From: Ian Romanick <ian.d.roman...@intel.com>
Signed-off-by: Ian Romanick <ian.d.roman...@intel.com>
Reviewed-by: Kenneth Graunke <kenn...@whitecape.org>
---
src/mesa/drivers/dri/i965/brw_vec4_vs_visitor.cpp | 1 +
1 file changed, 1 insertion(+)
diff --git a/src/mesa/drivers/dri/i965/brw_vec4_vs_visitor.cpp
b/src/mesa/drivers/dri/i965/brw_vec4_vs_visitor.cpp
index 64c72fd..6a1c049 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4_vs_visitor.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_vs_visitor.cpp
@@ -155,6 +155,7 @@ vec4_vs_visitor::make_reg_for_system_value(ir_variable *ir)
switch (ir->data.location) {
case SYSTEM_VALUE_VERTEX_ID:
+ case SYSTEM_VALUE_VERTEX_ID_ZERO_BASE:
reg->writemask = WRITEMASK_X;
break;
case SYSTEM_VALUE_INSTANCE_ID:
--
2.0.2
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