[hatari-devel] Some news

Eero Tamminen eerot at users.berlios.de
Sat Oct 9 12:41:53 CEST 2010


Hi,

On Friday 08 October 2010, Miro Kropacek wrote:
> > JITting CPU wouldn't help that much with Falcon demo speeds because DSP
> > emulation is the slow thing for Falcon emulation, not CPU.
>
> Wait, wait. We are speaking about CT60 demos here. This is why Anders &
> others want this. What do you think, how it's solved on CT60? Right, it
> is not. It's coder's responsibility to count with higher CPU clock. If
> one fails to do so, he makes the demo 030-only (read: non-JIT only).

What I meant is that if demo uses DSP, DSP emulation needs to be enabled in
Hatari.  DSP emulation is so much slower than CPU emulation (whether CPU
emulation uses JIT or not) that having JIT just for CPU does really help to
speed up things.

And I haven't heard of any JIT for Falcon DSP...


	- Eero



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