tools/perf/pmu-events/arch/x86/sierraforest/floating-point.json

Source file repositories/reference/linux-study-clean/tools/perf/pmu-events/arch/x86/sierraforest/floating-point.json

File Facts

System
Linux kernel
Corpus path
tools/perf/pmu-events/arch/x86/sierraforest/floating-point.json
Extension
.json
Size
4444 bytes
Lines
111
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

[
    {
        "BriefDescription": "Counts the number of cycles when any of the floating point dividers are active.",
        "Counter": "0,1,2,3,4,5,6,7",
        "CounterMask": "1",
        "EventCode": "0xcd",
        "EventName": "ARITH.FPDIV_ACTIVE",
        "SampleAfterValue": "1000003",
        "UMask": "0x2"
    },
    {
        "BriefDescription": "Counts the number of all types of floating point operations per uop with all default weighting",
        "Counter": "0,1,2,3,4,5,6,7",
        "EventCode": "0xc8",
        "EventName": "FP_FLOPS_RETIRED.ALL",
        "SampleAfterValue": "1000003",
        "UMask": "0x3"
    },
    {
        "BriefDescription": "This event is deprecated. [This event is alias to FP_FLOPS_RETIRED.FP64]",
        "Counter": "0,1,2,3,4,5,6,7",
        "Deprecated": "1",
        "EventCode": "0xc8",
        "EventName": "FP_FLOPS_RETIRED.DP",
        "SampleAfterValue": "1000003",
        "UMask": "0x1"
    },
    {
        "BriefDescription": "Counts the number of floating point operations that produce 32 bit single precision results [This event is alias to FP_FLOPS_RETIRED.SP]",
        "Counter": "0,1,2,3,4,5,6,7",
        "EventCode": "0xc8",
        "EventName": "FP_FLOPS_RETIRED.FP32",
        "SampleAfterValue": "1000003",
        "UMask": "0x2"
    },
    {
        "BriefDescription": "Counts the number of floating point operations that produce 64 bit double precision results [This event is alias to FP_FLOPS_RETIRED.DP]",
        "Counter": "0,1,2,3,4,5,6,7",
        "EventCode": "0xc8",
        "EventName": "FP_FLOPS_RETIRED.FP64",
        "SampleAfterValue": "1000003",
        "UMask": "0x1"
    },
    {
        "BriefDescription": "This event is deprecated. [This event is alias to FP_FLOPS_RETIRED.FP32]",
        "Counter": "0,1,2,3,4,5,6,7",
        "Deprecated": "1",
        "EventCode": "0xc8",
        "EventName": "FP_FLOPS_RETIRED.SP",
        "SampleAfterValue": "1000003",
        "UMask": "0x2"
    },
    {
        "BriefDescription": "Counts the total number of  floating point retired instructions.",
        "Counter": "0,1,2,3,4,5,6,7",
        "EventCode": "0xc7",
        "EventName": "FP_INST_RETIRED.128B_DP",
        "SampleAfterValue": "1000003",
        "UMask": "0x8"
    },
    {
        "BriefDescription": "Counts the number of retired instructions whose sources are a packed 128 bit single precision floating point. This may be SSE or AVX.128 operations.",
        "Counter": "0,1,2,3,4,5,6,7",
        "EventCode": "0xc7",
        "EventName": "FP_INST_RETIRED.128B_SP",
        "SampleAfterValue": "1000003",
        "UMask": "0x4"
    },
    {
        "BriefDescription": "Counts the number of retired instructions whose sources are a packed 256 bit double precision floating point.",

Annotation

Implementation Notes