Re: [LAD] denormal handling

From: Fons Adriaensen <fons@email-addr-hidden>
Date: Sun Sep 30 2007 - 00:54:29 EEST

On Sat, Sep 29, 2007 at 08:25:53PM +0200, Jens M Andreasen wrote:

> On Thu, 2007-09-27 at 22:31 +0200, Fons Adriaensen wrote:
> > On Thu, Sep 27, 2007 at 09:19:53PM +0200, Georg Holzmann wrote:
> >
> > > BTW: adding just a small DC bias won't work if I have IIR high pass like
> > > structure, or am I wrong ?
> >
> > You have to apply the small offset at 'strategic places'. For an IIR
> > this is at the summing node, to the value that gets stored into the
> > filter's delay line. In other words, inside the feedback loop.
> >
>
>
> Fons!
>
> Although you are approximately right in many parts of this discussion,
> you are wrong on the cost of the CPU flags to round twards zero. The
> cost is nil.

I never said the cost was not nil... In fact I never said anything
about it at all !

-- 
FA
Laboratorio di Acustica ed Elettroacustica
Parma, Italia
Lascia la spina, cogli la rosa.
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Received on Sun Sep 30 04:15:01 2007

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