98. Logical OR Immediate

98.1. Name

ORI -- Logical OR immediate

98.2. Synopsis

        ORI        #<data>,<ea>

        Size = (Byte, Word, Long)

98.3. Function

Performs an inclusive OR operation on the destination operand with the source operand.

98.4. Format

                                                           <ea>
        ----------------------------------------=========================
        |15 |14 |13 |12 |11 |10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
        |---|---|---|---|---|---|---|---|-------|-----------|-----------|
        | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | SIZE  |    MODE   | REGISTER  |
        |-------------------------------|-------------------------------|
        |    16 BITS IMMEDIATE DATA     |     8 BITS IMMEDIATE DATA     |
        |---------------------------------------------------------------|
        |                    32 BITS IMMEDIATE DATA                     |
        -----------------------------------------------------------------

SIZE
        00->Byte.
        01->Word.
        10->Long.

REGISTER
        <ea> specifies destination operand, addressing modes allowed are:
        --------------------------------- -------------------------------
        |Addressing Mode|Mode| Register | |Addressing Mode|Mode|Register|
        |-------------------------------| |-----------------------------|
        |      Dn       |000 |No reg. Dn| |   (Abs).W     |111 |  000   |
        |-------------------------------| |-----------------------------|
        |      An       | -  |    -     | |   (Abs).L     |111 |  001   |
        |-------------------------------| |-----------------------------|
        |     (An)      |010 |No reg. An| |   (d16,PC)    | -  |   -    |
        |-------------------------------| |-----------------------------|
        |     (An)+     |011 |No reg. An| |   (d8,PC,Xi)  | -  |   -    |
        |-------------------------------| |-----------------------------|
        |    -(An)      |100 |No reg. An| |   (bd,PC,Xi)  | -  |   -    |
        |-------------------------------| |-----------------------------|
        |    (d16,An)   |101 |No reg. An| |([bd,PC,Xi],od)| -  |   -    |
        |-------------------------------| |-----------------------------|
        |   (d8,An,Xi)  |110 |No reg. An| |([bd,PC],Xi,od)| -  |   -    |
        |-------------------------------| |-----------------------------|
        |   (bd,An,Xi)  |110 |No reg. An| |    #data      | -  |   -    |
        |-------------------------------| -------------------------------
        |([bd,An,Xi],od)|110 |No reg. An|
        |-------------------------------|
        |([bd,An],Xi,od)|110 |No reg. An|
        ---------------------------------

98.5. Result

        X - Not Affected
        N - Set to the value of the most significant bit.
        Z - Set if the result is zero.
        V - Always cleared
        C - Always cleared

98.6. See also

OR ORI to CCR ORI to SR BSET