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RE: Enable 32-bit Alignment

From: "Menezes, Evandro" <evandro dot menezes at amd dot com>
To: "H.J. Lu" <hjl at lucon dot org>
Cc: binutils at sourceware dot org, "Meissner, Michael" <michael dot meissner at amd dot com>, "Harle, Christophe" <christophe dot harle at amd dot com>, "rajagopal, dwarak" <dwarak dot rajagopal at amd dot com>
Date: Wed, 4 Jul 2007 16:20:29 -0500
Subject: RE: Enable 32-bit Alignment
References: <1E52B51E700FAF42ADA0B9432F7CCCD2490910@SAUSEXMB1.amd.com> <20070704010231.GA2213@lucon.org> <1E52B51E700FAF42ADA0B9432F7CCCD2490933@SAUSEXMB1.amd.com> <20070704164315.GA3148@lucon.org>

HJ, 

> > Anyways, I wasn't able to find good information on older 
> processors (before Ppro), so I'd rather leave them as is.  
> 
> The old processors should take
> 
> N x 66 90
> 
> They may not be the best, but should run fine.

On some of our 486 and 586-class embedded processors each prefix beyond 2 takes and extra cycle to decode.

Everything else seems fine at first glance (I ask my colleagues to check it further), but I'd rather keep the oldies as is.

Thanks,

-- 
_______________________________________________________
Evandro Menezes               AMD            Austin, TX

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