Used after multiplication of two unpacked decimal numbers, this instruction adjusts an unpacked decimal number.
The high order nibble of each byte must be zeroed before using this instruction.
This instruction is also known to have an undocumented behavior.
Usage:
AAM ;
Modifies flags:
PF ZF SF
| Clocks | Size | |||||
|---|---|---|---|---|---|---|
| Operands | 808x | 286 | 386 | 486 | Bytes | |
| none | 83 | 16 | 17 | 15 | 1 | |