clear
power on
regs
memset befa 55
op a2 0b
op fe efbe
# Should be: mem[$BEFA]=56, IX=0B
test m:befa = 56
test ix = 0b
# Wrap and Zero case -------------
power on
memset befa ff
op a2 0b
op fe efbe
# Should be: memory[$BEFA]=0, IX=0B, Z=1
test m:befa = 0
test ix = 0b
test z = 1
# Negative case -------------------
power on
memset befa 7f
op a2 0b
op fe efbe
# Should be: memory[$BEFA]=80, IX=0B, S=1
test m:befa = 80
test ix = 0b
test s = 1
save verify_FE.txt