(declare (usual-integrations))

(define-syntax time
  (syntax-rules ()
    ((_ expr)
     (with-timings
      (lambda () expr)
      (lambda (run-time gc-time real-time)
        (display "cpu: ")
        (display run-time)
        (display " real: ")
        (display real-time)
        (display " gc: ")
        (display gc-time)
        (newline))))))

(define-integrable (bitwise-and a b)
  (if (and (fix:fixnum? a)
           (fix:fixnum? b))
      (fix:and a b)
      0))
(define-integrable (bitwise-ior a b)
  (if (and (fix:fixnum? a)
           (fix:fixnum? b))
      (fix:or a b)
      0))
(define-integrable (bitwise-not a)
  (if (fix:fixnum? a)
      (fix:not a)
      0))