glsl: Add ir node for barrier

[mesa.git] / src / mesa / program / ir_to_mesa.cpp

diff --git a/src/mesa/program/ir_to_mesa.cpp b/src/mesa/program/ir_to_mesa.cpp
index 514bb930e768299c0e3e1fdafd2d45a56c0d5f56..18e3bc5d5cc1ed5a74da7dd25cfdce42450f229d 100644 (file)
--- a/src/mesa/program/ir_to_mesa.cpp
+++ b/src/mesa/program/ir_to_mesa.cpp
@@ -262,6 +262,7 @@ public:
    virtual void visit(ir_if *);
    virtual void visit(ir_emit_vertex *);
    virtual void visit(ir_end_primitive *);
+   virtual void visit(ir_barrier *);
    /*@}*/
 
    src_reg result;
@@ -2117,6 +2118,12 @@ ir_to_mesa_visitor::visit(ir_end_primitive *)
    assert(!"Geometry shaders not supported.");
 }
 
+void
+ir_to_mesa_visitor::visit(ir_barrier *)
+{
+   unreachable("GLSL barrier() not supported.");
+}
+
 ir_to_mesa_visitor::ir_to_mesa_visitor()
 {
    result.file = PROGRAM_UNDEFINED;