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<body><span class="vcard"><a class="email" href="mailto:spatel+llvm@rotateright.com" title="Sanjay Patel <spatel+llvm@rotateright.com>"> <span class="fn">Sanjay Patel</span></a>
</span> changed
<a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - Regression in ctpop loop vectorizer (trunk vs. llvm 9)"
href="https://bugs.llvm.org/show_bug.cgi?id=43656">bug 43656</a>
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<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Status</td>
<td>CONFIRMED
</td>
<td>RESOLVED
</td>
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<td style="text-align:right;">Resolution</td>
<td>---
</td>
<td>FIXED
</td>
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<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - Regression in ctpop loop vectorizer (trunk vs. llvm 9)"
href="https://bugs.llvm.org/show_bug.cgi?id=43656#c10">Comment # 10</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - Regression in ctpop loop vectorizer (trunk vs. llvm 9)"
href="https://bugs.llvm.org/show_bug.cgi?id=43656">bug 43656</a>
from <span class="vcard"><a class="email" href="mailto:spatel+llvm@rotateright.com" title="Sanjay Patel <spatel+llvm@rotateright.com>"> <span class="fn">Sanjay Patel</span></a>
</span></b>
<pre>(In reply to Simon Pilgrim from <a href="show_bug.cgi?id=43656#c9">comment #9</a>)
<span class="quote">> The original vectorization regression is now fixed in trunk by rL374775
>
> Should we keep this ticket open to handle the zext(ctpop(zext(x))) case as
> well or split it off?</span >
It's going to take more than 1 patch to get it right, so I think we better
fork. Opened <a class="bz_bug_link
bz_status_NEW "
title="NEW - optimize ctpop codegen by width and narrow ctpop intrinsic in IR"
href="show_bug.cgi?id=43688">bug 43688</a>.
Marking this as resolved since the regression from clang 9 is gone (reopen if I
got that wrong).</pre>
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