This is a simplified answer, but more or less since the Nintendo 64 a common method has been to JIT the source binary to the target one. Dolphin had an interest

This is a simplified answer, but more or less since the Nintendo 64 a common method has been to JIT the source binary to the target one. Dolphin had an interesting progress report on debugging JIT instructions with net play a while ago! [1] Interfacing with the graphics hardware is often “translated” to more conventional DirectX/OpenGL APIs. [1] https://dolphin-emu.org/blog/2021/09/07/dolphin-progress-report-august-2021/ https://dolphin-emu.org/blog/2021/09/07/dolphin-progress-rep...