| Re: [hatari-users] Type of FPU emulated |
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On 20 Mar 2015 at 12:15, Thomas Huth wrote:
> On Thu, 19 Mar 2015 23:20:14 -0400
> "Roger Burrows" <rfburrows@xxxxxxxxx> wrote:
>
> > I'm using Hatari 1.7.0. When you select 68ec030+FPU in the GUI, what type
> of
> > FPU is emulated? 68881 or 68882?
>
> Assuming that you're using the old UAE CPU core (since you wrote
> "68ec030+FPU"), it only emulates a 68881 according to the comments in
> the source code. The new WinUAE core provides both, 68881 and 68882
> emulation.
>
Many thanks! I was making EmuTOS's FPU detection more accurate (as per posts
on this list about a month ago). Before the changes, EmuTOS detected a 68882;
after, a 68881. I hadn't anticipated a change.
Also, good to know about WinUAE, I should start using that.
Roger