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back2root:ibm-pc-ms-dos:instr:or

OR

OR - Logical Or

Logical inclusive OR of the two operands returning the result in the destination. Any bit set in either operand will be set in the destination.

Usage:

	OR	dest,src

Modifies flags:

CF PF AF ZF SF OF

AF undefined

Clocks Size
Operands 808x 286 386 486 Bytes
reg,reg 3 2 2 1 2
mem,reg 16+EA 7 7 3 2-4 (W88=24+EA)
reg,mem 9+EA 7 6 1 2-4 (W88=13+EA)
reg,immed 4 3 2 1 3-4
mem8,immed8 17+EA 7 7 3 3-6
mem16,imed16 25+EA 7 7 3 3-6
accum,immed 4 3 2 1 2-3
back2root/ibm-pc-ms-dos/instr/or.txt · Dernière modification : 2023/02/25 20:50 de frater