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-rw-r--r--runtime/libs/profiling/include/profiling/time.h35
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diff --git a/runtime/libs/profiling/include/profiling/time.h b/runtime/libs/profiling/include/profiling/time.h
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+++ b/runtime/libs/profiling/include/profiling/time.h
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+/* Copyright 2018 The TensorFlow Authors. All Rights Reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+==============================================================================*/
+
+// NOTE To minimize diff with upstream tensorflow, disable clang-format
+// clang-format off
+
+// NOTE This header is derived from the following file (in TensorFlow v1.12)
+// 'externals/tensorflow/tensorflow/lite/profiling/time.h
+#ifndef TENSORFLOW_CONTRIB_LITE_PROFILING_TIME_H_
+#define TENSORFLOW_CONTRIB_LITE_PROFILING_TIME_H_
+
+#include <cstdint>
+
+namespace tflite {
+namespace profiling {
+namespace time {
+uint64_t NowMicros();
+} // namespace time
+} // namespace profiling
+} // namespace tflite
+#endif // TENSORFLOW_CONTRIB_LITE_PROFILING_TIME_H_
+
+// clang-format on