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Vl-scopestack

Vl-scopestack-kind

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

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

Definitions and Theorems

Function: vl-scopestack-kind$inline

(defun vl-scopestack-kind$inline (x)
  (declare (xargs :guard (vl-scopestack-p x)))
  (let ((__function__ 'vl-scopestack-kind))
    (declare (ignorable __function__))
    (cond ((atom x) :null)
          ((eq (car x) :global) :global)
          (t :local))))

Theorem: vl-scopestack-kind-possibilities

(defthm vl-scopestack-kind-possibilities
  (or (equal (vl-scopestack-kind x) :null)
      (equal (vl-scopestack-kind x) :global)
      (equal (vl-scopestack-kind x) :local))
  :rule-classes
  ((:forward-chaining :trigger-terms ((vl-scopestack-kind x)))))