"is expected to be in the human-readable proto text format, otherwise "
       "it is expected to be in the proto binary format."},
      {"dump_fetch_nodes", &flags->dump_fetch_nodes,
       "If set, only flags related to fetches are processed, and the resulting "
       "fetch nodes will be dumped to stdout in a comma-separated list.  "

namespace tfcompile {

// Flags for the tfcompile binary.  See *.cc file for descriptions.

struct MainFlags {
  string graph;
  string debug_info;
  string debug_info_path_begin_marker;
  string config;
  bool dump_fetch_nodes = false;
  string target_triple;
  string target_cpu;
  string target_features;
  string entry_point;
  string cpp_class;
  string out_function_object;
  string out_metadata_object;
  string out_header;

  if (flags.config.empty()) {
    return errors::InvalidArgument("Must specify --config");
  }
  TF_RETURN_IF_ERROR(ReadProtoFile(flags.config, &config));
  TF_RETURN_IF_ERROR(ValidateConfig(config));
  if (flags.dump_fetch_nodes) {
    std::set<string> nodes;
    for (const tf2xla::Fetch& fetch : config.fetch()) {
      nodes.insert(fetch.id().node_name());
    }
    std::cout << absl::StrJoin(nodes, ",");
    return absl::OkStatus();

            cmd = ("CUDA_VISIBLE_DEVICES='' " +
                   "$(location " + tfcompile_tool + ")" +
                   " --config=$(location " + config + ")" +
                   " --dump_fetch_nodes > $@"),
            tools = [tfcompile_tool],
            # Run tfcompile on the build host, rather than forge, since it's
            # typically way faster on the local machine.
            local = 1,