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radv: lower SHADER_RECORD_INDEX to non-uniform

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This fixes an issue with RADV and NVIDIA-RTX/Donut-Samples with heap
support in vkd3d-proton.

Backport-to: 26.1
Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
(cherry picked from commit 477c44ba93)

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/41104>
This commit is contained in:
Samuel Pitoiset 2026-04-15 11:21:09 +02:00 • committed by Eric Engestrom
parent 010072b5bc
commit 3740d70fc5
2 changed files with 6 additions and 2 deletions
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2
.pick_status.json
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@ -2254,7 +2254,7 @@
"description": "radv: lower SHADER_RECORD_INDEX to non-uniform",
"nominated": true,
"nomination_type": 4,
"resolution": 0,
"resolution": 1,
"main_sha": null,
"because_sha": null,
"notes": null

6
src/amd/vulkan/radv_shader.c
View file

@ -799,8 +799,12 @@ radv_shader_spirv_to_nir(struct radv_device *device, struct radv_shader_stage *s
NIR_PASS(progress, nir, nir_lower_flrp, lower_flrp, false /* always precise */);
if (stage->key.descriptor_heap) {
const vk_nir_lower_descriptor_heaps_options heap_options = {
.lower_shader_record_index_to_non_uniform = true,
};
progress = false;
NIR_PASS(progress, nir, vk_nir_lower_descriptor_heaps, stage->layout.mapping, NULL, &embedded_samplers);
NIR_PASS(progress, nir, vk_nir_lower_descriptor_heaps, stage->layout.mapping, &heap_options, &embedded_samplers);
if (progress) {
NIR_PASS(_, nir, nir_remove_dead_variables, nir_var_uniform | nir_var_image, NULL);
NIR_PASS(_, nir, nir_opt_dce);