From: Marek Olšák <marek.olsak@amd.com>
Date: Wed, 21 Dec 2016 14:16:54 +0000 (+0100)
Subject: radeonsi: assume that a TES without POSITION precedes GS
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4b93ba542cdfd6092d84a64e2d2f2bb7c58ec446;p=mesa.git

radeonsi: assume that a TES without POSITION precedes GS

Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
---

diff --git a/src/gallium/drivers/radeonsi/si_state_shaders.c b/src/gallium/drivers/radeonsi/si_state_shaders.c
index ce0ed31055e..a3606723281 100644
--- a/src/gallium/drivers/radeonsi/si_state_shaders.c
+++ b/src/gallium/drivers/radeonsi/si_state_shaders.c
@@ -1275,7 +1275,8 @@ static void si_parse_next_shader_property(const struct tgsi_shader_info *info,
 		break;
 
 	case PIPE_SHADER_TESS_EVAL:
-		if (next_shader == PIPE_SHADER_GEOMETRY)
+		if (next_shader == PIPE_SHADER_GEOMETRY ||
+		    !info->writes_position)
 			key->as_es = 1;
 		break;
 	}