C++ (Cpp) VIENNACL_DEVICE_MAP Beispiele

Beispiel #1

Datei: device_utils.hpp Projekt: aanchan/viennacl-dev

inline device_architecture_family get_architecture_family(cl_uint vendor_id, std::string const & name)
{
  /*-NVidia-*/
  if (vendor_id==nvidia_id)
  {
    //GeForce
    vcl_size_t found=0;
    if ((found= name.find("GeForce",0)) != std::string::npos)
    {
      if ((found = name.find_first_of("123456789", found)) != std::string::npos)
      {
        switch (name[found])
        {
        case '2' : return tesla;
        case '3' : return tesla;

        case '4' : return fermi;
        case '5' : return fermi;

        case '6' : return kepler;
        case '7' : if (name[found+1] == '5')
                     return maxwell; // GeForce 750 (Ti) are Maxwell-based on desktop GPUs.
                   return kepler;

        case '8' : if (name[found+3] == '0') // Geforce 8600 and friends
                     return tesla;
                   return kepler;  // high-end mobile GPUs tend to be Kepler, low-end GPUs are Maxwell. What a mess. Better be conservative here and pick Kepler.

        case '9' : if (name[found+3] == '0') // Geforce 9600 and friends
                     return tesla;
                   return maxwell;  // GeForce 980, etc.

        default: return unknown;
        }
      }
      else
        return unknown;
    }

    //Tesla
    else if ((found = name.find("Tesla",0)) != std::string::npos)
    {
      if ((found = name.find("CMK", found)) != std::string::npos)
      {
        switch (name[found])
        {
        case 'C' : return fermi;
        case 'M' : return fermi;
        case 'K' : return kepler;

        default : return unknown;
        }
      }
      else
        return unknown;
    }

    else
      return unknown;
  }

  /*-AMD-*/
  else if (vendor_id==amd_id)
  {

#define VIENNACL_DEVICE_MAP(device,arch)if (name.find(device,0)!=std::string::npos) return arch;

    //Evergreen
    VIENNACL_DEVICE_MAP("Cedar",evergreen);
    VIENNACL_DEVICE_MAP("Redwood",evergreen);
    VIENNACL_DEVICE_MAP("Juniper",evergreen);
    VIENNACL_DEVICE_MAP("Cypress",evergreen);
    VIENNACL_DEVICE_MAP("Hemlock",evergreen);

    //NorthernIslands
    VIENNACL_DEVICE_MAP("Caicos",northern_islands);
    VIENNACL_DEVICE_MAP("Turks",northern_islands);
    VIENNACL_DEVICE_MAP("Barts",northern_islands);
    VIENNACL_DEVICE_MAP("Cayman",northern_islands);
    VIENNACL_DEVICE_MAP("Antilles",northern_islands);

    //SouthernIslands
    VIENNACL_DEVICE_MAP("Cape",southern_islands);
    VIENNACL_DEVICE_MAP("Bonaire",southern_islands);
    VIENNACL_DEVICE_MAP("Pitcaim",southern_islands);
    VIENNACL_DEVICE_MAP("Tahiti",southern_islands);
    VIENNACL_DEVICE_MAP("Malta",southern_islands);

    //VolcanicIslands
    VIENNACL_DEVICE_MAP("Hawaii",volcanic_islands);

#undef VIENNACL_DEVICE_MAP

    return unknown;

  }

  /*-Other-*/
  else
    return unknown;

}

Beispiel #2

Datei: device_utils.hpp Projekt: denis14/ViennaCL-1.5.2

inline device_architecture_family get_architecture_family(cl_uint vendor_id, std::string const & name)
{
  /*-NVidia-*/
  if (vendor_id==nvidia_id)
  {
    //GeForce
    vcl_size_t found=0;
    if ((found= name.find("GeForce",0)) != std::string::npos)
    {
      if ((found = name.find_first_of("123456789", found)) != std::string::npos)
      {
        switch (name[found])
        {
        case '2' : return tesla;
        case '3' : return tesla;

        case '4' : return fermi;
        case '5' : return fermi;

        case '6' : return kepler;
        case '7' : return kepler;

        case '8' : return maxwell;

        default: return unknown;
        }
      }
      else
        return unknown;
    }

    //Tesla
    else if ((found = name.find("Tesla",0)) != std::string::npos)
    {
      if ((found = name.find("CMK", found)) != std::string::npos)
      {
        switch (name[found])
        {
        case 'C' : return fermi;
        case 'M' : return fermi;
        case 'K' : return kepler;

        default : return unknown;
        }
      }
      else
        return unknown;
    }

    else
      return unknown;
  }

  /*-AMD-*/
  else if (vendor_id==amd_id)
  {

#define VIENNACL_DEVICE_MAP(device,arch)if (name.find(device,0)!=std::string::npos) return arch;

    //Evergreen
    VIENNACL_DEVICE_MAP("Cedar",evergreen);
    VIENNACL_DEVICE_MAP("Redwood",evergreen);
    VIENNACL_DEVICE_MAP("Juniper",evergreen);
    VIENNACL_DEVICE_MAP("Cypress",evergreen);
    VIENNACL_DEVICE_MAP("Hemlock",evergreen);

    //NorthernIslands
    VIENNACL_DEVICE_MAP("Caicos",northern_islands);
    VIENNACL_DEVICE_MAP("Turks",northern_islands);
    VIENNACL_DEVICE_MAP("Barts",northern_islands);
    VIENNACL_DEVICE_MAP("Cayman",northern_islands);
    VIENNACL_DEVICE_MAP("Antilles",northern_islands);

    //SouthernIslands
    VIENNACL_DEVICE_MAP("Cape",southern_islands);
    VIENNACL_DEVICE_MAP("Bonaire",southern_islands);
    VIENNACL_DEVICE_MAP("Pitcaim",southern_islands);
    VIENNACL_DEVICE_MAP("Tahiti",southern_islands);
    VIENNACL_DEVICE_MAP("Malta",southern_islands);

    //VolcanicIslands
    VIENNACL_DEVICE_MAP("Hawaii",volcanic_islands);

#undef VIENNACL_DEVICE_MAP

    return unknown;

  }

  /*-Other-*/
  else
    return unknown;

}