From 20591573f10a9efdb9951ccd65f4574c36418bd6 Mon Sep 17 00:00:00 2001
From: Iago Toral Quiroga <itoral@igalia.com>
Date: Wed, 3 Aug 2022 12:46:10 +0200
Subject: [PATCH] broadcom/compiler: use nir_opt_idiv_const
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total instructions in shared programs: 12463625 -> 12463571 (<.01%)
instructions in affected programs: 1758 -> 1704 (-3.07%)
helped: 12
HURT: 0

total uniforms in shared programs: 3704589 -> 3704591 (<.01%)
uniforms in affected programs: 17 -> 19 (11.76%)
helped: 0
HURT: 1

total max-temps in shared programs: 2148088 -> 2148138 (<.01%)
max-temps in affected programs: 170 -> 220 (29.41%)
helped: 0
HURT: 10

Reviewed-by: Alyssa Rosenzweig <alyssa@collabora.com>
Reviewed-by: Alejandro Piñeiro <apinheiro@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17871>
---
 src/broadcom/compiler/vir.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/broadcom/compiler/vir.c b/src/broadcom/compiler/vir.c
index 719cb2ab9e5..d253be2935a 100644
--- a/src/broadcom/compiler/vir.c
+++ b/src/broadcom/compiler/vir.c
@@ -1562,6 +1562,8 @@ v3d_attempt_compile(struct v3d_compile *c)
         NIR_PASS(_, c->s, v3d_nir_lower_io, c);
         NIR_PASS(_, c->s, v3d_nir_lower_txf_ms, c);
         NIR_PASS(_, c->s, v3d_nir_lower_image_load_store);
+
+        NIR_PASS(_, c->s, nir_opt_idiv_const, 8);
         nir_lower_idiv_options idiv_options = {
                 .allow_fp16 = true,
         };