Follow @Openwall on Twitter for new release announcements and other news
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date: Sun, 11 Aug 2013 01:11:35 -0400
From: Rich Felker <>
Subject: Re: Optimized C memcpy [updated]

On Wed, Aug 07, 2013 at 02:21:24PM -0400, Rich Felker wrote:
> Unfortunately it only works on little-endian (I haven't though much
> yet about how it could be adapted to big-endian), but testing it on

Making it work for big endian was simply a matter of reversing the
direction of the shifts. I've updated it with this change, and some
other minor improvements. See attached file. If this works on on all
existing archs, I think it might be worth committing.


View attachment "memcpy_risc4.c" of type "text/plain" (3017 bytes)

Powered by blists - more mailing lists

Confused about mailing lists and their use? Read about mailing lists on Wikipedia and check out these guidelines on proper formatting of your messages.