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Merged
tap merged 1 commit into from
Sep 17, 2026
+30 −6
Merged

bench: seed the instruction-count baselines from the first main run #26

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11 changes: 10 additions & 1 deletion bench/README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -118,7 +118,16 @@ shape is fixed so the record stays greppable:

| key | scenario | before | after | delta | reason | main run (URL) | main SHA | arm-none-eabi-gcc | qemu-system-arm |
|---|---|---|---|---|---|---|---|---|---|
| all | all | — | — | — | **unseeded**: the skeleton is empty by design; numbers are measured on CI, never typed in | — | — | — | — |
| m33 | rfft_f32_2048 | — | 116,385,409 | — | **seeded** from the first push-to-main run after #21 merged (vendored Ooura C, `TAP_DSP_BENCH_ENGINE=reference_c`; m55 = CMSIS-DSP Helium, m55-ooura = the Ooura fallback) | [run 35281280300](https://github.com/tap/DspTap/actions/runs/35281280300) | df482d1 | 13.2.1 (15:13.2.rel1-2) | 8.2.2 (1:8.2.2+ds-0ubuntu1.18) |
| m33 | rfft_f32_512 | — | 102,248,169 | — | **seeded** from the first push-to-main run after #21 merged (vendored Ooura C, `TAP_DSP_BENCH_ENGINE=reference_c`; m55 = CMSIS-DSP Helium, m55-ooura = the Ooura fallback) | [run 35281280300](https://github.com/tap/DspTap/actions/runs/35281280300) | df482d1 | 13.2.1 (15:13.2.rel1-2) | 8.2.2 (1:8.2.2+ds-0ubuntu1.18) |
| m4-softfp | rfft_f32_2048 | — | 2,296,984,479 | — | **seeded** from the first push-to-main run after #21 merged (vendored Ooura C, `TAP_DSP_BENCH_ENGINE=reference_c`; m55 = CMSIS-DSP Helium, m55-ooura = the Ooura fallback) | [run 35281280300](https://github.com/tap/DspTap/actions/runs/35281280300) | df482d1 | 13.2.1 (15:13.2.rel1-2) | 8.2.2 (1:8.2.2+ds-0ubuntu1.18) |
| m4-softfp | rfft_f32_512 | — | 1,868,441,244 | — | **seeded** from the first push-to-main run after #21 merged (vendored Ooura C, `TAP_DSP_BENCH_ENGINE=reference_c`; m55 = CMSIS-DSP Helium, m55-ooura = the Ooura fallback) | [run 35281280300](https://github.com/tap/DspTap/actions/runs/35281280300) | df482d1 | 13.2.1 (15:13.2.rel1-2) | 8.2.2 (1:8.2.2+ds-0ubuntu1.18) |
| m4f | rfft_f32_2048 | — | 111,859,257 | — | **seeded** from the first push-to-main run after #21 merged (vendored Ooura C, `TAP_DSP_BENCH_ENGINE=reference_c`; m55 = CMSIS-DSP Helium, m55-ooura = the Ooura fallback) | [run 35281280300](https://github.com/tap/DspTap/actions/runs/35281280300) | df482d1 | 13.2.1 (15:13.2.rel1-2) | 8.2.2 (1:8.2.2+ds-0ubuntu1.18) |
| m4f | rfft_f32_512 | — | 98,090,666 | — | **seeded** from the first push-to-main run after #21 merged (vendored Ooura C, `TAP_DSP_BENCH_ENGINE=reference_c`; m55 = CMSIS-DSP Helium, m55-ooura = the Ooura fallback) | [run 35281280300](https://github.com/tap/DspTap/actions/runs/35281280300) | df482d1 | 13.2.1 (15:13.2.rel1-2) | 8.2.2 (1:8.2.2+ds-0ubuntu1.18) |
| m55 | rfft_f32_2048 | — | 54,858,120 | — | **seeded** from the first push-to-main run after #21 merged (vendored Ooura C, `TAP_DSP_BENCH_ENGINE=reference_c`; m55 = CMSIS-DSP Helium, m55-ooura = the Ooura fallback) | [run 35281280300](https://github.com/tap/DspTap/actions/runs/35281280300) | df482d1 | 13.2.1 (15:13.2.rel1-2) | 8.2.2 (1:8.2.2+ds-0ubuntu1.18) |
| m55 | rfft_f32_512 | — | 52,382,331 | — | **seeded** from the first push-to-main run after #21 merged (vendored Ooura C, `TAP_DSP_BENCH_ENGINE=reference_c`; m55 = CMSIS-DSP Helium, m55-ooura = the Ooura fallback) | [run 35281280300](https://github.com/tap/DspTap/actions/runs/35281280300) | df482d1 | 13.2.1 (15:13.2.rel1-2) | 8.2.2 (1:8.2.2+ds-0ubuntu1.18) |
| m55-ooura | rfft_f32_2048 | — | 107,806,480 | — | **seeded** from the first push-to-main run after #21 merged (vendored Ooura C, `TAP_DSP_BENCH_ENGINE=reference_c`; m55 = CMSIS-DSP Helium, m55-ooura = the Ooura fallback) | [run 35281280300](https://github.com/tap/DspTap/actions/runs/35281280300) | df482d1 | 13.2.1 (15:13.2.rel1-2) | 8.2.2 (1:8.2.2+ds-0ubuntu1.18) |
| m55-ooura | rfft_f32_512 | — | 94,561,954 | — | **seeded** from the first push-to-main run after #21 merged (vendored Ooura C, `TAP_DSP_BENCH_ENGINE=reference_c`; m55 = CMSIS-DSP Helium, m55-ooura = the Ooura fallback) | [run 35281280300](https://github.com/tap/DspTap/actions/runs/35281280300) | df482d1 | 13.2.1 (15:13.2.rel1-2) | 8.2.2 (1:8.2.2+ds-0ubuntu1.18) |

`before` is `—` for a seed. `main SHA` is the commit on `main` whose push
run measured the numbers: a pull-request head SHA stops resolving after
Expand Down
25 changes: 20 additions & 5 deletions bench/baselines.json
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Original file line number Diff line number Diff line change
@@ -1,7 +1,22 @@
{
"m33": {},
"m4-softfp": {},
"m4f": {},
"m55": {},
"m55-ooura": {}
"m33": {
"rfft_f32_2048": 116385409,
"rfft_f32_512": 102248169
},
"m4-softfp": {
"rfft_f32_2048": 2296984479,
"rfft_f32_512": 1868441244
},
"m4f": {
"rfft_f32_2048": 111859257,
"rfft_f32_512": 98090666
},
"m55": {
"rfft_f32_2048": 54858120,
"rfft_f32_512": 52382331
},
"m55-ooura": {
"rfft_f32_2048": 107806480,
"rfft_f32_512": 94561954
}
}
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