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radeonsi: set VS_OUT_MISC_SIDE_BUS_ENA=1 for clip distance exports on gfx10.3

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This should improve performance of clip distances.

Reviewed-by: Pierre-eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/18639>
This commit is contained in:
Marek Olšák
2022-09-12 12:48:28 -04:00
committed by Marge Bot
parent c184b49cf3
commit 540e695b29
1 changed files with 3 additions and 1 deletions
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src/gallium/drivers/radeonsi/si_state_shaders.cpp
+3 -1
View File
@@ -1336,7 +1336,9 @@ static unsigned si_get_vs_out_cntl(const struct si_shader_selector *sel,
S_02881C_USE_VTX_RENDER_TARGET_INDX(sel->info.writes_layer) |
S_02881C_USE_VTX_VIEWPORT_INDX(sel->info.writes_viewport_index) |
S_02881C_VS_OUT_MISC_VEC_ENA(misc_vec_ena) |
S_02881C_VS_OUT_MISC_SIDE_BUS_ENA(misc_vec_ena);
S_02881C_VS_OUT_MISC_SIDE_BUS_ENA(misc_vec_ena ||
(sel->screen->info.gfx_level >= GFX10_3 &&
shader->info.nr_pos_exports > 1));
}
/**