From 7d29a264eacf463bff76c21e2b9615a7600b6731 Mon Sep 17 00:00:00 2001
From: Karol Herbst <git@karolherbst.de>
Date: Tue, 29 Aug 2023 15:05:28 +0200
Subject: [PATCH] rusticl: reduce global_invocation_id_zero_base to 32 bit

Signed-off-by: Karol Herbst <git@karolherbst.de>
Reviewed-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24939>
---
 src/gallium/frontends/rusticl/rusticl_nir.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/gallium/frontends/rusticl/rusticl_nir.c b/src/gallium/frontends/rusticl/rusticl_nir.c
index 7ec184b3b63..d417e26ff67 100644
--- a/src/gallium/frontends/rusticl/rusticl_nir.c
+++ b/src/gallium/frontends/rusticl/rusticl_nir.c
@@ -59,6 +59,10 @@ rusticl_lower_intrinsics_instr(
 
         return val;
     }
+    case nir_intrinsic_load_global_invocation_id_zero_base:
+        if (intrins->def.bit_size == 64)
+            return nir_u2u64(b, nir_load_global_invocation_id_zero_base(b, 32));
+        return NULL;
     case nir_intrinsic_load_base_global_invocation_id:
         return nir_load_var(b, state->base_global_invoc_id);
     case nir_intrinsic_load_constant_base_ptr: