Assembly Language Help (alang.hlp) (Table of Contents; Topic list)
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OR Instruction
 Detail Key Example                    Up Contents Index Back
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  Title:    OR                                    Flags: O D I T S Z A P C
                                                         ═════════════════
  Syntax:   OR dest,src                                  0       ± ± ? ± 0
 
  See also: OR Operator, ||, AND, XOR, NOT, SHL,
SHR, OPTION NOSIGNEXTEND
 
  Description:
 
     Performs a bitwise OR operation on the source and destination
     operands and stores the result to the destination operand.
 
     For each bit position in the operands, if either or both bits are
     set, the corresponding bit of the result it set. Otherwise, the
     corresponding bit of the result is cleared.
                                    -♦-