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Memory64p

Recognizer for memory64.

Function: memory64p

(defun memory64p (x)
  (declare (xargs :guard t))
  (and (ubyte8-listp x)
       (equal (len x) 18446744073709551616)))

Theorem: booleanp-of-memory64p

(defthm booleanp-of-memory64p
  (booleanp (memory64p x)))

Theorem: ubyte8-listp-when-memory64p-rewrite

(defthm ubyte8-listp-when-memory64p-rewrite
  (implies (memory64p x)
           (ubyte8-listp x)))

Theorem: ubyte8-listp-when-memory64p-forward

(defthm ubyte8-listp-when-memory64p-forward
  (implies (memory64p x) (ubyte8-listp x))
  :rule-classes :forward-chaining)

Theorem: len-when-memory64p-tau

(defthm len-when-memory64p-tau
  (implies (memory64p x)
           (equal (len x) 18446744073709551616))
  :rule-classes :tau-system)