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Run-snippet-info

Run-snippet-info->step-count

Get the step-count field from a run-snippet-info.

Signature
(run-snippet-info->step-count x) → step-count
Arguments: x — Guard (run-snippet-info-p x).
Returns: step-count — Type (natp step-count).

This is an ordinary field accessor created by defprod.

Definitions and Theorems

Function: run-snippet-info->step-count$inline

(defun run-snippet-info->step-count$inline (x)
  (declare (xargs :guard (run-snippet-info-p x)))
  (declare (xargs :guard t))
  (let ((__function__ 'run-snippet-info->step-count))
    (declare (ignorable __function__))
    (mbe :logic
         (b* ((x (and t x)))
           (nfix (cdr (std::da-nth 4 x))))
         :exec (cdr (std::da-nth 4 x)))))

Theorem: natp-of-run-snippet-info->step-count

(defthm natp-of-run-snippet-info->step-count
  (b* ((step-count (run-snippet-info->step-count$inline x)))
    (natp step-count))
  :rule-classes :type-prescription)

Theorem: run-snippet-info->step-count$inline-of-run-snippet-info-fix-x

(defthm
      run-snippet-info->step-count$inline-of-run-snippet-info-fix-x
 (equal
      (run-snippet-info->step-count$inline (run-snippet-info-fix x))
      (run-snippet-info->step-count$inline x)))

Theorem: run-snippet-info->step-count$inline-run-snippet-info-equiv-congruence-on-x

(defthm
 run-snippet-info->step-count$inline-run-snippet-info-equiv-congruence-on-x
 (implies (run-snippet-info-equiv x x-equiv)
          (equal (run-snippet-info->step-count$inline x)
                 (run-snippet-info->step-count$inline x-equiv)))
 :rule-classes :congruence)