From e74f5b16e37b399dcf469eff230363b4bbe055f4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Sch=C3=BCrmann?= <daniel@schuermann.dev>
Date: Mon, 29 Apr 2024 11:23:50 +0200
Subject: [PATCH] nir/loop_analyze: adjust negative (or huge) iteration count
 check for bit size

Reviewed-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/28150>
---
 src/compiler/nir/nir_loop_analyze.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/compiler/nir/nir_loop_analyze.c b/src/compiler/nir/nir_loop_analyze.c
index 2b2ebfdd60f..7aed4dc09ef 100644
--- a/src/compiler/nir/nir_loop_analyze.c
+++ b/src/compiler/nir/nir_loop_analyze.c
@@ -889,7 +889,7 @@ get_iteration(nir_op cond_op, nir_const_value initial, nir_const_value step,
    }
 
    uint64_t iter_u64 = nir_const_value_as_uint(iter, iter_bit_size);
-   return iter_u64 > INT_MAX ? -1 : (int)iter_u64;
+   return iter_u64 > u_intN_max(iter_bit_size) ? -1 : (int)iter_u64;
 }
 
 static int32_t