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    Svexlist->a4vec-top

    Signature
    (svexlist->a4vec-top x env masks) → *
    Arguments
    x — Guard (svexlist-p x).
    env — Guard (svex-a4vec-env-p env).
    masks — Guard (svex-mask-alist-p masks).

    Definitions and Theorems

    Function: svexlist->a4vec-top

    (defun svexlist->a4vec-top (x env masks)
     (declare (xargs :guard (and (svexlist-p x)
                                 (svex-a4vec-env-p env)
                                 (svex-mask-alist-p masks))))
     (let ((__function__ 'svexlist->a4vec-top))
      (declare (ignorable __function__))
      (mbe
       :logic (svexlist->a4vec x env masks)
       :exec
       (b*
        (((mv res memo)
          (with-local-stobj
            acl2::nrev
            (mv-let
                (res memo acl2::nrev)
                (b* (((mv acl2::nrev memo)
                      (svexlist->a4vec-nrev x env masks nil acl2::nrev))
                     ((mv res acl2::nrev)
                      (acl2::nrev-finish acl2::nrev)))
                  (mv res memo acl2::nrev))
              (mv res memo)))))
        (fast-alist-free memo)
        res))))

    Theorem: svexlist->a4vec-top-of-svexlist-fix-x

    (defthm svexlist->a4vec-top-of-svexlist-fix-x
      (equal (svexlist->a4vec-top (svexlist-fix x)
                                  env masks)
             (svexlist->a4vec-top x env masks)))

    Theorem: svexlist->a4vec-top-svexlist-equiv-congruence-on-x

    (defthm svexlist->a4vec-top-svexlist-equiv-congruence-on-x
      (implies (svexlist-equiv x x-equiv)
               (equal (svexlist->a4vec-top x env masks)
                      (svexlist->a4vec-top x-equiv env masks)))
      :rule-classes :congruence)

    Theorem: svexlist->a4vec-top-of-svex-a4vec-env-fix-env

    (defthm svexlist->a4vec-top-of-svex-a4vec-env-fix-env
      (equal (svexlist->a4vec-top x (svex-a4vec-env-fix env)
                                  masks)
             (svexlist->a4vec-top x env masks)))

    Theorem: svexlist->a4vec-top-svex-a4vec-env-equiv-congruence-on-env

    (defthm svexlist->a4vec-top-svex-a4vec-env-equiv-congruence-on-env
      (implies (svex-a4vec-env-equiv env env-equiv)
               (equal (svexlist->a4vec-top x env masks)
                      (svexlist->a4vec-top x env-equiv masks)))
      :rule-classes :congruence)

    Theorem: svexlist->a4vec-top-of-svex-mask-alist-fix-masks

    (defthm svexlist->a4vec-top-of-svex-mask-alist-fix-masks
      (equal (svexlist->a4vec-top x env (svex-mask-alist-fix masks))
             (svexlist->a4vec-top x env masks)))

    Theorem: svexlist->a4vec-top-svex-mask-alist-equiv-congruence-on-masks

    (defthm
          svexlist->a4vec-top-svex-mask-alist-equiv-congruence-on-masks
      (implies (svex-mask-alist-equiv masks masks-equiv)
               (equal (svexlist->a4vec-top x env masks)
                      (svexlist->a4vec-top x env masks-equiv)))
      :rule-classes :congruence)