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Eoutcome

Eoutcome->cstate

Get the cstate field from a eoutcome.

Signature
(eoutcome->cstate x) → cstate
Arguments: x — Guard (eoutcomep x).
Returns: cstate — Type (cstatep cstate).

This is an ordinary field accessor created by fty::defprod.

Definitions and Theorems

Function: eoutcome->cstate$inline

(defun eoutcome->cstate$inline (x)
  (declare (xargs :guard (eoutcomep x)))
  (declare (xargs :guard t))
  (let ((__function__ 'eoutcome->cstate))
    (declare (ignorable __function__))
    (mbe :logic
         (b* ((x (and t x)))
           (cstate-fix (cdr (std::da-nth 0 (cdr x)))))
         :exec (cdr (std::da-nth 0 (cdr x))))))

Theorem: cstatep-of-eoutcome->cstate

(defthm cstatep-of-eoutcome->cstate
  (b* ((cstate (eoutcome->cstate$inline x)))
    (cstatep cstate))
  :rule-classes :rewrite)

Theorem: eoutcome->cstate$inline-of-eoutcome-fix-x

(defthm eoutcome->cstate$inline-of-eoutcome-fix-x
  (equal (eoutcome->cstate$inline (eoutcome-fix x))
         (eoutcome->cstate$inline x)))

Theorem: eoutcome->cstate$inline-eoutcome-equiv-congruence-on-x

(defthm eoutcome->cstate$inline-eoutcome-equiv-congruence-on-x
  (implies (eoutcome-equiv x x-equiv)
           (equal (eoutcome->cstate$inline x)
                  (eoutcome->cstate$inline x-equiv)))
  :rule-classes :congruence)