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Duperhs-check

Vl-module-duperhs-check

Look for duplicated rhses in a module, and add warnings about them.

Signature
(vl-module-duperhs-check x) → new-x
Arguments: x — Guard (vl-module-p x).
Returns: new-x — A copy of X, perhaps extended with new warnings.
Type (vl-module-p new-x).

Definitions and Theorems

Function: vl-module-duperhs-check

(defun vl-module-duperhs-check (x)
 (declare (xargs :guard (vl-module-p x)))
 (let ((__function__ 'vl-module-duperhs-check))
   (declare (ignorable __function__))
   (b* (((vl-module x) x)
        (alist (vl-make-duperhs-alist x.assigns))
        (warnings (vl-warnings-for-duperhs-alist alist x.warnings)))
     (change-vl-module x
                       :warnings warnings))))

Theorem: vl-module-p-of-vl-module-duperhs-check

(defthm vl-module-p-of-vl-module-duperhs-check
  (b* ((new-x (vl-module-duperhs-check x)))
    (vl-module-p new-x))
  :rule-classes :rewrite)

Theorem: vl-module-duperhs-check-of-vl-module-fix-x

(defthm vl-module-duperhs-check-of-vl-module-fix-x
  (equal (vl-module-duperhs-check (vl-module-fix x))
         (vl-module-duperhs-check x)))

Theorem: vl-module-duperhs-check-vl-module-equiv-congruence-on-x

(defthm vl-module-duperhs-check-vl-module-equiv-congruence-on-x
  (implies (vl-module-equiv x x-equiv)
           (equal (vl-module-duperhs-check x)
                  (vl-module-duperhs-check x-equiv)))
  :rule-classes :congruence)