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• Vl-select

Vl-select-kind

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

Signature

(vl-select-kind x) → kind

Arguments

x — Guard (vl-select-p x).

Definitions and Theorems

Function: vl-select-kind$inline

(defun vl-select-kind$inline (x)
  (declare (xargs :guard (vl-select-p x)))
  (let ((__function__ 'vl-select-kind))
    (declare (ignorable __function__))
    (mbe :logic (cond ((or (atom x) (eq (car x) :field))
                       :field)
                      (t :index))
         :exec (car x))))

Theorem: vl-select-kind-possibilities

(defthm vl-select-kind-possibilities
  (or (equal (vl-select-kind x) :field)
      (equal (vl-select-kind x) :index))
  :rule-classes
  ((:forward-chaining :trigger-terms ((vl-select-kind x)))))