Important Notice

The pages on this site contain documentation for very old MS-DOS software, purely for historical purposes. If you're looking for up-to-date documentation, particularly for programming, you should not rely on the information found here, as it will be woefully out of date.

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     Select an instruction for more information.
 
     Instruction     Description
 
     FCOM            Compare
     FCOMP           Compare and pop
     FICOM           Integer compare
     FTST            Integer compare and pop
     FUCOM           Unordered compare
     FUCOMP          Unordered compare and pop
 
     FXAM            Set condition code bits for value at top of stack
     FPREM           Partial remainder
     FPREM1          Partial remainder in IEEE format
     FSTSW           Store status word
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