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Vl-patternkey

Vl-patternkey-kind

Get the kind (tag) of a vl-patternkey structure.

Signature
(vl-patternkey-kind x) → kind
Arguments: x — Guard (vl-patternkey-p x).

Definitions and Theorems

Function: vl-patternkey-kind$inline

(defun vl-patternkey-kind$inline (x)
  (declare (xargs :guard (vl-patternkey-p x)))
  (let ((__function__ 'vl-patternkey-kind))
    (declare (ignorable __function__))
    (mbe :logic (cond ((eq (car x) :expr) :expr)
                      ((or (atom x) (eq (car x) :structmem))
                       :structmem)
                      ((eq (car x) :type) :type)
                      (t :default))
         :exec (car x))))

Theorem: vl-patternkey-kind-possibilities

(defthm vl-patternkey-kind-possibilities
  (or (equal (vl-patternkey-kind x) :expr)
      (equal (vl-patternkey-kind x)
             :structmem)
      (equal (vl-patternkey-kind x) :type)
      (equal (vl-patternkey-kind x) :default))
  :rule-classes
  ((:forward-chaining :trigger-terms ((vl-patternkey-kind x)))))