Online HelpPC 2.10 Quick Reference Utility Copyright 1991 David Jurgens
MOVS - Move String (Byte or Word)
Usage: MOVS dest,src
MOVSB
MOVSW
MOVSD (386+ only)
Modifies flags: None
Copies data from addressed by DS:SI (even if operands are given) to
the location ES:DI destination and updates SI and DI based on the
size of the operand or instruction used. SI and DI are incremented
when the Direction Flag is cleared and decremented when the Direction
Flag is Set. Use with REP prefixes.
Clocks Size
Operands 808x 286 386 486 Bytes
dest,src 18 5 7 7 1 (W88=26)
- see Instruction Timing
[helppc.bosbyte.nl] movs