Re: NON FPU cpus - way to go

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On Wed, 7 Feb 2001, Joe deBlaquiere wrote:
> Jun Sun wrote:
> > Alan Cox wrote:
> >> Also we missed a trick on the x86 and I want to fix that one day, which is
> >> to have an __fpu ELF segment so if you boot an FPU emu kernel on an fpu
> >> box you regain 47K
> > 
> > 
> > Ironically for MIPS you MUST have the FPU emulater when the CPU actually has a
> > FPU. :-)
> 
> I'm confused here... why is this?

Because a MIPS CPU may implement only some functionality with some operands,
and decide to throw an `unsupported' exception if the operation is too complex.

Gr{oetje,eeting}s,

						Geert

--
Geert Uytterhoeven ------------- Sony Software Development Center Europe (SDCE)
Geert.Uytterhoeven@sonycom.com ------------------- Sint-Stevens-Woluwestraat 55
Voice +32-2-7248626 Fax +32-2-7262686 ---------------- B-1130 Brussels, Belgium



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