From: Denys Vlasenko <vda.linux@googlemail.com>
To: Rich Felker <dalias@libc.org>
Cc: musl <musl@lists.openwall.com>
Subject: Re: [PATCH] x86_64/memset: use "small block" code for blocks up to 30 bytes long
Date: Wed, 18 Feb 2015 10:05:31 +0100 [thread overview]
Message-ID: <CAK1hOcOSxzkoC=ZuC_jE3O+rSVMHGpPWumssvsbbKYSOM9PgYw@mail.gmail.com> (raw)
In-Reply-To: <20150217211247.GI23507@brightrain.aerifal.cx>
On Tue, Feb 17, 2015 at 10:12 PM, Rich Felker <dalias@libc.org> wrote:
> For
> me, I get ~1 cycle difference for a number of the small runs, but on
> your test that measures rates in a way that's probably more applicable
> to real-world use, there was no measureable difference one way or the
> other.
We had an enjoyable bike shed painting session, don't we?
"Optimizing memset", a must for anyone who knows assembly :D
prev parent reply other threads:[~2015-02-18 9:05 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-13 16:39 Denys Vlasenko
2015-02-14 19:35 ` Rich Felker
2015-02-15 4:06 ` Rich Felker
2015-02-15 14:07 ` Denys Vlasenko
2015-02-15 15:03 ` Rich Felker
2015-02-15 21:44 ` Denys Vlasenko
2015-02-15 22:55 ` Rich Felker
2015-02-16 10:09 ` Denys Vlasenko
2015-02-16 15:12 ` Rich Felker
2015-02-16 17:36 ` Rich Felker
2015-02-17 13:08 ` Denys Vlasenko
2015-02-17 16:12 ` Rich Felker
2015-02-17 16:51 ` Denys Vlasenko
2015-02-17 17:30 ` Denys Vlasenko
2015-02-17 17:40 ` Rich Felker
2015-02-17 18:53 ` Denys Vlasenko
2015-02-17 21:12 ` Rich Felker
2015-02-18 9:05 ` Denys Vlasenko [this message]
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