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Vl-expr->subexprs

Signature

(vl-expr->subexprs x) → subexprs

Arguments

x — Guard (vl-expr-p x).

Returns

subexprs — Type (vl-exprlist-p subexprs).

Definitions and Theorems

Function: vl-expr->subexprs

(defun vl-expr->subexprs (x)
 (declare (xargs :guard (vl-expr-p x)))
 (let ((__function__ 'vl-expr->subexprs))
  (declare (ignorable __function__))
  (vl-expr-case
   x
   :vl-special nil
   :vl-literal nil
   :vl-index (append-without-guard (vl-scopeexpr->subexprs x.scope)
                                   x.indices
                                   (vl-partselect->subexprs x.part))
   :vl-unary (list x.arg)
   :vl-binary (list x.left x.right)
   :vl-qmark (list x.test x.then x.else)
   :vl-mintypmax (list x.min x.typ x.max)
   :vl-concat x.parts
   :vl-multiconcat (cons x.reps x.parts)
   :vl-bitselect-expr (list x.subexp x.index)
   :vl-partselect-expr (cons x.subexp
                             (vl-partselect->subexprs x.part))
   :vl-stream (append (vl-slicesize->subexprs x.size)
                      (vl-streamexprlist->subexprs x.parts))
   :vl-call (append (vl-scopeexpr->subexprs x.name)
                    (vl-maybe-exprlist->subexprs x.plainargs)
                    (vl-call-namedargs->subexprs x.namedargs))
   :vl-cast (vl-casttype-case x.to
                              :size (list x.to.size x.expr)
                              :otherwise (list x.expr))
   :vl-inside (cons x.elem
                    (vl-valuerangelist->subexprs x.set))
   :vl-tagged (and x.expr (list x.expr))
   :vl-pattern (vl-assignpat->subexprs x.pat)
   :vl-eventexpr (vl-evatomlist->subexprs x.atoms))))

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

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

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

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

Theorem: vl-expr->subexprs-of-vl-expr-update-atts

(defthm vl-expr->subexprs-of-vl-expr-update-atts
  (equal (vl-expr->subexprs (vl-expr-update-atts x atts))
         (vl-expr->subexprs x)))

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

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

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

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