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From: "H.J. Lu" <hjl.tools@gmail.com>
Date: Thu, 07 Dec 2017 17:59:00 -0000
Message-ID: <CAMe9rOqO9yuVAQmx0Lt4GfzzeOYk4k4tMVM0zJeQRGjuQE0g4A@mail.gmail.com>
Subject: Re: [PATCH v3] New generic cosf
To: Paul Clarke <pc@us.ibm.com>
Cc: GNU C Library <libc-alpha@sourceware.org>, Joseph Myers <joseph@codesourcery.com>, 
	Matt Turner <mattst88@gmail.com>, Andreas Schwab <schwab@linux-m68k.org>
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On Thu, Dec 7, 2017 at 9:07 AM, Paul Clarke <pc@us.ibm.com> wrote:
> The same logic used in s_cosf.S version for x86 and powerpc
> is used to create a generic s_cosf.c, so there is no performance
> improvement in x86_64 and powerpc64.
>
> 2017-12-06  Paul A. Clarke  <pc@us.ibm.com>
>
>         * sysdeps/ieee754/flt-32/s_cosf.c: New implementation.

Please take a look at sysdeps/ieee754/flt-32/math_config.h to see how
to share constants between s_cosf.c and s_sinf.c.

-- 
H.J.