tools/perf/pmu-events/arch/x86/amdzen5/floating-point.json

Source file repositories/reference/linux-study-clean/tools/perf/pmu-events/arch/x86/amdzen5/floating-point.json

File Facts

System
Linux kernel
Corpus path
tools/perf/pmu-events/arch/x86/amdzen5/floating-point.json
Extension
.json
Size
25171 bytes
Lines
813
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

[
  {
    "EventName": "fp_ret_x87_fp_ops.add_sub_ops",
    "EventCode": "0x02",
    "BriefDescription": "Retired x87 floating-point add and subtract ops.",
    "UMask": "0x01"
  },
  {
    "EventName": "fp_ret_x87_fp_ops.mul_ops",
    "EventCode": "0x02",
    "BriefDescription": "Retired x87 floating-point multiply ops.",
    "UMask": "0x02"
  },
  {
    "EventName": "fp_ret_x87_fp_ops.div_sqrt_ops",
    "EventCode": "0x02",
    "BriefDescription": "Retired x87 floating-point divide and square root ops.",
    "UMask": "0x04"
  },
  {
    "EventName": "fp_ret_x87_fp_ops.all",
    "EventCode": "0x02",
    "BriefDescription": "Retired x87 floating-point ops of all types.",
    "UMask": "0x07"
  },
  {
    "EventName": "fp_ret_sse_avx_ops.add_sub_flops",
    "EventCode": "0x03",
    "BriefDescription": "Retired SSE and AVX floating-point add and subtract ops.",
    "UMask": "0x01"
  },
  {
    "EventName": "fp_ret_sse_avx_ops.mult_flops",
    "EventCode": "0x03",
    "BriefDescription": "Retired SSE and AVX floating-point multiply ops.",
    "UMask": "0x02"
  },
  {
    "EventName": "fp_ret_sse_avx_ops.div_flops",
    "EventCode": "0x03",
    "BriefDescription": "Retired SSE and AVX floating-point divide and square root ops.",
    "UMask": "0x04"
  },
  {
    "EventName": "fp_ret_sse_avx_ops.mac_flops",
    "EventCode": "0x03",
    "BriefDescription": "Retired SSE and AVX floating-point multiply-accumulate ops (each operation is counted as 2 ops).",
    "UMask": "0x08"
  },
  {
    "EventName": "fp_ret_sse_avx_ops.bfloat16_flops",
    "EventCode": "0x03",
    "BriefDescription": "Retired SSE and AVX floating-point bfloat16 ops.",
    "UMask": "0x20"
  },
  {
    "EventName": "fp_ret_sse_avx_ops.scalar_single_flops",
    "EventCode": "0x03",
    "BriefDescription": "Retired SSE and AVX floating-point scalar single-precision ops.",
    "UMask": "0x40"
  },
  {
    "EventName": "fp_ret_sse_avx_ops.packed_single_flops",
    "EventCode": "0x03",
    "BriefDescription": "Retired SSE and AVX floating-point packed single-precision ops.",
    "UMask": "0x60"
  },
  {
    "EventName": "fp_ret_sse_avx_ops.scalar_double_flops",
    "EventCode": "0x03",

Annotation

Implementation Notes