3 files changed, 0 insertions, 29 deletions

diff --git a/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp b/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp
index 5954f4af51f..9cd6600f905 100644
--- a/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp
+++ b/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp
@@ -180,15 +180,6 @@ namespace {
       BranchesInfo.forgetLoop(currentLoop);
     }
 
-    /// RemoveLoopFromWorklist - If the specified loop is on the loop worklist,
-    /// remove it.
-    void RemoveLoopFromWorklist(Loop *L) {
-      std::vector<Loop*>::iterator I = std::find(LoopProcessWorklist.begin(),
-                                                 LoopProcessWorklist.end(), L);
-      if (I != LoopProcessWorklist.end())
-        LoopProcessWorklist.erase(I);
-    }
-
     void initLoopData() {
       loopHeader = currentLoop->getHeader();
       loopPreheader = currentLoop->getLoopPreheader();
@@ -212,7 +203,6 @@ namespace {
                                         Instruction *InsertPt);
 
     void SimplifyCode(std::vector<Instruction*> &Worklist, Loop *L);
-    void RemoveLoopFromHierarchy(Loop *L);
     bool IsTrivialUnswitchCondition(Value *Cond, Constant **Val = 0,
                                     BasicBlock **LoopExit = 0);
 
@@ -948,17 +938,6 @@ static void ReplaceUsesOfWith(Instruction *I, Value *V,
   ++NumSimplify;
 }
 
-/// RemoveLoopFromHierarchy - We have discovered that the specified loop has
-/// become unwrapped, either because the backedge was deleted, or because the
-/// edge into the header was removed.  If the edge into the header from the
-/// latch block was removed, the loop is unwrapped but subloops are still alive,
-/// so they just reparent loops.  If the loops are actually dead, they will be
-/// removed later.
-void LoopUnswitch::RemoveLoopFromHierarchy(Loop *L) {
-  LPM->deleteLoopFromQueue(L);
-  RemoveLoopFromWorklist(L);
-}
-
 // RewriteLoopBodyWithConditionConstant - We know either that the value LIC has
 // the value specified by Val in the specified loop, or we know it does NOT have
 // that value.  Rewrite any uses of LIC or of properties correlated to it.
diff --git a/llvm/lib/Transforms/Utils/LCSSA.cpp b/llvm/lib/Transforms/Utils/LCSSA.cpp
index d5381753a29..ade3d116cd4 100644
--- a/llvm/lib/Transforms/Utils/LCSSA.cpp
+++ b/llvm/lib/Transforms/Utils/LCSSA.cpp
@@ -267,8 +267,6 @@ struct LCSSA : public FunctionPass {
   }
 
 private:
-  bool processLoop(Loop &L);
-
   void verifyAnalysis() const override;
 };
 }
diff --git a/llvm/lib/Transforms/Utils/LoopSimplify.cpp b/llvm/lib/Transforms/Utils/LoopSimplify.cpp
index 47083ead7b3..66542acc92b 100644
--- a/llvm/lib/Transforms/Utils/LoopSimplify.cpp
+++ b/llvm/lib/Transforms/Utils/LoopSimplify.cpp
@@ -761,12 +761,6 @@ namespace {
 
     /// verifyAnalysis() - Verify LoopSimplifyForm's guarantees.
     void verifyAnalysis() const override;
-
-  private:
-    bool ProcessLoop(Loop *L);
-    BasicBlock *RewriteLoopExitBlock(Loop *L, BasicBlock *Exit);
-    Loop *SeparateNestedLoop(Loop *L, BasicBlock *Preheader);
-    BasicBlock *InsertUniqueBackedgeBlock(Loop *L, BasicBlock *Preheader);
   };
 }