|
mpfr_float_backend<Digits10> t, rt;
|
||
|
|
mpfi_mid(t.data(), val.data());
|
||
|
|
eval_frexp(rt, t, e);
|
||
|
|
eval_ldexp(result, val, -*e);
|
||
|
|
}
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_frexp(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& val, long* e)
|
||
|
|
{
|
||
|
|
mpfr_float_backend<Digits10> t, rt;
|
||
|
|
mpfi_mid(t.data(), val.data());
|
||
|
|
eval_frexp(rt, t, e);
|
||
|
|
eval_ldexp(result, val, -*e);
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline int eval_fpclassify(const mpfi_float_backend<Digits10>& val) BOOST_NOEXCEPT
|
||
|
|
{
|
||
|
|
return mpfi_inf_p(val.data()) ? FP_INFINITE : mpfi_nan_p(val.data()) ? FP_NAN : mpfi_is_zero(val.data()) ? FP_ZERO : FP_NORMAL;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_pow(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& b, const mpfi_float_backend<Digits10>& e)
|
||
|
|
{
|
||
|
|
typedef typename boost::multiprecision::detail::canonical<unsigned, mpfi_float_backend<Digits10> >::type ui_type;
|
||
|
|
using default_ops::eval_get_sign;
|
||
|
|
int s = eval_get_sign(b);
|
||
|
|
if(s == 0)
|
||
|
|
{
|
||
|
|
if(eval_get_sign(e) == 0)
|
||
|
|
{
|
||
|
|
result = ui_type(1);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
result = ui_type(0);
|
||
|
|
}
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
if(s < 0)
|
||
|
|
{
|
||
|
|
if(eval_get_sign(e) < 0)
|
||
|
|
{
|
||
|
|
mpfi_float_backend<Digits10> t1, t2;
|
||
|
|
t1 = e;
|
||
|
|
t1.negate();
|
||
|
|
eval_pow(t2, b, t1);
|
||
|
|
t1 = ui_type(1);
|
||
|
|
eval_divide(result, t1, t2);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
typename boost::multiprecision::detail::canonical<boost::uintmax_t, mpfi_float_backend<Digits10> >::type an;
|
||
|
|
#ifndef BOOST_NO_EXCEPTIONS
|
||
|
|
try
|
||
|
|
{
|
||
|
|
#endif
|
||
|
|
using default_ops::eval_convert_to;
|
||
|
|
eval_convert_to(&an, e);
|
||
|
|
if(e.compare(an) == 0)
|
||
|
|
{
|
||
|
|
mpfi_float_backend<Digits10> pb(b);
|
||
|
|
pb.negate();
|
||
|
|
eval_pow(result, pb, e);
|
||
|
|
if(an & 1u)
|
||
|
|
result.negate();
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
#ifndef BOOST_NO_EXCEPTIONS
|
||
|
|
}
|
||
|
|
catch(const std::exception&)
|
||
|
|
{
|
||
|
|
// conversion failed, just fall through, value is not an integer.
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
result = std::numeric_limits<number<mpfi_float_backend<Digits10>, et_on> >::quiet_NaN().backend();
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
mpfi_log(result.data(), b.data());
|
||
|
|
mpfi_mul(result.data(), result.data(), e.data());
|
||
|
|
mpfi_exp(result.data(), result.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_exp(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& arg)
|
||
|
|
{
|
||
|
|
mpfi_exp(result.data(), arg.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_exp2(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& arg)
|
||
|
|
{
|
||
|
|
mpfi_exp2(result.data(), arg.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_log(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& arg)
|
||
|
|
{
|
||
|
|
mpfi_log(result.data(), arg.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_log10(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& arg)
|
||
|
|
{
|
||
|
|
mpfi_log10(result.data(), arg.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_sin(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& arg)
|
||
|
|
{
|
||
|
|
mpfi_sin(result.data(), arg.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_cos(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& arg)
|
||
|
|
{
|
||
|
|
mpfi_cos(result.data(), arg.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_tan(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& arg)
|
||
|
|
{
|
||
|
|
mpfi_tan(result.data(), arg.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_asin(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& arg)
|
||
|
|
{
|
||
|
|
mpfi_asin(result.data(), arg.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_acos(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& arg)
|
||
|
|
{
|
||
|
|
mpfi_acos(result.data(), arg.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_atan(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& arg)
|
||
|
|
{
|
||
|
|
mpfi_atan(result.data(), arg.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_atan2(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& arg1, const mpfi_float_backend<Digits10>& arg2)
|
||
|
|
{
|
||
|
|
mpfi_atan2(result.data(), arg1.data(), arg2.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_sinh(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& arg)
|
||
|
|
{
|
||
|
|
mpfi_sinh(result.data(), arg.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_cosh(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& arg)
|
||
|
|
{
|
||
|
|
mpfi_cosh(result.data(), arg.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_tanh(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& arg)
|
||
|
|
{
|
||
|
|
mpfi_tanh(result.data(), arg.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline void eval_log2(mpfi_float_backend<Digits10>& result, const mpfi_float_backend<Digits10>& arg)
|
||
|
|
{
|
||
|
|
mpfi_log2(result.data(), arg.data());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10>
|
||
|
|
inline std::size_t hash_value(const mpfi_float_backend<Digits10>& val)
|
||
|
|
{
|
||
|
|
std::size_t result = 0;
|
||
|
|
std::size_t len = val.left_data()[0]._mpfr_prec / mp_bits_per_limb;
|
||
|
|
if(val.left_data()[0]._mpfr_prec % mp_bits_per_limb)
|
||
|
|
++len;
|
||
|
|
for(int i = 0; i < len; ++i)
|
||
|
|
boost::hash_combine(result, val.left_data()[0]._mpfr_d[i]);
|
||
|
|
boost::hash_combine(result, val.left_data()[0]._mpfr_exp);
|
||
|
|
boost::hash_combine(result, val.left_data()[0]._mpfr_sign);
|
||
|
|
|
||
|
|
len = val.right_data()[0]._mpfr_prec / mp_bits_per_limb;
|
||
|
|
if(val.right_data()[0]._mpfr_prec % mp_bits_per_limb)
|
||
|
|
++len;
|
||
|
|
for(int i = 0; i < len; ++i)
|
||
|
|
boost::hash_combine(result, val.right_data()[0]._mpfr_d[i]);
|
||
|
|
boost::hash_combine(result, val.right_data()[0]._mpfr_exp);
|
||
|
|
boost::hash_combine(result, val.right_data()[0]._mpfr_sign);
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <class To, unsigned D>
|
||
|
|
void generic_interconvert(To& to, const mpfi_float_backend<D>& from, const mpl::int_<number_kind_integer>& to_type, const mpl::int_<number_kind_floating_point>& from_type)
|
||
|
|
{
|
||
|
|
using boost::multiprecision::detail::generic_interconvert;
|
||
|
|
mpfr_float_backend<D> t;
|
||
|
|
mpfi_mid(t.data(), from.data());
|
||
|
|
generic_interconvert(to, t, to_type, from_type);
|
||
|
|
}
|
||
|
|
|
||
|
|
template <class To, unsigned D>
|
||
|
|
void generic_interconvert(To& to, const mpfi_float_backend<D>& from, const mpl::int_<number_kind_rational>& to_type, const mpl::int_<number_kind_floating_point>& from_type)
|
||
|
|
{
|
||
|
|
using boost::multiprecision::detail::generic_interconvert;
|
||
|
|
mpfr_float_backend<D> t;
|
||
|
|
mpfi_mid(t.data(), from.data());
|
||
|
|
generic_interconvert(to, t, to_type, from_type);
|
||
|
|
}
|
||
|
|
|
||
|
|
template <class To, unsigned D>
|
||
|
|
void generic_interconvert(To& to, const mpfi_float_backend<D>& from, const mpl::int_<number_kind_floating_point>& to_type, const mpl::int_<number_kind_floating_point>& from_type)
|
||
|
|
{
|
||
|
|
using boost::multiprecision::detail::generic_interconvert;
|
||
|
|
mpfr_float_backend<D> t;
|
||
|
|
mpfi_mid(t.data(), from.data());
|
||
|
|
generic_interconvert(to, t, to_type, from_type);
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace backends
|
||
|
|
|
||
|
|
#ifdef BOOST_NO_SFINAE_EXPR
|
||
|
|
|
||
|
|
namespace detail{
|
||
|
|
|
||
|
|
template<unsigned D1, unsigned D2>
|
||
|
|
struct is_explicitly_convertible<backends::mpfi_float_backend<D1>, backends::mpfi_float_backend<D2> > : public mpl::true_ {};
|
||
|
|
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
template<>
|
||
|
|
struct number_category<detail::canonical<mpfi_t, backends::mpfi_float_backend<0> >::type> : public mpl::int_<number_kind_floating_point>{};
|
||
|
|
template <unsigned Digits10>
|
||
|
|
struct is_interval_number<backends::mpfi_float_backend<Digits10> > : public mpl::true_ {};
|
||
|
|
|
||
|
|
using boost::multiprecision::backends::mpfi_float_backend;
|
||
|
|
|
||
|
|
typedef number<mpfi_float_backend<50> > mpfi_float_50;
|
||
|
|
typedef number<mpfi_float_backend<100> > mpfi_float_100;
|
||
|
|
typedef number<mpfi_float_backend<500> > mpfi_float_500;
|
||
|
|
typedef number<mpfi_float_backend<1000> > mpfi_float_1000;
|
||
|
|
typedef number<mpfi_float_backend<0> > mpfi_float;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Special interval specific functions:
|
||
|
|
//
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates>
|
||
|
|
inline number<mpfr_float_backend<Digits10>, ExpressionTemplates> lower(const number<mpfi_float_backend<Digits10>, ExpressionTemplates>& val)
|
||
|
|
{
|
||
|
|
number<mpfr_float_backend<Digits10> > result;
|
||
|
|
mpfr_set(result.backend().data(), val.backend().left_data(), GMP_RNDN);
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates>
|
||
|
|
inline number<mpfr_float_backend<Digits10>, ExpressionTemplates> upper(const number<mpfi_float_backend<Digits10>, ExpressionTemplates>& val)
|
||
|
|
{
|
||
|
|
number<mpfr_float_backend<Digits10> > result;
|
||
|
|
mpfr_set(result.backend().data(), val.backend().right_data(), GMP_RNDN);
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates>
|
||
|
|
inline number<mpfr_float_backend<Digits10>, ExpressionTemplates> median(const number<mpfi_float_backend<Digits10>, ExpressionTemplates>& val)
|
||
|
|
{
|
||
|
|
number<mpfr_float_backend<Digits10> > result;
|
||
|
|
mpfi_mid(result.backend().data(), val.backend().data());
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates>
|
||
|
|
inline number<mpfr_float_backend<Digits10>, ExpressionTemplates> width(const number<mpfi_float_backend<Digits10>, ExpressionTemplates>& val)
|
||
|
|
{
|
||
|
|
number<mpfr_float_backend<Digits10> > result;
|
||
|
|
mpfi_diam_abs(result.backend().data(), val.backend().data());
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates>
|
||
|
|
inline number<mpfi_float_backend<Digits10>, ExpressionTemplates> intersect(const number<mpfi_float_backend<Digits10>, ExpressionTemplates>& a, const number<mpfi_float_backend<Digits10>, ExpressionTemplates>& b)
|
||
|
|
{
|
||
|
|
number<mpfi_float_backend<Digits10>, ExpressionTemplates> result;
|
||
|
|
mpfi_intersect(result.backend().data(), a.backend().data(), b.backend().data());
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates>
|
||
|
|
inline number<mpfi_float_backend<Digits10>, ExpressionTemplates> hull(const number<mpfi_float_backend<Digits10>, ExpressionTemplates>& a, const number<mpfi_float_backend<Digits10>, ExpressionTemplates>& b)
|
||
|
|
{
|
||
|
|
number<mpfi_float_backend<Digits10>, ExpressionTemplates> result;
|
||
|
|
mpfi_union(result.backend().data(), a.backend().data(), b.backend().data());
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates>
|
||
|
|
inline bool overlap(const number<mpfi_float_backend<Digits10>, ExpressionTemplates>& a, const number<mpfi_float_backend<Digits10>, ExpressionTemplates>& b)
|
||
|
|
{
|
||
|
|
return (lower(a) <= lower(b) && lower(b) <= upper(a)) ||
|
||
|
|
(lower(b) <= lower(a) && lower(a) <= upper(b));
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates1, expression_template_option ExpressionTemplates2>
|
||
|
|
inline bool in(const number<mpfr_float_backend<Digits10>, ExpressionTemplates1>& a, const number<mpfi_float_backend<Digits10>, ExpressionTemplates2>& b)
|
||
|
|
{
|
||
|
|
return mpfi_is_inside_fr(a.backend().data(), b.backend().data()) != 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates>
|
||
|
|
inline bool zero_in(const number<mpfi_float_backend<Digits10>, ExpressionTemplates>& a)
|
||
|
|
{
|
||
|
|
return mpfi_has_zero(a.backend().data()) != 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates>
|
||
|
|
inline bool subset(const number<mpfi_float_backend<Digits10>, ExpressionTemplates>& a, const number<mpfi_float_backend<Digits10>, ExpressionTemplates>& b)
|
||
|
|
{
|
||
|
|
return mpfi_is_inside(a.backend().data(), b.backend().data()) != 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates>
|
||
|
|
inline bool proper_subset(const number<mpfi_float_backend<Digits10>, ExpressionTemplates>& a, const number<mpfi_float_backend<Digits10>, ExpressionTemplates>& b)
|
||
|
|
{
|
||
|
|
return mpfi_is_strictly_inside(a.backend().data(), b.backend().data()) != 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates>
|
||
|
|
inline bool empty(const number<mpfi_float_backend<Digits10>, ExpressionTemplates>& a)
|
||
|
|
{
|
||
|
|
return mpfi_is_empty(a.backend().data()) != 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates>
|
||
|
|
inline bool singleton(const number<mpfi_float_backend<Digits10>, ExpressionTemplates>& a)
|
||
|
|
{
|
||
|
|
return mpfr_cmp(a.backend().left_data(), a.backend().right_data()) == 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates>
|
||
|
|
struct component_type<number<mpfi_float_backend<Digits10>, ExpressionTemplates> >
|
||
|
|
{
|
||
|
|
typedef number<mpfr_float_backend<Digits10>, ExpressionTemplates> type;
|
||
|
|
};
|
||
|
|
|
||
|
|
//
|
||
|
|
// Overloaded special functions which call native mpfr routines:
|
||
|
|
//
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates>
|
||
|
|
inline boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> asinh BOOST_PREVENT_MACRO_SUBSTITUTION(const boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates>& arg)
|
||
|
|
{
|
||
|
|
boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> result;
|
||
|
|
mpfi_asinh(result.backend().data(), arg.backend().data());
|
||
|
|
return BOOST_MP_MOVE(result);
|
||
|
|
}
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates>
|
||
|
|
inline boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> acosh BOOST_PREVENT_MACRO_SUBSTITUTION(const boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates>& arg)
|
||
|
|
{
|
||
|
|
boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> result;
|
||
|
|
mpfi_acosh(result.backend().data(), arg.backend().data());
|
||
|
|
return BOOST_MP_MOVE(result);
|
||
|
|
}
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates>
|
||
|
|
inline boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> atanh BOOST_PREVENT_MACRO_SUBSTITUTION(const boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates>& arg)
|
||
|
|
{
|
||
|
|
boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> result;
|
||
|
|
mpfi_atanh(result.backend().data(), arg.backend().data());
|
||
|
|
return BOOST_MP_MOVE(result);
|
||
|
|
}
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates>
|
||
|
|
inline boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> cbrt BOOST_PREVENT_MACRO_SUBSTITUTION(const boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates>& arg)
|
||
|
|
{
|
||
|
|
boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> result;
|
||
|
|
mpfi_cbrt(result.backend().data(), arg.backend().data());
|
||
|
|
return BOOST_MP_MOVE(result);
|
||
|
|
}
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates>
|
||
|
|
inline boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> expm1 BOOST_PREVENT_MACRO_SUBSTITUTION(const boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates>& arg)
|
||
|
|
{
|
||
|
|
boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> result;
|
||
|
|
mpfi_expm1(result.backend().data(), arg.backend().data());
|
||
|
|
return BOOST_MP_MOVE(result);
|
||
|
|
}
|
||
|
|
template <unsigned Digits10, expression_template_option ExpressionTemplates>
|
||
|
|
inline boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> log1p BOOST_PREVENT_MACRO_SUBSTITUTION(const boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates>& arg)
|
||
|
|
{
|
||
|
|
boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> result;
|
||
|
|
mpfi_log1p(result.backend().data(), arg.backend().data());
|
||
|
|
return BOOST_MP_MOVE(result);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
} // namespace multiprecision
|
||
|
|
|
||
|
|
namespace math{
|
||
|
|
|
||
|
|
namespace tools{
|
||
|
|
|
||
|
|
template <>
|
||
|
|
inline int digits<boost::multiprecision::mpfi_float>()
|
||
|
|
#ifdef BOOST_MATH_NOEXCEPT
|
||
|
|
BOOST_NOEXCEPT
|
||
|
|
#endif
|
||
|
|
{
|
||
|
|
return multiprecision::detail::digits10_2_2(boost::multiprecision::mpfi_float::default_precision());
|
||
|
|
}
|
||
|
|
template <>
|
||
|
|
inline int digits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, boost::multiprecision::et_off> >()
|
||
|
|
#ifdef BOOST_MATH_NOEXCEPT
|
||
|
|
BOOST_NOEXCEPT
|
||
|
|
#endif
|
||
|
|
{
|
||
|
|
return multiprecision::detail::digits10_2_2(boost::multiprecision::mpfi_float::default_precision());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <>
|
||
|
|
inline boost::multiprecision::mpfi_float
|
||
|
|
max_value<boost::multiprecision::mpfi_float>()
|
||
|
|
{
|
||
|
|
boost::multiprecision::mpfi_float result(0.5);
|
||
|
|
mpfi_mul_2exp(result.backend().data(), result.backend().data(), mpfr_get_emax());
|
||
|
|
//BOOST_ASSERT(mpfi_number_p(result.backend().data()));
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <>
|
||
|
|
inline boost::multiprecision::mpfi_float
|
||
|
|
min_value<boost::multiprecision::mpfi_float>()
|
||
|
|
{
|
||
|
|
boost::multiprecision::mpfi_float result(0.5);
|
||
|
|
mpfi_div_2exp(result.backend().data(), result.backend().data(), -mpfr_get_emin());
|
||
|
|
//BOOST_ASSERT(mpfi_number_p(result.backend().data()));
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <>
|
||
|
|
inline boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, boost::multiprecision::et_off>
|
||
|
|
max_value<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, boost::multiprecision::et_off> >()
|
||
|
|
{
|
||
|
|
boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, boost::multiprecision::et_off> result(0.5);
|
||
|
|
mpfi_mul_2exp(result.backend().data(), result.backend().data(), mpfr_get_emax());
|
||
|
|
//BOOST_ASSERT(mpfi_number_p(result.backend().data()));
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <>
|
||
|
|
inline boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, boost::multiprecision::et_off>
|
||
|
|
min_value<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, boost::multiprecision::et_off> >()
|
||
|
|
{
|
||
|
|
boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, boost::multiprecision::et_off> result(0.5);
|
||
|
|
mpfi_div_2exp(result.backend().data(), result.backend().data(), -mpfr_get_emin());
|
||
|
|
//BOOST_ASSERT(mpfi_number_p(result.backend().data()));
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
// mpfi gets used with logged_adaptor fairly often, so specialize for that use case as well:
|
||
|
|
typedef boost::multiprecision::number<boost::multiprecision::backends::logged_adaptor<boost::multiprecision::mpfi_float::backend_type>, boost::multiprecision::et_on> logged_type1;
|
||
|
|
typedef boost::multiprecision::number<boost::multiprecision::backends::logged_adaptor<boost::multiprecision::mpfi_float::backend_type>, boost::multiprecision::et_off> logged_type2;
|
||
|
|
|
||
|
|
template <>
|
||
|
|
inline int digits<logged_type1>()
|
||
|
|
#ifdef BOOST_MATH_NOEXCEPT
|
||
|
|
BOOST_NOEXCEPT
|
||
|
|
#endif
|
||
|
|
{
|
||
|
|
return multiprecision::detail::digits10_2_2(logged_type1::default_precision());
|
||
|
|
}
|
||
|
|
template <>
|
||
|
|
inline int digits<logged_type2 >()
|
||
|
|
#ifdef BOOST_MATH_NOEXCEPT
|
||
|
|
BOOST_NOEXCEPT
|
||
|
|
#endif
|
||
|
|
{
|
||
|
|
return multiprecision::detail::digits10_2_2(logged_type1::default_precision());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <>
|
||
|
|
inline logged_type1
|
||
|
|
max_value<logged_type1>()
|
||
|
|
{
|
||
|
|
logged_type1 result(0.5);
|
||
|
|
mpfi_mul_2exp(result.backend().value().data(), result.backend().value().data(), mpfr_get_emax());
|
||
|
|
//BOOST_ASSERT(mpfi_number_p(result.backend().data()));
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <>
|
||
|
|
inline logged_type1
|
||
|
|
min_value<logged_type1>()
|
||
|
|
{
|
||
|
|
logged_type1 result(0.5);
|
||
|
|
mpfi_div_2exp(result.backend().value().data(), result.backend().value().data(), -mpfr_get_emin());
|
||
|
|
//BOOST_ASSERT(mpfi_number_p(result.backend().data()));
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <>
|
||
|
|
inline logged_type2
|
||
|
|
max_value<logged_type2 >()
|
||
|
|
{
|
||
|
|
logged_type2 result(0.5);
|
||
|
|
mpfi_mul_2exp(result.backend().value().data(), result.backend().value().data(), mpfr_get_emax());
|
||
|
|
//BOOST_ASSERT(mpfi_number_p(result.backend().data()));
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <>
|
||
|
|
inline logged_type2
|
||
|
|
min_value<logged_type2 >()
|
||
|
|
{
|
||
|
|
logged_type2 result(0.5);
|
||
|
|
mpfi_div_2exp(result.backend().value().data(), result.backend().value().data(), -mpfr_get_emin());
|
||
|
|
//BOOST_ASSERT(mpfi_number_p(result.backend().data()));
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
} // namespace tools
|
||
|
|
|
||
|
|
namespace constants{ namespace detail{
|
||
|
|
|
||
|
|
template <class T> struct constant_pi;
|
||
|
|
template <class T> struct constant_ln_two;
|
||
|
|
template <class T> struct constant_euler;
|
||
|
|
template <class T> struct constant_catalan;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Initializer: ensure all our constants are initialized prior to the first call of main:
|
||
|
|
//
|
||
|
|
template <class T>
|
||
|
|
struct mpfi_initializer
|
||
|
|
{
|
||
|
|
struct init
|
||
|
|
{
|
||
|
|
init()
|
||
|
|
{
|
||
|
|
boost::math::constants::pi<T>();
|
||
|
|
boost::math::constants::ln_two<T>();
|
||
|
|
boost::math::constants::euler<T>();
|
||
|
|
boost::math::constants::catalan<T>();
|
||
|
|
}
|
||
|
|
void force_instantiate()const{}
|
||
|
|
};
|
||
|
|
static const init initializer;
|
||
|
|
static void force_instantiate()
|
||
|
|
{
|
||
|
|
initializer.force_instantiate();
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
template <class T>
|
||
|
|
const typename mpfi_initializer<T>::init mpfi_initializer<T>::initializer;
|
||
|
|
|
||
|
|
template<unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
struct constant_pi<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >
|
||
|
|
{
|
||
|
|
typedef boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> result_type;
|
||
|
|
template<int N>
|
||
|
|
static inline result_type const& get(const mpl::int_<N>&)
|
||
|
|
{
|
||
|
|
mpfi_initializer<result_type>::force_instantiate();
|
||
|
|
static result_type result;
|
||
|
|
static bool has_init = false;
|
||
|
|
if(!has_init)
|
||
|
|
{
|
||
|
|
has_init = true;
|
||
|
|
mpfi_const_pi(result.backend().data());
|
||
|
|
}
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
static inline result_type get(const mpl::int_<0>&)
|
||
|
|
{
|
||
|
|
result_type result;
|
||
|
|
mpfi_const_pi(result.backend().data());
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
template<unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
struct constant_ln_two<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >
|
||
|
|
{
|
||
|
|
typedef boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> result_type;
|
||
|
|
template<int N>
|
||
|
|
static inline result_type get(const mpl::int_<N>&)
|
||
|
|
{
|
||
|
|
mpfi_initializer<result_type>::force_instantiate();
|
||
|
|
static result_type result;
|
||
|
|
static bool has_init = false;
|
||
|
|
if(!has_init)
|
||
|
|
{
|
||
|
|
has_init = true;
|
||
|
|
mpfi_const_log2(result.backend().data());
|
||
|
|
}
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
static inline result_type get(const mpl::int_<0>&)
|
||
|
|
{
|
||
|
|
result_type result;
|
||
|
|
mpfi_const_log2(result.backend().data());
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
template<unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
struct constant_euler<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >
|
||
|
|
{
|
||
|
|
typedef boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> result_type;
|
||
|
|
template<int N>
|
||
|
|
static inline result_type const& get(const mpl::int_<N>&)
|
||
|
|
{
|
||
|
|
mpfi_initializer<result_type>::force_instantiate();
|
||
|
|
static result_type result;
|
||
|
|
static bool has_init = false;
|
||
|
|
if(!has_init)
|
||
|
|
{
|
||
|
|
has_init = true;
|
||
|
|
mpfi_const_euler(result.backend().data());
|
||
|
|
}
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
static inline result_type get(const mpl::int_<0>&)
|
||
|
|
{
|
||
|
|
result_type result;
|
||
|
|
mpfi_const_euler(result.backend().data());
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
template<unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
struct constant_catalan<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >
|
||
|
|
{
|
||
|
|
typedef boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> result_type;
|
||
|
|
template<int N>
|
||
|
|
static inline result_type const& get(const mpl::int_<N>&)
|
||
|
|
{
|
||
|
|
mpfi_initializer<result_type>::force_instantiate();
|
||
|
|
static result_type result;
|
||
|
|
static bool has_init = false;
|
||
|
|
if(!has_init)
|
||
|
|
{
|
||
|
|
has_init = true;
|
||
|
|
mpfi_const_catalan(result.backend().data());
|
||
|
|
}
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
static inline result_type get(const mpl::int_<0>&)
|
||
|
|
{
|
||
|
|
result_type result;
|
||
|
|
mpfi_const_catalan(result.backend().data());
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
}} // namespaces
|
||
|
|
|
||
|
|
}} // namespaces
|
||
|
|
|
||
|
|
namespace std{
|
||
|
|
|
||
|
|
//
|
||
|
|
// numeric_limits [partial] specializations for the types declared in this header:
|
||
|
|
//
|
||
|
|
template<unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
class numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >
|
||
|
|
{
|
||
|
|
typedef boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> number_type;
|
||
|
|
public:
|
||
|
|
BOOST_STATIC_CONSTEXPR bool is_specialized = true;
|
||
|
|
static number_type (min)()
|
||
|
|
{
|
||
|
|
initializer.do_nothing();
|
||
|
|
static std::pair<bool, number_type> value;
|
||
|
|
if(!value.first)
|
||
|
|
{
|
||
|
|
value.first = true;
|
||
|
|
value.second = 0.5;
|
||
|
|
mpfi_div_2exp(value.second.backend().data(), value.second.backend().data(), -mpfr_get_emin());
|
||
|
|
}
|
||
|
|
return value.second;
|
||
|
|
}
|
||
|
|
static number_type (max)()
|
||
|
|
{
|
||
|
|
initializer.do_nothing();
|
||
|
|
static std::pair<bool, number_type> value;
|
||
|
|
if(!value.first)
|
||
|
|
{
|
||
|
|
value.first = true;
|
||
|
|
value.second = 0.5;
|
||
|
|
mpfi_mul_2exp(value.second.backend().data(), value.second.backend().data(), mpfr_get_emax());
|
||
|
|
}
|
||
|
|
return value.second;
|
||
|
|
}
|
||
|
|
BOOST_STATIC_CONSTEXPR number_type lowest()
|
||
|
|
{
|
||
|
|
return -(max)();
|
||
|
|
}
|
||
|
|
BOOST_STATIC_CONSTEXPR int digits = static_cast<int>((Digits10 * 1000L) / 301L + ((Digits10 * 1000L) % 301 ? 2 : 1));
|
||
|
|
BOOST_STATIC_CONSTEXPR int digits10 = Digits10;
|
||
|
|
// Is this really correct???
|
||
|
|
BOOST_STATIC_CONSTEXPR int max_digits10 = Digits10 + 3;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool is_signed = true;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool is_integer = false;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool is_exact = false;
|
||
|
|
BOOST_STATIC_CONSTEXPR int radix = 2;
|
||
|
|
static number_type epsilon()
|
||
|
|
{
|
||
|
|
initializer.do_nothing();
|
||
|
|
static std::pair<bool, number_type> value;
|
||
|
|
if(!value.first)
|
||
|
|
{
|
||
|
|
value.first = true;
|
||
|
|
value.second = 1;
|
||
|
|
mpfi_div_2exp(value.second.backend().data(), value.second.backend().data(), std::numeric_limits<number_type>::digits - 1);
|
||
|
|
}
|
||
|
|
return value.second;
|
||
|
|
}
|
||
|
|
// What value should this be????
|
||
|
|
static number_type round_error()
|
||
|
|
{
|
||
|
|
// returns epsilon/2
|
||
|
|
initializer.do_nothing();
|
||
|
|
static std::pair<bool, number_type> value;
|
||
|
|
if(!value.first)
|
||
|
|
{
|
||
|
|
value.first = true;
|
||
|
|
value.second = 1;
|
||
|
|
mpfi_div_2exp(value.second.backend().data(), value.second.backend().data(), 1);
|
||
|
|
}
|
||
|
|
return value.second;
|
||
|
|
}
|
||
|
|
BOOST_STATIC_CONSTEXPR long min_exponent = MPFR_EMIN_DEFAULT;
|
||
|
|
BOOST_STATIC_CONSTEXPR long min_exponent10 = (MPFR_EMIN_DEFAULT / 1000) * 301L;
|
||
|
|
BOOST_STATIC_CONSTEXPR long max_exponent = MPFR_EMAX_DEFAULT;
|
||
|
|
BOOST_STATIC_CONSTEXPR long max_exponent10 = (MPFR_EMAX_DEFAULT / 1000) * 301L;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool has_infinity = true;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool has_quiet_NaN = true;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool has_signaling_NaN = false;
|
||
|
|
BOOST_STATIC_CONSTEXPR float_denorm_style has_denorm = denorm_absent;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool has_denorm_loss = false;
|
||
|
|
static number_type infinity()
|
||
|
|
{
|
||
|
|
initializer.do_nothing();
|
||
|
|
static std::pair<bool, number_type> value;
|
||
|
|
if(!value.first)
|
||
|
|
{
|
||
|
|
boost::multiprecision::mpfr_float_backend<Digits10> t;
|
||
|
|
mpfr_set_inf(t.data(), 1);
|
||
|
|
value.first = true;
|
||
|
|
mpfi_set_fr(value.second.backend().data(), t.data());
|
||
|
|
}
|
||
|
|
return value.second;
|
||
|
|
}
|
||
|
|
static number_type quiet_NaN()
|
||
|
|
{
|
||
|
|
initializer.do_nothing();
|
||
|
|
static std::pair<bool, number_type> value;
|
||
|
|
if(!value.first)
|
||
|
|
{
|
||
|
|
boost::multiprecision::mpfr_float_backend<Digits10> t;
|
||
|
|
mpfr_set_nan(t.data());
|
||
|
|
value.first = true;
|
||
|
|
mpfi_set_fr(value.second.backend().data(), t.data());
|
||
|
|
}
|
||
|
|
return value.second;
|
||
|
|
}
|
||
|
|
BOOST_STATIC_CONSTEXPR number_type signaling_NaN()
|
||
|
|
{
|
||
|
|
return number_type(0);
|
||
|
|
}
|
||
|
|
BOOST_STATIC_CONSTEXPR number_type denorm_min() { return number_type(0); }
|
||
|
|
BOOST_STATIC_CONSTEXPR bool is_iec559 = false;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool is_bounded = true;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool is_modulo = false;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool traps = true;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool tinyness_before = false;
|
||
|
|
BOOST_STATIC_CONSTEXPR float_round_style round_style = round_to_nearest;
|
||
|
|
|
||
|
|
private:
|
||
|
|
struct data_initializer
|
||
|
|
{
|
||
|
|
data_initializer()
|
||
|
|
{
|
||
|
|
std::numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<digits10> > >::epsilon();
|
||
|
|
std::numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<digits10> > >::round_error();
|
||
|
|
(std::numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<digits10> > >::min)();
|
||
|
|
(std::numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<digits10> > >::max)();
|
||
|
|
std::numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<digits10> > >::infinity();
|
||
|
|
std::numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<digits10> > >::quiet_NaN();
|
||
|
|
}
|
||
|
|
void do_nothing()const{}
|
||
|
|
};
|
||
|
|
static const data_initializer initializer;
|
||
|
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};
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||
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|
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||
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template<unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
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const typename numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::data_initializer numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::initializer;
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#ifndef BOOST_NO_INCLASS_MEMBER_INITIALIZATION
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||
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template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
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BOOST_CONSTEXPR_OR_CONST int numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::digits;
|
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template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
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BOOST_CONSTEXPR_OR_CONST int numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::digits10;
|
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template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
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BOOST_CONSTEXPR_OR_CONST int numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::max_digits10;
|
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template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
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|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::is_signed;
|
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template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
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|
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BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::is_integer;
|
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|
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template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
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|
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BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::is_exact;
|
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template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
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|
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BOOST_CONSTEXPR_OR_CONST int numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::radix;
|
||
|
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template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
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|
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BOOST_CONSTEXPR_OR_CONST long numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::min_exponent;
|
||
|
|
template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST long numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::min_exponent10;
|
||
|
|
template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST long numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::max_exponent;
|
||
|
|
template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST long numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::max_exponent10;
|
||
|
|
template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::has_infinity;
|
||
|
|
template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::has_quiet_NaN;
|
||
|
|
template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::has_signaling_NaN;
|
||
|
|
template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST float_denorm_style numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::has_denorm;
|
||
|
|
template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::has_denorm_loss;
|
||
|
|
template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::is_iec559;
|
||
|
|
template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::is_bounded;
|
||
|
|
template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::is_modulo;
|
||
|
|
template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::traps;
|
||
|
|
template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::tinyness_before;
|
||
|
|
template <unsigned Digits10, boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST float_round_style numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<Digits10>, ExpressionTemplates> >::round_style;
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
|
||
|
|
template<boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
class numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >
|
||
|
|
{
|
||
|
|
typedef boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> number_type;
|
||
|
|
public:
|
||
|
|
BOOST_STATIC_CONSTEXPR bool is_specialized = false;
|
||
|
|
static number_type (min)() { return number_type(0); }
|
||
|
|
static number_type (max)() { return number_type(0); }
|
||
|
|
static number_type lowest() { return number_type(0); }
|
||
|
|
BOOST_STATIC_CONSTEXPR int digits = 0;
|
||
|
|
BOOST_STATIC_CONSTEXPR int digits10 = 0;
|
||
|
|
BOOST_STATIC_CONSTEXPR int max_digits10 = 0;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool is_signed = false;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool is_integer = false;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool is_exact = false;
|
||
|
|
BOOST_STATIC_CONSTEXPR int radix = 0;
|
||
|
|
static number_type epsilon() { return number_type(0); }
|
||
|
|
static number_type round_error() { return number_type(0); }
|
||
|
|
BOOST_STATIC_CONSTEXPR int min_exponent = 0;
|
||
|
|
BOOST_STATIC_CONSTEXPR int min_exponent10 = 0;
|
||
|
|
BOOST_STATIC_CONSTEXPR int max_exponent = 0;
|
||
|
|
BOOST_STATIC_CONSTEXPR int max_exponent10 = 0;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool has_infinity = false;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool has_quiet_NaN = false;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool has_signaling_NaN = false;
|
||
|
|
BOOST_STATIC_CONSTEXPR float_denorm_style has_denorm = denorm_absent;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool has_denorm_loss = false;
|
||
|
|
static number_type infinity() { return number_type(0); }
|
||
|
|
static number_type quiet_NaN() { return number_type(0); }
|
||
|
|
static number_type signaling_NaN() { return number_type(0); }
|
||
|
|
static number_type denorm_min() { return number_type(0); }
|
||
|
|
BOOST_STATIC_CONSTEXPR bool is_iec559 = false;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool is_bounded = false;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool is_modulo = false;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool traps = false;
|
||
|
|
BOOST_STATIC_CONSTEXPR bool tinyness_before = false;
|
||
|
|
BOOST_STATIC_CONSTEXPR float_round_style round_style = round_toward_zero;
|
||
|
|
};
|
||
|
|
|
||
|
|
#ifndef BOOST_NO_INCLASS_MEMBER_INITIALIZATION
|
||
|
|
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST int numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::digits;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST int numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::digits10;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST int numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::max_digits10;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::is_signed;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::is_integer;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::is_exact;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST int numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::radix;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST int numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::min_exponent;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST int numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::min_exponent10;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST int numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::max_exponent;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST int numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::max_exponent10;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::has_infinity;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::has_quiet_NaN;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::has_signaling_NaN;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST float_denorm_style numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::has_denorm;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::has_denorm_loss;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::is_iec559;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::is_bounded;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::is_modulo;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::traps;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST bool numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::tinyness_before;
|
||
|
|
template <boost::multiprecision::expression_template_option ExpressionTemplates>
|
||
|
|
BOOST_CONSTEXPR_OR_CONST float_round_style numeric_limits<boost::multiprecision::number<boost::multiprecision::mpfi_float_backend<0>, ExpressionTemplates> >::round_style;
|
||
|
|
|
||
|
|
#endif
|
||
|
|
} // namespace std
|
||
|
|
#endif
|