title: Operand is incorrect type
body: <p>I have this <a href="https://en.wikipedia.org/wiki/MIPS_instruction_set" rel="nofollow">MIPS</a> assembly code:</p>
  
  <pre><code>...
  bgez $a0, kosul_3
  li   $v0, $zero
  j    dongu
  
  kosul_3:
  ...
  </code></pre>
  
  <p>The error is:</p>
  
  <blockquote>
    <p>$zero operand is incorrect type</p>
  </blockquote>
  
  <p>How can I solve it?</p>