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Expr-tools

Vl-streamexpr->subexprs

Signature
(vl-streamexpr->subexprs x) → subexprs
Arguments: x — Guard (vl-streamexpr-p x).
Returns: subexprs — Type (vl-exprlist-p subexprs).

Definitions and Theorems

Function: vl-streamexpr->subexprs

(defun vl-streamexpr->subexprs (x)
  (declare (xargs :guard (vl-streamexpr-p x)))
  (let ((__function__ 'vl-streamexpr->subexprs))
    (declare (ignorable __function__))
    (b* (((vl-streamexpr x)))
      (cons x.expr
            (vl-arrayrange->subexprs x.part)))))

Theorem: vl-exprlist-p-of-vl-streamexpr->subexprs

(defthm vl-exprlist-p-of-vl-streamexpr->subexprs
  (b* ((subexprs (vl-streamexpr->subexprs x)))
    (vl-exprlist-p subexprs))
  :rule-classes :rewrite)

Theorem: vl-exprlist-count-of-vl-streamexpr->subexprs

(defthm vl-exprlist-count-of-vl-streamexpr->subexprs
  (b* ((?subexprs (vl-streamexpr->subexprs x)))
    (< (vl-exprlist-count subexprs)
       (vl-streamexpr-count x)))
  :rule-classes :linear)

Theorem: vl-streamexpr->subexprs-of-vl-streamexpr-fix-x

(defthm vl-streamexpr->subexprs-of-vl-streamexpr-fix-x
  (equal (vl-streamexpr->subexprs (vl-streamexpr-fix x))
         (vl-streamexpr->subexprs x)))

Theorem: vl-streamexpr->subexprs-vl-streamexpr-equiv-congruence-on-x

(defthm vl-streamexpr->subexprs-vl-streamexpr-equiv-congruence-on-x
  (implies (vl-streamexpr-equiv x x-equiv)
           (equal (vl-streamexpr->subexprs x)
                  (vl-streamexpr->subexprs x-equiv)))
  :rule-classes :congruence)