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Vl-simplereg-p

Signature

(vl-simplereg-p x) → *

Arguments

x — Guard (vl-vardecl-p x).

Definitions and Theorems

Function: vl-simplereg-p

(defun vl-simplereg-p (x)
 (declare (xargs :guard (vl-vardecl-p x)))
 (let ((__function__ 'vl-simplereg-p))
  (declare (ignorable __function__))
  (b* (((vl-vardecl x) x))
   (and
    (not x.constp)
    (not x.varp)
    (not x.lifetime)
    (eq (vl-datatype-kind x.type)
        :vl-coretype)
    (b* (((vl-coretype x.type) x.type))
     (and
       (or (eq x.type.name :vl-reg)
           (eq x.type.name :vl-logic))
       (atom x.type.udims)
       (or (atom x.type.pdims)
           (and (atom (cdr x.type.pdims))
                (mbe :logic (vl-range-p (car x.type.pdims))
                     :exec (not (eq (car x.type.pdims)
                                    :vl-unsized-dimension)))))))))))

Theorem: vl-simplereg-p-of-vl-vardecl-fix-x

(defthm vl-simplereg-p-of-vl-vardecl-fix-x
  (equal (vl-simplereg-p (vl-vardecl-fix x))
         (vl-simplereg-p x)))

Theorem: vl-simplereg-p-vl-vardecl-equiv-congruence-on-x

(defthm vl-simplereg-p-vl-vardecl-equiv-congruence-on-x
  (implies (vl-vardecl-equiv x x-equiv)
           (equal (vl-simplereg-p x)
                  (vl-simplereg-p x-equiv)))
  :rule-classes :congruence)