// Summary information for trivially transforming region based op's to
// functional ops. A trivial transformation can be done when the regions are
// just calls to functions, in which case no outlining is needed.
struct TrivialTransformInfo {
  // Can the op be transformed trivially?
  bool can_transform = false;

  // List of callee names (one for each region).
  llvm::SmallVector<StringRef, 2> callee_names;