From: Szabolcs Nagy <szabolcs.nagy@arm.com>
To: Wilco Dijkstra <Wilco.Dijkstra@arm.com>
Cc: 'GNU C Library' <libc-alpha@sourceware.org>
Subject: Re: [PATCH] AArch64: Optimize memcmp
Date: Wed, 1 Dec 2021 11:14:42 +0000 [thread overview]
Message-ID: <20211201111442.GQ1982710@arm.com> (raw)
In-Reply-To: <VE1PR08MB5599AFB984A2F2D9FFAB64A3839A9@VE1PR08MB5599.eurprd08.prod.outlook.com>
The 11/17/2021 14:12, Wilco Dijkstra via Libc-alpha wrote:
> Rewrite memcmp to improve performance. On small and medium inputs performance
> is 10-20% better. Large inputs use a SIMD loop processing 64 bytes per iteration,
> which is 30-50% faster depending on the size.
>
> Passes regress, OK for commit?
thanks, this is ok for master.
prev parent reply other threads:[~2021-12-01 11:15 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-17 14:12 Wilco Dijkstra
2021-12-01 11:14 ` Szabolcs Nagy [this message]
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