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Svjumpstate

Svjumpstate-p

Recognizer for svjumpstate structures.

Signature
(svjumpstate-p x) → *

Definitions and Theorems

Function: svjumpstate-p

(defun svjumpstate-p (x)
 (declare (xargs :guard t))
 (let ((__function__ 'svjumpstate-p))
  (declare (ignorable __function__))
  (and
    (mbe :logic
         (and (alistp x)
              (equal (strip-cars x)
                     '(constraints breakcond breakst continuecond
                                   continuest returncond returnst)))
         :exec (fty::alist-with-carsp
                    x
                    '(constraints breakcond breakst continuecond
                                  continuest returncond returnst)))
    (b* ((constraints (cdr (std::da-nth 0 x)))
         (breakcond (cdr (std::da-nth 1 x)))
         (breakst (cdr (std::da-nth 2 x)))
         (continuecond (cdr (std::da-nth 3 x)))
         (continuest (cdr (std::da-nth 4 x)))
         (returncond (cdr (std::da-nth 5 x)))
         (returnst (cdr (std::da-nth 6 x))))
      (and (constraintlist-p constraints)
           (svex-p breakcond)
           (svstate-p breakst)
           (svex-p continuecond)
           (svstate-p continuest)
           (svex-p returncond)
           (svstate-p returnst))))))

Theorem: consp-when-svjumpstate-p

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