wish: optimize (x > 0.) floating point comparison.

Branko Cibej branko.cibej@hermes.si
Fri Sep 25 02:09:00 GMT 1998


Richard Henderson wrote:

> On Tue, Sep 22, 1998 at 04:48:35PM -0400, Robert L Krawitz wrote:
> > BTW, there's another issue, which cuts both ways: FP numbers in the
> > FPU have more precision and range (64/15) than FP numbers in memory
> > (52/11).
>
> Keep that intel-centric abortion to yourself.  Sparc doesn't do that.

I think that's a bit strong. After all, the 80-bit float format used is
an IEEE standard, as far as I know. And what's wrong with having 80-bit
long doubles instead of 128-bit ones?

--
Branko Cibej   <branko.cibej@hermes.si>
HERMES SoftLab, Litijska 51, 1000 Ljubljana, Slovenia
phone: (++386 61) 186 53 49  fax: (++386 61) 186 52 70





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