[Bug 103940] 2% perf drop in SynMark PSPom test from "intel/fs: Be more explicit about our placement of [un]zip"

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=103940

Eero Tamminen <eero.t.tamminen at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |FIXED

--- Comment #2 from Eero Tamminen <eero.t.tamminen at intel.com> ---
(In reply to Eero Tamminen from comment #1)
> Bisected commit changed the instruction emit order, which caused GPU hangs
> with SIMD32.
> 
> Following patch fixes the hang / restores the order:
> https://patchwork.freedesktop.org/patch/225334/
> 
> Regardless of whether it fixes the small perf regression in this bug, I
> think this can be closed after that commit is in.

Regression had improved to previous level already earlier, and the indicated
commit went upstream in Jun 28 2018 -> closing as FIXED.

(This test has stable FPS result, but there have actually been small perf
changes in this test quite often.  I guess it reacts easily to shader compiler
changes.)

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