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Spec/qual

Spec/qual-kind

Get the kind (tag) of a spec/qual structure.

Signature
(spec/qual-kind x) → kind
Arguments: x — Guard (spec/qual-p x).

Definitions and Theorems

Function: spec/qual-kind$inline

(defun spec/qual-kind$inline (x)
  (declare (xargs :guard (spec/qual-p x)))
  (mbe :logic (cond ((eq (car x) :typespec) :typespec)
                    ((or (atom x) (eq (car x) :typequal))
                     :typequal)
                    ((eq (car x) :align) :align)
                    (t :attrib))
       :exec (car x)))

Theorem: spec/qual-kind-possibilities

(defthm spec/qual-kind-possibilities
  (or (equal (spec/qual-kind x) :typespec)
      (equal (spec/qual-kind x) :typequal)
      (equal (spec/qual-kind x) :align)
      (equal (spec/qual-kind x) :attrib))
  :rule-classes
  ((:forward-chaining :trigger-terms ((spec/qual-kind x)))))