xref: /kernel/linux/linux-6.6/tools/perf/pmu-events/arch/x86/skylake/floating-point.json

[
    {
        "BriefDescription": "Counts once for most SIMD 128-bit packed computational double precision floating-point instructions retired. Counts twice for DPP and FM(N)ADD/SUB instructions retired.",
        "EventCode": "0xC7",
        "EventName": "FP_ARITH_INST_RETIRED.128B_PACKED_DOUBLE",
        "PublicDescription": "Counts once for most SIMD 128-bit packed computational double precision floating-point instructions retired; some instructions will count twice as noted below.  Each count represents 2 computation operations, one for each element.  Applies to packed double precision floating-point instructions: ADD SUB HADD HSUB SUBADD MUL DIV MIN MAX SQRT DPP FM(N)ADD/SUB.  DPP and FM(N)ADD/SUB instructions count twice as they perform 2 calculations per element. The DAZ and FTZ flags in the MXCSR register need to be set when using these events.",
        "SampleAfterValue": "2000003",
        "UMask": "0x4"
    },
    {
        "BriefDescription": "Counts once for most SIMD 128-bit packed computational single precision floating-point instruction retired. Counts twice for DPP and FM(N)ADD/SUB instructions retired.",
        "EventCode": "0xC7",
        "EventName": "FP_ARITH_INST_RETIRED.128B_PACKED_SINGLE",
        "PublicDescription": "Counts once for most SIMD 128-bit packed computational single precision floating-point instructions retired; some instructions will count twice as noted below.  Each count represents 4 computation operations, one for each element.  Applies to packed single precision floating-point instructions: ADD SUB HADD HSUB SUBADD MUL DIV MIN MAX SQRT RSQRT RCP DPP FM(N)ADD/SUB.  DPP and FM(N)ADD/SUB instructions count twice as they perform 2 calculations per element. The DAZ and FTZ flags in the MXCSR register need to be set when using these events.",
        "SampleAfterValue": "2000003",
        "UMask": "0x8"
    },
    {
        "BriefDescription": "Counts once for most SIMD 256-bit packed double computational precision floating-point instructions retired. Counts twice for DPP and FM(N)ADD/SUB instructions retired.",
        "EventCode": "0xC7",
        "EventName": "FP_ARITH_INST_RETIRED.256B_PACKED_DOUBLE",
        "PublicDescription": "Counts once for most SIMD 256-bit packed double computational precision floating-point instructions retired; some instructions will count twice as noted below.  Each count represents 4 computation operations, one for each element.  Applies to packed double precision floating-point instructions: ADD SUB HADD HSUB SUBADD MUL DIV MIN MAX SQRT FM(N)ADD/SUB.  FM(N)ADD/SUB instructions count twice as they perform 2 calculations per element. The DAZ and FTZ flags in the MXCSR register need to be set when using these events.",
        "SampleAfterValue": "2000003",
        "UMask": "0x10"
    },
    {
        "BriefDescription": "Counts once for most SIMD 256-bit packed single computational precision floating-point instructions retired. Counts twice for DPP and FM(N)ADD/SUB instructions retired.",
        "EventCode": "0xC7",
        "EventName": "FP_ARITH_INST_RETIRED.256B_PACKED_SINGLE",
        "PublicDescription": "Counts once for most SIMD 256-bit packed single computational precision floating-point instructions retired; some instructions will count twice as noted below.  Each count represents 8 computation operations, one for each element.  Applies to packed single precision floating-point instructions: ADD SUB HADD HSUB SUBADD MUL DIV MIN MAX SQRT RSQRT RCP DPP FM(N)ADD/SUB.  DPP and FM(N)ADD/SUB instructions count twice as they perform 2 calculations per element. The DAZ and FTZ flags in the MXCSR register need to be set when using these events.",
        "SampleAfterValue": "2000003",
        "UMask": "0x20"
    },
    {
        "BriefDescription": "Number of SSE/AVX computational 128-bit packed single and 256-bit packed double precision FP instructions retired; some instructions will count twice as noted below.  Each count represents 2 or/and 4 computation operations, 1 for each element.  Applies to SSE* and AVX* packed single precision and packed double precision FP instructions: ADD SUB HADD HSUB SUBADD MUL DIV MIN MAX RCP14 RSQRT14 SQRT DPP FM(N)ADD/SUB.  DPP and FM(N)ADD/SUB count twice as they perform 2 calculations per element.",
        "EventCode": "0xC7",
        "EventName": "FP_ARITH_INST_RETIRED.4_FLOPS",
        "PublicDescription": "Number of SSE/AVX computational 128-bit packed single precision and 256-bit packed double precision  floating-point instructions retired; some instructions will count twice as noted below.  Each count represents 2 or/and 4 computation operations, one for each element.  Applies to SSE* and AVX* packed single precision floating-point and packed double precision floating-point instructions: ADD SUB HADD HSUB SUBADD MUL DIV MIN MAX RCP14 RSQRT14 SQRT DPP FM(N)ADD/SUB.  DPP and FM(N)ADD/SUB instructions count twice as they perform 2 calculations per element. The DAZ and FTZ flags in the MXCSR register need to be set when using these events.",
        "SampleAfterValue": "1000003",
        "UMask": "0x18"
    },
    {
        "BriefDescription": "Counts once for most SIMD scalar computational floating-point instructions retired. Counts twice for DPP and FM(N)ADD/SUB instructions retired.",
        "EventCode": "0xC7",
        "EventName": "FP_ARITH_INST_RETIRED.SCALAR",
        "PublicDescription": "Counts once for most SIMD scalar computational single precision and double precision floating-point instructions retired; some instructions will count twice as noted below.  Each count represents 1 computational operation. Applies to SIMD scalar single precision floating-point instructions: ADD SUB MUL DIV MIN MAX SQRT RSQRT RCP FM(N)ADD/SUB.  FM(N)ADD/SUB instructions count twice as they perform 2 calculations per element. The DAZ and FTZ flags in the MXCSR register need to be set when using these events.",
        "SampleAfterValue": "2000003",
        "UMask": "0x3"
    },
    {
        "BriefDescription": "Counts once for most SIMD scalar computational double precision floating-point instructions retired. Counts twice for DPP and FM(N)ADD/SUB instructions retired.",
        "EventCode": "0xC7",
        "EventName": "FP_ARITH_INST_RETIRED.SCALAR_DOUBLE",
        "PublicDescription": "Counts once for most SIMD scalar computational double precision floating-point instructions retired; some instructions will count twice as noted below.  Each count represents 1 computational operation. Applies to SIMD scalar double precision floating-point instructions: ADD SUB MUL DIV MIN MAX SQRT FM(N)ADD/SUB.  FM(N)ADD/SUB instructions count twice as they perform 2 calculations per element. The DAZ and FTZ flags in the MXCSR register need to be set when using these events.",
        "SampleAfterValue": "2000003",
        "UMask": "0x1"
    },
    {
        "BriefDescription": "Counts once for most SIMD scalar computational single precision floating-point instructions retired. Counts twice for DPP and FM(N)ADD/SUB instructions retired.",
        "EventCode": "0xC7",
        "EventName": "FP_ARITH_INST_RETIRED.SCALAR_SINGLE",
        "PublicDescription": "Counts once for most SIMD scalar computational single precision floating-point instructions retired; some instructions will count twice as noted below.  Each count represents 1 computational operation. Applies to SIMD scalar single precision floating-point instructions: ADD SUB MUL DIV MIN MAX SQRT RSQRT RCP FM(N)ADD/SUB.  FM(N)ADD/SUB instructions count twice as they perform 2 calculations per element. The DAZ and FTZ flags in the MXCSR register need to be set when using these events.",
        "SampleAfterValue": "2000003",
        "UMask": "0x2"
    },
    {
        "BriefDescription": "Number of any Vector retired FP arithmetic instructions",
        "EventCode": "0xC7",
        "EventName": "FP_ARITH_INST_RETIRED.VECTOR",
        "SampleAfterValue": "2000003",
        "UMask": "0xfc"
    },
    {
        "BriefDescription": "Cycles with any input/output SSE or FP assist",
        "CounterMask": "1",
        "EventCode": "0xCA",
        "EventName": "FP_ASSIST.ANY",
        "PublicDescription": "Counts cycles with any input and output SSE or x87 FP assist. If an input and output assist are detected on the same cycle the event increments by 1.",
        "SampleAfterValue": "100003",
        "UMask": "0x1e"
    }
]