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nak: Call nir_opt_uniform_subgroup

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Totals:
CodeSize: 4534711024 -> 4436632608 (-2.16%); split: -2.16%, +0.00%
Number of GPRs: 10963687 -> 10964035 (+0.00%); split: -0.00%, +0.00%
Static cycle count: 1097514100 -> 1057410000 (-3.65%)
Spills to reg: 242139 -> 242168 (+0.01%); split: -0.01%, +0.02%
Fills from reg: 222030 -> 222061 (+0.01%); split: -0.00%, +0.01%
Max warps/SM: 7245564 -> 7245484 (-0.00%); split: +0.00%, -0.00%

Totals from 52240 (26.58% of 196502) affected shaders:
CodeSize: 1982406064 -> 1884327648 (-4.95%); split: -4.95%, +0.00%
Number of GPRs: 3861735 -> 3862083 (+0.01%); split: -0.00%, +0.01%
Static cycle count: 484309374 -> 444205274 (-8.28%)
Spills to reg: 24327 -> 24356 (+0.12%); split: -0.07%, +0.18%
Fills from reg: 12675 -> 12706 (+0.24%); split: -0.02%, +0.26%
Max warps/SM: 1417372 -> 1417292 (-0.01%); split: +0.00%, -0.01%

Reviewed-by: Faith Ekstrand <faith.ekstrand@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/35778>
This commit is contained in:
Mel Henning 2025-06-26 17:49:21 -04:00 • committed by Marge Bot
parent 694523e2b9
commit ff0a69efd7
1 changed files with 1 additions and 0 deletions
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1
src/nouveau/compiler/nak_nir.c
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@ -957,6 +957,7 @@ nak_postprocess_nir(nir_shader *nir,
.lower_inverse_ballot = true,
.lower_rotate_to_shuffle = true
};
OPT(nir, nir_opt_uniform_subgroup, &subgroups_options);
OPT(nir, nir_lower_subgroups, &subgroups_options);
if (nak->sm >= 50) {
// On Maxwell+ we need to lower shared 64-bit atomics into