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-rw-r--r--lib/Transforms/Scalar/LoopRotation.cpp7
-rw-r--r--lib/Transforms/Scalar/LoopUnswitch.cpp3
2 files changed, 0 insertions, 10 deletions
diff --git a/lib/Transforms/Scalar/LoopRotation.cpp b/lib/Transforms/Scalar/LoopRotation.cpp
index 685089e9ab..d35a8edd3c 100644
--- a/lib/Transforms/Scalar/LoopRotation.cpp
+++ b/lib/Transforms/Scalar/LoopRotation.cpp
@@ -62,13 +62,6 @@ namespace {
AU.addPreserved<LoopInfo>();
AU.addRequiredID(LoopSimplifyID);
AU.addPreservedID(LoopSimplifyID);
- AU.addPreserved<DominatorTree>();
- // Request DominanceFrontier now, even though Loop Rotate does
- // not use it. This allows Pass Manager to schedule Dominance
- // Frontier early enough such that one LPPassManager can handle
- // loop rotate as well as licm pass.
- AU.addRequired<DominanceFrontier>();
- AU.addPreserved<DominanceFrontier>();
}
// Helper functions
diff --git a/lib/Transforms/Scalar/LoopUnswitch.cpp b/lib/Transforms/Scalar/LoopUnswitch.cpp
index f57c045008..c433e637c8 100644
--- a/lib/Transforms/Scalar/LoopUnswitch.cpp
+++ b/lib/Transforms/Scalar/LoopUnswitch.cpp
@@ -83,12 +83,9 @@ namespace {
virtual void getAnalysisUsage(AnalysisUsage &AU) const {
AU.addRequiredID(LoopSimplifyID);
AU.addPreservedID(LoopSimplifyID);
- AU.addPreserved<DominatorTree>();
- AU.addPreserved<DominanceFrontier>();
AU.addRequired<LoopInfo>();
AU.addPreserved<LoopInfo>();
AU.addRequiredID(LCSSAID);
- AU.addPreservedID(LCSSAID);
}
private: