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FSUBP Subtract Real and Pop Exception Flags: I D O U P
FSUBP destination, source
Logic: ST(i) . ST(i) - ST
pop stack
FSUBP subtracts two operands. It takes the source operand from ST,
and the destination operand must be part of the stack, ST(i). It
performs the operation, puts the result in the indicated ST(i) register,
and then pops the stack.
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Operands Clocks Bytes Example
FSUBP reg, reg 75-105 3 FSUBP ST(1), ST
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