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/*
* 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 __MLAPSE_BENCHMARK_OBSERVER_H__
#define __MLAPSE_BENCHMARK_OBSERVER_H__
#include <cstdint>
#include <chrono>
namespace mlapse
{
enum Phase : int32_t
{
// 0 denotes "uninitialized value"
Warmup = 1,
Record = 2,
};
Phase uninitialized_phase(void);
enum Notification
{
PhaseBegin,
PhaseEnd,
IterationBegin,
IterationEnd,
};
template <Notification N> struct NotificationArg;
template <> struct NotificationArg<PhaseBegin>
{
Phase phase;
uint32_t count;
};
template <> struct NotificationArg<PhaseEnd>
{
};
template <> struct NotificationArg<IterationBegin>
{
uint32_t index;
};
template <> struct NotificationArg<IterationEnd>
{
std::chrono::milliseconds latency;
};
struct BenchmarkObserver
{
virtual ~BenchmarkObserver() = default;
virtual void notify(const NotificationArg<PhaseBegin> &arg) = 0;
virtual void notify(const NotificationArg<PhaseEnd> &arg) = 0;
virtual void notify(const NotificationArg<IterationBegin> &arg) = 0;
virtual void notify(const NotificationArg<IterationEnd> &arg) = 0;
};
} // namespace mlpase
#endif // __MLAPSE_BENCHMARK_OBSERVER_H__
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