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