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Vl-atom

Vl-atom->guts

Get the guts field from a vl-atom.

Signature
(vl-atom->guts x) → guts
Arguments: x — Guard (vl-expr-p x).
Returns: guts — Type (vl-atomguts-p guts).

This is an ordinary field accessor created by defprod.

Definitions and Theorems

Function: vl-atom->guts$inline

(defun vl-atom->guts$inline (x)
 (declare (xargs :guard (vl-expr-p x)))
 (declare (xargs :guard (equal (vl-expr-kind x) :atom)))
 (let ((__function__ 'vl-atom->guts))
   (declare (ignorable __function__))
   (mbe :logic
        (b* ((x (and (equal (vl-expr-kind x) :atom) x)))
          (vl-atomguts-fix (std::prod-car (std::prod-car (cdr x)))))
        :exec (std::prod-car (std::prod-car (cdr x))))))

Theorem: vl-atomguts-p-of-vl-atom->guts

(defthm vl-atomguts-p-of-vl-atom->guts
  (b* ((guts (vl-atom->guts$inline x)))
    (vl-atomguts-p guts))
  :rule-classes :rewrite)

Theorem: vl-atom->guts$inline-of-vl-expr-fix-x

(defthm vl-atom->guts$inline-of-vl-expr-fix-x
  (equal (vl-atom->guts$inline (vl-expr-fix x))
         (vl-atom->guts$inline x)))

Theorem: vl-atom->guts$inline-vl-expr-equiv-congruence-on-x

(defthm vl-atom->guts$inline-vl-expr-equiv-congruence-on-x
  (implies (vl-expr-equiv x x-equiv)
           (equal (vl-atom->guts$inline x)
                  (vl-atom->guts$inline x-equiv)))
  :rule-classes :congruence)

Theorem: vl-atom->guts-when-wrong-kind

(defthm vl-atom->guts-when-wrong-kind
  (implies (not (equal (vl-expr-kind x) :atom))
           (equal (vl-atom->guts x)
                  (vl-atomguts-fix nil))))