[Bug 110432] dEQP-VK tests running very long time

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=110432

Tapani Pälli <lemody at gmail.com> changed:

           What    |Removed                     |Added
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             Status|NEEDINFO                    |ASSIGNED

--- Comment #8 from Tapani Pälli <lemody at gmail.com> ---
(In reply to Ian Romanick from comment #4)
> fixed it by b031c643491.  My guess is that those tests are fast when the
> loops aren't unrolled, and they are slow when the loops are unrolled.

Yeah this is correct. With loop unrolling the shader is *huge* with lots and
lots of variables used. Maybe we should try to somehow improve heuristics on
the unroll cost, it does not make sense to unroll if the end result looks like
this :|

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