denormal floats (was Re: [linux-audio-dev] XAP spec - early scribbles)

Dave Griffiths dave at pawfal.org
Thu Feb 6 12:12:00 UTC 2003


On Thu, 6 Feb 2003 16:15:46 +0000, Steve Harris wrote
> On Thu, Feb 06, 2003 at 04:46:10 +0100, Dave Griffiths wrote:
> > Is this processor specific? I used to get it loads on my PII desktop, but I
> > haven't noticed it as much my PIII machine (might just be because it's twice
> > the speed). 
> 
> It happens on all IEEE machines, though on some (eg. the PS2's vector
> units) you can turn it off.
> 
> If your machine is memory bound then you wont notice as much.
>  
> > Cheers for the info guys, I haven't come across this before (day job=games
> > programming)
> 
> No, see above ;)

That, and you don't tend to do dsp with them (although you might ;))



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