/*
* Copyright (c) 2011, Michael Lehn * * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1) Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2) Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * 3) Neither the name of the FLENS development group nor the names of * its contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #if defined(MPFR_REAL_HPP) && !defined(FLENS_HACKS_MPFR_REAL_H) #define FLENS_HACKS_MPFR_REAL_H 1 #include <limits> #include <flens/auxiliary/explicit_cast.h> namespace mpfr { // // auxiliary-functions used in numeric_limits // template <mpfr::real_prec_t _prec, mpfr::real_rnd_t _rnd> const mpfr::real<_prec,_rnd> nextabove(const mpfr::real<_prec,_rnd> &x); template <mpfr::real_prec_t _prec, mpfr::real_rnd_t _rnd> const mpfr::real<_prec,_rnd> get_max(); } // namespace mpfr namespace std { // // numeric_limits // TODO: This just defines what gets used in FLENS-LAPACK get just copy // the rest from numeric_limits<double> // template <mpfr::real_prec_t _prec, mpfr::real_rnd_t _rnd> class numeric_limits<mpfr::real<_prec,_rnd> > : public numeric_limits<double> { public: typedef mpfr::real<_prec,_rnd> T; static const T _max; static const T _min; static const T _eps; static const T epsilon(); static const T max(); static const T min(); }; // // import isnan to namespace std // template <mpfr::real_prec_t _prec, mpfr::real_rnd_t _rnd> bool isnan(const mpfr::real<_prec,_rnd> &x); // // import mpfr_real to namespace std // template <mpfr::real_prec_t _prec, mpfr::real_rnd_t _rnd> int signbit(const mpfr::real<_prec,_rnd> &x); } // namespace std #endif // defined(MPFR_REAL_HPP) && !defined(FLENS_HACKS_MPFR_REAL_H) |