namespace mlir {
namespace quant {
// Verifies that the op satisfies the same operands and results scales
// constraints. Note that this constraint can only be applied on some
// storage types of the op.
LogicalResult VerifySameScales(Operation* op);
}  // namespace quant

// This includes the interface class definition. It couldn't be in a namespace
// because the table gen doesn't emit the namespace when it is used.

      "bool", "RequiredSameQuantizedAxes",
      (ins), [{}], [{return true;}]
    >,
  ];

  let verify = [{
    return quant::VerifySameScales($_op);
  }];
}

def DynamicRangeQuantizedOpInterface : OpInterface<
  "DynamicRangeQuantizedOpInterface"> {
  let description = [{
    Interface for ops dynamic range quantization is supported.

    stats_op.getResult().replaceAllUsesWith(stats_op.getArg());
    stats_op.erase();
  }

  // Returns false if the steps finish without errors.
  return false;
}

LogicalResult VerifySameScales(Operation* op) {
  auto same_scale_op = cast<SameScalesOpInterface>(op);

  SmallVector<QuantizedType, 4> collected_quant_params;
  for (Value input : op->getOperands()) {
    QuantizedType quant_params =