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Vl-udp

Vl-udp->initval

Get the initval field from a vl-udp.

Signature
(vl-udp->initval x) → initval
Arguments: x — Guard (vl-udp-p x).
Returns: initval — Type (vl-maybe-expr-p initval).

This is an ordinary field accessor created by defprod.

Definitions and Theorems

Function: vl-udp->initval$inline

(defun vl-udp->initval$inline (x)
 (declare (xargs :guard (vl-udp-p x)))
 (declare (xargs :guard t))
 (let ((__function__ 'vl-udp->initval))
  (declare (ignorable __function__))
  (mbe
    :logic
    (b* ((x (and t x)))
      (vl-maybe-expr-fix
           (std::prod-car (std::prod-car (std::prod-cdr (cdr x))))))
    :exec (std::prod-car (std::prod-car (std::prod-cdr (cdr x)))))))

Theorem: vl-maybe-expr-p-of-vl-udp->initval

(defthm vl-maybe-expr-p-of-vl-udp->initval
  (b* ((initval (vl-udp->initval$inline x)))
    (vl-maybe-expr-p initval))
  :rule-classes :rewrite)

Theorem: vl-udp->initval$inline-of-vl-udp-fix-x

(defthm vl-udp->initval$inline-of-vl-udp-fix-x
  (equal (vl-udp->initval$inline (vl-udp-fix x))
         (vl-udp->initval$inline x)))

Theorem: vl-udp->initval$inline-vl-udp-equiv-congruence-on-x

(defthm vl-udp->initval$inline-vl-udp-equiv-congruence-on-x
  (implies (vl-udp-equiv x x-equiv)
           (equal (vl-udp->initval$inline x)
                  (vl-udp->initval$inline x-equiv)))
  :rule-classes :congruence)