__code cbc_no_op(INTERP i){
    goto cbc_next(i);
}
__code cbc_const_i32(INTERP i){
    MVM_exception_throw_adhoc(i->tc, "const_iX NYI");
   goto cbc_const_i64(i);
}
__code cbc_const_i64(INTERP i){
    GET_REG(i->cur_op, 0,i).i64 = MVM_BC_get_I64(i->cur_op, 2);
    i->cur_op += 10;
    goto cbc_next(i);
}