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Tested-by: Thomas Falcon Signed-off-by: Ian Rogers --- tools/perf/pmu-events/intel_metrics.py | 66 ++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) diff --git a/tools/perf/pmu-events/intel_metrics.py b/tools/perf/pmu-events/intel_metrics.py index e1944d821248..919a058c343a 100755 --- a/tools/perf/pmu-events/intel_metrics.py +++ b/tools/perf/pmu-events/intel_metrics.py @@ -261,6 +261,71 @@ def IntelBr(): description="breakdown of retired branch instructions") +def IntelSwpf() -> Optional[MetricGroup]: + ins = Event("instructions") + try: + s_ld = Event("MEM_INST_RETIRED.ALL_LOADS", + "MEM_UOPS_RETIRED.ALL_LOADS") + s_nta = Event("SW_PREFETCH_ACCESS.NTA") + s_t0 = Event("SW_PREFETCH_ACCESS.T0") + s_t1 = Event("SW_PREFETCH_ACCESS.T1_T2") + s_w = Event("SW_PREFETCH_ACCESS.PREFETCHW") + except: + return None + + all_sw = s_nta + s_t0 + s_t1 + s_w + swp_r = d_ratio(all_sw, interval_sec) + ins_r = d_ratio(ins, all_sw) + ld_r = d_ratio(s_ld, all_sw) + + return MetricGroup("lpm_swpf", [ + MetricGroup("lpm_swpf_totals", [ + Metric("lpm_swpf_totals_exec", "Software prefetch instructions per second", + swp_r, "swpf/s"), + Metric("lpm_swpf_totals_insn_per_pf", + "Average number of instructions between software prefetches", + ins_r, "insn/swpf"), + Metric("lpm_swpf_totals_loads_per_pf", + "Average number of loads between software prefetches", + ld_r, "loads/swpf"), + ]), + MetricGroup("lpm_swpf_bkdwn", [ + MetricGroup("lpm_swpf_bkdwn_nta", [ + Metric("lpm_swpf_bkdwn_nta_per_swpf", + "Software prefetch NTA instructions as a percent of all prefetch instructions", + d_ratio(s_nta, all_sw), "100%"), + Metric("lpm_swpf_bkdwn_nta_rate", + "Software prefetch NTA instructions per second", + d_ratio(s_nta, interval_sec), "insn/s"), + ]), + MetricGroup("lpm_swpf_bkdwn_t0", [ + Metric("lpm_swpf_bkdwn_t0_per_swpf", + "Software prefetch T0 instructions as a percent of all prefetch instructions", + d_ratio(s_t0, all_sw), "100%"), + Metric("lpm_swpf_bkdwn_t0_rate", + "Software prefetch T0 instructions per second", + d_ratio(s_t0, interval_sec), "insn/s"), + ]), + MetricGroup("lpm_swpf_bkdwn_t1_t2", [ + Metric("lpm_swpf_bkdwn_t1_t2_per_swpf", + "Software prefetch T1 or T2 instructions as a percent of all prefetch instructions", + d_ratio(s_t1, all_sw), "100%"), + Metric("lpm_swpf_bkdwn_t1_t2_rate", + "Software prefetch T1 or T2 instructions per second", + d_ratio(s_t1, interval_sec), "insn/s"), + ]), + MetricGroup("lpm_swpf_bkdwn_w", [ + Metric("lpm_swpf_bkdwn_w_per_swpf", + "Software prefetch W instructions as a percent of all prefetch instructions", + d_ratio(s_w, all_sw), "100%"), + Metric("lpm_swpf_bkdwn_w_rate", + "Software prefetch W instructions per second", + d_ratio(s_w, interval_sec), "insn/s"), + ]), + ]), + ], description="Software prefetch instruction breakdown") + + def main() -> None: global _args @@ -291,6 +356,7 @@ def main() -> None: Smi(), Tsx(), IntelBr(), + IntelSwpf(), ]) if _args.metricgroups: -- 2.52.0.457.g6b5491de43-goog