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Vl-operandinfo

Vl-operandinfo->part

Get the part field from a vl-operandinfo.

Signature
(vl-operandinfo->part x) → part
Arguments: x — Guard (vl-operandinfo-p x).
Returns: part — Type (vl-partselect-p part).

This is an ordinary field accessor created by defprod.

Definitions and Theorems

Function: vl-operandinfo->part$inline

(defun vl-operandinfo->part$inline (x)
 (declare (xargs :guard (vl-operandinfo-p x)))
 (declare (xargs :guard t))
 (let ((__function__ 'vl-operandinfo->part))
  (declare (ignorable __function__))
  (mbe
    :logic
    (b* ((x (and t x)))
      (vl-partselect-fix
           (std::prod-car
                (std::prod-cdr (std::prod-cdr (std::prod-cdr x))))))
    :exec (std::prod-car
               (std::prod-cdr (std::prod-cdr (std::prod-cdr x)))))))

Theorem: vl-partselect-p-of-vl-operandinfo->part

(defthm vl-partselect-p-of-vl-operandinfo->part
  (b* ((part (vl-operandinfo->part$inline x)))
    (vl-partselect-p part))
  :rule-classes :rewrite)

Theorem: vl-operandinfo->part$inline-of-vl-operandinfo-fix-x

(defthm vl-operandinfo->part$inline-of-vl-operandinfo-fix-x
  (equal (vl-operandinfo->part$inline (vl-operandinfo-fix x))
         (vl-operandinfo->part$inline x)))

Theorem: vl-operandinfo->part$inline-vl-operandinfo-equiv-congruence-on-x

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