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Stripping-functions

Vl-delayoreventcontrol-strip

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

Definitions and Theorems

Function: vl-delayoreventcontrol-strip

(defun vl-delayoreventcontrol-strip (x)
 (declare (xargs :guard (vl-delayoreventcontrol-p x)))
 (let ((__function__ 'vl-delayoreventcontrol-strip))
  (declare (ignorable __function__))
  (let ((x (vl-delayoreventcontrol-fix x)))
   (common-lisp::case (tag x)
    ((:vl-delaycontrol)
     (b* ((x.vl-delaycontrol (vl-delaycontrol-strip x)))
       x.vl-delaycontrol))
    ((:vl-eventcontrol)
     (b* ((x.vl-eventcontrol (vl-eventcontrol-strip x)))
       x.vl-eventcontrol))
    (otherwise
     (b* ((x.vl-repeateventcontrol (vl-repeateventcontrol-strip x)))
       x.vl-repeateventcontrol))))))

Theorem: vl-delayoreventcontrol-p-of-vl-delayoreventcontrol-strip

(defthm vl-delayoreventcontrol-p-of-vl-delayoreventcontrol-strip
  (b* ((new-x (vl-delayoreventcontrol-strip x)))
    (vl-delayoreventcontrol-p new-x))
  :rule-classes :rewrite)

Theorem: vl-delayoreventcontrol-strip-of-vl-delayoreventcontrol-fix-x

(defthm vl-delayoreventcontrol-strip-of-vl-delayoreventcontrol-fix-x
  (equal
       (vl-delayoreventcontrol-strip (vl-delayoreventcontrol-fix x))
       (vl-delayoreventcontrol-strip x)))

Theorem: vl-delayoreventcontrol-strip-vl-delayoreventcontrol-equiv-congruence-on-x

(defthm
 vl-delayoreventcontrol-strip-vl-delayoreventcontrol-equiv-congruence-on-x
 (implies (vl-delayoreventcontrol-equiv x x-equiv)
          (equal (vl-delayoreventcontrol-strip x)
                 (vl-delayoreventcontrol-strip x-equiv)))
 :rule-classes :congruence)