td>
    <td>A location in the CPU where data is stored. This simulator has four general 
      purpose registers called AL, BL, CL and DL. It has special purpose registers 
      called IP, SR and SP.</td>
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    <td><strong>Register</strong></td>
    <td>In the instruction CMP AL,BL registers are being compared. See also : 
      Immediate, Indirect, Register indirect.</td>
  </tr>
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    <td><strong>Register indirect</strong></td>
    <td>In the inst