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Message-ID: <CAAepdCaJPTBHa8C=cP8TuO9S131YbkQvt1EmmX0_JOURVAba2A@mail.gmail.com>
Date: Tue, 10 Sep 2013 12:15:51 +0200
From: Rafael Waldo Delgado Doblas <lord.rafa@...il.com>
To: john-dev@...ts.openwall.com
Subject: Re: Parallella: Litecoin mining
Hello Alexander,
2013/9/10 Solar Designer <solar@...nwall.com>
> Rafael,
>
> On Mon, Sep 09, 2013 at 08:59:39AM +0200, Rafael Waldo Delgado Doblas
> wrote:
> > This Friday a ran a couple of test using my
> > computer and finally I find why there was only rejected share and on
> > Saturday I fix it.
>
> Are shares from your modified cgminer being accepted by the pool now?
>
Yes
> I had some questions for you below, can you please answer them (and read
> the rest of my message, too). Here are the questions again:
>
> > 2013/9/8 Solar Designer <solar@...nwall.com>
> > > I took a look at epiphany-salsa20_8.S as currently committed. What's
> > > the purpose of the approach you've taken so far - writing asm code
> > > without use of macros, and without an attempt at instruction scheduling
> > > either (or so it looks)?
>
The purpose is have a base to add the modifications that you said.
> > Regarding the likely/unlikely stuff in epiphany-scrypt.c - did it result
> > > in any speedup, in your testing? It might, if it results in a
> reduction
> > > in total number of taken branches. (On Epiphany, any taken branch
> costs
> > > 3 cycles. This applies to unconditional branches, too.)
>
It looks that doesn't affect to the performance in any way.
Regards,
Rafa.
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