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Scopestack

Vl-scopestack-toplevel-p

Does this scopestack refer to the top level of the design?

Signature
(vl-scopestack-toplevel-p ss) → *
Arguments: ss — Guard (vl-scopestack-p ss).

Definitions and Theorems

Function: vl-scopestack-toplevel-p

(defun vl-scopestack-toplevel-p (ss)
  (declare (xargs :guard (vl-scopestack-p ss)))
  (let ((__function__ 'vl-scopestack-toplevel-p))
    (declare (ignorable __function__))
    (vl-scopestack-case ss
                        :global t
                        :local nil
                        :null t)))

Theorem: vl-scopestack-toplevel-p-of-vl-scopestack-fix-ss

(defthm vl-scopestack-toplevel-p-of-vl-scopestack-fix-ss
  (equal (vl-scopestack-toplevel-p (vl-scopestack-fix ss))
         (vl-scopestack-toplevel-p ss)))

Theorem: vl-scopestack-toplevel-p-vl-scopestack-equiv-congruence-on-ss

(defthm
      vl-scopestack-toplevel-p-vl-scopestack-equiv-congruence-on-ss
  (implies (vl-scopestack-equiv ss ss-equiv)
           (equal (vl-scopestack-toplevel-p ss)
                  (vl-scopestack-toplevel-p ss-equiv)))
  :rule-classes :congruence)