From 5922db15bfd7dda2ae35d9913b0590a08d60674d Mon Sep 17 00:00:00 2001
From: Faith Ekstrand <faith.ekstrand@collabora.com>
Date: Thu, 7 May 2026 22:37:19 -0400
Subject: [PATCH] compiler/rust: Add a nir_shader::get_entrypoint() helper

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/41896>
---
 src/compiler/rust/nir.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/compiler/rust/nir.rs b/src/compiler/rust/nir.rs
index 90d99407078..280db7b0b9b 100644
--- a/src/compiler/rust/nir.rs
+++ b/src/compiler/rust/nir.rs
@@ -635,4 +635,8 @@ impl nir_shader {
     pub fn iter_variables(&self) -> ExecListIter<'_, nir_variable> {
         ExecListIter::new(&self.variables, offset_of!(nir_variable, node))
     }
+
+    pub fn get_entrypoint(&self) -> Option<&nir_function_impl> {
+        unsafe { nir_shader_get_entrypoint(self).as_ref() }
+    }
 }