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37 * \brief Implements PME GPU timing events wrappers.
39 * \author Aleksei Iupinov <a.yupinov@gmail.com>
40 * \ingroup module_ewald
45 #include "pme_gpu_timings.h"
47 #include "gromacs/utility/gmxassert.h"
49 #include "pme_gpu_internal.h"
50 #include "pme_gpu_types_host.h"
51 #include "pme_gpu_types_host_impl.h"
53 bool pme_gpu_timings_enabled(const PmeGpu* pmeGpu)
55 return pmeGpu->archSpecific->useTiming;
58 void pme_gpu_start_timing(const PmeGpu* pmeGpu, PmeStage pmeStageId)
60 if (pme_gpu_timings_enabled(pmeGpu))
62 GMX_ASSERT(pmeStageId < PmeStage::Count, "Wrong PME GPU timing event index");
63 pmeGpu->archSpecific->timingEvents[pmeStageId].openTimingRegion(pmeGpu->archSpecific->pmeStream_);
67 void pme_gpu_stop_timing(const PmeGpu* pmeGpu, PmeStage pmeStageId)
69 if (pme_gpu_timings_enabled(pmeGpu))
71 GMX_ASSERT(pmeStageId < PmeStage::Count, "Wrong PME GPU timing event index");
72 pmeGpu->archSpecific->timingEvents[pmeStageId].closeTimingRegion(pmeGpu->archSpecific->pmeStream_);
76 void pme_gpu_get_timings(const PmeGpu* pmeGpu, gmx_wallclock_gpu_pme_t* timings)
78 if (pme_gpu_timings_enabled(pmeGpu))
80 GMX_RELEASE_ASSERT(timings, "Null GPU timing pointer");
81 for (auto key : keysOf(timings->timing))
83 timings->timing[key].t = pmeGpu->archSpecific->timingEvents[key].getTotalTime();
84 timings->timing[key].c = pmeGpu->archSpecific->timingEvents[key].getCallCount();
89 void pme_gpu_update_timings(const PmeGpu* pmeGpu)
91 if (pme_gpu_timings_enabled(pmeGpu))
93 for (const auto& activeTimer : pmeGpu->archSpecific->activeTimers)
95 pmeGpu->archSpecific->timingEvents[activeTimer].getLastRangeTime();
100 void pme_gpu_reinit_timings(const PmeGpu* pmeGpu)
102 if (pme_gpu_timings_enabled(pmeGpu))
104 pmeGpu->archSpecific->activeTimers.clear();
105 pmeGpu->archSpecific->activeTimers.insert(PmeStage::SplineAndSpread);
106 const auto& settings = pme_gpu_settings(pmeGpu);
107 // TODO: no separate gtPME_SPLINE and gtPME_SPREAD as they are not used currently
108 if (settings.performGPUFFT)
110 pmeGpu->archSpecific->activeTimers.insert(PmeStage::FftTransformC2R);
111 pmeGpu->archSpecific->activeTimers.insert(PmeStage::FftTransformR2C);
113 if (settings.performGPUSolve)
115 pmeGpu->archSpecific->activeTimers.insert(PmeStage::Solve);
117 if (settings.performGPUGather)
119 pmeGpu->archSpecific->activeTimers.insert(PmeStage::Gather);
124 void pme_gpu_reset_timings(const PmeGpu* pmeGpu)
126 if (pme_gpu_timings_enabled(pmeGpu))
128 for (auto key : keysOf(pmeGpu->archSpecific->timingEvents))
130 pmeGpu->archSpecific->timingEvents[key].reset();