Get the width field from a vl-plusminus.
(vl-plusminus->width x) → width
This is an ordinary field accessor created by defprod.
Function:
(defun vl-plusminus->width$inline (x) (declare (xargs :guard (vl-plusminus-p x))) (declare (xargs :guard t)) (let ((__function__ 'vl-plusminus->width)) (declare (ignorable __function__)) (mbe :logic (b* ((x (and t x))) (vl-expr-fix (std::prod-car (std::prod-cdr (cdr x))))) :exec (std::prod-car (std::prod-cdr (cdr x))))))
Theorem:
(defthm vl-expr-p-of-vl-plusminus->width (b* ((width (vl-plusminus->width$inline x))) (vl-expr-p width)) :rule-classes :rewrite)
Theorem:
(defthm vl-plusminus->width$inline-of-vl-plusminus-fix-x (equal (vl-plusminus->width$inline (vl-plusminus-fix x)) (vl-plusminus->width$inline x)))
Theorem:
(defthm vl-plusminus->width$inline-vl-plusminus-equiv-congruence-on-x (implies (vl-plusminus-equiv x x-equiv) (equal (vl-plusminus->width$inline x) (vl-plusminus->width$inline x-equiv))) :rule-classes :congruence)