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Vl-datatype-set-unsigned

Signature

(vl-datatype-set-unsigned x) → new-x

Arguments

x — Guard (vl-datatype-p x).

Returns

new-x — Type (vl-datatype-p new-x).

Definitions and Theorems

Function: vl-datatype-set-unsigned

(defun vl-datatype-set-unsigned (x)
 (declare (xargs :guard (vl-datatype-p x)))
 (let ((__function__ 'vl-datatype-set-unsigned))
  (declare (ignorable __function__))
  (vl-datatype-case
     x
     :vl-coretype
     (mbe :logic
          (change-vl-coretype x :signedp nil)
          :exec
          (if x.signedp (change-vl-coretype x :signedp nil)
            x))
     :vl-struct (mbe :logic (change-vl-struct x :signedp nil)
                     :exec
                     (if x.signedp (change-vl-struct x :signedp nil)
                       x))
     :vl-union (mbe :logic (change-vl-union x :signedp nil)
                    :exec
                    (if x.signedp (change-vl-union x :signedp nil)
                      x))
     :otherwise (vl-datatype-fix x))))

Theorem: vl-datatype-p-of-vl-datatype-set-unsigned

(defthm vl-datatype-p-of-vl-datatype-set-unsigned
  (b* ((new-x (vl-datatype-set-unsigned x)))
    (vl-datatype-p new-x))
  :rule-classes :rewrite)

Theorem: vl-datatype-set-unsigned-of-vl-datatype-fix-x

(defthm vl-datatype-set-unsigned-of-vl-datatype-fix-x
  (equal (vl-datatype-set-unsigned (vl-datatype-fix x))
         (vl-datatype-set-unsigned x)))

Theorem: vl-datatype-set-unsigned-vl-datatype-equiv-congruence-on-x

(defthm vl-datatype-set-unsigned-vl-datatype-equiv-congruence-on-x
  (implies (vl-datatype-equiv x x-equiv)
           (equal (vl-datatype-set-unsigned x)
                  (vl-datatype-set-unsigned x-equiv)))
  :rule-classes :congruence)