"Most of the state of the emulated 6502 CPU is stored in 8086 registers: A => dl X => cx Y => bp PC => si The Z and N flags are stored directly in the 8086

"Most of the state of the emulated 6502 CPU is stored in 8086 registers: A => dl X => cx Y => bp PC => si The Z and N flags are stored directly in the 8086 ZF and SF, while dh stores the C and the O flags. The stack pointer is stored in memory."