radeonsi: fix VertexID for OpenGL
This fixes all failing piglit VertexID tests.
Cc: 10.4 <mesa-stable@lists.freedesktop.org>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
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 @@
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: