// llvm::MinMax mlir::OperandNumbersMinMax(llvm::StringRef op_name) {
//   if(const auto *op = op_union.AsOptions()) {
//     return {min, max};
//   }
//   ...
//   return {0, 0};
// }
static void EmitOperandNumbers(const RecordKeeper &record_keeper,
                               const std::vector<Record *> &defs,
                               raw_ostream *ostream) {
  raw_ostream &os = *ostream;