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Vl-partselect

Vl-partselect-kind

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

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

Definitions and Theorems

Function: vl-partselect-kind$inline

(defun vl-partselect-kind$inline (x)
  (declare (xargs :guard (vl-partselect-p x)))
  (let ((__function__ 'vl-partselect-kind))
    (declare (ignorable __function__))
    (cond ((atom x) :none)
          ((eq (car x) :vl-range) :range)
          (t :plusminus))))

Theorem: vl-partselect-kind-possibilities

(defthm vl-partselect-kind-possibilities
  (or (equal (vl-partselect-kind x) :none)
      (equal (vl-partselect-kind x) :range)
      (equal (vl-partselect-kind x)
             :plusminus))
  :rule-classes
  ((:forward-chaining :trigger-terms ((vl-partselect-kind x)))))