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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Mesa 10.6.3 linker is slow"
href="https://bugs.freedesktop.org/show_bug.cgi?id=91857#c29">Comment # 29</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Mesa 10.6.3 linker is slow"
href="https://bugs.freedesktop.org/show_bug.cgi?id=91857">bug 91857</a>
from <span class="vcard"><a class="email" href="mailto:imirkin@alum.mit.edu" title="Ilia Mirkin <imirkin@alum.mit.edu>"> <span class="fn">Ilia Mirkin</span></a>
</span></b>
<pre>(In reply to Kenneth Graunke from <a href="show_bug.cgi?id=91857#c28">comment #28</a>)
<span class="quote">> (In reply to Ilia Mirkin from <a href="show_bug.cgi?id=91857#c27">comment #27</a>)
> > Happened upon this bug while browsing, briefly looked into it. Running that
> > shader_test on my i7-4790:
> >
> > nouveau/nvc0: 17840 instructions, 0.88 seconds
> > i965/hsw: 16567 instructions, 72 seconds
>
> Yeah, so that pretty much proves that it's the i965 register allocator not
> handling spilling decently.</span >
Well, running with INTEL_DEBUG=fs there were definitely several spurts of
output which were ~seconds apart. So the register allocator might be 65 of
those seconds, but I don't think it's the whole thing.</pre>
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