1 files changed, 1 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_vec4.cpp b/src/mesa/drivers/dri/i965/brw_vec4.cpp
index f1c3d37ce1c..f0f18ca7768 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4.cpp
@@ -276,6 +276,7 @@ vec4_visitor::implied_mrf_writes(vec4_instruction *inst)
    case SHADER_OPCODE_POW:
       return 2;
    case VS_OPCODE_URB_WRITE:
+   case TCS_OPCODE_THREAD_END:
       return 1;
    case VS_OPCODE_PULL_CONSTANT_LOAD:
       return 2;