Vasily Leonenko f2e9076764 internal/bytealg: optimize Count/CountString on arm64
Introduce ABIInternal support for Count/CountString
Move <32 size block from function end to beginning as fastpath

goos: linux
goarch: arm64
pkg: strings
                   │   base.txt   │               new.txt                │
                   │     B/s      │     B/s       vs base                │
CountByte/10         672.5Mi ± 0%   692.9Mi ± 0%   +3.04% (p=0.000 n=10)
CountByte/32         3.592Gi ± 0%   3.970Gi ± 0%  +10.53% (p=0.000 n=10)
CountByte/4096       16.63Gi ± 0%   16.73Gi ± 0%   +0.64% (p=0.000 n=10)
CountByte/4194304    14.97Gi ± 2%   15.02Gi ± 1%        ~ (p=0.190 n=10)
CountByte/67108864   12.50Gi ± 0%   12.50Gi ± 0%        ~ (p=0.853 n=10)
geomean              5.931Gi        6.099Gi        +2.83%

Change-Id: I5af1be2b117d9fb8d570739637499923de62251c
Reviewed-on: https://go-review.googlesource.com/c/go/+/662395
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Keith Randall <khr@golang.org>
Reviewed-by: Keith Randall <khr@google.com>
Commit-Queue: Keith Randall <khr@golang.org>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-by: Keith Randall <khr@golang.org>
2025-04-03 09:21:11 -07:00
2025-04-03 08:07:11 -07:00
2025-04-03 08:07:11 -07:00
2025-03-20 04:38:55 -07:00
2024-08-09 14:54:31 +00:00
2010-12-06 16:31:59 -05:00
2024-07-22 17:45:27 +00:00

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