absl::flat_hash_set<Operation*> GetMoveOpsBetweenTwoIfRegions(
    Operation* result_op, Operation* after_op,
    llvm::SmallSetVector<Operation*, 4> middle_if_ops,
    const std::unique_ptr<TF::SideEffectAnalysis>& side_effect_analysis) {
  Block* block = after_op->getBlock();
  std::queue<Operation*> queue;
  absl::flat_hash_set<Operation*> visited;
  absl::flat_hash_set<Operation*> moved_ops;