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• Vl-defaultskew-item

Vl-defaultskew-item-p

Recognizer for vl-defaultskew-item structures.

Signature

(vl-defaultskew-item-p x) → *

Definitions and Theorems

Function: vl-defaultskew-item-p

(defun vl-defaultskew-item-p (x)
  (declare (xargs :guard t))
  (let ((__function__ 'vl-defaultskew-item-p))
    (declare (ignorable __function__))
    (and (consp x)
         (eq (car x) :vl-defaultskew)
         (std::prod-consp (cdr x))
         (b* ((inputp (std::prod-car (cdr x)))
              (skew (std::prod-cdr (cdr x))))
           (and (booleanp inputp)
                (vl-clkskew-p skew))))))

Theorem: consp-when-vl-defaultskew-item-p

(defthm consp-when-vl-defaultskew-item-p
  (implies (vl-defaultskew-item-p x)
           (consp x))
  :rule-classes :compound-recognizer)