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Vl-sysfunexpr-p

Recognize atomic expressions that are system function names.

Signature

(vl-sysfunexpr-p x) → bool

Arguments

x — Guard (vl-expr-p x).

Definitions and Theorems

Function: vl-sysfunexpr-p$inline

(defun vl-sysfunexpr-p$inline (x)
  (declare (xargs :guard (vl-expr-p x)))
  (let ((__function__ 'vl-sysfunexpr-p))
    (declare (ignorable __function__))
    (and (vl-fast-atom-p x)
         (vl-fast-sysfunname-p (vl-atom->guts x)))))

Theorem: vl-sysfunexpr-p$inline-of-vl-expr-fix-x

(defthm vl-sysfunexpr-p$inline-of-vl-expr-fix-x
  (equal (vl-sysfunexpr-p$inline (vl-expr-fix x))
         (vl-sysfunexpr-p$inline x)))

Theorem: vl-sysfunexpr-p$inline-vl-expr-equiv-congruence-on-x

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