From 4e5ed7ebd5d0dd844f5f767681ed7eaf11684a43 Mon Sep 17 00:00:00 2001
From: Jordan Justen <jordan.l.justen@intel.com>
Date: Fri, 12 Apr 2024 16:52:12 -0700
Subject: [PATCH] intel/brw: Avoid getting a stride of 0 for
 nir_intrinsic_exclusive_scan

Ref: 671745b616a ("intel/fs: Don't allow 0 stride on MOV destination")
Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/28821>
---
 src/intel/compiler/brw_fs_nir.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/intel/compiler/brw_fs_nir.cpp b/src/intel/compiler/brw_fs_nir.cpp
index 33d8591a608..73739227d1a 100644
--- a/src/intel/compiler/brw_fs_nir.cpp
+++ b/src/intel/compiler/brw_fs_nir.cpp
@@ -7486,7 +7486,7 @@ fs_nir_emit_intrinsic(nir_to_brw_state &ntb,
          allbld.ADD(idx, ntb.system_values[SYSTEM_VALUE_SUBGROUP_INVOCATION],
                          brw_imm_w(-1));
          allbld.emit(SHADER_OPCODE_SHUFFLE, shifted, scan, idx);
-         allbld.group(1, 0).MOV(component(shifted, 0), identity);
+         allbld.group(1, 0).MOV(horiz_offset(shifted, 0), identity);
          scan = shifted;
       }