On 28.04.2016 16:04, Alan Cox wrote: > > For the #2 case you can't do the ei because on many platforms (eg MSX) > you'll immediately take another interrupt and execute nothing but > > ei > push af > irq entry > ei > push af > irq entry > > until you crash.
Ah, yes. Level-triggered interrupts. So I guess I'll just drop support for 2) for the z80 and z180 backends. We can keep it for the tlcs90, r2k and r3ka, which use edge-triggered interrupts. Anyone know about gbz80? Philipp
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