radv: only copy non-NULL shaders when loaded from the cache

With GPL, we don't necessarily load all stages from the same cache
entry and other stages might have been imported from libraries, so
don't overwrite them.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22264>

diff --git a/src/amd/vulkan/radv_pipeline_cache.c b/src/amd/vulkan/radv_pipeline_cache.c
index 89b56c0..9980a4b 100644 (file)
--- a/src/amd/vulkan/radv_pipeline_cache.c
+++ b/src/amd/vulkan/radv_pipeline_cache.c
@@ -382,7 +382,12 @@ radv_create_shaders_from_pipeline_cache(struct radv_device *device,
       }
    }
 
-   memcpy(pipeline->shaders, entry->shaders, sizeof(entry->shaders));
+   for (int i = 0; i < MESA_VULKAN_SHADER_STAGES; i++) {
+      if (!entry->shaders[i])
+         continue;
+
+      pipeline->shaders[i] = entry->shaders[i];
+   }
 
    if (pipeline->shaders[MESA_SHADER_GEOMETRY] &&
        !pipeline->shaders[MESA_SHADER_GEOMETRY]->info.is_ngg) {