SIX
{"vshasigmaw", VX (4,1666), VX_MASK, PPCVEC2, 0, {VD, VA, ST, SIX}},
{"vshasigmad", VX (4,1730), VX_MASK, PPCVEC2, 0, {VD, VA, ST, SIX}},
#define PS SIX + 1
void *SIX = xa_mk_value(6);
XA_BUG_ON(xa, xa_cmpxchg(xa, 12345678, SIX, FIVE, GFP_KERNEL) != LOTS);