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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [X86] Failure to lower VSELECT on pre-SSE41 targets"
href="https://bugs.llvm.org/show_bug.cgi?id=38658">38658</a>
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<th>Summary</th>
<td>[X86] Failure to lower VSELECT on pre-SSE41 targets
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<th>Product</th>
<td>libraries
</td>
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<th>Version</th>
<td>trunk
</td>
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<th>Hardware</th>
<td>PC
</td>
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<th>OS</th>
<td>Windows NT
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>enhancement
</td>
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<th>Priority</th>
<td>P
</td>
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<th>Component</th>
<td>Backend: X86
</td>
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<th>Assignee</th>
<td>unassignedbugs@nondot.org
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<th>Reporter</th>
<td>llvm-dev@redking.me.uk
</td>
</tr>
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<th>CC</th>
<td>andrea.dibiagio@gmail.com, craig.topper@gmail.com, llvm-bugs@lists.llvm.org, spatel+llvm@rotateright.com
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<p>
<div>
<pre>define <16 x i8> @sdiv(<16 x i8>) {
%2 = sdiv <16 x i8> %0, <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8
1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 7>
ret <16 x i8> %2
}
llc -mcpu=btver1
LLVM ERROR: Cannot select: t158: v8i16 = vselect t249, t250, t152
t249: v8i16 = X86ISD::VSRAI t153, Constant:i8<15>
Better VSELECT support in SelectionDAGLegalize::ExpandNode?</pre>
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