From 56240f6e85ad668774a83edad806ab6b60f16f1b Mon Sep 17 00:00:00 2001
From: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Date: Wed, 27 Jan 2021 12:41:57 -0500
Subject: [PATCH] pan/bi: Lower ifind_msb

We have ufind_msb efficient, implement in terms of that.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8774>
---
 src/panfrost/bifrost/bifrost_compile.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/panfrost/bifrost/bifrost_compile.h b/src/panfrost/bifrost/bifrost_compile.h
index 948b2581503..b64721d3f41 100644
--- a/src/panfrost/bifrost/bifrost_compile.h
+++ b/src/panfrost/bifrost/bifrost_compile.h
@@ -43,6 +43,7 @@ static const nir_shader_compiler_options bifrost_nir_options = {
         .lower_isign = true,
         .lower_fpow = true,
         .lower_find_lsb = true,
+        .lower_ifind_msb = true,
         .lower_fdph = true,
         .lower_fsqrt = true,
         .lower_sincos = true,