diff options
Diffstat (limited to 'tools/perf/pmu-events/arch/x86/tremontx/frontend.json')
| -rw-r--r-- | tools/perf/pmu-events/arch/x86/tremontx/frontend.json | 97 |
1 files changed, 88 insertions, 9 deletions
diff --git a/tools/perf/pmu-events/arch/x86/tremontx/frontend.json b/tools/perf/pmu-events/arch/x86/tremontx/frontend.json index 73b0a1ed5756..c752c52ba03e 100644 --- a/tools/perf/pmu-events/arch/x86/tremontx/frontend.json +++ b/tools/perf/pmu-events/arch/x86/tremontx/frontend.json @@ -1,26 +1,105 @@ [ { + "BriefDescription": "Counts the total number of BACLEARS due to all branch types including conditional and unconditional jumps, returns, and indirect branches.", "CollectPEBSRecord": "2", - "PublicDescription": "Counts requests to the Instruction Cache (ICache) for one or more bytes in an ICache Line and that cache line is not in the ICache (miss). The event strives to count on a cache line basis, so that multiple accesses which miss in a single cache line count as one ICACHE.MISS. Specifically, the event counts when straight line code crosses the cache line boundary, or when a branch target is to a new line, and that cache line is not in the ICache.", - "EventCode": "0x80", "Counter": "0,1,2,3", - "UMask": "0x2", + "EventCode": "0xe6", + "EventName": "BACLEARS.ANY", + "PDIR_COUNTER": "na", "PEBScounters": "0,1,2,3", - "EventName": "ICACHE.MISSES", + "PublicDescription": "Counts the total number of BACLEARS, which occur when the Branch Target Buffer (BTB) prediction or lack thereof, was corrected by a later branch predictor in the frontend. Includes BACLEARS due to all branch types including conditional and unconditional jumps, returns, and indirect branches.", + "SampleAfterValue": "200003", + "UMask": "0x1" + }, + { + "BriefDescription": "Counts the number of BACLEARS due to a conditional jump.", + "CollectPEBSRecord": "2", + "Counter": "0,1,2,3", + "EventCode": "0xe6", + "EventName": "BACLEARS.COND", "PDIR_COUNTER": "na", + "PEBScounters": "0,1,2,3", "SampleAfterValue": "200003", - "BriefDescription": "Counts requests to the Instruction Cache (ICache) for one or more bytes in a cache line and they do not hit in the ICache (miss)." + "UMask": "0x10" }, { + "BriefDescription": "Counts the number of BACLEARS due to an indirect branch.", + "CollectPEBSRecord": "2", + "Counter": "0,1,2,3", + "EventCode": "0xe6", + "EventName": "BACLEARS.INDIRECT", + "PDIR_COUNTER": "na", + "PEBScounters": "0,1,2,3", + "SampleAfterValue": "200003", + "UMask": "0x2" + }, + { + "BriefDescription": "Counts the number of BACLEARS due to a return branch.", + "CollectPEBSRecord": "2", + "Counter": "0,1,2,3", + "EventCode": "0xe6", + "EventName": "BACLEARS.RETURN", + "PDIR_COUNTER": "na", + "PEBScounters": "0,1,2,3", + "SampleAfterValue": "200003", + "UMask": "0x8" + }, + { + "BriefDescription": "Counts the number of BACLEARS due to a direct, unconditional jump.", + "CollectPEBSRecord": "2", + "Counter": "0,1,2,3", + "EventCode": "0xe6", + "EventName": "BACLEARS.UNCOND", + "PDIR_COUNTER": "na", + "PEBScounters": "0,1,2,3", + "SampleAfterValue": "200003", + "UMask": "0x4" + }, + { + "BriefDescription": "Counts the number of times a decode restriction reduces the decode throughput due to wrong instruction length prediction.", "CollectPEBSRecord": "2", - "PublicDescription": "Counts requests to the Instruction Cache (ICache) for one or more bytes in an ICache Line. The event strives to count on a cache line basis, so that multiple fetches to a single cache line count as one ICACHE.ACCESS. Specifically, the event counts when accesses from straight line code crosses the cache line boundary, or when a branch target is to a new line.", - "EventCode": "0x80", "Counter": "0,1,2,3", - "UMask": "0x3", + "EventCode": "0xe9", + "EventName": "DECODE_RESTRICTION.PREDECODE_WRONG", + "PDIR_COUNTER": "na", "PEBScounters": "0,1,2,3", + "SampleAfterValue": "200003", + "UMask": "0x1" + }, + { + "BriefDescription": "Counts the number of requests to the instruction cache for one or more bytes of a cache line.", + "CollectPEBSRecord": "2", + "Counter": "0,1,2,3", + "EventCode": "0x80", "EventName": "ICACHE.ACCESSES", "PDIR_COUNTER": "na", + "PEBScounters": "0,1,2,3", + "PublicDescription": "Counts the total number of requests to the instruction cache. The event only counts new cache line accesses, so that multiple back to back fetches to the exact same cache line or byte chunk count as one. Specifically, the event counts when accesses from sequential code crosses the cache line boundary, or when a branch target is moved to a new line or to a non-sequential byte chunk of the same line.", + "SampleAfterValue": "200003", + "UMask": "0x3" + }, + { + "BriefDescription": "Counts the number of instruction cache hits.", + "CollectPEBSRecord": "2", + "Counter": "0,1,2,3", + "EventCode": "0x80", + "EventName": "ICACHE.HIT", + "PDIR_COUNTER": "na", + "PEBScounters": "0,1,2,3", + "PublicDescription": "Counts the number of requests that hit in the instruction cache. The event only counts new cache line accesses, so that multiple back to back fetches to the exact same cache line and byte chunk count as one. Specifically, the event counts when accesses from sequential code crosses the cache line boundary, or when a branch target is moved to a new line or to a non-sequential byte chunk of the same line.", + "SampleAfterValue": "200003", + "UMask": "0x1" + }, + { + "BriefDescription": "Counts the number of instruction cache misses.", + "CollectPEBSRecord": "2", + "Counter": "0,1,2,3", + "EventCode": "0x80", + "EventName": "ICACHE.MISSES", + "PDIR_COUNTER": "na", + "PEBScounters": "0,1,2,3", + "PublicDescription": "Counts the number of missed requests to the instruction cache. The event only counts new cache line accesses, so that multiple back to back fetches to the exact same cache line and byte chunk count as one. Specifically, the event counts when accesses from sequential code crosses the cache line boundary, or when a branch target is moved to a new line or to a non-sequential byte chunk of the same line.", "SampleAfterValue": "200003", - "BriefDescription": "Counts requests to the Instruction Cache (ICache) for one or more bytes cache Line." + "UMask": "0x2" } ]
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