(vl-interface-size x ss) → (mv err size)
Function:
(defun vl-interface-size (x ss) (declare (xargs :guard (and (vl-interface-p x) (vl-scopestack-p ss)))) (let ((__function__ 'vl-interface-size)) (declare (ignorable __function__)) (b* ((x (vl-interface-fix x)) ((mv err1 type) (vl-interface-mocktype x ss)) ((unless (vl-datatype-resolved-p type)) (mv (vmsg "Mocktype of interface ~a0 not resolved: ~a1" (vl-interface->name x) type) nil)) ((mv err2 size) (vl-datatype-size type))) (mv (vmsg-concat err1 (or err2 (and (not size) (vmsg "Mocktype of interface ~a0 couldn't be sized: ~a1" (vl-interface->name x) type)))) size))))
Theorem:
(defthm return-type-of-vl-interface-size.err (b* (((mv ?err ?size) (vl-interface-size x ss))) (iff (vl-msg-p err) err)) :rule-classes :rewrite)
Theorem:
(defthm return-type-of-vl-interface-size.size (b* (((mv ?err ?size) (vl-interface-size x ss))) (implies (not err) (natp size))) :rule-classes :type-prescription)
Theorem:
(defthm vl-interface-size-of-vl-interface-fix-x (equal (vl-interface-size (vl-interface-fix x) ss) (vl-interface-size x ss)))
Theorem:
(defthm vl-interface-size-vl-interface-equiv-congruence-on-x (implies (vl-interface-equiv x x-equiv) (equal (vl-interface-size x ss) (vl-interface-size x-equiv ss))) :rule-classes :congruence)
Theorem:
(defthm vl-interface-size-of-vl-scopestack-fix-ss (equal (vl-interface-size x (vl-scopestack-fix ss)) (vl-interface-size x ss)))
Theorem:
(defthm vl-interface-size-vl-scopestack-equiv-congruence-on-ss (implies (vl-scopestack-equiv ss ss-equiv) (equal (vl-interface-size x ss) (vl-interface-size x ss-equiv))) :rule-classes :congruence)