NAME	UNPK -- Unpack binary coded decimal (68020+)
SYNOPSIS	UNPK -(Ax),-(Ay),#<adjustment> UNPK Dx,Dy,#<adjustment> No size specs
FUNCTION	Convert packed two-digit-per-byte BCD to byte-per-digit unpacked BCD.
FORMAT	15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 1 0 0 0 Dy/Ay 1 1 0 0 0 R/M Dx/Ax 16 BITS ADJUSTMENT R/M = 0 -> data register. R/M = 1 -> Memory by pre-decrementing. Register Dy/Ay specifies destination register. Register Dx/Ax specifies source register. "16 BITS ADJUSTMENT" is an immediate value added to source operand.
RESULT	None.

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