30 lines · json
1[2 {3 "BriefDescription": "Counts the number of floating operations retired that required microcode assists",4 "Counter": "0,1",5 "EventCode": "0xC3",6 "EventName": "MACHINE_CLEARS.FP_ASSIST",7 "PublicDescription": "This event counts the number of times that the pipeline stalled due to FP operations needing assists.",8 "SampleAfterValue": "200003",9 "UMask": "0x4"10 },11 {12 "BriefDescription": "Counts the number of packed SSE, AVX, AVX2, AVX-512 micro-ops (both floating point and integer) except for loads (memory-to-register mov-type micro-ops), packed byte and word multiplies.",13 "Counter": "0,1",14 "EventCode": "0xC2",15 "EventName": "UOPS_RETIRED.PACKED_SIMD",16 "PublicDescription": "The length of the packed operation (128bits, 256bits or 512bits) is not taken into account when updating the counter; all count the same (+1). \r\nMask (k) registers are ignored. For example: a micro-op operating with a mask that only enables one element or even zero elements will still trigger this counter (+1)\r\nThis event is defined at the micro-op level and not instruction level. Most instructions are implemented with one micro-op but not all.",17 "SampleAfterValue": "200003",18 "UMask": "0x40"19 },20 {21 "BriefDescription": "Counts the number of scalar SSE, AVX, AVX2, AVX-512 micro-ops except for loads (memory-to-register mov-type micro ops), division, sqrt.",22 "Counter": "0,1",23 "EventCode": "0xC2",24 "EventName": "UOPS_RETIRED.SCALAR_SIMD",25 "PublicDescription": "This event is defined at the micro-op level and not instruction level. Most instructions are implemented with one micro-op but not all.",26 "SampleAfterValue": "200003",27 "UMask": "0x20"28 }29]30