[X86][Haswell][SchedModel] Add architecture specific scheduling models.

[oota-llvm.git] / lib / CodeGen / MachineDominators.cpp

diff --git a/lib/CodeGen/MachineDominators.cpp b/lib/CodeGen/MachineDominators.cpp
index 3c674789244a2dbe71ba3d4b66118e1a98d87fc4..df60cf34b610eb471fc31c8dea50b761612874f1 100644 (file)
--- a/lib/CodeGen/MachineDominators.cpp
+++ b/lib/CodeGen/MachineDominators.cpp
@@ -25,7 +25,7 @@ TEMPLATE_INSTANTIATION(class DominatorTreeBase<MachineBasicBlock>);
 char MachineDominatorTree::ID = 0;
 
 INITIALIZE_PASS(MachineDominatorTree, "machinedomtree",
-                "MachineDominator Tree Construction", true, true);
+                "MachineDominator Tree Construction", true, true)
 
 char &llvm::MachineDominatorsID = MachineDominatorTree::ID;
 
@@ -35,6 +35,8 @@ void MachineDominatorTree::getAnalysisUsage(AnalysisUsage &AU) const {
 }
 
 bool MachineDominatorTree::runOnMachineFunction(MachineFunction &F) {
+  CriticalEdgesToSplit.clear();
+  NewBBs.clear();
   DT->recalculate(F);
 
   return false;
@@ -42,6 +44,7 @@ bool MachineDominatorTree::runOnMachineFunction(MachineFunction &F) {
 
 MachineDominatorTree::MachineDominatorTree()
     : MachineFunctionPass(ID) {
+  initializeMachineDominatorTreePass(*PassRegistry::getPassRegistry());
   DT = new DominatorTreeBase<MachineBasicBlock>(false);
 }