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Expr-sort

Expr-sort-kind

Get the kind (tag) of a expr-sort structure.

Signature
(expr-sort-kind x) → kind
Arguments: x — Guard (expr-sortp x).

Definitions and Theorems

Function: expr-sort-kind$inline

(defun expr-sort-kind$inline (x)
  (declare (xargs :guard (expr-sortp x)))
  (let ((__function__ 'expr-sort-kind))
    (declare (ignorable __function__))
    (mbe :logic (cond ((or (atom x) (eq (car x) :constant))
                       :constant)
                      ((eq (car x) :nonconst) :nonconst)
                      (t :location))
         :exec (car x))))

Theorem: expr-sort-kind-possibilities

(defthm expr-sort-kind-possibilities
  (or (equal (expr-sort-kind x) :constant)
      (equal (expr-sort-kind x) :nonconst)
      (equal (expr-sort-kind x) :location))
  :rule-classes
  ((:forward-chaining :trigger-terms ((expr-sort-kind x)))))