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Vl-oddinfo

Vl-oddinfo->subexpr

Get the subexpr field from a vl-oddinfo.

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

This is an ordinary field accessor created by defprod.

Definitions and Theorems

Function: vl-oddinfo->subexpr$inline

(defun vl-oddinfo->subexpr$inline (x)
  (declare (xargs :guard (vl-oddinfo-p x)))
  (declare (xargs :guard t))
  (let ((__function__ 'vl-oddinfo->subexpr))
    (declare (ignorable __function__))
    (mbe :logic
         (b* ((x (and t x)))
           (vl-expr-fix (cdr (std::da-nth 1 x))))
         :exec (cdr (std::da-nth 1 x)))))

Theorem: vl-expr-p-of-vl-oddinfo->subexpr

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

Theorem: vl-oddinfo->subexpr$inline-of-vl-oddinfo-fix-x

(defthm vl-oddinfo->subexpr$inline-of-vl-oddinfo-fix-x
  (equal (vl-oddinfo->subexpr$inline (vl-oddinfo-fix x))
         (vl-oddinfo->subexpr$inline x)))

Theorem: vl-oddinfo->subexpr$inline-vl-oddinfo-equiv-congruence-on-x

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