Op_ds
{ "ld", 0xfc000003, 0xe8000000, Op_D | Op_A | Op_ds },
{ "ldu", 0xfc000003, 0xe8000001, Op_D | Op_A | Op_ds },
{ "lwa", 0xfc000003, 0xe8000002, Op_D | Op_A | Op_ds },
{ "std", 0xfc000003, 0xf8000000, Op_ST | Op_A | Op_ds },
{ "stdu", 0xfc000003, 0xf8000001, Op_ST | Op_A | Op_ds },
if (func & Op_ds) {
func &= ~Op_ds;