102. Push Effective Address

102.1. Name

PEA -- Push effective address

102.2. Synopsis

        PEA        <ea>

        Size = (Long)

102.3. Function

Effective address is stored to stack. Stack is decreased.

102.4. Format

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

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

102.5. Result

        None.

102.6. See also

LEA