simd_unroll_constraints.hpp

   1 //  unrolling constratins for simd functions
   2 //  Copyright (C) 2009 Tim Blechmann
   3 //
   4 //  This program is free software; you can redistribute it and/or modify
   5 //  it under the terms of the GNU General Public License as published by
   6 //  the Free Software Foundation; either version 2 of the License, or
   7 //  (at your option) any later version.
   8 //
   9 //  This program is distributed in the hope that it will be useful,
  10 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 //  GNU General Public License for more details.
  13 //
  14 //  You should have received a copy of the GNU General Public License
  15 //  along with this program; see the file COPYING.  If not, write to
  16 //  the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17 //  Boston, MA 02111-1307, USA.
  18
  19
  20 #ifndef SIMD_UNROLL_CONSTRAINTS_HPP
  21 #define SIMD_UNROLL_CONSTRAINTS_HPP
  22
  23 #include "vec.hpp"
  24
  25 namespace nova
  26 {
  27
  28 template <typename float_type>
  29 struct unroll_constraints
  30 {
  31     static const unsigned int samples_per_loop = vec<float_type>::objects_per_cacheline;
  32 };
  33
  34 } /* namespace nova */
  35
  36 #endif /* SIMD_UNROLL_CONSTRAINTS_HPP */