i965/vec4/tcs: Return NULL instead of false in brw_compile_tcs()

[mesa.git] / src / glsl / ir_rvalue_visitor.h

diff --git a/src/glsl/ir_rvalue_visitor.h b/src/glsl/ir_rvalue_visitor.h
index 31a56beb9b80c4e7fb31dc60176420802e85d1a7..185c72a5ba1fc4e240f277992d6928d72cdcbb8a 100644 (file)
--- a/src/glsl/ir_rvalue_visitor.h
+++ b/src/glsl/ir_rvalue_visitor.h
@@ -30,18 +30,54 @@
  * a pointer to each rvalue in the tree.
  */
 
-class ir_rvalue_visitor : public ir_hierarchical_visitor {
+class ir_rvalue_base_visitor : public ir_hierarchical_visitor {
+public:
+   ir_visitor_status rvalue_visit(ir_assignment *);
+   ir_visitor_status rvalue_visit(ir_call *);
+   ir_visitor_status rvalue_visit(ir_dereference_array *);
+   ir_visitor_status rvalue_visit(ir_dereference_record *);
+   ir_visitor_status rvalue_visit(ir_discard *);
+   ir_visitor_status rvalue_visit(ir_expression *);
+   ir_visitor_status rvalue_visit(ir_if *);
+   ir_visitor_status rvalue_visit(ir_return *);
+   ir_visitor_status rvalue_visit(ir_swizzle *);
+   ir_visitor_status rvalue_visit(ir_texture *);
+   ir_visitor_status rvalue_visit(ir_emit_vertex *);
+   ir_visitor_status rvalue_visit(ir_end_primitive *);
+
+   virtual void handle_rvalue(ir_rvalue **rvalue) = 0;
+};
+
+class ir_rvalue_visitor : public ir_rvalue_base_visitor {
 public:
 
    virtual ir_visitor_status visit_leave(ir_assignment *);
    virtual ir_visitor_status visit_leave(ir_call *);
    virtual ir_visitor_status visit_leave(ir_dereference_array *);
    virtual ir_visitor_status visit_leave(ir_dereference_record *);
+   virtual ir_visitor_status visit_leave(ir_discard *);
    virtual ir_visitor_status visit_leave(ir_expression *);
    virtual ir_visitor_status visit_leave(ir_if *);
    virtual ir_visitor_status visit_leave(ir_return *);
    virtual ir_visitor_status visit_leave(ir_swizzle *);
    virtual ir_visitor_status visit_leave(ir_texture *);
+   virtual ir_visitor_status visit_leave(ir_emit_vertex *);
+   virtual ir_visitor_status visit_leave(ir_end_primitive *);
+};
 
-   virtual void handle_rvalue(ir_rvalue **rvalue) = 0;
+class ir_rvalue_enter_visitor : public ir_rvalue_base_visitor {
+public:
+
+   virtual ir_visitor_status visit_enter(ir_assignment *);
+   virtual ir_visitor_status visit_enter(ir_call *);
+   virtual ir_visitor_status visit_enter(ir_dereference_array *);
+   virtual ir_visitor_status visit_enter(ir_dereference_record *);
+   virtual ir_visitor_status visit_enter(ir_discard *);
+   virtual ir_visitor_status visit_enter(ir_expression *);
+   virtual ir_visitor_status visit_enter(ir_if *);
+   virtual ir_visitor_status visit_enter(ir_return *);
+   virtual ir_visitor_status visit_enter(ir_swizzle *);
+   virtual ir_visitor_status visit_enter(ir_texture *);
+   virtual ir_visitor_status visit_enter(ir_emit_vertex *);
+   virtual ir_visitor_status visit_enter(ir_end_primitive *);
 };