From: Tavis Ormandy <taviso@gentoo.org>
To: Philippe Lafoucri?re <lafou@wanadoo.fr>
Cc: Gentoo-dev <gentoo-dev@gentoo.org>
Subject: Re: [gentoo-dev] Script to test instruction set.
Date: Tue, 12 Aug 2003 14:43:07 +0000 [thread overview]
Message-ID: <20030812144307.GB17986@sdf.lonestar.org> (raw)
In-Reply-To: <1060698365.2923.24.camel@biproc>
On Tue, Aug 12, 2003 at 04:26:05PM +0200, Philippe Lafoucri?re wrote:
>
> > $ ./analyse-x86 /bin/ls
> > Checking vendor_id string...GenuineIntel
> > Disassembling /bin/ls, please wait...
> > i486: 0 i586: 0 ppro: 15 mmx: 0 sse: 8 sse2: 0
> > /bin/ls will run on Pentium III (pentium3) or higher processor.
>
>
> did you emerge binutils using these values ?
> It may come from a stage install (i686)...
>
no, i used -march=pentium4.
not all code can take advantage of extended instruction sets, im
confident the script is correct.
The value in brackets is the lowest value you could have passed to
-march= in gcc and have the same results (not including scheduling, which
obviously doesnt affect compatability).
--
-------------------------------------
taviso@sdf.lonestar.org | finger me for my gpg key.
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gentoo-dev@gentoo.org mailing list
next prev parent reply other threads:[~2003-08-12 14:43 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-08-12 11:55 [gentoo-dev] Script to test instruction set Tavis Ormandy
2003-08-12 14:13 ` Norbert Kamenicky
2003-08-12 14:45 ` Tavis Ormandy
2003-08-12 14:26 ` Philippe Lafoucrière
2003-08-12 14:43 ` Tavis Ormandy [this message]
2003-08-12 15:37 ` Ned Ludd
2003-08-12 18:23 ` Georgi Georgiev
2003-08-13 5:04 ` Joerg Plate
2003-08-13 8:08 ` Georgi Georgiev
2003-08-13 8:24 ` Georgi Georgiev
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