From d7c6f397f44ae6a0ba63d8734b133196fe88443e Mon Sep 17 00:00:00 2001
From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= <marek.olsak@amd.com>
Date: Sun, 4 Jan 2015 14:41:49 +0100
Subject: [PATCH] radeonsi: fix VertexID for OpenGL
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This fixes all failing piglit VertexID tests.

Cc: 10.4 <mesa-stable@lists.freedesktop.org>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
---
 src/gallium/drivers/radeonsi/si_shader.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
index 1694490..e93708b 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -591,8 +591,11 @@ static void declare_system_value(
 		break;
 
 	case TGSI_SEMANTIC_VERTEXID:
-		value = LLVMGetParam(radeon_bld->main_fn,
-				     si_shader_ctx->param_vertex_id);
+		value = LLVMBuildAdd(gallivm->builder,
+				     LLVMGetParam(radeon_bld->main_fn,
+						  si_shader_ctx->param_vertex_id),
+				     LLVMGetParam(radeon_bld->main_fn,
+						  SI_PARAM_BASE_VERTEX), "");
 		break;
 
 	case TGSI_SEMANTIC_SAMPLEID:
-- 
2.7.4