diff options
Diffstat (limited to 'lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp index 92e34bbc48..60a9cd1def 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp @@ -54,8 +54,11 @@ ViewISelDAGs("view-isel-dags", cl::Hidden, static cl::opt<bool> ViewSchedDAGs("view-sched-dags", cl::Hidden, cl::desc("Pop up a window to show sched dags as they are processed")); +static cl::opt<bool> +ViewSUnitDAGs("view-sunit-dags", cl::Hidden, + cl::desc("Pop up a window to show SUnit dags after they are processed")); #else -static const bool ViewISelDAGs = 0, ViewSchedDAGs = 0; +static const bool ViewISelDAGs = 0, ViewSchedDAGs = 0, ViewSUnitDAGs = 0; #endif //===---------------------------------------------------------------------===// @@ -4842,6 +4845,9 @@ void SelectionDAGISel::ScheduleAndEmitDAG(SelectionDAG &DAG) { ScheduleDAG *SL = Ctor(this, &DAG, BB); BB = SL->Run(); + + if (ViewSUnitDAGs) SL->viewGraph(); + delete SL; } |