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Vl-paramvalue-expr

Vl-paramvalue-expr->expr

Get the expr field from a vl-paramvalue-expr.

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

This is an ordinary field accessor created by defprod.

Definitions and Theorems

Function: vl-paramvalue-expr->expr$inline

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

Theorem: vl-expr-p-of-vl-paramvalue-expr->expr

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

Theorem: vl-paramvalue-expr->expr$inline-of-vl-paramvalue-fix-x

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

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

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

Theorem: vl-paramvalue-expr->expr-when-wrong-kind

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