title: why would this two mips instructions cause data hazards in pipeline?
body: <p>I am learning the pipeline in mips and was told tha this two instruction:</p>
  
  <pre><code>jal addr;
  store $ra;store the value of $ra into memory
  </code></pre>
  
  <p>would cause data hazards, but I don't understand why.Could anybody help me ?</p>