1 files changed, 30 insertions, 0 deletions
diff --git a/tensorflow/stream_executor/lib/str_util.h b/tensorflow/stream_executor/lib/str_util.h
new file mode 100644
index 0000000000..021f54dfec
--- /dev/null
+++ b/tensorflow/stream_executor/lib/str_util.h
@@ -0,0 +1,30 @@
+#ifndef TENSORFLOW_STREAM_EXECUTOR_LIB_STR_UTIL_H_
+#define TENSORFLOW_STREAM_EXECUTOR_LIB_STR_UTIL_H_
+
+#include "tensorflow/core/lib/strings/str_util.h"
+#include "tensorflow/stream_executor/lib/stringpiece.h"
+
+namespace perftools {
+namespace gputools {
+namespace port {
+
+using tensorflow::str_util::Join;
+using tensorflow::str_util::Split;
+
+// Returns a copy of the input string 'str' with the given 'suffix'
+// removed. If the suffix doesn't match, returns a copy of the original string.
+inline string StripSuffixString(port::StringPiece str, port::StringPiece suffix) {
+  if (str.ends_with(suffix)) {
+    str.remove_suffix(suffix.size());
+  }
+  return str.ToString();
+}
+
+using tensorflow::str_util::Lowercase;
+using tensorflow::str_util::Uppercase;
+
+}  // namespace port
+}  // namespace gputools
+}  // namespace perftools
+
+#endif  // TENSORFLOW_STREAM_EXECUTOR_LIB_STR_UTIL_H_