From 7330bca9db066f6b8e396121307ecbf73e4e896f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marek=20Ol=C5=A1=C3=A1k?= <marek.olsak@amd.com>
Date: Fri, 21 Nov 2025 12:12:48 -0500
Subject: [PATCH] nir: handle load_fs_input_interp_deltas in nir_is_input_load

for nir_opt_constant_folding

Acked-by: Alyssa Rosenzweig <alyssa.rosenzweig@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/38277>
---
 src/compiler/nir/nir_lower_io.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/compiler/nir/nir_lower_io.c b/src/compiler/nir/nir_lower_io.c
index 3610a9b4fca..343323413d2 100644
--- a/src/compiler/nir/nir_lower_io.c
+++ b/src/compiler/nir/nir_lower_io.c
@@ -1174,7 +1174,8 @@ nir_is_input_load(nir_intrinsic_instr *intr)
           intr->intrinsic == nir_intrinsic_load_per_vertex_input ||
           intr->intrinsic == nir_intrinsic_load_per_primitive_input ||
           intr->intrinsic == nir_intrinsic_load_interpolated_input ||
-          intr->intrinsic == nir_intrinsic_load_input_vertex;
+          intr->intrinsic == nir_intrinsic_load_input_vertex ||
+          intr->intrinsic == nir_intrinsic_load_fs_input_interp_deltas;
 }
 
 /**