Galantsev, Dmitrii
ea624cbb7c
Change-Id: I3cbb787ef27d90486b212dfb1a8c77c460acc2ac
Signed-off-by: Galantsev, Dmitrii <dmitrii.galantsev@amd.com>
[ROCm/rdc commit: 434e40305d]
88 خطوط
2.7 KiB
C++
88 خطوط
2.7 KiB
C++
/*
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Copyright (c) 2021 - present Advanced Micro Devices, Inc. All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#ifndef INCLUDE_RDC_LIB_RDCRdcPerfTimer_H_
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#define INCLUDE_RDC_LIB_RDCRdcPerfTimer_H_
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#include <stdint.h>
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#include <iostream>
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#include <string>
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#include <vector>
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/// \file
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/// Timer related class.
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namespace amd {
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namespace rdc {
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class RdcPerfTimer {
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private:
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struct Timer {
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std::string name; /* < name name of time object*/
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uint64_t _freq; /* < _freq frequency*/
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uint64_t _clocks; /* < _clocks number of ticks at end*/
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uint64_t _start; /* < _start start point ticks*/
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};
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std::vector<Timer*> _timers; /*< _timers vector to Timer objects */
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double freq_in_100mhz;
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public:
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RdcPerfTimer(void);
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~RdcPerfTimer(void);
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/// Create a new timer.
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/// \returns A new timer instance index
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int CreateTimer(void);
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/// Start the timer associated with the given index
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/// \param[in] index Index of the timer to start
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/// \returns int 0 for success, non-zero otherwise
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int StartTimer(int index);
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/// Stop the timer associated with the given index
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/// \param[in] Index Index of the timer to stop
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/// \returns int 0 for success, non-zero otherwise
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int StopTimer(int index);
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/// Reset the timer to 0
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/// param[in] Index of the timer to reset
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/// \returns void
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void ResetTimer(int index);
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/// Read the time value of the timer associated with the provided index.
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/// Units are seconds
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/// \param[in] index Index of the timer to read
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/// \returns double Value of the timer
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double ReadTimer(int index);
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private:
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void Error(std::string str);
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uint64_t CoarseTimestampUs();
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uint64_t MeasureTSCFreqHz();
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};
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} // namespace rdc
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} // namespace amd
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#endif // INCLUDE_RDC_LIB_RDCRdcPerfTimer_H_
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