<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=http://email.email.llvm.org/c/eJylksFu2zAMhp_GvhAxbDlO7YMPWYcABTIMGIrdaYm2tCiSJ8lN-_ajvRQ9DDsVIGBQv_jzo-jBq7f-WZsIMyapYTSvFAFBBowajIPjMUh92D-5mMKTG31WHzlMvJ-fAl7p-zhGSmea0EIm2kyIxWl0ypICP0uvaHX6bw3fz0QHN00O0ooyLk4m49cSkGhXm9EHpoqc4WAJGGaRaQmsWI8qE6eYfFjb_FW4uIBnTfepvLNvgONIMsUPkxdOfYiZeASGhRsBsoXyxk3glwD-5gCVMqsbTxbIEkaCRDGtV24m6X_MNtDz-ec3qPbFa5GrvlZd3WGOS9I-9JertLhM2hq3w3DNl2B7ndIc13cVJ46JbZehkP7KibUv75_dHPwvbsKpiXEh5j41dSfqXPcD1mVLJOhQHw6N2CupmnJ8oEZ0tWhUnTMj2dhnzRd-7AHlhZzijveFbAt45NWJ-4wsrZdmH9KqNV_zz1OaXpSCo2qrUjyUVYHY7atm6Nph7FTbYrYv6YrGFqtP4cOUh36zHJYpsmhNTPFDxBjN5Ii2oZgwmWSp_0G_uWmC5EFqCuFtNxt5gVFWg6iEaKnu-G9g9X1ScVoXlW-w_Ub6BzaqB8w>53923</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            Request to cherry-pick fc1b21228e39 onto release/14.x
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            backend:AArch64,
            release:backport
      </td>
    </tr>

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

    <tr>
      <th>Reporter</th>
      <td>
          kmclaughlin-arm
      </td>
    </tr>
</table>

<pre>
    This patch fixes a crash in AArch64InstrInfo::isAArch64FrameOffsetLegal ("unhandled opcode in isAArch64FrameOffsetLegal") when this function is called for a scalable structured load/store instruction. The patch only affects scalable vectors, and we are doing our own additional release testing with scalable vectors for LLVM 14.x.
</pre>
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