[IndVars] Hoist DataLayout load out of loop; NFC

llvm-svn: 258946

1 files changed, 2 insertions, 2 deletions

diff --git a/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp b/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp
index b9d3bf5c436..02c2629f6b5 100644
--- a/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp
+++ b/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp
@@ -1783,6 +1783,7 @@ static PHINode *FindLoopCounter(Loop *L, const SCEV *BECount,
   const SCEV *BestInit = nullptr;
   BasicBlock *LatchBlock = L->getLoopLatch();
   assert(LatchBlock && "needsLFTR should guarantee a loop latch");
+  const DataLayout &DL = L->getHeader()->getModule()->getDataLayout();
 
   for (BasicBlock::iterator I = L->getHeader()->begin(); isa<PHINode>(I); ++I) {
     PHINode *Phi = cast<PHINode>(I);
@@ -1801,8 +1802,7 @@ static PHINode *FindLoopCounter(Loop *L, const SCEV *BECount,
     // AR may be wider than BECount. With eq/ne tests overflow is immaterial.
     // AR may not be a narrower type, or we may never exit.
     uint64_t PhiWidth = SE->getTypeSizeInBits(AR->getType());
-    if (PhiWidth < BCWidth ||
-        !L->getHeader()->getModule()->getDataLayout().isLegalInteger(PhiWidth))
+    if (PhiWidth < BCWidth || !DL.isLegalInteger(PhiWidth))
       continue;
 
     const SCEV *Step = dyn_cast<SCEVConstant>(AR->getStepRecurrence(*SE));