var->register_names[REG_SA0]     = "sa0";
  var->register_names[REG_SA1]     = "sa1";
  var->register_names[REG_LC0]     = "lc0";
  var->register_names[REG_LC1]     = "lc1";
  var->register_names[REG_P3_0]    = "p3:0";
  var->register_names[REG_M0]      = "m0";
  var->register_names[REG_M1]      = "m1";
  var->register_names[REG_USR]     = "usr";
  var->register_names[REG_PC]      = "pc";
  var->register_names[REG_UGP]     = "ugp";
  var->register_names[REG_GP]      = "gp";
  /* per thread Supervisor Control Registers (SCR )   */
  var->register_names[REG_SSR]     = "ssr"  ;
  var->register_names[REG_IMASK]   = "imask";
  var->register_names[REG_ELR]     = "elr";
  if(hexagonVersion < HEXAGON_V4)
  {
      var->register_names[REG_SGP]     = "sgp";
      var->register_names[REG_BADVA]   = "badva";
      var->register_names[REG_TID]     = "tid";
  }
  else
  {
      var->register_names[REG_SGP0]     = "sgp0";
      var->register_names[REG_BADVA0]   = "badva0";
      var->register_names[REG_BADVA1]   = "badva1";
      var->register_names[REG_STID]     = "stid";
      var->register_names[REG_HTID]     = "htid";
      var->register_names[REG_CCR]      = "ccr";
      var->register_names[REG_G0]      = "g0";
      var->register_names[REG_G1]      = "g1";
      var->register_names[REG_G2]      = "g2";
      var->register_names[REG_G3]      = "g3";
  }

  return var;