From: Boris Brezillon <boris.brezillon@collabora.com>
Date: Fri, 31 Jan 2020 08:25:07 +0000 (+0100)
Subject: pan/midgard: Lower bitfield extract to shifts
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=ef89a52fe58e85402d7652d863da1cc90b378772;p=mesa.git

pan/midgard: Lower bitfield extract to shifts

Let's lower bitfield extract to shifts until we figure out if it can be
natively supported.

Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3676>
---

diff --git a/src/panfrost/midgard/midgard_compile.h b/src/panfrost/midgard/midgard_compile.h
index 51d1c3fe1c3..91086f1a0ef 100644
--- a/src/panfrost/midgard/midgard_compile.h
+++ b/src/panfrost/midgard/midgard_compile.h
@@ -148,6 +148,7 @@ static const nir_shader_compiler_options midgard_nir_options = {
 
         .lower_doubles_options = nir_lower_dmod,
 
+        .lower_bitfield_extract_to_shifts = true,
         .vectorize_io = true,
         .use_interpolated_input_intrinsics = true
 };