def Int.sdivmod.fix
import bend-kit-int@0.2.0.0/int.bend as Intimport Base
129def Int.sdivmod.fix(+n: Nat, +na: Bool, nb: Bool, qr: Word(n) & Word(n)) ->
130 Word(n) & Word(n):
131 (q, r) = qr
132 (Int.neg_if(n, Bool.xor(na, nb), q), Int.neg_if(n, na, r))