3 files changed, 10 insertions, 1 deletions
diff --git a/include/llvm/Target/TargetTransformImpl.h b/include/llvm/Target/TargetTransformImpl.h
index fd4b737afd..fa1acbea08 100644
--- a/include/llvm/Target/TargetTransformImpl.h
+++ b/include/llvm/Target/TargetTransformImpl.h
@@ -46,6 +46,8 @@ public:
   virtual unsigned getJumpBufAlignment() const;
 
   virtual unsigned getJumpBufSize() const;
+
+  virtual bool shouldBuildLookupTables() const;
 };
 
 class VectorTargetTransformImpl : public VectorTargetTransformInfo {
diff --git a/include/llvm/TargetTransformInfo.h b/include/llvm/TargetTransformInfo.h
index 6ee3b37056..c65ef17dfa 100644
--- a/include/llvm/TargetTransformInfo.h
+++ b/include/llvm/TargetTransformInfo.h
@@ -117,6 +117,11 @@ public:
   virtual unsigned getJumpBufSize() const {
     return 0;
   }
+  /// shouldBuildLookupTables - Return true if switches should be turned into
+  /// lookup tables for the target.
+  virtual bool shouldBuildLookupTables() const {
+    return true;
+  }
 };
 
 /// VectorTargetTransformInfo - This interface is used by the vectorizers
diff --git a/include/llvm/Transforms/Utils/Local.h b/include/llvm/Transforms/Utils/Local.h
index 49eeb57622..5c804d877a 100644
--- a/include/llvm/Transforms/Utils/Local.h
+++ b/include/llvm/Transforms/Utils/Local.h
@@ -37,6 +37,7 @@ class AllocaInst;
 class ConstantExpr;
 class DataLayout;
 class TargetLibraryInfo;
+class TargetTransformInfo;
 class DIBuilder;
 
 template<typename T> class SmallVectorImpl;
@@ -134,7 +135,8 @@ bool EliminateDuplicatePHINodes(BasicBlock *BB);
 /// of the CFG.  It returns true if a modification was made, possibly deleting
 /// the basic block that was pointed to.
 ///
-bool SimplifyCFG(BasicBlock *BB, const DataLayout *TD = 0);
+bool SimplifyCFG(BasicBlock *BB, const DataLayout *TD = 0,
+                 const TargetTransformInfo *TTI = 0);
 
 /// FoldBranchToCommonDest - If this basic block is ONLY a setcc and a branch,
 /// and if a predecessor branches to us and one of our successors, fold the