[Mesa-dev] [PATCH 12/14] st/mesa: add barrier support

[Marek Olšák]

From: Ilia Mirkin <imirkin at alum.mit.edu>

---
 src/mesa/state_tracker/st_glsl_to_tgsi.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
index 4df6e39..1ce2f70 100644
--- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
+++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
@@ -3469,7 +3469,10 @@ glsl_to_tgsi_visitor::visit(ir_end_primitive *ir)
 void
 glsl_to_tgsi_visitor::visit(ir_barrier *ir)
 {
-   unreachable("Not implemented!");
+   assert(this->prog->Target == GL_TESS_CONTROL_PROGRAM_NV ||
+          this->prog->Target == GL_COMPUTE_PROGRAM_NV);
+
+   emit_asm(ir, TGSI_OPCODE_BARRIER);
 }
 
 glsl_to_tgsi_visitor::glsl_to_tgsi_visitor()
-- 
2.1.0