Op_crbA
{ "crnor", 0xfc0007fe, 0x4c000042, Op_crbD | Op_crbA | Op_crbB },
{ "crandc", 0xfc0007fe, 0x4c000102, Op_crbD | Op_crbA | Op_crbB },
{ "crxor", 0xfc0007fe, 0x4c000182, Op_crbD | Op_crbA | Op_crbB },
{ "crnand", 0xfc0007fe, 0x4c0001c2, Op_crbD | Op_crbA | Op_crbB },
{ "crand", 0xfc0007fe, 0x4c000202, Op_crbD | Op_crbA | Op_crbB },
{ "creqv", 0xfc0007fe, 0x4c000242, Op_crbD | Op_crbA | Op_crbB },
{ "crorc", 0xfc0007fe, 0x4c000342, Op_crbD | Op_crbA | Op_crbB },
{ "cror", 0xfc0007fe, 0x4c000382, Op_crbD | Op_crbA | Op_crbB },
if (func & Op_crbA) {
func &= ~Op_crbA;