2fe0330cd7
Benchmark results on Loongson 3C5000 (which is an LA464 implementation):
goos: linux
goarch: loong64
pkg: math/big
cpu: Loongson-3C5000 @ 2200.00MHz
│ test/old_3c5000_addvw.log │ test/new_3c5000_addvw.log │
│ sec/op │ sec/op vs base │
AddVW/1 9.555n ± 0% 5.915n ± 0% -38.09% (p=0.000 n=20)
AddVW/2 11.370n ± 0% 6.825n ± 0% -39.97% (p=0.000 n=20)
AddVW/3 12.485n ± 0% 7.970n ± 0% -36.16% (p=0.000 n=20)
AddVW/4 14.980n ± 0% 9.718n ± 0% -35.13% (p=0.000 n=20)
AddVW/5 16.73n ± 0% 10.63n ± 0% -36.46% (p=0.000 n=20)
AddVW/10 24.57n ± 0% 15.18n ± 0% -38.23% (p=0.000 n=20)
AddVW/100 184.9n ± 0% 102.4n ± 0% -44.62% (p=0.000 n=20)
AddVW/1000 1721.0n ± 0% 921.4n ± 0% -46.46% (p=0.000 n=20)
AddVW/10000 16.83µ ± 0% 11.68µ ± 0% -30.58% (p=0.000 n=20)
AddVW/100000 184.7µ ± 0% 131.3µ ± 0% -28.93% (p=0.000 n=20)
AddVWext/1 9.554n ± 0% 5.915n ± 0% -38.09% (p=0.000 n=20)
AddVWext/2 11.370n ± 0% 6.825n ± 0% -39.97% (p=0.000 n=20)
AddVWext/3 12.505n ± 0% 7.969n ± 0% -36.27% (p=0.000 n=20)
AddVWext/4 14.980n ± 0% 9.718n ± 0% -35.13% (p=0.000 n=20)
AddVWext/5 16.70n ± 0% 10.63n ± 0% -36.33% (p=0.000 n=20)
AddVWext/10 24.54n ± 0% 15.18n ± 0% -38.13% (p=0.000 n=20)
AddVWext/100 185.0n ± 0% 102.4n ± 0% -44.65% (p=0.000 n=20)
AddVWext/1000 1721.0n ± 0% 921.4n ± 0% -46.46% (p=0.000 n=20)
AddVWext/10000 16.83µ ± 0% 11.68µ ± 0% -30.60% (p=0.000 n=20)
AddVWext/100000 184.9µ ± 0% 130.4µ ± 0% -29.51% (p=0.000 n=20)
geomean 155.5n 96.87n -37.70%
Change-Id: I824a90cb365e09d7d0d4a2c53ff4b30cf057a75e
Reviewed-on: https://go-review.googlesource.com/c/go/+/659876
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: abner chenc <chenguoqi@loongson.cn>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Carlos Amedee <carlos@golang.org>
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