Added boost header

test/external/boost/numeric/interval/ext/integer.hpp

@@ -0,0 +1,70 @@
+/* Boost interval/ext/integer.hpp template implementation file
+ *
+ * Copyright 2003 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_EXT_INTEGER_HPP
+#define BOOST_NUMERIC_INTERVAL_EXT_INTEGER_HPP
+
+#include <boost/numeric/interval/detail/interval_prototype.hpp>
+#include <boost/numeric/interval/detail/test_input.hpp>
+
+namespace boost {
+namespace numeric {
+
+template<class T, class Policies> inline
+interval<T, Policies> operator+ (const interval<T, Policies>& x, int y)
+{
+  return x + static_cast<T>(y);
+}
+
+template<class T, class Policies> inline
+interval<T, Policies> operator+ (int x, const interval<T, Policies>& y)
+{
+  return static_cast<T>(x) + y;
+}
+
+template<class T, class Policies> inline
+interval<T, Policies> operator- (const interval<T, Policies>& x, int y)
+{
+  return x - static_cast<T>(y);
+}
+
+template<class T, class Policies> inline
+interval<T, Policies> operator- (int x, const interval<T, Policies>& y)
+{
+  return static_cast<T>(x) - y;
+}
+
+template<class T, class Policies> inline
+interval<T, Policies> operator* (const interval<T, Policies>& x, int y)
+{
+  return x * static_cast<T>(y);
+}
+
+template<class T, class Policies> inline
+interval<T, Policies> operator* (int x, const interval<T, Policies>& y)
+{
+  return static_cast<T>(x) * y;
+}
+
+template<class T, class Policies> inline
+interval<T, Policies> operator/ (const interval<T, Policies>& x, int y)
+{
+  return x / static_cast<T>(y);
+}
+
+template<class T, class Policies> inline
+interval<T, Policies> operator/ (int x, const interval<T, Policies>& y)
+{
+  return static_cast<T>(x) / y;
+}
+
+} // namespace numeric
+} // namespace boost
+
+#endif // BOOST_NUMERIC_INTERVAL_EXT_INTEGER_HPP

test/external/boost/numeric/interval/ext/x86_fast_rounding_control.hpp

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+/* Boost interval/detail/x86gcc_rounding_control.hpp file
+ *
+ * This header provides a rounding control policy
+ * that avoids flushing results to memory. In
+ * order for this optimization to be reliable, it
+ * should be used only when no underflow or
+ * overflow would happen without it. Indeed, only
+ * values in range are correctly rounded.
+ *
+ * Copyright 2002 Herv<72> Br<42>nnimann, Guillaume Melquiond, Sylvain Pion
+ *
+ * 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_EXT_X86_FAST_ROUNDING_CONTROL_HPP
+#define BOOST_NUMERIC_INTERVAL_EXT_X86_FAST_ROUNDING_CONTROL_HPP
+
+namespace boost {
+namespace numeric {
+namespace interval_lib {
+
+namespace detail {
+
+// exceptions masked, expected precision (the mask is 0x0300)
+static const fpu_rounding_modes rnd_mode_f = { 0x107f, 0x147f, 0x187f, 0x1c7f };
+static const fpu_rounding_modes rnd_mode_d = { 0x127f, 0x167f, 0x1a7f, 0x1e7f };
+static const fpu_rounding_modes rnd_mode_l = { 0x137f, 0x177f, 0x1b7f, 0x1f7f };
+
+} // namespace detail
+
+template<class T>
+struct x86_fast_rounding_control;
+
+template<>
+struct x86_fast_rounding_control<float>: detail::x86_rounding
+{
+  static void to_nearest()  { set_rounding_mode(detail::rnd_mode_f.to_nearest);  }
+  static void downward()    { set_rounding_mode(detail::rnd_mode_f.downward);    }
+  static void upward()      { set_rounding_mode(detail::rnd_mode_f.upward);      }
+  static void toward_zero() { set_rounding_mode(detail::rnd_mode_f.toward_zero); }
+  static const float& force_rounding(const float& r) { return r; }
+};
+
+template<>
+struct x86_fast_rounding_control<double>: detail::x86_rounding
+{
+  static void to_nearest()  { set_rounding_mode(detail::rnd_mode_d.to_nearest);  }
+  static void downward()    { set_rounding_mode(detail::rnd_mode_d.downward);    }
+  static void upward()      { set_rounding_mode(detail::rnd_mode_d.upward);      }
+  static void toward_zero() { set_rounding_mode(detail::rnd_mode_d.toward_zero); }
+  static const double& force_rounding(const double& r) { return r; }
+};
+
+template<>
+struct x86_fast_rounding_control<long double>: detail::x86_rounding
+{
+  static void to_nearest()  { set_rounding_mode(detail::rnd_mode_l.to_nearest);  }
+  static void downward()    { set_rounding_mode(detail::rnd_mode_l.downward);    }
+  static void upward()      { set_rounding_mode(detail::rnd_mode_l.upward);      }
+  static void toward_zero() { set_rounding_mode(detail::rnd_mode_l.toward_zero); }
+  static const long double& force_rounding(const long double& r) { return r; }
+};
+
+} // namespace interval_lib
+} // namespace numeric
+} // namespace boost
+
+#endif // BOOST_NUMERIC_INTERVAL_EXT_X86_FAST_ROUNDING_CONTROL_HPP