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<body><span class="vcard"><a class="email" href="mailto:llvm-dev@redking.me.uk" title="Simon Pilgrim <llvm-dev@redking.me.uk>"> <span class="fn">Simon Pilgrim</span></a>
</span> changed
<a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - shufflevector produces sub-optimal code on AVX2"
href="https://bugs.llvm.org/show_bug.cgi?id=36933">bug 36933</a>
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<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
</tr>
<tr>
<td style="text-align:right;">Fixed By Commit(s)</td>
<td>
</td>
<td>339818
</td>
</tr>
<tr>
<td style="text-align:right;">Resolution</td>
<td>---
</td>
<td>FIXED
</td>
</tr>
<tr>
<td style="text-align:right;">Status</td>
<td>NEW
</td>
<td>RESOLVED
</td>
</tr></table>
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<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - shufflevector produces sub-optimal code on AVX2"
href="https://bugs.llvm.org/show_bug.cgi?id=36933#c4">Comment # 4</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - shufflevector produces sub-optimal code on AVX2"
href="https://bugs.llvm.org/show_bug.cgi?id=36933">bug 36933</a>
from <span class="vcard"><a class="email" href="mailto:llvm-dev@redking.me.uk" title="Simon Pilgrim <llvm-dev@redking.me.uk>"> <span class="fn">Simon Pilgrim</span></a>
</span></b>
<pre>Fixed by D41794/rL339818
foo: # @foo
vmovdqa (%rdx), %ymm0
vperm2i128 $3, (%rsi), %ymm0, %ymm1 # ymm1 = mem[2,3],ymm0[0,1]
vpalignr $15, %ymm1, %ymm0, %ymm0 # ymm0 =
ymm1[15],ymm0[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14],ymm1[31],ymm0[16,17,18,19,20,21,22,23,24,25,26,27,28,29,30]
vmovdqa %ymm0, (%rdi)
vzeroupper
retq</pre>
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