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Re: PATCH: Improve 64 bit strchr and strrchr functions for atom (withSSE2 but without using bsf, bsr)

From: Dmitrieva Liubov <liubov dot dmitrieva at gmail dot com>
To: libc-alpha at sourceware dot org
Date: Tue, 23 Aug 2011 11:49:57 +0400
Subject: Re: PATCH: Improve 64 bit strchr and strrchr functions for atom (withSSE2 but without using bsf, bsr)
References: <CAHjhQ90WwyE6cVvyqAn6z0hOTmwFSBnPmBzYrjibN3ruM21dYw@mail.gmail.com>

Reposting.

2011/8/8 Dmitrieva Liubov <liubov.dmitrieva@gmail.com>:
> Hello,
>
> This patch improves strchr and strrchr functions on atom for 64 bit
> mode (uses SSE2 but without using bsf, bsr instructions).
>
> It improves performance by up to 3X for strchr and strrchr on atom.
>
>
> --
> Liubov Dmitrieva
>

References:
- PATCH: Improve 64 bit strchr and strrchr functions for atom (withSSE2 but without using bsf, bsr)
  - From: Dmitrieva Liubov

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