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Mode

Mode-kind

Get the kind (tag) of a mode structure.

Signature
(mode-kind x) → kind
Arguments: x — Guard (modep x).

Definitions and Theorems

Function: mode-kind$inline

(defun mode-kind$inline (x)
  (declare (xargs :guard (modep x)))
  (let ((__function__ 'mode-kind))
    (declare (ignorable __function__))
    (mbe :logic (cond ((or (atom x) (eq (car x) :regular))
                       :regular)
                      ((eq (car x) :break) :break)
                      ((eq (car x) :continue) :continue)
                      (t :leave))
         :exec (car x))))

Theorem: mode-kind-possibilities

(defthm mode-kind-possibilities
 (or (equal (mode-kind x) :regular)
     (equal (mode-kind x) :break)
     (equal (mode-kind x) :continue)
     (equal (mode-kind x) :leave))
 :rule-classes ((:forward-chaining :trigger-terms ((mode-kind x)))))