SAHF
SAHF - Store AH Register into Flags
Transfers bits 0-7 of AH into the Flags Register.
This includes AF, CF, PF, SF and ZF.
Usage:
SAHF ;
Modifies flags:
AF CF PF SF ZF
Clocks | Size | |||||
---|---|---|---|---|---|---|
Operands | 808x | 286 | 386 | 486 | Bytes | |
none | 4 | 2 | 2 | 3 | 1 |
back2root:ibm-pc-ms-dos:instr:sahf
Transfers bits 0-7 of AH into the Flags Register.
This includes AF, CF, PF, SF and ZF.
Usage:
SAHF ;
Modifies flags:
AF CF PF SF ZF
Clocks | Size | |||||
---|---|---|---|---|---|---|
Operands | 808x | 286 | 386 | 486 | Bytes | |
none | 4 | 2 | 2 | 3 | 1 |