radv: clone meta shaders before linking
The IR is reused in different pipeline combinations so we need
to clone it to avoid link time optimistaions messing up the
original copy.
Fixes: 06f05040eb73 (radv: Link shaders)
Reviewed-by: Dave Airlie <airlied@redhat.com>
diff --git a/src/amd/vulkan/radv_pipeline.c b/src/amd/vulkan/radv_pipeline.c
index 669d9a4..30a90ac 100644
--- a/src/amd/vulkan/radv_pipeline.c
+++ b/src/amd/vulkan/radv_pipeline.c
@@ -1766,6 +1766,13 @@
stage ? stage->pName : "main", i,
stage ? stage->pSpecializationInfo : NULL);
pipeline->active_stages |= mesa_to_vk_shader_stage(i);
+ /* We don't want to alter meta shaders IR directly so clone it
+ * first.
+ */
+ if (nir[i]->info.name) {
+ nir[i] = nir_shader_clone(NULL, nir[i]);
+ }
+
}
if (nir[MESA_SHADER_TESS_CTRL]) {
@@ -1863,7 +1870,7 @@
for (int i = 0; i < MESA_SHADER_STAGES; ++i) {
free(codes[i]);
- if (modules[i] && !modules[i]->nir && !pipeline->device->trace_bo)
+ if (modules[i] && !pipeline->device->trace_bo)
ralloc_free(nir[i]);
}