Function parse

tools/alive_parser.cpp:1427–1473

}

vector<Transform> parse(string_view buf) {
  vector<Transform> ret;

  yylex_init(buf);

  while (!tokenizer.empty()) {
    auto &t = ret.emplace_back();
    sym_num = struct_num = 0;
    parse_src = true;

    parse_name(t);
    parse_pre(t);
    parse_fn(t.src);
    parse_arrow();

    // copy inputs from src to target
    decltype(identifiers) identifiers_tgt;
    for (auto &val : t.src.getInputs()) {
      auto &name = val.getName();
      if (dynamic_cast<const Input*>(&val)) {
        auto input = make_unique<Input>(val.getType(), string(name));
        identifiers_tgt.emplace(name, input.get());
        t.tgt.addInput(std::move(input));
      } else {
        assert(dynamic_cast<const ConstantInput*>(&val));
        auto input = make_unique<ConstantInput>(val.getType(), string(name));
        identifiers_tgt.emplace(name, input.get());
        t.tgt.addInput(std::move(input));
      }
    }
    identifiers_src = std::move(identifiers);
    identifiers = std::move(identifiers_tgt);

    parse_src = false;
    parse_fn(t.tgt);

    // copy any missing instruction in tgt from src
    for (auto &[name, val] : identifiers_src) {
      get_or_copy_instr(name);
    }

    identifiers.clear();
    identifiers_src.clear();
  }

  return ret;
}


parser_initializer::parser_initializer() {