[LoopUnroll] Pass SCEV to getUnrollingPreferences hook. NFCI.

Reviewers: sanjoy, anna, reames, apilipenko, igor-laevsky, mkuper

Subscribers: jholewinski, arsenm, mzolotukhin, nemanjai, nhaehnle, javed.absar, mcrosier, llvm-commits

Differential Revision: https://reviews.llvm.org/D34531

llvm-svn: 306554

2 files changed, 4 insertions, 3 deletions

diff --git a/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp b/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp
index 3dbd5f5b9a9..6110706b01b 100644
--- a/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp
+++ b/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp
@@ -189,7 +189,7 @@ int PPCTTIImpl::getIntImmCost(unsigned Opcode, unsigned Idx, const APInt &Imm,
   return PPCTTIImpl::getIntImmCost(Imm, Ty);
 }
 
-void PPCTTIImpl::getUnrollingPreferences(Loop *L,
+void PPCTTIImpl::getUnrollingPreferences(Loop *L, ScalarEvolution &SE,
                                          TTI::UnrollingPreferences &UP) {
   if (ST->getDarwinDirective() == PPC::DIR_A2) {
     // The A2 is in-order with a deep pipeline, and concatenation unrolling
@@ -201,7 +201,7 @@ void PPCTTIImpl::getUnrollingPreferences(Loop *L,
     UP.AllowExpensiveTripCount = true;
   }
 
-  BaseT::getUnrollingPreferences(L, UP);
+  BaseT::getUnrollingPreferences(L, SE, UP);
 }
 
 bool PPCTTIImpl::enableAggressiveInterleaving(bool LoopHasReductions) {
diff --git a/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.h b/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.h
index 758c335def0..99ca6394d1b 100644
--- a/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.h
+++ b/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.h
@@ -52,7 +52,8 @@ public:
                     Type *Ty);
 
   TTI::PopcntSupportKind getPopcntSupport(unsigned TyWidth);
-  void getUnrollingPreferences(Loop *L, TTI::UnrollingPreferences &UP);
+  void getUnrollingPreferences(Loop *L, ScalarEvolution &SE,
+                               TTI::UnrollingPreferences &UP);
 
   /// @}