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Vl-weirdint

Vl-weirdint->bits

Get the bits field from a vl-weirdint.

Signature
(vl-weirdint->bits x) → bits
Arguments: x — Guard (vl-weirdint-p x).
Returns: bits — Type (vl-bitlist-p bits).

This is an ordinary field accessor created by defprod.

Definitions and Theorems

Function: vl-weirdint->bits$inline

(defun vl-weirdint->bits$inline (x)
 (declare (xargs :guard (vl-weirdint-p x)))
 (declare (xargs :guard t))
 (let ((__function__ 'vl-weirdint->bits))
  (declare (ignorable __function__))
  (mbe
   :logic
   (b*
    ((x (and t x))
     (origwidth (pos-fix (std::prod-car (std::prod-car (cdr x)))))
     (bits (vl-bitlist-fix (std::prod-cdr (std::prod-car (cdr x)))))
     (origtype
          (vl-exprtype-fix (std::prod-car (std::prod-cdr (cdr x)))))
     (wasunsized
          (acl2::bool-fix (std::prod-cdr (std::prod-cdr (cdr x))))))
    (vl-nbits-fix origwidth bits))
   :exec (std::prod-cdr (std::prod-car (cdr x))))))

Theorem: vl-bitlist-p-of-vl-weirdint->bits

(defthm vl-bitlist-p-of-vl-weirdint->bits
  (b* ((bits (vl-weirdint->bits$inline x)))
    (vl-bitlist-p bits))
  :rule-classes :rewrite)

Theorem: vl-weirdint->bits$inline-of-vl-weirdint-fix-x

(defthm vl-weirdint->bits$inline-of-vl-weirdint-fix-x
  (equal (vl-weirdint->bits$inline (vl-weirdint-fix x))
         (vl-weirdint->bits$inline x)))

Theorem: vl-weirdint->bits$inline-vl-weirdint-equiv-congruence-on-x

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