Training courses

Kernel and Embedded Linux

Bootlin training courses

Embedded Linux, kernel,
Yocto Project, Buildroot, real-time,
graphics, boot time, debugging...

Bootlin logo

Elixir Cross Referencer

Open Menu /tools/perf/pmu-events/arch/x86/haswellx/floating-point.json 
 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
[
    {
        "EventCode": "0xC1",
        "UMask": "0x8",
        "BriefDescription": "Number of transitions from AVX-256 to legacy SSE when penalty applicable.",
        "Counter": "0,1,2,3",
        "EventName": "OTHER_ASSISTS.AVX_TO_SSE",
        "Errata": "HSD56, HSM57",
        "SampleAfterValue": "100003",
        "CounterHTOff": "0,1,2,3,4,5,6,7"
    },
    {
        "EventCode": "0xC1",
        "UMask": "0x10",
        "BriefDescription": "Number of transitions from SSE to AVX-256 when penalty applicable.",
        "Counter": "0,1,2,3",
        "EventName": "OTHER_ASSISTS.SSE_TO_AVX",
        "Errata": "HSD56, HSM57",
        "SampleAfterValue": "100003",
        "CounterHTOff": "0,1,2,3,4,5,6,7"
    },
    {
        "EventCode": "0xCA",
        "UMask": "0x2",
        "BriefDescription": "Number of X87 assists due to output value.",
        "Counter": "0,1,2,3",
        "EventName": "FP_ASSIST.X87_OUTPUT",
        "PublicDescription": "Number of X87 FP assists due to output values.",
        "SampleAfterValue": "100003",
        "CounterHTOff": "0,1,2,3,4,5,6,7"
    },
    {
        "EventCode": "0xCA",
        "UMask": "0x4",
        "BriefDescription": "Number of X87 assists due to input value.",
        "Counter": "0,1,2,3",
        "EventName": "FP_ASSIST.X87_INPUT",
        "PublicDescription": "Number of X87 FP assists due to input values.",
        "SampleAfterValue": "100003",
        "CounterHTOff": "0,1,2,3,4,5,6,7"
    },
    {
        "EventCode": "0xCA",
        "UMask": "0x8",
        "BriefDescription": "Number of SIMD FP assists due to Output values",
        "Counter": "0,1,2,3",
        "EventName": "FP_ASSIST.SIMD_OUTPUT",
        "PublicDescription": "Number of SIMD FP assists due to output values.",
        "SampleAfterValue": "100003",
        "CounterHTOff": "0,1,2,3,4,5,6,7"
    },
    {
        "EventCode": "0xCA",
        "UMask": "0x10",
        "BriefDescription": "Number of SIMD FP assists due to input values",
        "Counter": "0,1,2,3",
        "EventName": "FP_ASSIST.SIMD_INPUT",
        "PublicDescription": "Number of SIMD FP assists due to input values.",
        "SampleAfterValue": "100003",
        "CounterHTOff": "0,1,2,3,4,5,6,7"
    },
    {
        "EventCode": "0xCA",
        "UMask": "0x1e",
        "BriefDescription": "Cycles with any input/output SSE or FP assist",
        "Counter": "0,1,2,3",
        "EventName": "FP_ASSIST.ANY",
        "CounterMask": "1",
        "PublicDescription": "Cycles with any input/output SSE* or FP assists.",
        "SampleAfterValue": "100003",
        "CounterHTOff": "0,1,2,3"
    },
    {
        "EventCode": "0xC6",
        "UMask": "0x7",
        "BriefDescription": "Approximate counts of AVX & AVX2 256-bit instructions, including non-arithmetic instructions, loads, and stores.  May count non-AVX instructions that employ 256-bit operations, including (but not necessarily limited to) rep string instructions that use 256-bit loads and stores for optimized performance, XSAVE* and XRSTOR*, and operations that transition the x87 FPU data registers between x87 and MMX.",
        "Counter": "0,1,2,3",
        "EventName": "AVX_INSTS.ALL",
        "PublicDescription": "Note that a whole rep string only counts AVX_INST.ALL once.",
        "SampleAfterValue": "2000003",
        "CounterHTOff": "0,1,2,3,4,5,6,7"
    }
]