Online HelpPC 2.10 Quick Reference Utility Copyright 1991 David Jurgens
XOR - Exclusive OR
Usage: XOR dest,src
Modifies flags: CF OF PF SF ZF (AF undefined)
Performs a bitwise exclusive OR of the operands and returns
the result in the destination.
Clocks Size
Operands 808x 286 386 486 Bytes
reg,reg 3 2 2 1 2
mem,reg 16+EA 7 6 3 2-4 (W88=24+EA)
reg,mem 9+EA 7 7 2 2-4 (W88=13+EA)
reg,immed 4 3 2 1 3-4
mem,immed 17+EA 7 7 3 3-6 (W88=25+EA)
accum,immed 4 3 2 1 2-3
- see Instruction Timing
[helppc.bosbyte.nl] xor