From 65e9239977963c5caaef12cfd6b6c6e285f86381 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= <marek.olsak@amd.com>
Date: Fri, 20 Mar 2020 21:12:38 -0400
Subject: [PATCH] radeonsi: add num_vbos_in_user_sgprs into the shader cache
 key

Acked-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4269>
---
 src/gallium/drivers/radeonsi/si_state_shaders.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/gallium/drivers/radeonsi/si_state_shaders.c b/src/gallium/drivers/radeonsi/si_state_shaders.c
index 21299563777..ce7e791be3d 100644
--- a/src/gallium/drivers/radeonsi/si_state_shaders.c
+++ b/src/gallium/drivers/radeonsi/si_state_shaders.c
@@ -79,6 +79,9 @@ void si_get_ir_cache_key(struct si_shader_selector *sel, bool ngg, bool es,
 	    sel->screen->debug_flags & DBG(FS_CORRECT_DERIVS_AFTER_KILL))
 		shader_variant_flags |= 1 << 3;
 
+	/* This varies depending on whether compute-based culling is enabled. */
+	shader_variant_flags |= sel->screen->num_vbos_in_user_sgprs << 4;
+
 	struct mesa_sha1 ctx;
 	_mesa_sha1_init(&ctx);
 	_mesa_sha1_update(&ctx, &shader_variant_flags, 4);
-- 
2.30.2