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-rw-r--r--llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp5
1 files changed, 4 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
index e3637ccf5d7..6835ed9986f 100644
--- a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
+++ b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
@@ -2554,7 +2554,10 @@ int BoUpSLP::getSpillCost() {
continue;
}
- if (isa<CallInst>(&*PrevInstIt) && &*PrevInstIt != PrevInst) {
+ // Debug informations don't impact spill cost.
+ if ((isa<CallInst>(&*PrevInstIt) &&
+ !isa<DbgInfoIntrinsic>(&*PrevInstIt)) &&
+ &*PrevInstIt != PrevInst) {
SmallVector<Type*, 4> V;
for (auto *II : LiveValues)
V.push_back(VectorType::get(II->getType(), BundleWidth));
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