ArrayRef<NamedAttribute>{rendezvous_name_attr, host_handler_name_attr});
  op->setAttr(kFrontendAttributesAttr, frontend_attributes);
}

// Creates a `mhlo.send` op for sending value `operand`.
Value CreateSendOp(OpBuilder& builder, Location loc, Value operand,
                   StringRef key, size_t index, Value token,
                   StringRef host_handler_name, bool manual_sharding) {
  // type 2 == DEVICE_TO_HOST