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Vl-scope-find-portdecl

Look up a plain identifier to find a portdecl in a scope.

Signature

(vl-scope-find-portdecl name scope) → portdecl

Arguments

name — Guard (stringp name).

scope — Guard (vl-scope-p scope).

Returns

portdecl — Type (iff (vl-portdecl-p portdecl) portdecl).

Definitions and Theorems

Function: vl-scope-find-portdecl

(defun vl-scope-find-portdecl (name scope)
 (declare (xargs :guard (and (stringp name)
                             (vl-scope-p scope))))
 (let ((__function__ 'vl-scope-find-portdecl))
  (declare (ignorable __function__))
  (b* ((scope (vl-scope-fix scope)))
   (case
       (tag scope)
       (:vl-interface (vl-interface-scope-find-portdecl name scope))
       (:vl-module (vl-module-scope-find-portdecl name scope))
       (:vl-genblob (vl-genblob-scope-find-portdecl name scope))
       (otherwise nil)))))

Theorem: return-type-of-vl-scope-find-portdecl

(defthm return-type-of-vl-scope-find-portdecl
  (b* ((portdecl (vl-scope-find-portdecl name scope)))
    (iff (vl-portdecl-p portdecl) portdecl))
  :rule-classes :rewrite)

Theorem: vl-scope-find-portdecl-of-str-fix-name

(defthm vl-scope-find-portdecl-of-str-fix-name
  (equal (vl-scope-find-portdecl (str-fix name)
                                 scope)
         (vl-scope-find-portdecl name scope)))

Theorem: vl-scope-find-portdecl-streqv-congruence-on-name

(defthm vl-scope-find-portdecl-streqv-congruence-on-name
  (implies (streqv name name-equiv)
           (equal (vl-scope-find-portdecl name scope)
                  (vl-scope-find-portdecl name-equiv scope)))
  :rule-classes :congruence)

Theorem: vl-scope-find-portdecl-of-vl-scope-fix-scope

(defthm vl-scope-find-portdecl-of-vl-scope-fix-scope
  (equal (vl-scope-find-portdecl name (vl-scope-fix scope))
         (vl-scope-find-portdecl name scope)))

Theorem: vl-scope-find-portdecl-vl-scope-equiv-congruence-on-scope

(defthm vl-scope-find-portdecl-vl-scope-equiv-congruence-on-scope
  (implies (vl-scope-equiv scope scope-equiv)
           (equal (vl-scope-find-portdecl name scope)
                  (vl-scope-find-portdecl name scope-equiv)))
  :rule-classes :congruence)