ceph/src/boost/libs/compute/include/boost/compute/type_traits/common_type.hpp

   1 //---------------------------------------------------------------------------//
   2 // Copyright (c) 2013 Kyle Lutz <kyle.r.lutz@gmail.com>
   3 //
   4 // Distributed under the Boost Software License, Version 1.0
   5 // See accompanying file LICENSE_1_0.txt or copy at
   6 // http://www.boost.org/LICENSE_1_0.txt
   7 //
   8 // See http://boostorg.github.com/compute for more information.
   9 //---------------------------------------------------------------------------//
  10
  11 #ifndef BOOST_COMPUTE_TYPE_TRAITS_COMMON_TYPE_HPP
  12 #define BOOST_COMPUTE_TYPE_TRAITS_COMMON_TYPE_HPP
  13
  14 #include <boost/type_traits/common_type.hpp>
  15
  16 #include <boost/compute/types/fundamental.hpp>
  17
  18 namespace boost {
  19
  20 /// \internal_
  21 #define BOOST_COMPUTE_DECLARE_SCALAR_VECTOR_COMMON_TYPE(scalar, size) \
  22     template<> \
  23     struct common_type<BOOST_COMPUTE_MAKE_VECTOR_TYPE(scalar, size), \
  24                        BOOST_COMPUTE_MAKE_SCALAR_TYPE(scalar)> \
  25     { \
  26         typedef BOOST_COMPUTE_MAKE_VECTOR_TYPE(scalar, size) type; \
  27     }; \
  28     template<> \
  29     struct common_type<BOOST_COMPUTE_MAKE_SCALAR_TYPE(scalar), \
  30                        BOOST_COMPUTE_MAKE_VECTOR_TYPE(scalar, size)> \
  31     { \
  32         typedef BOOST_COMPUTE_MAKE_VECTOR_TYPE(scalar, size) type; \
  33     };
  34
  35 /// \internal_
  36 #define BOOST_COMPUTE_DECLARE_SCALAR_VECTOR_COMMON_TYPES(scalar) \
  37     BOOST_COMPUTE_DECLARE_SCALAR_VECTOR_COMMON_TYPE(scalar, 2) \
  38     BOOST_COMPUTE_DECLARE_SCALAR_VECTOR_COMMON_TYPE(scalar, 4) \
  39     BOOST_COMPUTE_DECLARE_SCALAR_VECTOR_COMMON_TYPE(scalar, 8) \
  40     BOOST_COMPUTE_DECLARE_SCALAR_VECTOR_COMMON_TYPE(scalar, 16) \
  41
  42 BOOST_COMPUTE_DECLARE_SCALAR_VECTOR_COMMON_TYPES(char)
  43 BOOST_COMPUTE_DECLARE_SCALAR_VECTOR_COMMON_TYPES(uchar)
  44 BOOST_COMPUTE_DECLARE_SCALAR_VECTOR_COMMON_TYPES(short)
  45 BOOST_COMPUTE_DECLARE_SCALAR_VECTOR_COMMON_TYPES(ushort)
  46 BOOST_COMPUTE_DECLARE_SCALAR_VECTOR_COMMON_TYPES(int)
  47 BOOST_COMPUTE_DECLARE_SCALAR_VECTOR_COMMON_TYPES(uint)
  48 BOOST_COMPUTE_DECLARE_SCALAR_VECTOR_COMMON_TYPES(long)
  49 BOOST_COMPUTE_DECLARE_SCALAR_VECTOR_COMMON_TYPES(ulong)
  50 BOOST_COMPUTE_DECLARE_SCALAR_VECTOR_COMMON_TYPES(float)
  51 BOOST_COMPUTE_DECLARE_SCALAR_VECTOR_COMMON_TYPES(double)
  52
  53 } // end boost namespace
  54
  55 #endif // BOOST_COMPUTE_TYPE_TRAITS_COMMON_TYPE_HPP