当前位置: 首页>>代码示例>>C++>>正文


C++ TargetInfo::addImplicitFiles方法代码示例

本文整理汇总了C++中TargetInfo::addImplicitFiles方法的典型用法代码示例。如果您正苦于以下问题:C++ TargetInfo::addImplicitFiles方法的具体用法?C++ TargetInfo::addImplicitFiles怎么用?C++ TargetInfo::addImplicitFiles使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在TargetInfo的用法示例。


在下文中一共展示了TargetInfo::addImplicitFiles方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: link

/// This is where the link is actually performed.
bool Driver::link(const TargetInfo &targetInfo) {
  // Honor -mllvm
  if (!targetInfo.llvmOptions().empty()) {
    unsigned numArgs = targetInfo.llvmOptions().size();
    const char **args = new const char*[numArgs + 2];
    args[0] = "lld (LLVM option parsing)";
    for (unsigned i = 0; i != numArgs; ++i)
      args[i + 1] = targetInfo.llvmOptions()[i];
    args[numArgs + 1] = 0;
    llvm::cl::ParseCommandLineOptions(numArgs + 1, args);
  }

  // Read inputs
  ScopedTask readTask(getDefaultDomain(), "Read Args");
  std::vector<std::vector<std::unique_ptr<File>>> files(
      targetInfo.inputFiles().size());
  size_t index = 0;
  std::atomic<bool> fail(false);
  TaskGroup tg;
  for (const auto &input : targetInfo.inputFiles()) {
    if (targetInfo.logInputFiles())
      llvm::outs() << input.getPath() << "\n";

    tg.spawn([ &, index]{
      if (error_code ec = targetInfo.readFile(input.getPath(), files[index])) {
        llvm::errs() << "Failed to read file: " << input.getPath() << ": "
                     << ec.message() << "\n";
        fail = true;
        return;
      }
    });
    ++index;
  }
  tg.sync();
  readTask.end();

  if (fail)
    return true;

  InputFiles inputs;
  for (auto &f : files)
    inputs.appendFiles(f);

  // Give target a chance to add files.
  targetInfo.addImplicitFiles(inputs);

  // assign an ordinal to each file so sort() can preserve command line order
  inputs.assignFileOrdinals();

  // Do core linking.
  ScopedTask resolveTask(getDefaultDomain(), "Resolve");
  Resolver resolver(targetInfo, inputs);
  if (resolver.resolve()) {
    if (!targetInfo.allowRemainingUndefines())
      return true;
  }
  MutableFile &merged = resolver.resultFile();
  resolveTask.end();

  // Run passes on linked atoms.
  ScopedTask passTask(getDefaultDomain(), "Passes");
  PassManager pm;
  targetInfo.addPasses(pm);
  pm.runOnFile(merged);
  passTask.end();

  // Give linked atoms to Writer to generate output file.
  ScopedTask writeTask(getDefaultDomain(), "Write");
  if (error_code ec = targetInfo.writeFile(merged)) {
    llvm::errs() << "Failed to write file '" << targetInfo.outputPath()
                 << "': " << ec.message() << "\n";
    return true;
  }

  return false;
}
开发者ID:,项目名称:,代码行数:77,代码来源:


注:本文中的TargetInfo::addImplicitFiles方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。