[llvm] 46cef9a - [AArch64] Attempt to fix bots by ensuring legalized type is a vector

[David Green via llvm-commits]

Author: David Green
Date: 2022-04-27T15:36:15+01:00
New Revision: 46cef9a82df8d4029ef409cf1fd0329e8c1696e3

URL: https://github.com/llvm/llvm-project/commit/46cef9a82df8d4029ef409cf1fd0329e8c1696e3
DIFF: https://github.com/llvm/llvm-project/commit/46cef9a82df8d4029ef409cf1fd0329e8c1696e3.diff

LOG: [AArch64] Attempt to fix bots by ensuring legalized type is a vector

Added: 
    

Modified: 
    llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp

Removed: 
    


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diff  --git a/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp b/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
index a5faff679bad8..ce7141582911f 100644
--- a/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
+++ b/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
@@ -2599,7 +2599,7 @@ InstructionCost AArch64TTIImpl::getShuffleCost(TTI::ShuffleKind Kind,
   std::pair<InstructionCost, MVT> LT = TLI->getTypeLegalizationCost(DL, Tp);
   // If we have a Mask, and the LT is being legalized somehow, split the Mask
   // into smaller vectors and sum the cost of each shuffle.
-  if (!Mask.empty() && isa<FixedVectorType>(Tp) &&
+  if (!Mask.empty() && isa<FixedVectorType>(Tp) && LT.second.isVector() &&
       Tp->getScalarSizeInBits() == LT.second.getScalarSizeInBits() &&
       cast<FixedVectorType>(Tp)->getNumElements() >
           LT.second.getVectorNumElements() &&