		Search-engine friendly clone of the ACL2 documentation.

Vl-assign

Vl-assign->atts

Get the atts field from a vl-assign.

Signature
(vl-assign->atts x) → atts
Arguments: x — Guard (vl-assign-p x).
Returns: atts — Type (vl-atts-p atts).

This is an ordinary field accessor created by defprod.

Definitions and Theorems

Function: vl-assign->atts$inline

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

Theorem: vl-atts-p-of-vl-assign->atts

(defthm vl-atts-p-of-vl-assign->atts
  (b* ((atts (vl-assign->atts$inline x)))
    (vl-atts-p atts))
  :rule-classes :rewrite)

Theorem: vl-assign->atts$inline-of-vl-assign-fix-x

(defthm vl-assign->atts$inline-of-vl-assign-fix-x
  (equal (vl-assign->atts$inline (vl-assign-fix x))
         (vl-assign->atts$inline x)))

Theorem: vl-assign->atts$inline-vl-assign-equiv-congruence-on-x

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