		Search-engine friendly clone of the ACL2 documentation.

Vl-lexscope-entry

Vl-lexscope-entry-fix

Fixing function for vl-lexscope-entry structures.

Signature
(vl-lexscope-entry-fix x) → new-x
Arguments: x — Guard (vl-lexscope-entry-p x).
Returns: new-x — Type (vl-lexscope-entry-p new-x).

Definitions and Theorems

Function: vl-lexscope-entry-fix$inline

(defun vl-lexscope-entry-fix$inline (x)
 (declare (xargs :guard (vl-lexscope-entry-p x)))
 (let ((__function__ 'vl-lexscope-entry-fix))
  (declare (ignorable __function__))
  (mbe
   :logic
   (b*
    ((decl (identity (std::prod-car (cdr x))))
     (direct-pkg
         (maybe-string-fix (std::prod-car (std::prod-cdr (cdr x)))))
     (wildpkgs
         (string-list-fix (std::prod-cdr (std::prod-cdr (cdr x))))))
    (cons :vl-lexscope-entry
          (std::prod-cons decl
                          (std::prod-cons direct-pkg wildpkgs))))
   :exec x)))

Theorem: vl-lexscope-entry-p-of-vl-lexscope-entry-fix

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

Theorem: vl-lexscope-entry-fix-when-vl-lexscope-entry-p

(defthm vl-lexscope-entry-fix-when-vl-lexscope-entry-p
  (implies (vl-lexscope-entry-p x)
           (equal (vl-lexscope-entry-fix x) x)))

Function: vl-lexscope-entry-equiv$inline

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

Theorem: vl-lexscope-entry-equiv-is-an-equivalence

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

Theorem: vl-lexscope-entry-equiv-implies-equal-vl-lexscope-entry-fix-1

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

Theorem: vl-lexscope-entry-fix-under-vl-lexscope-entry-equiv

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

Theorem: equal-of-vl-lexscope-entry-fix-1-forward-to-vl-lexscope-entry-equiv

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

Theorem: equal-of-vl-lexscope-entry-fix-2-forward-to-vl-lexscope-entry-equiv

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

Theorem: vl-lexscope-entry-equiv-of-vl-lexscope-entry-fix-1-forward

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

Theorem: vl-lexscope-entry-equiv-of-vl-lexscope-entry-fix-2-forward

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