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

1 files changed, 17 insertions, 0 deletions

diff --git a/src/glsl/loop_analysis.cpp b/src/glsl/loop_analysis.cpp
index 2ea2f3dbe3..f1268c04c4 100644
--- a/src/glsl/loop_analysis.cpp
+++ b/src/glsl/loop_analysis.cpp
@@ -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 *);
@@ -132,6 +133,22 @@ 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)
 {
    /* If we're not somewhere inside a loop, there's nothing to do.