MASK0
#define MASK_NUMERIC (MASK0 | MASK1 | MASK2 | MASK3 | MASK4 | MASK5 | MASK6)
{ LVL0, MASK0, '0', LSEL_RUNLEVEL },
#define SET_OPCODE(i,o) ((i) = (((i)&MASK0(SIZE_OP,POS_OP)) | \
#define setarg(i,v,pos,size) ((i) = (((i)&MASK0(size,pos)) | \