Get the type field from a vl-dimension-datatype.
(vl-dimension->type x) → type
This is an ordinary field accessor created by defprod.
Function:
(defun vl-dimension->type$inline (x) (declare (xargs :guard (vl-dimension-p x))) (declare (xargs :guard (equal (vl-dimension-kind x) :datatype))) (let ((__function__ 'vl-dimension->type)) (declare (ignorable __function__)) (mbe :logic (b* ((x (and (equal (vl-dimension-kind x) :datatype) x))) (vl-datatype-fix (cdr x))) :exec (cdr x))))
Theorem:
(defthm vl-datatype-p-of-vl-dimension->type (b* ((type (vl-dimension->type$inline x))) (vl-datatype-p type)) :rule-classes :rewrite)
Theorem:
(defthm vl-dimension->type$inline-of-vl-dimension-fix-x (equal (vl-dimension->type$inline (vl-dimension-fix x)) (vl-dimension->type$inline x)))
Theorem:
(defthm vl-dimension->type$inline-vl-dimension-equiv-congruence-on-x (implies (vl-dimension-equiv x x-equiv) (equal (vl-dimension->type$inline x) (vl-dimension->type$inline x-equiv))) :rule-classes :congruence)
Theorem:
(defthm vl-dimension->type-when-wrong-kind (implies (not (equal (vl-dimension-kind x) :datatype)) (equal (vl-dimension->type x) (vl-datatype-fix nil))))