| /* Boost interval/hw_rounding.hpp template implementation file |
| * |
| * Copyright 2002 Hervé Brönnimann, Guillaume Melquiond, Sylvain Pion |
| * Copyright 2005 Guillaume Melquiond |
| * |
| * Distributed under the Boost Software License, Version 1.0. |
| * (See accompanying file LICENSE_1_0.txt or |
| * copy at http://www.boost.org/LICENSE_1_0.txt) |
| */ |
| |
| #ifndef BOOST_NUMERIC_INTERVAL_HW_ROUNDING_HPP |
| #define BOOST_NUMERIC_INTERVAL_HW_ROUNDING_HPP |
| |
| #include <boost/numeric/interval/rounding.hpp> |
| #include <boost/numeric/interval/rounded_arith.hpp> |
| |
| #define BOOST_NUMERIC_INTERVAL_NO_HARDWARE |
| |
| // define appropriate specialization of rounding_control for built-in types |
| #if defined(__x86_64__) && (defined(__USE_ISOC99) || defined(__APPLE__)) |
| # include <boost/numeric/interval/detail/c99_rounding_control.hpp> |
| #elif defined(__i386__) || defined(_M_IX86) || defined(__BORLANDC__) || defined(_M_X64) |
| # include <boost/numeric/interval/detail/x86_rounding_control.hpp> |
| #elif defined(powerpc) || defined(__powerpc__) || defined(__ppc__) |
| # include <boost/numeric/interval/detail/ppc_rounding_control.hpp> |
| #elif defined(sparc) || defined(__sparc__) |
| # include <boost/numeric/interval/detail/sparc_rounding_control.hpp> |
| #elif defined(alpha) || defined(__alpha__) |
| # include <boost/numeric/interval/detail/alpha_rounding_control.hpp> |
| #elif defined(ia64) || defined(__ia64) || defined(__ia64__) |
| # include <boost/numeric/interval/detail/ia64_rounding_control.hpp> |
| #endif |
| |
| #if defined(BOOST_NUMERIC_INTERVAL_NO_HARDWARE) && (defined(__USE_ISOC99) || defined(__MSL__)) |
| # include <boost/numeric/interval/detail/c99_rounding_control.hpp> |
| #endif |
| |
| #if defined(BOOST_NUMERIC_INTERVAL_NO_HARDWARE) |
| # undef BOOST_NUMERIC_INTERVAL_NO_HARDWARE |
| # error Boost.Numeric.Interval: Please specify rounding control mechanism. |
| #endif |
| |
| namespace boost { |
| namespace numeric { |
| namespace interval_lib { |
| |
| /* |
| * Three specializations of rounded_math<T> |
| */ |
| |
| template<> |
| struct rounded_math<float> |
| : save_state<rounded_arith_opp<float> > |
| {}; |
| |
| template<> |
| struct rounded_math<double> |
| : save_state<rounded_arith_opp<double> > |
| {}; |
| |
| template<> |
| struct rounded_math<long double> |
| : save_state<rounded_arith_opp<long double> > |
| {}; |
| |
| } // namespace interval_lib |
| } // namespace numeric |
| } // namespace boost |
| |
| #endif // BOOST_NUMERIC_INTERVAL_HW_ROUNDING_HPP |
