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Representation-of-integer-conversions

Ullong-from-uint

Convert from type unsigned int to type unsigned long long.

Signature
(ullong-from-uint x) → result
Arguments: x — Guard (uintp x).
Returns: result — Type (ullongp result).

Definitions and Theorems

Function: ullong-from-uint

(defun ullong-from-uint (x)
  (declare (xargs :guard (uintp x)))
  (let ((__function__ 'ullong-from-uint))
    (declare (ignorable __function__))
    (ullong-from-integer-mod (integer-from-uint x))))

Theorem: ullongp-of-ullong-from-uint

(defthm ullongp-of-ullong-from-uint
  (b* ((result (ullong-from-uint x)))
    (ullongp result))
  :rule-classes :rewrite)

Theorem: ullong-from-uint-of-uint-fix-x

(defthm ullong-from-uint-of-uint-fix-x
  (equal (ullong-from-uint (uint-fix x))
         (ullong-from-uint x)))

Theorem: ullong-from-uint-uint-equiv-congruence-on-x

(defthm ullong-from-uint-uint-equiv-congruence-on-x
  (implies (uint-equiv x x-equiv)
           (equal (ullong-from-uint x)
                  (ullong-from-uint x-equiv)))
  :rule-classes :congruence)