Recent "Sound Chip, whisper me your secrets!" talk from Gulaschprogrammiernacht hacker convention https://news.ycombinator.com/item?id=44432451 is about reverse engineering from silicon nineties audio DSPs (Ensoniq, Roland, Yamaha) and those chips are truly bizarre. 48-bit VLIW with no jumps/conditionals.
Recent "Sound Chip, whisper me your secrets!" talk from Gulaschprogrammiernacht hacker convention https://news.ycombinator.com/item?id=44432451 is about reverse engineering from silicon nineties audio DSPs (Ensoniq, Roland, Yamaha) and those chips are truly bizarre. 48-bit VLIW with no jumps/conditionals.