diff options
| -rw-r--r-- | lib/Transforms/Scalar/ScalarReplAggregates.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/Transforms/Scalar/ScalarReplAggregates.cpp b/lib/Transforms/Scalar/ScalarReplAggregates.cpp index 8312274a43..ed49793b9e 100644 --- a/lib/Transforms/Scalar/ScalarReplAggregates.cpp +++ b/lib/Transforms/Scalar/ScalarReplAggregates.cpp @@ -1179,6 +1179,8 @@ void SROA::ConvertUsesToScalar(Value *Ptr, AllocaInst *NewAI, unsigned Offset) { // here. unsigned SrcWidth = TD.getTypeSizeInBits(SV->getType()); unsigned DestWidth = TD.getTypeSizeInBits(AllocaType); + unsigned SrcStoreWidth = TD.getTypeStoreSizeInBits(SV->getType()); + unsigned DestStoreWidth = TD.getTypeStoreSizeInBits(AllocaType); if (SV->getType()->isFloatingPoint()) SV = new BitCastInst(SV, IntegerType::get(SrcWidth), SV->getName(), SI); @@ -1196,8 +1198,7 @@ void SROA::ConvertUsesToScalar(Value *Ptr, AllocaInst *NewAI, unsigned Offset) { // On big-endian machines, the lowest bit is stored at the bit offset // from the pointer given by getTypeStoreSizeInBits. This matters for // integers with a bitwidth that is not a multiple of 8. - ShAmt = TD.getTypeStoreSizeInBits(AllocaType) - - TD.getTypeStoreSizeInBits(SV->getType()) - Offset; + ShAmt = DestStoreWidth - SrcStoreWidth - Offset; } else { ShAmt = Offset; } |