From 59a547cba4aac7f58972697ed0087cd3741416f7 Mon Sep 17 00:00:00 2001
From: Job Noorman <jnoorman@igalia.com>
Date: Fri, 3 Apr 2026 08:18:08 +0200
Subject: [PATCH] ir3: call nir_io_add_intrinsic_xfb_info after IO lowering

Needed by nir_opt_varyings.

Signed-off-by: Job Noorman <jnoorman@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/40651>
---
 src/freedreno/ir3/ir3_nir.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/freedreno/ir3/ir3_nir.c b/src/freedreno/ir3/ir3_nir.c
index 756240efdb6..7148ed0a221 100644
--- a/src/freedreno/ir3/ir3_nir.c
+++ b/src/freedreno/ir3/ir3_nir.c
@@ -957,6 +957,11 @@ ir3_nir_lower_io(nir_shader *s)
             nir_var_shader_in | nir_var_shader_out,
             &(nir_remove_dead_variables_options) {});
 
+   if (s->xfb_info) {
+      NIR_PASS(_, s, nir_opt_constant_folding);
+      NIR_PASS(_, s, nir_io_add_intrinsic_xfb_info);
+   }
+
    s->info.io_lowered = true;
 }