func.return %0 : tensor<?x?xf32>
  // CHECK: %[[QUANT:.*]] = "tf.QuantizeAndDequantizeV4"(%arg0, %arg1, %arg2) <{axis = -1 : i64, narrow_range = false, num_bits = 8 : i64, range_given = false, round_mode = "HALF_TO_EVEN", signed_input = true}> {device = "/job:localhost/replica:0/task:0/device:GPU:0"} : (tensor<?x?xf32>, tensor<f32>, tensor<f32>) -> tensor<?x?xf32>
  // CHECK: return %[[QUANT]] : tensor<?x?xf32>
}

    DefaultValuedOptionalAttr<I64Attr, "8">:$num_bits,
    DefaultValuedOptionalAttr<BoolAttr, "false">:$range_given,
    DefaultValuedOptionalAttr<TF_AnyStrAttrOf<["HALF_TO_EVEN", "HALF_UP"]>, "\"HALF_TO_EVEN\"">:$round_mode,
    DefaultValuedOptionalAttr<BoolAttr, "false">:$narrow_range,
    DefaultValuedOptionalAttr<I64Attr, "-1">:$axis
  );

  let results = (outs