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Verilog-printing

Vl-blocktype-startstring

Signature
(vl-blocktype-startstring x) → str
Arguments: x — Guard (vl-blocktype-p x).
Returns: str — Type (stringp str).

Definitions and Theorems

Function: vl-blocktype-startstring

(defun vl-blocktype-startstring (x)
  (declare (xargs :guard (vl-blocktype-p x)))
  (let ((__function__ 'vl-blocktype-startstring))
    (declare (ignorable __function__))
    (case (vl-blocktype-fix x)
          (:vl-beginend "begin")
          (:vl-forkjoin "fork")
          (:vl-forkjoinany "fork")
          (:vl-forkjoinnone "fork")
          (otherwise (or (impossible) "")))))

Theorem: stringp-of-vl-blocktype-startstring

(defthm stringp-of-vl-blocktype-startstring
  (b* ((str (vl-blocktype-startstring x)))
    (stringp str))
  :rule-classes :type-prescription)

Theorem: vl-blocktype-startstring-of-vl-blocktype-fix-x

(defthm vl-blocktype-startstring-of-vl-blocktype-fix-x
  (equal (vl-blocktype-startstring (vl-blocktype-fix x))
         (vl-blocktype-startstring x)))

Theorem: vl-blocktype-startstring-vl-blocktype-equiv-congruence-on-x

(defthm vl-blocktype-startstring-vl-blocktype-equiv-congruence-on-x
  (implies (vl-blocktype-equiv x x-equiv)
           (equal (vl-blocktype-startstring x)
                  (vl-blocktype-startstring x-equiv)))
  :rule-classes :congruence)