<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/60520>60520</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            [PowerPC] SCV system call instruction missing
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            new issue
      </td>
    </tr>

    <tr>
      <th>Assignees</th>
      <td>
      </td>
    </tr>

    <tr>
      <th>Reporter</th>
      <td>
          edelsohn
      </td>
    </tr>
</table>

<pre>
    PPCInstrInfo.td defines the original SC system call instruction.  The SCV system call instruction added in Power9 is not defined or available.  The missing Power9 instruction is not mentioned in the README_P9.txt file of improvements.

The inability of Clang to recognize the SCV instruction in inline assembly prevents Clang from compiling some common Linux tools and packages, such as Valgrind.
</pre>
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