if (getFusedActivationFunction() != "NONE") return {};

  // This function is performance critical for op fusion patterns, e.g.
  // FuseBinaryOpToPrecedingAffine and FuseMulOrDivWithConv2dOrDepthwiseConv2d.
  // So a few specializations are provided to evaluate the math operation
  // more efficiently.

  // Specialization for f32 type.
  if (getType().cast<ShapedType>().getElementType().isF32()) {