/* for QCDOC: re/im, row,column and:
   QOP_*_ColorVector : x(fastest)yzt, even first
   QOP_*_DiracFermion: ???
   QOP_*_GaugeField  : x(fastest)yzt, even first, dir(xyzt)
   QOP_*_Force       : x(fastest)yzt, even first, dir(xyzt)
*/