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/*
* Copyright (c) 2021-2022 Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* 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
*
* 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 ARM_PROFILER_H
#define ARM_PROFILER_H
#include "tensorflow/lite/kernels/internal/compatibility.h"
#include "tensorflow/lite/micro/micro_profiler.h"
#include <memory>
// TODO: Merge this profiler with EthosUprofiler.
namespace tflite {
class ArmProfiler : public MicroProfiler {
public:
ArmProfiler(size_t max_events = 200);
uint32_t BeginEvent(const char *tag);
void EndEvent(uint32_t event_handle);
uint64_t GetTotalTicks() const;
void ReportResults() const;
private:
size_t max_events_;
std::unique_ptr<const char *[]> tags_;
std::unique_ptr<int32_t[]> start_ticks_;
std::unique_ptr<int32_t[]> end_ticks_;
size_t num_events_;
TF_LITE_REMOVE_VIRTUAL_DELETE;
};
} // namespace tflite
#endif
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