glsl2: Track the number of ir_loop_jump instructions that are in a loop

2010-08-27 15:41:20 -07:00
parent 351525d534
commit 3bcfafcf03
3 changed files with 27 additions and 0 deletions
@@ -103,6 +103,7 @@ class loop_analysis : public ir_hierarchical_visitor {
 public:
   loop_analysis();

+   virtual ir_visitor_status visit(ir_loop_jump *);
   virtual ir_visitor_status visit(ir_dereference_variable *);

   virtual ir_visitor_status visit_enter(ir_loop *);
@@ -131,6 +132,22 @@ loop_analysis::loop_analysis()
 }


+ir_visitor_status
+loop_analysis::visit(ir_loop_jump *ir)
+{
+   (void) ir;
+
+   assert(!this->state.is_empty());
+
+   loop_variable_state *const ls =
+      (loop_variable_state *) this->state.get_head();
+
+   ls->num_loop_jumps++;
+
+   return visit_continue;
+}
+
+
 ir_visitor_status
 loop_analysis::visit(ir_dereference_variable *ir)
 {