mesa/src/intel at 1a9841ddeffcaec4bcce4d529738149e243e5111 - mesa

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Ian Romanick 97e3c6a12a intel/brw: Use range analysis to optimize fsign

shader-db:

Meteor Lake, DG2, and Tiger Lake had similar results. (Meteor Lake shown)
total instructions in shared programs: 19674784 -> 19665960 (-0.04%)
instructions in affected programs: 933425 -> 924601 (-0.95%)
helped: 3656 / HURT: 0

total cycles in shared programs: 810343919 -> 810241030 (-0.01%)
cycles in affected programs: 56752034 -> 56649145 (-0.18%)
helped: 3032 / HURT: 434

LOST:   11
GAINED: 0

Ice Lake and Skylake had similar results. (Ice Lake shown)
total instructions in shared programs: 20315795 -> 20305856 (-0.05%)
instructions in affected programs: 979698 -> 969759 (-1.01%)
helped: 3845 / HURT: 0

total cycles in shared programs: 830600281 -> 830534694 (<.01%)
cycles in affected programs: 45675615 -> 45610028 (-0.14%)
helped: 3250 / HURT: 325

total spills in shared programs: 4583 -> 4565 (-0.39%)
spills in affected programs: 180 -> 162 (-10.00%)
helped: 3 / HURT: 0

total fills in shared programs: 5245 -> 5219 (-0.50%)
fills in affected programs: 379 -> 353 (-6.86%)
helped: 3 / HURT: 0

LOST:   14
GAINED: 8

fossil-db:

All Intel platforms except Tiger Lake had similar results. (Meteor Lake shown)
Totals:
Instrs: 154024263 -> 154023814 (-0.00%)
Cycle count: 17463341602 -> 17461726239 (-0.01%); split: -0.01%, +0.00%

Totals from 322 (0.05% of 631440) affected shaders:
Instrs: 199933 -> 199484 (-0.22%)
Cycle count: 168492537 -> 166877174 (-0.96%); split: -0.96%, +0.00%

Tiger Lake
Instrs: 149984723 -> 149984287 (-0.00%)
Cycle count: 15238596937 -> 15239260415 (+0.00%); split: -0.00%, +0.01%
Max dispatch width: 5553408 -> 5553424 (+0.00%)

Totals from 318 (0.05% of 631414) affected shaders:
Instrs: 179624 -> 179188 (-0.24%)
Cycle count: 160724533 -> 161388011 (+0.41%); split: -0.06%, +0.48%
Max dispatch width: 3296 -> 3312 (+0.49%)

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/29095>

2024-05-14 01:28:21 +00:00