MOVSX (386+ only)
MOVSX - Move with Sign Extend (386+ only)
Copies the value of the source operand to the destination register with the sign extended.
Usage:
MOVSX dest,src ;
Modifies flags:
none
Clocks | Size | |||||
---|---|---|---|---|---|---|
Operands | 808x | 286 | 386 | 486 | Bytes | |
reg,reg | - | - | 3 | 3 | 3 | |
reg,mem | - | - | 6 | 3 | 3-7 |