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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - llvm.prefetch instrinsic gives an Cannot select: error when used for instruction cache i.e 4th argument is '0'"
href="http://llvm.org/bugs/show_bug.cgi?id=21037">21037</a>
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<th>Summary</th>
<td>llvm.prefetch instrinsic gives an Cannot select: error when used for instruction cache i.e 4th argument is '0'
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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>Linux
</td>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>normal
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<th>Priority</th>
<td>P
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<th>Component</th>
<td>Backend: X86
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<th>Assignee</th>
<td>unassignedbugs@nondot.org
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<th>Reporter</th>
<td>ushashau1@gmail.com
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<th>CC</th>
<td>llvmbugs@cs.uiuc.edu
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<th>Classification</th>
<td>Unclassified
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</tr></table>
<p>
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<pre>Using llvm.prefetch instrinsic for performing fetch to instruction cache when
4th argument is '0' indicating icache gives the following error
LLVM ERROR: Cannot select: 0x2a39348: ch = Prefetch 0x2a39030, 0x2a39138,
0x2a38c10, 0x2a39240, 0x2a38c10<LD1[%x1]> [ORD=9] [ID=15]
0x2a39138: i64 = FrameIndex<1> [ID=4]
0x2a38c10: i32 = Constant<0> [ID=1]
0x2a39240: i32 = Constant<1> [ID=5]
0x2a38c10: i32 = Constant<0> [ID=1]</pre>
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