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Vl-vardecl-is-really-interfaceport

Signature

(vl-vardecl-is-really-interfaceport x ss) 
  → 
(mv warnings ifport)

Arguments

x — Guard (vl-vardecl-p x).

ss — Guard (vl-scopestack-p ss).

Returns

warnings — Type (vl-warninglist-p warnings).

ifport — Type (iff (vl-interfaceport-p ifport) ifport).

Definitions and Theorems

Function: vl-vardecl-is-really-interfaceport

(defun vl-vardecl-is-really-interfaceport (x ss)
 (declare (xargs :guard (and (vl-vardecl-p x)
                             (vl-scopestack-p ss))))
 (let ((__function__ 'vl-vardecl-is-really-interfaceport))
  (declare (ignorable __function__))
  (b*
   (((vl-vardecl x) (vl-vardecl-fix x))
    (warnings nil)
    ((when (or x.varp x.nettype
               (not (vl-datatype-case x.type :vl-usertype))
               (not (vl-idscope-p (vl-usertype->name x.type)))
               (consp (vl-datatype->pdims x.type))))
     (mv warnings nil))
    (typename (vl-idscope->name (vl-usertype->name x.type)))
    ((wmv warnings is-interface is-type
          :ctx x)
     (vl-name-is-interface-or-type typename ss))
    (warnings
     (if
      (iff is-interface is-type)
      (fatal
       :type :vl-ambiguous-declaration :msg
       "~a0: Ambiguous whether this is a variable or ~
                                 interfaceport declaration, because ~a1 is ~
                                 ~s2 an interface ~s3 a type name."
       :args
       (if is-interface (list x typename "both" "and")
         (list x typename "neither" "nor")))
      warnings)))
   (mv
      warnings
      (and is-interface
           (make-vl-interfaceport :name x.name
                                  :ifname typename
                                  :modport nil
                                  :udims (vl-datatype->udims x.type)
                                  :loc x.loc))))))

Theorem: vl-warninglist-p-of-vl-vardecl-is-really-interfaceport.warnings

(defthm
    vl-warninglist-p-of-vl-vardecl-is-really-interfaceport.warnings
  (b* (((mv ?warnings ?ifport)
        (vl-vardecl-is-really-interfaceport x ss)))
    (vl-warninglist-p warnings))
  :rule-classes :rewrite)

Theorem: return-type-of-vl-vardecl-is-really-interfaceport.ifport

(defthm return-type-of-vl-vardecl-is-really-interfaceport.ifport
  (b* (((mv ?warnings ?ifport)
        (vl-vardecl-is-really-interfaceport x ss)))
    (iff (vl-interfaceport-p ifport)
         ifport))
  :rule-classes :rewrite)

Theorem: vl-vardecl-is-really-interfaceport-of-vl-vardecl-fix-x

(defthm vl-vardecl-is-really-interfaceport-of-vl-vardecl-fix-x
  (equal (vl-vardecl-is-really-interfaceport (vl-vardecl-fix x)
                                             ss)
         (vl-vardecl-is-really-interfaceport x ss)))

Theorem: vl-vardecl-is-really-interfaceport-vl-vardecl-equiv-congruence-on-x

(defthm
 vl-vardecl-is-really-interfaceport-vl-vardecl-equiv-congruence-on-x
 (implies (vl-vardecl-equiv x x-equiv)
          (equal (vl-vardecl-is-really-interfaceport x ss)
                 (vl-vardecl-is-really-interfaceport x-equiv ss)))
 :rule-classes :congruence)

Theorem: vl-vardecl-is-really-interfaceport-of-vl-scopestack-fix-ss

(defthm vl-vardecl-is-really-interfaceport-of-vl-scopestack-fix-ss
  (equal
       (vl-vardecl-is-really-interfaceport x (vl-scopestack-fix ss))
       (vl-vardecl-is-really-interfaceport x ss)))

Theorem: vl-vardecl-is-really-interfaceport-vl-scopestack-equiv-congruence-on-ss

(defthm
 vl-vardecl-is-really-interfaceport-vl-scopestack-equiv-congruence-on-ss
 (implies (vl-scopestack-equiv ss ss-equiv)
          (equal (vl-vardecl-is-really-interfaceport x ss)
                 (vl-vardecl-is-really-interfaceport x ss-equiv)))
 :rule-classes :congruence)