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Deltemps

Vl-interfacelist-deltemps

Signature
(vl-interfacelist-deltemps x) → new-x
Arguments: x — Guard (vl-interfacelist-p x).
Returns: new-x — Type (vl-interfacelist-p new-x).

Definitions and Theorems

Function: vl-interfacelist-deltemps

(defun vl-interfacelist-deltemps (x)
  (declare (xargs :guard (vl-interfacelist-p x)))
  (let ((__function__ 'vl-interfacelist-deltemps))
    (declare (ignorable __function__))
    (b* (((when (atom x)) (b* nil x))
         (car (vl-interface-deltemps (car x)))
         (cdr (vl-interfacelist-deltemps (cdr x))))
      (cons-with-hint car cdr x))))

Theorem: vl-interfacelist-p-of-vl-interfacelist-deltemps

(defthm vl-interfacelist-p-of-vl-interfacelist-deltemps
  (b* ((new-x (vl-interfacelist-deltemps x)))
    (vl-interfacelist-p new-x))
  :rule-classes :rewrite)

Theorem: vl-interfacelist-deltemps-of-vl-interfacelist-fix-x

(defthm vl-interfacelist-deltemps-of-vl-interfacelist-fix-x
  (equal (vl-interfacelist-deltemps (vl-interfacelist-fix x))
         (vl-interfacelist-deltemps x)))

Theorem: vl-interfacelist-deltemps-vl-interfacelist-equiv-congruence-on-x

(defthm
   vl-interfacelist-deltemps-vl-interfacelist-equiv-congruence-on-x
  (implies (vl-interfacelist-equiv x x-equiv)
           (equal (vl-interfacelist-deltemps x)
                  (vl-interfacelist-deltemps x-equiv)))
  :rule-classes :congruence)