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Vl-assign

Vl-assign-p

Recognizer for vl-assign structures.

Signature
(vl-assign-p x) → *

Definitions and Theorems

Function: vl-assign-p

(defun vl-assign-p (x)
 (declare (xargs :guard t))
 (let ((__function__ 'vl-assign-p))
  (declare (ignorable __function__))
  (and
    (consp x)
    (eq (car x) :vl-assign)
    (std::prod-consp (cdr x))
    (std::prod-consp (std::prod-car (cdr x)))
    (std::prod-consp (std::prod-cdr (std::prod-car (cdr x))))
    (std::prod-consp (std::prod-cdr (cdr x)))
    (std::prod-consp (std::prod-cdr (std::prod-cdr (cdr x))))
    (b*
     ((lvalue (std::prod-car (std::prod-car (cdr x))))
      (expr (std::prod-car (std::prod-cdr (std::prod-car (cdr x)))))
      (strength
           (std::prod-cdr (std::prod-cdr (std::prod-car (cdr x)))))
      (delay (std::prod-car (std::prod-cdr (cdr x))))
      (atts (std::prod-car (std::prod-cdr (std::prod-cdr (cdr x)))))
      (loc (std::prod-cdr (std::prod-cdr (std::prod-cdr (cdr x))))))
     (and (vl-expr-p lvalue)
          (vl-expr-p expr)
          (vl-maybe-gatestrength-p strength)
          (vl-maybe-gatedelay-p delay)
          (vl-atts-p atts)
          (vl-location-p loc))))))

Theorem: consp-when-vl-assign-p

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

Subtopics

Vl-assign-lvaluecheck: Check well-formedness of lvalues in a vl-assign-p.