[gameprogrammer] Re: floating point vs fixed

Sure but since it was a separate chip, it was still slower than
something built into the chip and was still slower than fixed point
math and other tricks at that time.  (I believe.)

--- Chris Nystrom <cnystrom@xxxxxxxxx> wrote:

> On Wed, Apr 16, 2008 at 11:34 PM, Robbert de Groot
> <zekaric@xxxxxxxx> wrote:
> >
> >  Fixed point was the name of the game during the 8086-80386 era
> >  because they didn't really have (much) memory caches for
> instructions
> >  or data.  Plus floating point calcs were really slow compared to
> >  integer calcs.  Now, it's pretty much the inverse.
> 
> Didn't they have a separate math co-processor for floating point
> calculations in those days (80387) and most likely everyone in your
> target market did not have one?


Robbert de Groot


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