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Re: need help on unaligned loads,stores!

To: Geert Uytterhoeven <geert@linux-m68k.org>
Subject: Re: need help on unaligned loads,stores!
From: Ralf Baechle <ralf@linux-mips.org>
Date: Mon, 13 Oct 2003 22:49:06 +0200
Cc: Thomas Horsten <thomas@horsten.com>, "Liu Hongming (Alan)" <alanliu@trident.com.cn>, Linux/MIPS Development <linux-mips@linux-mips.org>
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On Mon, Oct 13, 2003 at 09:34:07PM +0200, Geert Uytterhoeven wrote:

> I guess Liu meant the (patented) instructions to do explicit unaligned
> accesses.  Real MIPS CPUs do support these.

That correct.  Unfortunately emulating of these instructions in exception
handlers would also be covered by the patents, so rewriting which would
be rather easy in all cases I can think of is the way to go ...

  Ralf

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