OR

LOGICAL OR

OR

Operation:

Flags Affected:

(DEST) +- (LSRC) OR (RSRC)

CF, OF, PF, SF, ZF.

(CF) +- 0

AF undefined

(OF) +- 0

 

Description:

OR destination,source

I

OR performs the logical "inclusive or" of the two operands (byte or word) and returns. the result to the destination operand. A bit in the result is set if either or both corresponding bits in the original operands are set; otherwise the result bit is cleared.

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Intel 210200-002 manual Logical or, Or destination,source