text: // Copyright 2018 The MACE 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.
  
  #include <string>
  #include <vector>
  
  #include "mace/core/testing/test_benchmark.h"
  #include "mace/ops/ops_test_util.h"
  
  namespace mace {
  namespace ops {
  namespace test {
  
  namespace {
  template<DeviceType D, typename T>
  void TimeOffsetBenchmark(int iters,
                           std::vector<index_t> shape,
                           int offset) {
    mace::testing::StopTiming();
  
    OpsTestNet net;
  
    // Add input data
    net.AddRandomInput<D, float>("Input", shape);
  
    OpDefBuilder("TimeOffset", "TimeOffsetBM")
      .Input("Input")
      .Output("Output")
      .AddIntArg("offset", offset)
      .Finalize(net.NewOperatorDef());
  
    // Warm-up
    for (int i = 0; i < 5; ++i) {
      net.RunOp(D);
    }
    net.Sync();
  
    mace::testing::StartTiming();
    while (iters--) {
      net.RunOp(D);
    }
    net.Sync();
  }
  }  // namespace
  
  #define MACE_BM_TIMEOFFSET2D_MACRO(H, W, TYPE, DEVICE)              \
    static void MACE_BM_TIMEOFFSET2D_##H##_##W##_##TYPE##_##DEVICE(\
        int iters) {                                                     \
      const int64_t tot = static_cast<int64_t>(iters) * H * W;           \
      mace::testing::BytesProcessed(tot *(sizeof(TYPE)));                \
      TimeOffsetBenchmark<DEVICE, TYPE>(iters, {H, W}, 1);               \
    }                                                                    \
    MACE_BENCHMARK(MACE_BM_TIMEOFFSET2D_##H##_##W##_##TYPE##_##DEVICE)   \
  
  #define MACE_BM_TIMEOFFSET2D(H, W)                           \
    MACE_BM_TIMEOFFSET2D_MACRO(H, W, float, CPU);
  
  
  MACE_BM_TIMEOFFSET2D(20, 128);
  MACE_BM_TIMEOFFSET2D(40, 512);
  MACE_BM_TIMEOFFSET2D(1, 1024);
  MACE_BM_TIMEOFFSET2D(20, 2048);
  MACE_BM_TIMEOFFSET2D(20, 512);
  
  }  // namespace test
  }  // namespace ops
  }  // namespace mace
  