From: notsaying@nospicedham.invalid.org   
      
   On Sun, 08 Apr 2018 08:50:52 GMT, bilsch  wrote:   
      
   > I tried this:   
   >   
   > bits 16   
   > mov ax,120   
   > mov dx,4   
   > div ax,dl   
   >   
   > nasm says:   
   > invalid combination of opcode and operands   
   >   
   > I tried several variations - always the same error.   
   >   
   > What could be wrong?   
   >   
      
   div always uses (r/e/)ax, so it's not specified.   
      
   "div dl" is what you want; but "div dx" is wrong (dx::ax is divided by   
   dx).   
      
      
   --   
   Bah, and indeed, Humbug.   
      
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