1 files changed, 102 insertions, 0 deletions
diff --git a/runtime/libs/benchmark/include/benchmark/Util.h b/runtime/libs/benchmark/include/benchmark/Util.h
new file mode 100644
index 000000000..b10360fa0
--- /dev/null
+++ b/runtime/libs/benchmark/include/benchmark/Util.h
@@ -0,0 +1,102 @@
+/*
+ * 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 __NNFW_BENCHMARK_UTIL_H__
+#define __NNFW_BENCHMARK_UTIL_H__
+
+#include "Result.h"
+#include "CsvWriter.h"
+
+#include <chrono>
+#include <string>
+#include <iostream>
+
+namespace benchmark
+{
+
+inline uint64_t nowMicros()
+{
+  auto time_point = std::chrono::high_resolution_clock::now();
+  auto since_epoch = time_point.time_since_epoch();
+  // default precision of high resolution clock is 10e-9 (nanoseconds)
+  return std::chrono::duration_cast<std::chrono::microseconds>(since_epoch).count();
+}
+
+// TODO Support not only stdout but also ostream
+inline void printResult(const Result &result, bool print_memory)
+{
+  std::cout << "===================================" << std::endl;
+  std::cout << getPhaseString(Phase::MODEL_LOAD) << " takes " << result.getModelLoadTime() / 1e3
+            << " ms" << std::endl;
+  std::cout << getPhaseString(Phase::PREPARE) << "    takes " << result.getPrepareTime() / 1e3
+            << " ms" << std::endl;
+  std::cout << getPhaseString(Phase::EXECUTE) << "    takes " << std::endl;
+  std::cout << "- Min:  " << result.getExecuteTimeMin() / 1e3 << " ms" << std::endl;
+  std::cout << "- Max:  " << result.getExecuteTimeMax() / 1e3 << " ms" << std::endl;
+  std::cout << "- Mean: " << result.getExecuteTimeMean() / 1e3 << " ms" << std::endl;
+  std::cout << "===================================" << std::endl;
+
+  if (print_memory == false)
+    return;
+
+  std::cout << "RSS" << std::endl;
+  std::cout << "- " << getPhaseString(Phase::MODEL_LOAD) << " takes " << result.getModelLoadRss()
+            << " kb" << std::endl;
+  std::cout << "- " << getPhaseString(Phase::PREPARE) << "    takes " << result.getPrepareRss()
+            << " kb" << std::endl;
+  std::cout << "- " << getPhaseString(Phase::EXECUTE) << "    takes " << result.getExecuteRss()
+            << " kb" << std::endl;
+  std::cout << "- PEAK "
+            << "      takes " << result.getPeakRss() << " kb" << std::endl;
+  std::cout << "===================================" << std::endl;
+  std::cout << "HWM" << std::endl;
+  std::cout << "- " << getPhaseString(Phase::MODEL_LOAD) << " takes " << result.getModelLoadHwm()
+            << " kb" << std::endl;
+  std::cout << "- " << getPhaseString(Phase::PREPARE) << "    takes " << result.getPrepareHwm()
+            << " kb" << std::endl;
+  std::cout << "- " << getPhaseString(Phase::EXECUTE) << "    takes " << result.getExecuteHwm()
+            << " kb" << std::endl;
+  std::cout << "- PEAK "
+            << "      takes " << result.getPeakHwm() << " kb" << std::endl;
+  std::cout << "===================================" << std::endl;
+}
+
+// TODO Support not only csv but also other datafile format such as xml, json, ...
+inline void writeResult(const Result &result, const std::string &exec, const std::string &model,
+                        const std::string &backend)
+{
+  std::string csv_filename = exec + "-" + model + "-" + backend + ".csv";
+
+  // write to csv
+  CsvWriter writer(csv_filename);
+  writer << model << backend << result.getModelLoadTime() / 1e3 << result.getPrepareTime() / 1e3
+         << result.getExecuteTimeMin() / 1e3 << result.getExecuteTimeMax() / 1e3
+         << result.getExecuteTimeMean() / 1e3 << result.getModelLoadRss() << result.getPrepareRss()
+         << result.getExecuteRss() << result.getPeakRss() << result.getModelLoadHwm()
+         << result.getPrepareHwm() << result.getExecuteHwm() << result.getPeakHwm();
+
+  bool done = writer.done();
+
+  std::cout << "Writing to " << csv_filename << " is ";
+  if (done)
+    std::cout << "done" << std::endl;
+  else
+    std::cout << "failed" << std::endl;
+}
+
+} // namespace benchmark
+
+#endif // __NNFW_BENCHMARK_UTIL_H__