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MATHS CO-PROCESSOR REFERENCE->FDBNGE

FDBNGE     Test if Not Greater than or Not Equal, Decrement and Branch

If Not Greater than or Not Equal then no operation, else Dn - 1 -> Dn
then if Dn not equal to -1 PC + d -> PC
else execute next instruction

Assembler Syntax: FDBNGE Dn,<label>

Attributes: Unsized