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• Abstract-hids

Vl-hidname-p

Recognizes simple name expression: either a hidpiece or an id.

Signature

(vl-hidname-p x) → bool

Arguments

x — Guard (vl-expr-p x).

Definitions and Theorems

Function: vl-hidname-p

(defun vl-hidname-p (x)
  (declare (xargs :guard (vl-expr-p x)))
  (let ((__function__ 'vl-hidname-p))
    (declare (ignorable __function__))
    (and (vl-atom-p x)
         (b* (((vl-atom x) x))
           (or (vl-fast-hidpiece-p x.guts)
               (vl-fast-id-p x.guts))))))

Theorem: vl-hidname-p-when-vl-idexpr-p

(defthm vl-hidname-p-when-vl-idexpr-p
  (implies (vl-idexpr-p x)
           (vl-hidname-p x)))

Theorem: vl-hidname-p-when-vl-atom

(defthm vl-hidname-p-when-vl-atom
  (implies (and (vl-atom-p x)
                (or (vl-hidpiece-p (vl-atom->guts x))
                    (vl-id-p (vl-atom->guts x))))
           (vl-hidname-p x)))

Theorem: vl-hidname-p-of-vl-expr-fix-x

(defthm vl-hidname-p-of-vl-expr-fix-x
  (equal (vl-hidname-p (vl-expr-fix x))
         (vl-hidname-p x)))

Theorem: vl-hidname-p-vl-expr-equiv-congruence-on-x

(defthm vl-hidname-p-vl-expr-equiv-congruence-on-x
  (implies (vl-expr-equiv x x-equiv)
           (equal (vl-hidname-p x)
                  (vl-hidname-p x-equiv)))
  :rule-classes :congruence)