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