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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.
*/
#include "mlapse/benchmark_runner.h"
// From 'nnfw_lib_misc'
#include <misc/benchmark.h>
// From C++ Standard Library
#include <cassert>
namespace mlapse
{
void BenchmarkRunner::attach(BenchmarkObserver *observer)
{
assert(_observer == nullptr);
_observer = observer;
}
void BenchmarkRunner::run(nnfw::tflite::Session *sess) const
{
for (auto phase : {Warmup, Record})
{
uint32_t const count = _count.at(phase);
// Notify when each phase begins
{
NotificationArg<PhaseBegin> arg;
arg.phase = phase;
arg.count = count;
notify(arg);
}
for (uint32_t n = 0; n < count; ++n)
{
std::chrono::milliseconds elapsed(0);
sess->prepare();
// Notify when each iteration begins
{
NotificationArg<IterationBegin> arg;
arg.index = n;
notify(arg);
};
nnfw::misc::benchmark::measure(elapsed) << [&](void) {
if (!sess->run())
{
throw std::runtime_error{"run failed"};
}
};
// Notify when each iteration ends
{
NotificationArg<IterationEnd> arg;
arg.latency = elapsed;
notify(arg);
};
sess->teardown();
}
// Notify when each phase ends
{
NotificationArg<PhaseEnd> arg;
notify(arg);
}
}
}
void BenchmarkRunner::notify(const NotificationArg<PhaseBegin> &arg) const
{
if (_observer)
{
_observer->notify(arg);
}
}
void BenchmarkRunner::notify(const NotificationArg<PhaseEnd> &arg) const
{
if (_observer)
{
_observer->notify(arg);
}
}
void BenchmarkRunner::notify(const NotificationArg<IterationBegin> &arg) const
{
if (_observer)
{
_observer->notify(arg);
}
}
void BenchmarkRunner::notify(const NotificationArg<IterationEnd> &arg) const
{
if (_observer)
{
_observer->notify(arg);
}
}
} // namespace mlapse
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