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Vl-modport-portcheck

Signature

(vl-modport-portcheck x oknames warnings) → new-warnings

Arguments

x — Guard (vl-modport-p x).

oknames — Names of local wires, etc., that are OK in modport expressions.
    Guard (string-listp oknames).

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

Returns

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

Definitions and Theorems

Function: vl-modport-portcheck

(defun vl-modport-portcheck (x oknames warnings)
 (declare (xargs :guard (and (vl-modport-p x)
                             (string-listp oknames)
                             (vl-warninglist-p warnings))))
 (declare (xargs :guard (setp oknames)))
 (let ((__function__ 'vl-modport-portcheck))
   (declare (ignorable __function__))
   (b*
    ((oknames (string-list-fix oknames))
     ((vl-modport x) (vl-modport-fix x))
     (external-names (vl-modport-portlist->names x.ports))
     (dupes (duplicated-members external-names))
     ((when dupes)
      (fatal :type :vl-bad-modport
             :msg "~a0: Duplicated modport port names: ~&1."
             :args (list x dupes)))
     ((mv warnings internalnames)
      (vl-modport-portlist-check-wellformed x.ports x warnings nil))
     (internalnames (mergesort internalnames))
     (badnames (difference internalnames oknames))
     ((when badnames)
      (fatal :type :vl-bad-modport
             :msg "~a0: Modport refers to unknown name~s1: ~&2."
             :args (list x (if (vl-plural-p badnames) "s" "")
                         badnames))))
    (ok))))

Theorem: vl-warninglist-p-of-vl-modport-portcheck

(defthm vl-warninglist-p-of-vl-modport-portcheck
  (b* ((new-warnings (vl-modport-portcheck x oknames warnings)))
    (vl-warninglist-p new-warnings))
  :rule-classes :rewrite)

Theorem: vl-modport-portcheck-of-vl-modport-fix-x

(defthm vl-modport-portcheck-of-vl-modport-fix-x
  (equal (vl-modport-portcheck (vl-modport-fix x)
                               oknames warnings)
         (vl-modport-portcheck x oknames warnings)))

Theorem: vl-modport-portcheck-vl-modport-equiv-congruence-on-x

(defthm vl-modport-portcheck-vl-modport-equiv-congruence-on-x
  (implies (vl-modport-equiv x x-equiv)
           (equal (vl-modport-portcheck x oknames warnings)
                  (vl-modport-portcheck x-equiv oknames warnings)))
  :rule-classes :congruence)

Theorem: vl-modport-portcheck-of-string-list-fix-oknames

(defthm vl-modport-portcheck-of-string-list-fix-oknames
  (equal (vl-modport-portcheck x (string-list-fix oknames)
                               warnings)
         (vl-modport-portcheck x oknames warnings)))

Theorem: vl-modport-portcheck-string-list-equiv-congruence-on-oknames

(defthm vl-modport-portcheck-string-list-equiv-congruence-on-oknames
  (implies (str::string-list-equiv oknames oknames-equiv)
           (equal (vl-modport-portcheck x oknames warnings)
                  (vl-modport-portcheck x oknames-equiv warnings)))
  :rule-classes :congruence)

Theorem: vl-modport-portcheck-of-vl-warninglist-fix-warnings

(defthm vl-modport-portcheck-of-vl-warninglist-fix-warnings
 (equal
      (vl-modport-portcheck x oknames (vl-warninglist-fix warnings))
      (vl-modport-portcheck x oknames warnings)))

Theorem: vl-modport-portcheck-vl-warninglist-equiv-congruence-on-warnings

(defthm
   vl-modport-portcheck-vl-warninglist-equiv-congruence-on-warnings
  (implies (vl-warninglist-equiv warnings warnings-equiv)
           (equal (vl-modport-portcheck x oknames warnings)
                  (vl-modport-portcheck x oknames warnings-equiv)))
  :rule-classes :congruence)