(v1 x) | (v4 x)
(+ (w0 x) (v1 x)) | (+ (w3 x) (v4 x))
(ite (<= (+ x 1) 0) 1 (v2 x)) | (v5 x)
(w0 x) | (w3 x)
(v2 x) | (v6 x)
