Timothy Arceri
9f474bd4b4
nir: handle negatives in ffma reassociation optimisation
shader-db results Iris (BDW):
total instructions in shared programs: 16632076 -> 16631057 (<.01%)
instructions in affected programs: 48010 -> 46991 (-2.12%)
helped: 47
HURT: 6
total cycles in shared programs: 915266726 -> 915263622 (<.01%)
cycles in affected programs: 1182283 -> 1179179 (-0.26%)
helped: 18
HURT: 27
total loops in shared programs: 4929 -> 4929 (0.00%)
loops in affected programs: 0 -> 0
helped: 0
HURT: 0
total spills in shared programs: 18834 -> 18801 (-0.18%)
spills in affected programs: 525 -> 492 (-6.29%)
helped: 3
HURT: 0
total fills in shared programs: 23008 -> 22981 (-0.12%)
fills in affected programs: 435 -> 408 (-6.21%)
helped: 3
HURT: 0
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8608>
2021-02-22 00:49:13 +00:00
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