//   allow num_slices > 1, and allow non default arguments for $mode,
//   $narrow_range, and $axis.
def LowerDequantizeOp : Pat<
  (TF_DequantizeOp:$result
    $input, $min_range, $max_range,
    TF_AnyStrAttrOf<["MIN_COMBINED"]>:$mode,
    ConstBoolAttrFalse:$narrow_range,
    ConstantAttr<I64Attr, "-1">:$axis),
  (TF_CastOp
    (TF_AddV2Op
      (TF_MulOp
        (TF_AddV2Op

//===----------------------------------------------------------------------===//
// String attribute constraints

// A string attribute whose value are one of the values in `cases`.
class TF_AnyStrAttrOf<list<string> cases> : StringBasedAttr<
  CPred<!foldl(
      "$_self.cast<StringAttr>().getValue() == \"" # !head(cases) # "\"",
      !foreach(case, !tail(cases),