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 0110110w
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 INS  [ES:]dest,DX  │ ins   es:instr,dx       │ 88/86 ──
 INSB [[ES:]dest,DX]│ rep   insb              │   286 5
 INSW [[ES:]dest,DX]│ rep   insw              │   386 15,pm=9,29*
 INSD [[ES:]dest,DX]│ rep   insd              │   486 17,pm=10,32*
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  * First protected-mode timing: CPL <= IOPL. Second timing: CPL > IOPL.
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