diff options
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp b/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp index 33dad187d4a..04303d682d3 100644 --- a/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp @@ -1614,9 +1614,10 @@ bool TargetLowering::SimplifyDemandedVectorElts( unsigned Idx = CIdx->getZExtValue(); if (!DemandedElts[Idx]) return TLO.CombineTo(Op, Vec); - DemandedElts.clearBit(Idx); - if (SimplifyDemandedVectorElts(Vec, DemandedElts, KnownUndef, + APInt DemandedVecElts(DemandedElts); + DemandedVecElts.clearBit(Idx); + if (SimplifyDemandedVectorElts(Vec, DemandedVecElts, KnownUndef, KnownZero, TLO, Depth + 1)) return true; |
