[PM] Split DominatorTree into a concrete analysis result object which

[oota-llvm.git] / lib / Transforms / Utils / LoopSimplify.cpp

diff --git a/lib/Transforms/Utils/LoopSimplify.cpp b/lib/Transforms/Utils/LoopSimplify.cpp
index 4dc4df76679db6ddc294354919097a6531e1eac8..1ad4d768d11e8bfe615c91fe0f6db1919734decb 100644 (file)
--- a/lib/Transforms/Utils/LoopSimplify.cpp
+++ b/lib/Transforms/Utils/LoopSimplify.cpp
@@ -83,8 +83,8 @@ namespace {
 
     virtual void getAnalysisUsage(AnalysisUsage &AU) const {
       // We need loop information to identify the loops...
-      AU.addRequired<DominatorTree>();
-      AU.addPreserved<DominatorTree>();
+      AU.addRequired<DominatorTreeWrapperPass>();
+      AU.addPreserved<DominatorTreeWrapperPass>();
 
       AU.addRequired<LoopInfo>();
       AU.addPreserved<LoopInfo>();
@@ -114,7 +114,7 @@ static void PlaceSplitBlockCarefully(BasicBlock *NewBB,
 char LoopSimplify::ID = 0;
 INITIALIZE_PASS_BEGIN(LoopSimplify, "loop-simplify",
                 "Canonicalize natural loops", true, false)
-INITIALIZE_PASS_DEPENDENCY(DominatorTree)
+INITIALIZE_PASS_DEPENDENCY(DominatorTreeWrapperPass)
 INITIALIZE_PASS_DEPENDENCY(LoopInfo)
 INITIALIZE_PASS_END(LoopSimplify, "loop-simplify",
                 "Canonicalize natural loops", true, false)
@@ -131,7 +131,7 @@ bool LoopSimplify::runOnLoop(Loop *l, LPPassManager &LPM) {
   bool Changed = false;
   LI = &getAnalysis<LoopInfo>();
   AA = getAnalysisIfAvailable<AliasAnalysis>();
-  DT = &getAnalysis<DominatorTree>();
+  DT = &getAnalysis<DominatorTreeWrapperPass>().getDomTree();
   SE = getAnalysisIfAvailable<ScalarEvolution>();
 
   Changed |= ProcessLoop(L, LPM);