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• Vl-define

Vl-define-fix

Fixing function for vl-define structures.

Signature

(vl-define-fix x) → new-x

Arguments

x — Guard (vl-define-p x).

Returns

new-x — Type (vl-define-p new-x).

Definitions and Theorems

Function: vl-define-fix$inline

(defun vl-define-fix$inline (x)
 (declare (xargs :guard (vl-define-p x)))
 (let ((__function__ 'vl-define-fix))
  (declare (ignorable __function__))
  (mbe
   :logic
   (b* ((name (str-fix (cdr (std::da-nth 0 x))))
        (formals (vl-define-formallist-fix (cdr (std::da-nth 1 x))))
        (body (str-fix (cdr (std::da-nth 2 x))))
        (loc (vl-location-fix (cdr (std::da-nth 3 x)))))
     (list (cons 'name name)
           (cons 'formals formals)
           (cons 'body body)
           (cons 'loc loc)))
   :exec x)))

Theorem: vl-define-p-of-vl-define-fix

(defthm vl-define-p-of-vl-define-fix
  (b* ((new-x (vl-define-fix$inline x)))
    (vl-define-p new-x))
  :rule-classes :rewrite)

Theorem: vl-define-fix-when-vl-define-p

(defthm vl-define-fix-when-vl-define-p
  (implies (vl-define-p x)
           (equal (vl-define-fix x) x)))

Function: vl-define-equiv$inline

(defun vl-define-equiv$inline (acl2::x acl2::y)
  (declare (xargs :guard (and (vl-define-p acl2::x)
                              (vl-define-p acl2::y))))
  (equal (vl-define-fix acl2::x)
         (vl-define-fix acl2::y)))

Theorem: vl-define-equiv-is-an-equivalence

(defthm vl-define-equiv-is-an-equivalence
  (and (booleanp (vl-define-equiv x y))
       (vl-define-equiv x x)
       (implies (vl-define-equiv x y)
                (vl-define-equiv y x))
       (implies (and (vl-define-equiv x y)
                     (vl-define-equiv y z))
                (vl-define-equiv x z)))
  :rule-classes (:equivalence))

Theorem: vl-define-equiv-implies-equal-vl-define-fix-1

(defthm vl-define-equiv-implies-equal-vl-define-fix-1
  (implies (vl-define-equiv acl2::x x-equiv)
           (equal (vl-define-fix acl2::x)
                  (vl-define-fix x-equiv)))
  :rule-classes (:congruence))

Theorem: vl-define-fix-under-vl-define-equiv

(defthm vl-define-fix-under-vl-define-equiv
  (vl-define-equiv (vl-define-fix acl2::x)
                   acl2::x)
  :rule-classes (:rewrite :rewrite-quoted-constant))

Theorem: equal-of-vl-define-fix-1-forward-to-vl-define-equiv

(defthm equal-of-vl-define-fix-1-forward-to-vl-define-equiv
  (implies (equal (vl-define-fix acl2::x) acl2::y)
           (vl-define-equiv acl2::x acl2::y))
  :rule-classes :forward-chaining)

Theorem: equal-of-vl-define-fix-2-forward-to-vl-define-equiv

(defthm equal-of-vl-define-fix-2-forward-to-vl-define-equiv
  (implies (equal acl2::x (vl-define-fix acl2::y))
           (vl-define-equiv acl2::x acl2::y))
  :rule-classes :forward-chaining)

Theorem: vl-define-equiv-of-vl-define-fix-1-forward

(defthm vl-define-equiv-of-vl-define-fix-1-forward
  (implies (vl-define-equiv (vl-define-fix acl2::x)
                            acl2::y)
           (vl-define-equiv acl2::x acl2::y))
  :rule-classes :forward-chaining)

Theorem: vl-define-equiv-of-vl-define-fix-2-forward

(defthm vl-define-equiv-of-vl-define-fix-2-forward
  (implies (vl-define-equiv acl2::x (vl-define-fix acl2::y))
           (vl-define-equiv acl2::x acl2::y))
  :rule-classes :forward-chaining)