diff options
Diffstat (limited to 'tools/perf/pmu-events/arch/x86/skylakex/pipeline.json')
| -rw-r--r-- | tools/perf/pmu-events/arch/x86/skylakex/pipeline.json | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/tools/perf/pmu-events/arch/x86/skylakex/pipeline.json b/tools/perf/pmu-events/arch/x86/skylakex/pipeline.json index 31a1663d57f8..66d686cc933e 100644 --- a/tools/perf/pmu-events/arch/x86/skylakex/pipeline.json +++ b/tools/perf/pmu-events/arch/x86/skylakex/pipeline.json @@ -361,10 +361,10 @@ "UMask": "0x1" }, { - "BriefDescription": "Stalls caused by changing prefix length of the instruction.", + "BriefDescription": "Stalls caused by changing prefix length of the instruction. [This event is alias to DECODE.LCP]", "EventCode": "0x87", "EventName": "ILD_STALL.LCP", - "PublicDescription": "Counts cycles that the Instruction Length decoder (ILD) stalls occurred due to dynamically changing prefix length of the decoded instruction (by operand size prefix instruction 0x66, address size prefix instruction 0x67 or REX.W for Intel64). Count is proportional to the number of prefixes in a 16B-line. This may result in a three-cycle penalty for each LCP (Length changing prefix) in a 16-byte chunk.", + "PublicDescription": "Counts cycles that the Instruction Length decoder (ILD) stalls occurred due to dynamically changing prefix length of the decoded instruction (by operand size prefix instruction 0x66, address size prefix instruction 0x67 or REX.W for Intel64). Count is proportional to the number of prefixes in a 16B-line. This may result in a three-cycle penalty for each LCP (Length changing prefix) in a 16-byte chunk. [This event is alias to DECODE.LCP]", "SampleAfterValue": "2000003", "UMask": "0x1" }, @@ -488,11 +488,11 @@ "UMask": "0x1" }, { - "BriefDescription": "Cycles 4 Uops delivered by the LSD, but didn't come from the decoder.", + "BriefDescription": "Cycles 4 Uops delivered by the LSD, but didn't come from the decoder. [This event is alias to LSD.CYCLES_OK]", "CounterMask": "4", "EventCode": "0xA8", "EventName": "LSD.CYCLES_4_UOPS", - "PublicDescription": "Counts the cycles when 4 uops are delivered by the LSD (Loop-stream detector).", + "PublicDescription": "Counts the cycles when 4 uops are delivered by the LSD (Loop-stream detector). [This event is alias to LSD.CYCLES_OK]", "SampleAfterValue": "2000003", "UMask": "0x1" }, @@ -506,6 +506,15 @@ "UMask": "0x1" }, { + "BriefDescription": "Cycles 4 Uops delivered by the LSD, but didn't come from the decoder. [This event is alias to LSD.CYCLES_4_UOPS]", + "CounterMask": "4", + "EventCode": "0xA8", + "EventName": "LSD.CYCLES_OK", + "PublicDescription": "Counts the cycles when 4 uops are delivered by the LSD (Loop-stream detector). [This event is alias to LSD.CYCLES_4_UOPS]", + "SampleAfterValue": "2000003", + "UMask": "0x1" + }, + { "BriefDescription": "Number of Uops delivered by the LSD.", "EventCode": "0xA8", "EventName": "LSD.UOPS", |