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/*
* Copyright (c) 2017-2018 ARM Limited.
*
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef ARM_COMPUTE_TEST_INSTRUMENT
#define ARM_COMPUTE_TEST_INSTRUMENT
#include "../Utils.h"
#include "Measurement.h"
#include <map>
#include <memory>
#include <string>
namespace arm_compute
{
namespace test
{
namespace framework
{
enum class ScaleFactor : unsigned int
{
NONE, /* Default scale */
SCALE_1K, /* 1000 */
SCALE_1M, /* 1 000 000 */
TIME_US, /* Microseconds */
TIME_MS, /* Milliseconds */
TIME_S, /* Seconds */
};
/** Interface for classes that can be used to measure performance. */
class Instrument
{
public:
/** Helper function to create an instrument of the given type.
*
* @return Instance of an instrument of the given type.
*/
template <typename T, ScaleFactor scale>
static std::unique_ptr<Instrument> make_instrument();
/** Default constructor. */
Instrument() = default;
/** Allow instances of this class to be copy constructed */
Instrument(const Instrument &) = default;
/** Allow instances of this class to be move constructed */
Instrument(Instrument &&) = default;
/** Allow instances of this class to be copied */
Instrument &operator=(const Instrument &) = default;
/** Allow instances of this class to be moved */
Instrument &operator=(Instrument &&) = default;
/** Default destructor. */
virtual ~Instrument() = default;
/** Identifier for the instrument */
virtual std::string id() const = 0;
/** Start measuring. */
virtual void start() = 0;
/** Stop measuring. */
virtual void stop() = 0;
/** Map of measurements */
using MeasurementsMap = std::map<std::string, Measurement>;
/** Return the latest measurement.
*
* @return the latest measurement.
*/
virtual MeasurementsMap measurements() const = 0;
protected:
std::string _unit{};
};
template <typename T, ScaleFactor scale>
inline std::unique_ptr<Instrument> Instrument::make_instrument()
{
return support::cpp14::make_unique<T>(scale);
}
} // namespace framework
} // namespace test
} // namespace arm_compute
#endif /* ARM_COMPUTE_TEST_INSTRUMENT */
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