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Vl-ifstmt

Vl-ifstmt->falsebranch

Get the falsebranch field from a vl-ifstmt.

Signature
(vl-ifstmt->falsebranch x) → falsebranch
Arguments: x — Guard (vl-stmt-p x).
Returns: falsebranch — Type (vl-stmt-p falsebranch).

This is an ordinary field accessor created by defprod.

Definitions and Theorems

Function: vl-ifstmt->falsebranch$inline

(defun vl-ifstmt->falsebranch$inline (x)
  (declare (xargs :guard (vl-stmt-p x)))
  (declare (xargs :guard (equal (vl-stmt-kind x) :vl-ifstmt)))
  (let ((__function__ 'vl-ifstmt->falsebranch))
    (declare (ignorable __function__))
    (mbe :logic
         (b* ((x (and (equal (vl-stmt-kind x) :vl-ifstmt)
                      x)))
           (vl-stmt-fix (std::prod-car (std::prod-cdr (cdr x)))))
         :exec (std::prod-car (std::prod-cdr (cdr x))))))

Theorem: vl-stmt-p-of-vl-ifstmt->falsebranch

(defthm vl-stmt-p-of-vl-ifstmt->falsebranch
  (b* ((falsebranch (vl-ifstmt->falsebranch$inline x)))
    (vl-stmt-p falsebranch))
  :rule-classes :rewrite)

Theorem: vl-ifstmt->falsebranch$inline-of-vl-stmt-fix-x

(defthm vl-ifstmt->falsebranch$inline-of-vl-stmt-fix-x
  (equal (vl-ifstmt->falsebranch$inline (vl-stmt-fix x))
         (vl-ifstmt->falsebranch$inline x)))

Theorem: vl-ifstmt->falsebranch$inline-vl-stmt-equiv-congruence-on-x

(defthm vl-ifstmt->falsebranch$inline-vl-stmt-equiv-congruence-on-x
  (implies (vl-stmt-equiv x x-equiv)
           (equal (vl-ifstmt->falsebranch$inline x)
                  (vl-ifstmt->falsebranch$inline x-equiv)))
  :rule-classes :congruence)

Theorem: vl-ifstmt->falsebranch-when-wrong-kind

(defthm vl-ifstmt->falsebranch-when-wrong-kind
  (implies (not (equal (vl-stmt-kind x) :vl-ifstmt))
           (equal (vl-ifstmt->falsebranch x)
                  (vl-stmt-fix nil))))