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Date: Thu, 10 Dec 2009 13:20:34 -0800
From: David Hulton <>
Subject: Re: Bit slice DES for CUDA

I don't know if this helps at all but Marc Bevand did a bitslice DES
implementation for the PS3 which may be closer to what you're looking


On Thu, Dec 10, 2009 at 12:40 PM, Dennis Yurichev <> wrote:
> Does anybody had attempt to port bit sliced DES routines to CUDA?
> I tried (got deseval.c from )
> But it work very slow, because compiled routine consumes a lot of
> registers and they shifted to local memory, which is very slow.

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