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nir,radv: add and use nir_vectorize_tess_levels()

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fossil-db (Sienna):
Totals from 1342 (0.97% of 138791) affected shaders:
CodeSize: 3287996 -> 3269572 (-0.56%); split: -0.56%, +0.00%
Instrs: 629896 -> 628191 (-0.27%); split: -0.31%, +0.04%
Cycles: 2619244 -> 2612424 (-0.26%); split: -0.30%, +0.04%
VMEM: 388807 -> 389273 (+0.12%); split: +0.14%, -0.02%
SMEM: 90655 -> 90700 (+0.05%); split: +0.06%, -0.01%
VClause: 21831 -> 21812 (-0.09%)
PreVGPRs: 44155 -> 44058 (-0.22%)

Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Timur Kristóf <timur.kristof@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4202>
This commit is contained in:
Rhys Perry
2021-01-06 14:50:57 +00:00
committed by Marge Bot
parent bfc777f83e
commit f5adf27fb9
3 changed files with 85 additions and 0 deletions
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2
src/amd/vulkan/radv_pipeline.c
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@@ -2410,6 +2410,8 @@ radv_link_shaders(struct radv_pipeline *pipeline, nir_shader **shaders,
(ordered_shaders[i]->info.stage == MESA_SHADER_VERTEX && has_geom_tess) ||
(ordered_shaders[i]->info.stage == MESA_SHADER_TESS_EVAL && merged_gs)) {
nir_lower_io_to_vector(ordered_shaders[i], nir_var_shader_out);
if (ordered_shaders[i]->info.stage == MESA_SHADER_TESS_CTRL)
nir_vectorize_tess_levels(ordered_shaders[i]);
nir_opt_combine_stores(ordered_shaders[i], nir_var_shader_out);
}
if (ordered_shaders[i - 1]->info.stage == MESA_SHADER_GEOMETRY ||