From d2f52e61c2c18a5418e10a98cfbe7d6f2567fdbd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Sch=C3=BCrmann?= <daniel@schuermann.dev>
Date: Fri, 5 Apr 2024 17:02:46 +0200
Subject: [PATCH] nir/divergence: change nir_has_divergent_loop() to return
 true only for divergent breaks
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The important information is whether a loop has a uniform number
of iterations.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/28627>
---
 src/compiler/nir/nir_divergence_analysis.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/compiler/nir/nir_divergence_analysis.c b/src/compiler/nir/nir_divergence_analysis.c
index 860b5bdd9fd..d413f7c639c 100644
--- a/src/compiler/nir/nir_divergence_analysis.c
+++ b/src/compiler/nir/nir_divergence_analysis.c
@@ -1477,7 +1477,7 @@ nir_has_divergent_loop(nir_shader *shader)
 
    foreach_list_typed(nir_cf_node, node, node, &func->body) {
       if (node->type == nir_cf_node_loop) {
-         if (nir_loop_is_divergent(nir_cf_node_as_loop(node)))
+         if (nir_cf_node_as_loop(node)->divergent_break)
             return true;
       }
    }