From eb19640d615d9239102674b452b93672c2eba8c6 Mon Sep 17 00:00:00 2001
From: Konstantin Seurer <konstantin.seurer@gmail.com>
Date: Thu, 14 Jul 2022 13:56:05 +0200
Subject: [PATCH] radeonsi: Set vertex_id_zero_based
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Let NIR lower load_vertex_id instead of LLVM.

Signed-off-by: Konstantin Seurer <konstantin.seurer@gmail.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17539>
---
 src/gallium/drivers/radeonsi/si_get.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/gallium/drivers/radeonsi/si_get.c b/src/gallium/drivers/radeonsi/si_get.c
index fcd4fd7b364..007fe972a7b 100644
--- a/src/gallium/drivers/radeonsi/si_get.c
+++ b/src/gallium/drivers/radeonsi/si_get.c
@@ -1068,6 +1068,7 @@ void si_init_screen_get_functions(struct si_screen *sscreen)
       sscreen->info.gfx_level >= GFX9 && sscreen->options.force_use_fma32;
 
    const struct nir_shader_compiler_options nir_options = {
+      .vertex_id_zero_based = true,
       .lower_scmp = true,
       .lower_flrp16 = true,
       .lower_flrp32 = true,