From: Rasmus Villemoes <linux@rasmusvillemoes.dk>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: "Peter Zijlstra \(Intel\)" <peterz@infradead.org>,
Tejun Heo <tj@kernel.org>, Joe Perches <joe@perches.com>,
linux-kernel@vger.kernel.org,
Nishanth Aravamudan <nacc@linux.vnet.ibm.com>
Subject: Re: [PATCH v1] lib/vsprintf.c: Even faster decimal conversion
Date: Thu, 19 Mar 2015 22:41:40 +0100 [thread overview]
Message-ID: <87oanopsvf.fsf@rasmusvillemoes.dk> (raw)
In-Reply-To: <20150311145229.523118d7190cebece1304d2a@linux-foundation.org> (Andrew Morton's message of "Wed, 11 Mar 2015 14:52:29 -0700")
On Wed, Mar 11 2015, Andrew Morton <akpm@linux-foundation.org> wrote:
> On Wed, 11 Mar 2015 00:01:11 +0100 Rasmus Villemoes <linux@rasmusvillemoes.dk> wrote:
>> Test and verification code on github
>> <https://github.com/Villemoes/dec>. It would be nice if someone could
>> verify the code on architectures other than x86 - in particular, I
>> believe it _should_ work on big-endian, but I have no way of testing
>> that. Benchmark numbers would be nice too, of course.
>
> That would be nice.
>
> It would be best to make this as easy as possible for people.
Verification passed on both ppc64le and ppc64; the microbenchmark showed
improvements in 13-43% range for ppc64le and 13-34% for ppc64.
Thanks to Nishanth Aravamudan.
Rasmus
next prev parent reply other threads:[~2015-03-19 21:41 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-20 23:51 [RFC] lib/vsprintf.c: Even faster decimal conversion Rasmus Villemoes
2015-03-05 15:22 ` Rasmus Villemoes
2015-03-05 16:03 ` Joe Perches
2015-03-05 16:10 ` Tejun Heo
2015-03-05 22:24 ` Rasmus Villemoes
2015-03-10 10:47 ` Rasmus Villemoes
2015-03-10 12:42 ` Tejun Heo
2015-03-10 12:57 ` Rasmus Villemoes
2015-03-10 23:01 ` [PATCH v1] " Rasmus Villemoes
2015-03-11 21:52 ` Andrew Morton
2015-03-19 21:41 ` Rasmus Villemoes [this message]
2015-03-12 18:49 ` Jeff Epler
2015-03-13 0:08 ` Jeff Epler
2015-03-13 0:30 ` Jeff Epler
2015-03-13 8:58 ` [PATCH] lib/vsprintf.c: silence sparse warnings about decpair[] initialization Rasmus Villemoes
2015-03-19 21:44 ` [PATCH] lib/vsprintf.c: improve put_dec_trunc8 slightly Rasmus Villemoes
2015-03-18 0:50 ` [RFC] lib/vsprintf.c: Even faster decimal conversion Denys Vlasenko
2015-03-18 0:52 ` Denys Vlasenko
2015-03-18 17:10 ` Rasmus Villemoes
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