diff options
Diffstat (limited to 'tools/perf/pmu-events/arch/x86/icelake/pipeline.json')
| -rw-r--r-- | tools/perf/pmu-events/arch/x86/icelake/pipeline.json | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/tools/perf/pmu-events/arch/x86/icelake/pipeline.json b/tools/perf/pmu-events/arch/x86/icelake/pipeline.json index 2b305bdc8cfc..573ac7ac8879 100644 --- a/tools/perf/pmu-events/arch/x86/icelake/pipeline.json +++ b/tools/perf/pmu-events/arch/x86/icelake/pipeline.json @@ -731,6 +731,53 @@ "UMask": "0x1" }, { + "BriefDescription": "TMA slots where no uops were being issued due to lack of back-end resources.", + "CollectPEBSRecord": "2", + "Counter": "0,1,2,3,4,5,6,7", + "EventCode": "0xa4", + "EventName": "TOPDOWN.BACKEND_BOUND_SLOTS", + "PEBScounters": "0,1,2,3,4,5,6,7", + "PublicDescription": "Counts the number of Top-down Microarchitecture Analysis (TMA) method's slots where no micro-operations were being issued from front-end to back-end of the machine due to lack of back-end resources.", + "SampleAfterValue": "10000003", + "Speculative": "1", + "UMask": "0x2" + }, + { + "BriefDescription": "TMA slots wasted due to incorrect speculation by branch mispredictions", + "CollectPEBSRecord": "2", + "Counter": "0,1,2,3,4,5,6,7", + "EventCode": "0xa4", + "EventName": "TOPDOWN.BR_MISPREDICT_SLOTS", + "PEBScounters": "0,1,2,3,4,5,6,7", + "PublicDescription": "Number of TMA slots that were wasted due to incorrect speculation by branch mispredictions. This event estimates number of operations that were issued but not retired from the specualtive path as well as the out-of-order engine recovery past a branch misprediction.", + "SampleAfterValue": "10000003", + "Speculative": "1", + "UMask": "0x8" + }, + { + "BriefDescription": "TMA slots available for an unhalted logical processor. Fixed counter - architectural event", + "CollectPEBSRecord": "2", + "Counter": "Fixed counter 3", + "EventName": "TOPDOWN.SLOTS", + "PEBScounters": "35", + "PublicDescription": "Number of available slots for an unhalted logical processor. The event increments by machine-width of the narrowest pipeline as employed by the Top-down Microarchitecture Analysis method (TMA). The count is distributed among unhalted logical processors (hyper-threads) who share the same physical core. Software can use this event as the denominator for the top-level metrics of the TMA method. This architectural event is counted on a designated fixed counter (Fixed Counter 3).", + "SampleAfterValue": "10000003", + "Speculative": "1", + "UMask": "0x4" + }, + { + "BriefDescription": "TMA slots available for an unhalted logical processor. General counter - architectural event", + "CollectPEBSRecord": "2", + "Counter": "0,1,2,3,4,5,6,7", + "EventCode": "0xa4", + "EventName": "TOPDOWN.SLOTS_P", + "PEBScounters": "0,1,2,3,4,5,6,7", + "PublicDescription": "Counts the number of available slots for an unhalted logical processor. The event increments by machine-width of the narrowest pipeline as employed by the Top-down Microarchitecture Analysis method. The count is distributed among unhalted logical processors (hyper-threads) who share the same physical core.", + "SampleAfterValue": "10000003", + "Speculative": "1", + "UMask": "0x1" + }, + { "BriefDescription": "Number of uops decoded out of instructions exclusively fetched by decoder 0", "CollectPEBSRecord": "2", "Counter": "0,1,2,3", |