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Flatnorm-res

Flatnorm-res-p

Recognizer for flatnorm-res structures.

Signature
(flatnorm-res-p x) → *

Definitions and Theorems

Function: flatnorm-res-p

(defun flatnorm-res-p (x)
 (declare (xargs :guard t))
 (let ((__function__ 'flatnorm-res-p))
  (declare (ignorable __function__))
  (and
   (mbe
      :logic (and (alistp x)
                  (equal (strip-cars x)
                         '(assigns delays constraints)))
      :exec (fty::alist-with-carsp x '(assigns delays constraints)))
   (b* ((assigns (cdr (std::da-nth 0 x)))
        (delays (cdr (std::da-nth 1 x)))
        (constraints (cdr (std::da-nth 2 x))))
     (and (svex-alist-p assigns)
          (svex-alist-p delays)
          (constraintlist-p constraints))))))

Theorem: consp-when-flatnorm-res-p

(defthm consp-when-flatnorm-res-p
  (implies (flatnorm-res-p x) (consp x))
  :rule-classes :compound-recognizer)