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doc: add M4 speedup benchmarks (#1)

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KaranocaVe
2025-10-27 22:50:35 +08:00
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@@ -116,6 +116,8 @@ geomean 5.436Gi 6.215Gi +14.33%
```
## Decode Speedup by ASM
### Apple M4 Max
```
goos: darwin
goarch: arm64
@@ -137,3 +139,26 @@ DecodeTo/4K-16 7.450Gi ± 1% 10.749Gi ± 0% +44.29% (p=0.002 n=6)
DecodeTo/32K-16 7.638Gi ± 0% 10.911Gi ± 0% +42.84% (p=0.002 n=6)
geomean 6.024Gi 8.903Gi +47.81%
```
### Apple M4
```
goos: darwin
goarch: arm64
pkg: github.com/fumiama/go-base16384
cpu: Apple M4
│ old.txt │ new.txt │
│ sec/op │ sec/op vs base │
DecodeTo/16-10 8.090n ± 4% 3.797n ± 2% -53.06% (p=0.002 n=6)
DecodeTo/256-10 50.81n ± 0% 32.84n ± 0% -35.37% (p=0.002 n=6)
DecodeTo/4K-10 644.5n ± 0% 439.2n ± 0% -31.85% (p=0.002 n=6)
DecodeTo/32K-10 5.113µ ± 13% 3.462µ ± 0% -32.29% (p=0.002 n=6)
geomean 191.8n 117.3n -38.84%
│ old.txt │ new.txt │
│ B/s │ B/s vs base │
DecodeTo/16-10 2.533Gi ± 4% 5.395Gi ± 2% +112.97% (p=0.002 n=6)
DecodeTo/256-10 5.425Gi ± 0% 8.394Gi ± 0% +54.72% (p=0.002 n=6)
DecodeTo/4K-10 6.768Gi ± 0% 9.934Gi ± 0% +46.78% (p=0.002 n=6)
DecodeTo/32K-10 6.822Gi ± 12% 10.08Gi ± 0% +47.75% (p=0.002 n=6)
geomean 5.019Gi 8.205Gi +63.48%
```