Re: [LAU] Autotuner for Linux?

From: <fons@email-addr-hidden>
Date: Wed Nov 11 2009 - 18:04:24 EET

On Wed, Nov 11, 2009 at 02:55:27PM +0100, Atte André Jensen wrote:

> fons@email-addr-hidden wrote:
>
> > In autotalent.c, changing line 560:
> >
> > psAutotalent->ffttime[ti] = psAutotalent->ffttime[ti] / psAutotalent->ffttime[0];
> >
> > to
> >
> > psAutotalent->ffttime[ti] = psAutotalent->ffttime[ti] / (psAutotalent->ffttime[0] + 1e-10f);
> >
> > should help.
>
> Denormals, right? However the problem still remains after applying this
> fix :-(

Division by very small numbers, possibly resulting in NaN and
friends. Here the change I posted made all the difference, but
I'll look again later tonight.

Ciao, 

-- 
FA
Io lo dico sempre: l'Italia č troppo stretta e lunga.
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Received on Wed Nov 11 20:15:02 2009

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