Been working on debugging MAME/MESS’s PowerPC core – this should improve our Sega Model 3 compatibility as well as make some stuff in MESS run better. This work has also exposed some issues in MAME’s recompiler framework that could improve issues with games using other DRC-based CPU cores once solved.

I worked with Hans Ostermeyer to integrate his branched Apollo workstation driver into mainline MESS; it’s now in there and you can successfully install and run Domain/OS in the emulation. He fixed several issues in our 68030/68040 emulation along the way, which is good for everything.

And finally, from realms outside of (but cooperative with) MAME, in the form of Stefano Teso, I have a few interesting screenshots…