(<label>) FDB <expr>(,<expr>,...,<expr>) (<comment>)
The FDB directive may have one or more operands separated by commas.
The 16-bit value corresponding to each operand is stored into two
consecutive bytes of the object program. The storage begins at the
current program counter. The label is assigned to the first 16-bit
value. Multiple operands are stored in successive bytes. The operand
may be a numeric constant, a character constant, a symbol, or an
expression. If multiple operands are present, one or more of them can