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Vl-rhsexpr

Vl-rhsexpr->guts

Get the guts field from a vl-rhsexpr.

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

This is an ordinary field accessor created by defprod.

Definitions and Theorems

Function: vl-rhsexpr->guts$inline

(defun vl-rhsexpr->guts$inline (x)
  (declare (xargs :guard (vl-rhs-p x)))
  (declare (xargs :guard (equal (vl-rhs-kind x) :vl-rhsexpr)))
  (let ((__function__ 'vl-rhsexpr->guts))
    (declare (ignorable __function__))
    (mbe :logic
         (b* ((x (and (equal (vl-rhs-kind x) :vl-rhsexpr)
                      x)))
           (vl-expr-fix (std::da-nth 0 (cdr x))))
         :exec (std::da-nth 0 (cdr x)))))

Theorem: vl-expr-p-of-vl-rhsexpr->guts

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

Theorem: vl-rhsexpr->guts$inline-of-vl-rhs-fix-x

(defthm vl-rhsexpr->guts$inline-of-vl-rhs-fix-x
  (equal (vl-rhsexpr->guts$inline (vl-rhs-fix x))
         (vl-rhsexpr->guts$inline x)))

Theorem: vl-rhsexpr->guts$inline-vl-rhs-equiv-congruence-on-x

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

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

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