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Re: [PATCH] Add cmov into i386 HWCAP_IMPORTANT

From: Daniel Jacobowitz <dan at debian dot org>
To: Gwenole Beauchesne <gbeauchesne at mandrakesoft dot com>
Cc: Jakub Jelinek <jakub at redhat dot com>, GOTO Masanori <gotom at debian dot or dot jp>,libc-alpha at sources dot redhat dot com
Date: Sun, 2 Feb 2003 17:25:52 -0500
Subject: Re: [PATCH] Add cmov into i386 HWCAP_IMPORTANT
References: <20030202053503.GA12736@nevyn.them.org> <3C5C1A6E-368C-11D7-B54B-003065C7D858@mandrakesoft.com>

On Sun, Feb 02, 2003 at 09:56:36AM +0100, Gwenole Beauchesne wrote:
> Hi,
> 
> >>Note that that should be done in the kernel, not in ld.so.
> >
> >The kernel folks outright refused to do this.
> 
> Are you sure? Jeff Garzik told me "there was kernel patch applied in 2.5 
> that checks for CMOV, and reports i586 if it is not present". I also 
> made a similar patch for our 2.4 kernels and it works so far.

I don't see anything of that sort in 2.5 right now, looking at 2.5.59.

> >The GCC folks refuse to change the meaning of -march=i686.
> 
> My opinion is that gcc definition primarily models an i686, an Intel 
> PentiumPro, thus with CMOV support. ;-)

-- 
Daniel Jacobowitz
MontaVista Software                         Debian GNU/Linux Developer

References:
- Re: [PATCH] Add cmov into i386 HWCAP_IMPORTANT
  - From: Daniel Jacobowitz
- Re: [PATCH] Add cmov into i386 HWCAP_IMPORTANT
  - From: Gwenole Beauchesne

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