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Frame

Frame->scopes

Get the scopes field from a frame.

Signature
(frame->scopes x) → scopes
Arguments: x — Guard (framep x).
Returns: scopes — Type (scope-listp scopes).

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

Definitions and Theorems

Function: frame->scopes$inline

(defun frame->scopes$inline (x)
  (declare (xargs :guard (framep x)))
  (declare (xargs :guard t))
  (let ((__function__ 'frame->scopes))
    (declare (ignorable __function__))
    (mbe :logic
         (b* ((x (and t x))
              (function (ident-fix (cdr (std::da-nth 0 x))))
              (scopes (scope-list-fix (cdr (std::da-nth 1 x)))))
           (if (consp scopes) scopes (list nil)))
         :exec (cdr (std::da-nth 1 x)))))

Theorem: scope-listp-of-frame->scopes

(defthm scope-listp-of-frame->scopes
  (b* ((scopes (frame->scopes$inline x)))
    (scope-listp scopes))
  :rule-classes :rewrite)

Theorem: frame->scopes$inline-of-frame-fix-x

(defthm frame->scopes$inline-of-frame-fix-x
  (equal (frame->scopes$inline (frame-fix x))
         (frame->scopes$inline x)))

Theorem: frame->scopes$inline-frame-equiv-congruence-on-x

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