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fix: avoid overflow of gpu time stamp in ns

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Related-To: NEO-8394
Signed-off-by: Mateusz Jablonski <mateusz.jablonski@intel.com>
This commit is contained in:
Mateusz Jablonski
2023-10-24 08:11:23 +00:00
committed by Compute-Runtime-Automation
parent 1fd9d29f54
commit 6d2d16d68e
7 changed files with 32 additions and 34 deletions
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18
opencl/source/event/event.cpp
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@@ -369,20 +369,20 @@ void Event::calculateProfilingDataInternal(uint64_t contextStartTS, uint64_t con
auto &device = this->cmdQueue->getDevice();
auto &gfxCoreHelper = device.getGfxCoreHelper();
auto frequency = device.getDeviceInfo().profilingTimerResolution;
auto gpuSubmitTimeStamp = gfxCoreHelper.getGpuTimeStampInNS(submitTimeStamp.gpuTimeStamp, frequency);
auto resolution = device.getDeviceInfo().profilingTimerResolution;
auto gpuSubmitTimeStamp = gfxCoreHelper.getGpuTimeStampInNS(submitTimeStamp.gpuTimeStamp, resolution);
if (DebugManager.flags.EnableDeviceBasedTimestamps.get()) {
startTimeStamp = static_cast<uint64_t>(globalStartTS * frequency);
startTimeStamp = static_cast<uint64_t>(globalStartTS * resolution);
while (startTimeStamp < gpuSubmitTimeStamp) {
startTimeStamp += static_cast<uint64_t>((1ULL << gfxCoreHelper.getGlobalTimeStampBits()) * frequency);
startTimeStamp += static_cast<uint64_t>((1ULL << gfxCoreHelper.getGlobalTimeStampBits()) * resolution);
}
} else {
int64_t c0 = submitTimeStamp.cpuTimeinNS - gpuSubmitTimeStamp;
startTimeStamp = static_cast<uint64_t>(globalStartTS * frequency) + c0;
startTimeStamp = static_cast<uint64_t>(globalStartTS * resolution) + c0;
if (startTimeStamp < submitTimeStamp.cpuTimeinNS) {
c0 += static_cast<uint64_t>((1ULL << (gfxCoreHelper.getGlobalTimeStampBits())) * frequency);
startTimeStamp = static_cast<uint64_t>(globalStartTS * frequency) + c0;
c0 += static_cast<uint64_t>((1ULL << (gfxCoreHelper.getGlobalTimeStampBits())) * resolution);
startTimeStamp = static_cast<uint64_t>(globalStartTS * resolution) + c0;
}
}
@@ -401,8 +401,8 @@ void Event::calculateProfilingDataInternal(uint64_t contextStartTS, uint64_t con
} else {
gpuCompleteDuration = getDelta(contextStartTS, *contextCompleteTS);
}
cpuDuration = static_cast<uint64_t>(gpuDuration * frequency);
cpuCompleteDuration = static_cast<uint64_t>(gpuCompleteDuration * frequency);
cpuDuration = static_cast<uint64_t>(gpuDuration * resolution);
cpuCompleteDuration = static_cast<uint64_t>(gpuCompleteDuration * resolution);
endTimeStamp = startTimeStamp + cpuDuration;
completeTimeStamp = startTimeStamp + cpuCompleteDuration;