From 483bfbf8aa1e915b5fc7f120e7cee799f86cbc21 Mon Sep 17 00:00:00 2001
From: Simon Perretta <simon.perretta@imgtec.com>
Date: Thu, 20 Mar 2025 18:02:07 +0000
Subject: [PATCH] pco: temporarily prevent vectorization of vertex outputs

Signed-off-by: Simon Perretta <simon.perretta@imgtec.com>
Acked-by: Erik Faye-Lund <erik.faye-lund@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/36412>
---
 src/imagination/pco/pco_nir.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/imagination/pco/pco_nir.c b/src/imagination/pco/pco_nir.c
index 9814c164268..329b8acec94 100644
--- a/src/imagination/pco/pco_nir.c
+++ b/src/imagination/pco/pco_nir.c
@@ -840,7 +840,8 @@ void pco_lower_nir(pco_ctx *ctx, nir_shader *nir, pco_data *data)
    if (nir->info.stage != MESA_SHADER_FRAGMENT)
       vec_modes |= nir_var_shader_out;
 
-   NIR_PASS(_, nir, nir_opt_vectorize_io, vec_modes, false);
+   if (nir->info.stage == MESA_SHADER_FRAGMENT)
+      NIR_PASS(_, nir, nir_opt_vectorize_io, vec_modes, false);
 
    /* Special case for frag coords:
     * - x,y come from (non-consecutive) special regs - always scalar.