    32 - TMS320C32
                            33 - TMS320VC33
                            40 - TMS320C40
                            44 - TMS320C44
  -mrev=REV               set cpu hardware revision (integer numbers).
                          Combinations of -mcpu and -mrev will enable/disable
                          the appropriate options (-midle2, -mlowpower and
                          -menhanced) according to the selected type
  -mbig                   select big memory model
  -msmall                 select small memory model (default)
  -mregparm               select register parameters (default)
  -mmemparm               select memory parameters
  -midle2                 enable IDLE2 support
  -mlowpower              enable LOPOWER and MAXSPEED support
  -menhanced              enable enhanced opcode support
