Cleanup: Delete seemingly unused reference to MachineDominatorTree from ScheduleDAGInstrs.

llvm-svn: 216124

1 files changed, 8 insertions, 9 deletions

diff --git a/llvm/lib/CodeGen/DFAPacketizer.cpp b/llvm/lib/CodeGen/DFAPacketizer.cpp
index 67a2664..e0266ca 100644
--- a/llvm/lib/CodeGen/DFAPacketizer.cpp
+++ b/llvm/lib/CodeGen/DFAPacketizer.cpp
@@ -106,16 +106,15 @@ namespace llvm {
 class DefaultVLIWScheduler : public ScheduleDAGInstrs {
 public:
   DefaultVLIWScheduler(MachineFunction &MF, MachineLoopInfo &MLI,
-                   MachineDominatorTree &MDT, bool IsPostRA);
+                       bool IsPostRA);
   // Schedule - Actual scheduling work.
   void schedule() override;
 };
 }
 
-DefaultVLIWScheduler::DefaultVLIWScheduler(
-  MachineFunction &MF, MachineLoopInfo &MLI, MachineDominatorTree &MDT,
-  bool IsPostRA) :
-  ScheduleDAGInstrs(MF, &MLI, &MDT, IsPostRA) {
+DefaultVLIWScheduler::DefaultVLIWScheduler(MachineFunction &MF,
+                                           MachineLoopInfo &MLI, bool IsPostRA)
+    : ScheduleDAGInstrs(MF, &MLI, IsPostRA) {
   CanHandleTerminators = true;
 }
 
@@ -125,12 +124,12 @@ void DefaultVLIWScheduler::schedule() {
 }
 
 // VLIWPacketizerList Ctor
-VLIWPacketizerList::VLIWPacketizerList(
-  MachineFunction &MF, MachineLoopInfo &MLI, MachineDominatorTree &MDT,
-  bool IsPostRA) : TM(MF.getTarget()), MF(MF)  {
+VLIWPacketizerList::VLIWPacketizerList(MachineFunction &MF,
+                                       MachineLoopInfo &MLI, bool IsPostRA)
+    : TM(MF.getTarget()), MF(MF) {
   TII = TM.getSubtargetImpl()->getInstrInfo();
   ResourceTracker = TII->CreateTargetScheduleState(&TM, nullptr);
-  VLIWScheduler = new DefaultVLIWScheduler(MF, MLI, MDT, IsPostRA);
+  VLIWScheduler = new DefaultVLIWScheduler(MF, MLI, IsPostRA);
 }
 
 // VLIWPacketizerList Dtor