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-rw-r--r--llvm/lib/Transforms/Vectorize/LoadStoreVectorizer.cpp6
1 files changed, 4 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Vectorize/LoadStoreVectorizer.cpp b/llvm/lib/Transforms/Vectorize/LoadStoreVectorizer.cpp
index 2ec4f6ca9e7..8394f5ec73f 100644
--- a/llvm/lib/Transforms/Vectorize/LoadStoreVectorizer.cpp
+++ b/llvm/lib/Transforms/Vectorize/LoadStoreVectorizer.cpp
@@ -613,7 +613,7 @@ Vectorizer::collectInstructions(BasicBlock *BB) {
// Skip weird non-byte sizes. They probably aren't worth the effort of
// handling correctly.
unsigned TySize = DL.getTypeSizeInBits(Ty);
- if (TySize < 8)
+ if ((TySize % 8) != 0)
continue;
Value *Ptr = LI->getPointerOperand();
@@ -649,12 +649,14 @@ Vectorizer::collectInstructions(BasicBlock *BB) {
// Skip weird non-byte sizes. They probably aren't worth the effort of
// handling correctly.
unsigned TySize = DL.getTypeSizeInBits(Ty);
- if (TySize < 8)
+ if ((TySize % 8) != 0)
continue;
Value *Ptr = SI->getPointerOperand();
unsigned AS = Ptr->getType()->getPointerAddressSpace();
unsigned VecRegSize = TTI.getLoadStoreVecRegBitWidth(AS);
+
+ // No point in looking at these if they're too big to vectorize.
if (TySize > VecRegSize / 2)
continue;
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