Method ProcessFunction

source/opt/licm_pass.cpp:39–54

}

Pass::Status LICMPass::ProcessFunction(Function* f) {
  Status status = Status::SuccessWithoutChange;
  LoopDescriptor* loop_descriptor = context()->GetLoopDescriptor(f);

  // Process each loop in the function
  for (auto it = loop_descriptor->begin();
       it != loop_descriptor->end() && status != Status::Failure; ++it) {
    Loop& loop = *it;
    // Ignore nested loops, as we will process them in order in ProcessLoop
    if (loop.IsNested()) {
      continue;
    }
    status = CombineStatus(status, ProcessLoop(&loop, f));
  }
  return status;
}

Pass::Status LICMPass::ProcessLoop(Loop* loop, Function* f) {
  Status status = Status::SuccessWithoutChange;