		Search-engine friendly clone of the ACL2 documentation.

Svtv

Svtv->inmasks

Get the inmasks field from a svtv.

Signature
(svtv->inmasks x) → inmasks
Arguments: x — Guard (svtv-p x).
Returns: inmasks — Type (svar-boolmasks-p inmasks).

This is an ordinary field accessor created by defprod.

Definitions and Theorems

Function: svtv->inmasks$inline

(defun svtv->inmasks$inline (x)
  (declare (xargs :guard (svtv-p x)))
  (declare (xargs :guard t))
  (let ((__function__ 'svtv->inmasks))
    (declare (ignorable __function__))
    (mbe :logic
         (b* ((x (and t x)))
           (svar-boolmasks-fix (std::da-nth 4 x)))
         :exec (std::da-nth 4 x))))

Theorem: svar-boolmasks-p-of-svtv->inmasks

(defthm svar-boolmasks-p-of-svtv->inmasks
  (b* ((inmasks (svtv->inmasks$inline x)))
    (svar-boolmasks-p inmasks))
  :rule-classes :rewrite)

Theorem: svtv->inmasks$inline-of-svtv-fix-x

(defthm svtv->inmasks$inline-of-svtv-fix-x
  (equal (svtv->inmasks$inline (svtv-fix x))
         (svtv->inmasks$inline x)))

Theorem: svtv->inmasks$inline-svtv-equiv-congruence-on-x

(defthm svtv->inmasks$inline-svtv-equiv-congruence-on-x
  (implies (svtv-equiv x x-equiv)
           (equal (svtv->inmasks$inline x)
                  (svtv->inmasks$inline x-equiv)))
  :rule-classes :congruence)