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//
// Copyright © 2017 Arm Ltd. All rights reserved.
// SPDX-License-Identifier: MIT
//
#pragma once
#include "Instrument.hpp"
#include <arm_compute/runtime/CL/CLScheduler.h>
#include <arm_compute/core/CL/OpenCL.h>
#include <vector>
#include <list>
namespace armnn
{
/// OpenClTimer instrument that times all OpenCl kernels executed between calls to Start() and Stop().
class OpenClTimer : public Instrument
{
public:
OpenClTimer();
~OpenClTimer() = default;
/// Start the OpenCl timer
void Start() override;
/// Stop the OpenCl timer
void Stop() override;
/// Get the name of the timer
/// \return Name of the timer
const char* GetName() const override { return "OpenClKernelTimer"; }
/// Get the recorded measurements. This will be a list of the execution durations for all the OpenCl kernels.
/// \return Recorded measurements
std::vector<Measurement> GetMeasurements() const override;
private:
using CLScheduler = arm_compute::CLScheduler;
using CLSymbols = arm_compute::CLSymbols;
using ClEvent = cl::Event;
using ClEnqueueFunc = decltype(CLSymbols::clEnqueueNDRangeKernel_ptr);
/// Stores info about the OpenCl kernel
struct KernelInfo
{
KernelInfo(const std::string& name, cl_event& event) : m_Name(name), m_Event(event) {}
std::string m_Name;
ClEvent m_Event;
};
std::list<KernelInfo> m_Kernels; ///< List of all kernels executed
ClEnqueueFunc m_OriginalEnqueueFunction; ///< Keep track of original OpenCl function
};
} //namespace armnn
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