doOp v (LZExt (ITFixed from) ITBig) [x]
    = v ++ "MKBIGUI(vm, " ++ creg x ++ "->info.bits" ++ show (nativeTyWidth from) ++ ")"
doOp v (LZExt (ITFixed from) ITBig) [x]
    = v ++ "MKBIGUI(vm, " ++ creg x ++ "->info.bits" ++ show (nativeTyWidth from) ++ ")"
doOp v (LZExt (ITFixed from) ITBig) [x]
    = v ++ "MKBIGUI(vm, " ++ creg x ++ "->info.bits" ++ show (nativeTyWidth from) ++ ")"