Have a look at https://www.righto.com/ https://www.righto.com/ This is the blog of Ken Shirriff (HN user: kens) who is reverse engineering an 8086 processor. Y

Have a look at https://www.righto.com/ https://www.righto.com/ This is the blog of Ken Shirriff (HN user: kens) who is reverse engineering an 8086 processor. You might find answers to some of your questions there.