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    • Uint

    Uintp

    Recognizer for uint structures.

    Signature
    (uintp x) → *

    Definitions and Theorems

    Function: uintp

    (defun uintp (x)
      (declare (xargs :guard t))
      (let ((__function__ 'uintp))
        (declare (ignorable __function__))
        (and (consp x)
             (eq (car x) :uint)
             (true-listp (cdr x))
             (eql (len (cdr x)) 2)
             (b* ((size (std::da-nth 0 (cdr x)))
                  (value (std::da-nth 1 (cdr x))))
               (and (bit-size-p size)
                    (natp value)
                    (unsigned-byte-p size value))))))

    Theorem: consp-when-uintp

    (defthm consp-when-uintp
      (implies (uintp x) (consp x))
      :rule-classes :compound-recognizer)