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Iconst-length

Iconst-length-kind

Get the kind (tag) of a iconst-length structure.

Signature
(iconst-length-kind x) → kind
Arguments: x — Guard (iconst-lengthp x).

Definitions and Theorems

Function: iconst-length-kind$inline

(defun iconst-length-kind$inline (x)
  (declare (xargs :guard (iconst-lengthp x)))
  (let ((__function__ 'iconst-length-kind))
    (declare (ignorable __function__))
    (mbe :logic (cond ((or (atom x) (eq (car x) :none)) :none)
                      ((eq (car x) :long) :long)
                      (t :llong))
         :exec (car x))))

Theorem: iconst-length-kind-possibilities

(defthm iconst-length-kind-possibilities
  (or (equal (iconst-length-kind x) :none)
      (equal (iconst-length-kind x) :long)
      (equal (iconst-length-kind x) :llong))
  :rule-classes
  ((:forward-chaining :trigger-terms ((iconst-length-kind x)))))