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Date: Tue, 27 Aug 2013 01:26:42 +0100
From: Rafael Waldo Delgado Doblas <lord.rafa@...il.com>
To: john-dev@...ts.openwall.com
Subject: Re: Parallella: Litecoin mining

Hello Alexander,

2013/8/25 Solar Designer <solar@...nwall.com>

> On Sun, Aug 25, 2013 at 03:36:06AM +0400, Solar Designer wrote:
> > I took a look at your committed code - it tries to use TMTO 5, but it
> > just gets stuck somewhere.  So I've just spent an hour playing around
> > with it, optimizing its memory usage.  Please see the attached patch.
>
> Oops, I forgot to re-attach the patch when moving the message body to
> the proper thread.  I've attached the patch now.
>

Thanks for the help with the patch, it has new amazing things that I didn't
knew, there something that make me surprise, why did you use macros instead
of functions? Isn't the macro copy-pased into the code in each call?


>
> > With this patch, the code + read-only data size is reduced by about 1700
> > bytes, and it pretends to work, but when I enable the debugging output
> > in driver-epiphany.c, the hashes computed on ARM and Epiphany don't
> > match.  Moreover, they don't match even if I reduce TMTO to 6 (and
> > adjust DIVTMTO accordingly).  My guess is that you had introduced some
> > bug, so I am leaving it up to you to debug it. ;-)  It is, of course,
> > also possible that the bug is in my patch.
>

mmm it's amazing because I was comparing your patch patch with the last
know working commit and looks like every thing is almost correct. I will
check as soon I can.

Regards,
Rafael.

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