SAHF -- Store AH into Flags

SAHF -- Store AH into Flags Opcode Instruction Clocks Description 9E SAHF 3 Store AH into flags SF ZF xx AF xx PF xx CF Operation SF:ZF:xx:AF:xx:PF:xx:CF = AH; Description SAHF loads the flags listed above with values from the AH register, from bits 7, 6, 4, 2, and 0, respectively. Flags Affected SF, ZF, AF, PF, and CF as described above Protected Mode Exceptions None Real Address Mode Exceptions None Virtual 8086 Mode Exceptions None