1 files changed, 59 insertions, 0 deletions
diff --git a/runtime/neurun/core/include/util/ITimer.h b/runtime/neurun/core/include/util/ITimer.h
new file mode 100644
index 000000000..79ecdd0ca
--- /dev/null
+++ b/runtime/neurun/core/include/util/ITimer.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2019 Samsung Electronics Co., Ltd. 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.
+ */
+
+#ifndef __NEURUN_UTIL_ITIMER_H__
+#define __NEURUN_UTIL_ITIMER_H__
+
+#include <chrono>
+
+namespace neurun
+{
+namespace util
+{
+
+class ITimer
+{
+public:
+  virtual void handleBegin() = 0;
+  virtual void handleEnd() = 0;
+  int getTime() { return _timer_res; };
+
+  virtual ~ITimer() = default;
+
+protected:
+  int _timer_res{0};
+};
+
+class CPUTimer : public ITimer
+{
+public:
+  void handleBegin() override { _start_time = std::chrono::steady_clock::now(); };
+
+  void handleEnd() override
+  {
+    const auto end_time = std::chrono::steady_clock::now();
+    _timer_res =
+        std::chrono::duration_cast<std::chrono::microseconds>(end_time - _start_time).count();
+  };
+
+private:
+  std::chrono::steady_clock::time_point _start_time; // in microseconds
+};
+
+} // namespace util
+} // namespace neurun
+
+#endif // __NEURUN_UTIL_ITIMER_H__