Assembly Language Help (alang.hlp) (Table of Contents; Topic list)
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FXCH Instruction
 Detail Example                          Up Contents Index Back
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  Title:    Exchange Registers
 
  Syntax:   FXCH [dest]
 
  See also: FLD
 
  Description:
 
     Exchanges the specified (destination) register and ST. If no
     operand is specified, ST and ST(1) are exchanged.
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