User's Manual

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THE

80286

INSTRUCTION SET

SAHF

-Store

AH

into

Flags

Opcode Instruction

Clocks Description

9E

SAHF 2

Store

AH

into flags SF ZF xx

AF

xx

PF

xx CF

FLAGS MODIFIED

Sign, zero, auxiliary carry, parity, carry

FLAGS UNDEFINED

None

OPERATION

The flags listed above are loaded with values from the AH register, from bits

7, 6,

4,

2,

and

0,

respectively.

PROTECTED MODE EXCEPTIONS

None

REAL ADDRESS MODE EXCEPTIONS

None

8-96