From 9aafb91f0e50be5e5347304deca8206c51617cbd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marcin=20=C5=9Alusarz?= <marcin.slusarz@intel.com>
Date: Tue, 10 Aug 2021 13:15:25 +0200
Subject: [PATCH] microsoft/compiler: preserve all metadata when upcast_phi
 doesn't make progress
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Signed-off-by: Marcin Ślusarz <marcin.slusarz@intel.com>
Reviewed-by: Jesse Natalie <jenatali@microsoft.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12324>
---
 src/microsoft/compiler/dxil_nir.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/microsoft/compiler/dxil_nir.c b/src/microsoft/compiler/dxil_nir.c
index 7cb20ae5c28..e7ecaeabf48 100644
--- a/src/microsoft/compiler/dxil_nir.c
+++ b/src/microsoft/compiler/dxil_nir.c
@@ -1116,6 +1116,8 @@ upcast_phi_impl(nir_function_impl *impl, unsigned min_bit_size)
    if (progress) {
       nir_metadata_preserve(impl, nir_metadata_block_index |
                                   nir_metadata_dominance);
+   } else {
+      nir_metadata_preserve(impl, nir_metadata_all);
    }
 
    return progress;