revert r166264 because the LTO build is still failing

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166340 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/Analysis/ScalarEvolutionExpander.h

@@ -22,7 +22,7 @@
 #include <set>
 
 namespace llvm {
-  class ScalarTargetTransformInfo;
+  class TargetLowering;
 
   /// Return true if the given expression is safe to expand in the sense that
   /// all materialized values are safe to speculate.
@@ -129,7 +129,7 @@ namespace llvm {
     /// representative. Return the number of phis eliminated.
     unsigned replaceCongruentIVs(Loop *L, const DominatorTree *DT,
                                  SmallVectorImpl<WeakVH> &DeadInsts,
-                                 const ScalarTargetTransformInfo *STTI = NULL);
+                                 const TargetLowering *TLI = NULL);
 
     /// expandCodeFor - Insert code to directly compute the specified SCEV
     /// expression into the program.  The inserted code is inserted into the

include/llvm/Transforms/Scalar.h

@@ -119,7 +119,7 @@ Pass *createLICMPass();
 // optional parameter used to consult the target machine whether certain
 // transformations are profitable.
 //
-Pass *createLoopStrengthReducePass();
+Pass *createLoopStrengthReducePass(const TargetLowering *TLI = 0);
 
 Pass *createGlobalMergePass(const TargetLowering *TLI = 0);
 
@@ -249,8 +249,9 @@ extern char &LowerSwitchID;
 // purpose "my LLVM-to-LLVM pass doesn't support the invoke instruction yet"
 // lowering pass.
 //
-FunctionPass *createLowerInvokePass();
-FunctionPass *createLowerInvokePass(bool useExpensiveEHSupport);
+FunctionPass *createLowerInvokePass(const TargetLowering *TLI = 0);
+FunctionPass *createLowerInvokePass(const TargetLowering *TLI,
+                                    bool useExpensiveEHSupport);
 extern char &LowerInvokePassID;
 
 //===----------------------------------------------------------------------===//