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| author | limeidan <limeidan@loongson.cn> | 2025-04-23 11:04:15 +0800 |
|---|---|---|
| committer | abner chenc <chenguoqi@loongson.cn> | 2025-05-08 19:13:30 -0700 |
| commit | 7bc714d60173af7e783fc69e1bc532ab4aab11ba (patch) | |
| tree | db2673250bac98e9e22ae9b5614847bedc484c90 /src/cmd | |
| parent | d65c209b4b5bc99e7e5587817b79e0850cff32cb (diff) | |
| download | go-7bc714d60173af7e783fc69e1bc532ab4aab11ba.tar.xz | |
internal/bytealg: optimize the function indexbyte using SIMD on loong64
goos: linux
goarch: loong64
pkg: bytes
cpu: Loongson-3C5000 @ 2200.00MHz
│ old │ new │
│ sec/op │ sec/op vs base │
IndexByte/10 19.32n ± 0% 11.84n ± 0% -38.72% (p=0.000 n=10)
IndexByte/32 49.34n ± 0% 14.11n ± 0% -71.40% (p=0.000 n=10)
IndexByte/4K 5608.0n ± 0% 138.8n ± 0% -97.52% (p=0.000 n=10)
IndexByte/4M 3822.8µ ± 0% 119.4µ ± 0% -96.88% (p=0.000 n=10)
IndexByte/64M 61.826m ± 1% 3.812m ± 0% -93.83% (p=0.000 n=10)
geomean 16.61µ 1.602µ -90.35%
goos: linux
goarch: loong64
pkg: bytes
cpu: Loongson-3A6000-HV @ 2500.00MHz
│ old │ new │
│ sec/op │ sec/op vs base │
IndexByte/10 6.809n ± 0% 5.804n ± 0% -14.75% (p=0.000 n=10)
IndexByte/32 16.015n ± 0% 6.404n ± 0% -60.01% (p=0.000 n=10)
IndexByte/4K 1651.00n ± 0% 52.83n ± 0% -96.80% (p=0.000 n=10)
IndexByte/4M 1680.76µ ± 0% 91.10µ ± 0% -94.58% (p=0.000 n=10)
IndexByte/64M 26.878m ± 0% 2.010m ± 27% -92.52% (p=0.000 n=10)
geomean 6.054µ 815.0n -86.54%
Change-Id: Ib75b997249708f921c6717eba43543c6650bf376
Reviewed-on: https://go-review.googlesource.com/c/go/+/668055
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: abner chenc <chenguoqi@loongson.cn>
Reviewed-by: Cherry Mui <cherryyz@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: sophie zhao <zhaoxiaolin@loongson.cn>
Diffstat (limited to 'src/cmd')
0 files changed, 0 insertions, 0 deletions