Delete comment from: Ken Shirriff's blog
KnightRider026 said...
Why the method implemented in 6502 processors to deduce the overflow flag is incompatible with SBC operations??....I have tried so much but this gives incorrect results sometimes...Pls Help
V = not (((m7 nor n7) and c6) nor ((M7 nand N7) nor c6)
Mar 19, 2025, 3:41:52 AM