#include "tensorflow/compiler/mlir/tensorflow/transforms/passes.h"

namespace mlir {
namespace TFTPU {

namespace {

constexpr char kXlaOutsideCompilationAttr[] = "_xla_outside_compilation";

bool HasOutsideCompilationAttribute(Operation* op) {
  return op->getAttrOfType<StringAttr>(kXlaOutsideCompilationAttr) != nullptr;
}

// Finds op that created a given value. If the value is a BlockArgument, this
// returns the owner of the Block.

inline constexpr llvm::StringRef kTpuReplicateAttr = "_tpu_replicate";
// Device types.
inline constexpr llvm::StringRef kTpuDevice = "TPU";
// _xla_outside_compilation
inline constexpr llvm::StringRef kXlaOutsideCompilationAttr =
    "_xla_outside_compilation";
// device attr
inline constexpr llvm::StringRef kDeviceAttr = "device";
// Function attribute to signal that a function should be skipped from TPU