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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 - suboptimal AVX splat"
href="http://llvm.org/bugs/show_bug.cgi?id=22283">bug 22283</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Status</td>
<td>NEW
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<td>RESOLVED
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<td style="text-align:right;">Resolution</td>
<td>---
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<td>FIXED
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<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - suboptimal AVX splat"
href="http://llvm.org/bugs/show_bug.cgi?id=22283#c4">Comment # 4</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - suboptimal AVX splat"
href="http://llvm.org/bugs/show_bug.cgi?id=22283">bug 22283</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 <a href="show_bug.cgi?id=22283#c1">comment #1</a>)
<span class="quote">> The problem is that vbroadcastsd only supports splatting loads at AVX1, its
> AVX2 that adds support for splatting from xmm registers.</span >
Wow, I never noticed that hole before. Another clause in the X86 Employment
Act®.
In any case, patch to canonicalize all splats as build vectors checked in, so
we at least improve the load version for AVX1:
<a href="http://reviews.llvm.org/rL229511">http://reviews.llvm.org/rL229511</a></pre>
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