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<b><a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - 4-27% performance drop in Vulkan benchmarks"
href="https://bugs.freedesktop.org/show_bug.cgi?id=109216#c14">Comment # 14</a>
on <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - 4-27% performance drop in Vulkan benchmarks"
href="https://bugs.freedesktop.org/show_bug.cgi?id=109216">bug 109216</a>
from <span class="vcard"><a class="email" href="mailto:idr@freedesktop.org" title="Ian Romanick <idr@freedesktop.org>"> <span class="fn">Ian Romanick</span></a>
</span></b>
<pre>Created <span class=""><a href="attachment.cgi?id=143048" name="attach_143048" title="intel/compiler: Try nir_opt_if once before nir_opt_peephole_select">attachment 143048</a> <a href="attachment.cgi?id=143048&action=edit" title="intel/compiler: Try nir_opt_if once before nir_opt_peephole_select">[details]</a></span> <a href='page.cgi?id=splinter.html&bug=109216&attachment=143048'>[review]</a>
intel/compiler: Try nir_opt_if once before nir_opt_peephole_select
Modifying opt_peel_loop_initial_if to work on bcsel in an manner similar to how
it operates on if-statements (i.e., moving all of the instructions that are
only used to support the sources of the bcsel to the end of the loop) is going
to be non-trivial. In the mean time, this fixes the problem in the small test
case that I supplied. As soon as it's done running through the CI, I will
submit an MR.</pre>
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