On 4/27/24 19:09, Fred Cisin via cctalk wrote: > How many know that AAM is a two byte instruction, with the second byte > being 0Ah? > Changing the second byte to 8 gave division by 8, etc.
Only for sure on Intel x86 processors. I believe that the NEC V20 assumes that the second byte is 0x0a and ignores the byte completely. I would not be surprised to find that other non-Intel CPUs behave the same way. --Chuck
