(vex-p x) → *
Function: vex-p
(defun vex-p (x) (declare (xargs :guard t)) (let ((__function__ 'vex-p)) (declare (ignorable __function__)) (and (true-listp x) (subsetp-equal x *vex-pfx-cases*) (no-duplicatesp-equal x) (avx-pfx-well-formed-p x t))))