NAME	ADDA -- Add address
SYNOPSIS	ADDA <ea>,An Size = Word, Long
FUNCTION	Adds the source operand to the destination address register, and stores the result in the destination address register. The size of the operation may be specified as word or long. The entire destination operand is used regardless of the operation size.
FORMAT	15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 1 1 0 1 REGISTER OP-MODE MODE REGISTER   <ea>
OP-MODE	Indicates operation lenght: 011 -> one Word operation: source operand is extended to 32 bits 111 -> one Long operation
REGISTER	One of the 8 address registers. <ea> is always source, all addressing modes are allowed. Addressing Mode Mode Register Dn 000 No reg. Dn| An 001 No reg. An| (An) 010 No reg. An| (An)+ 011 No reg. An| -(An) 100 No reg. An| (d16,An) 101 No reg. An| (d8,An,Xi) 110 No reg. An| (bd,An,Xi) 110 No reg. An| ([bd,An,Xi]od) 110 No reg. An| ([bd,An],Xi,od) 110 No reg. An| Addressing Mode Mode Register Abs.W 111 000 Abs.L 111 001 (d16,PC) 111 010 (d8,PC,Xi) 111 011 (bd,PC,Xi) 111 011 ([bd,PC,Xi],od) 111 011 ([bd,PC],Xi,od) 111 011 #data 111 100
RESULT	None.

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