v3dv: assert that only tex instructions with sampler state have a sampler src

Reviewed-by: Alejandro Piñeiro <apinheiro@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24537>

diff --git a/src/broadcom/vulkan/v3dv_pipeline.c b/src/broadcom/vulkan/v3dv_pipeline.c
index 28e89e7..b7b164a 100644 (file)
--- a/src/broadcom/vulkan/v3dv_pipeline.c
+++ b/src/broadcom/vulkan/v3dv_pipeline.c
@@ -712,8 +712,10 @@ lower_sampler(nir_builder *b,
    int sampler_idx =
       nir_tex_instr_src_index(instr, nir_tex_src_sampler_deref);
 
-   if (sampler_idx >= 0)
+   if (sampler_idx >= 0) {
+      assert(nir_tex_instr_need_sampler(instr));
       lower_tex_src(b, instr, sampler_idx, state);
+   }
 
    if (texture_idx < 0 && sampler_idx < 0)
       return false;