util: fix swizzle of INSTANCEID system value

radeonsi added stricter checking for correct swizzles in debug builds.

Reported-by: Michel Dänzer <michel.daenzer@amd.com>
Fixes: 4cf29427770f ("radeonsi: support 64-bit system values")
Reviewed-by: Marek Olšák <marek.olsak@amd.com>

diff --git a/src/gallium/auxiliary/util/u_simple_shaders.c b/src/gallium/auxiliary/util/u_simple_shaders.c
index 7342b3d..613ec4a 100644 (file)
--- a/src/gallium/auxiliary/util/u_simple_shaders.c
+++ b/src/gallium/auxiliary/util/u_simple_shaders.c
@@ -119,7 +119,7 @@ void *util_make_layered_clear_vertex_shader(struct pipe_context *pipe)
 
          "MOV OUT[0], IN[0]\n"
          "MOV OUT[1], IN[1]\n"
-         "MOV OUT[2], SV[0]\n"
+         "MOV OUT[2].x, SV[0].xxxx\n"
          "END\n";
    struct tgsi_token tokens[1000];
    struct pipe_shader_state state;