diff options
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index 93ef3a02c2d..7efb3059b39 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -14971,7 +14971,7 @@ static SDValue lowerShuffleAsLanePermuteAndShuffle( if (!Subtarget.hasAVX2()) { bool LaneCrossing[2] = {false, false}; for (int i = 0; i < Size; ++i) - if (Mask[i] >= 0 && (Mask[i] % Size) / LaneSize != i / LaneSize) + if (Mask[i] >= 0 && ((Mask[i] % Size) / LaneSize) != (i / LaneSize)) LaneCrossing[(Mask[i] % Size) / LaneSize] = true; if (!LaneCrossing[0] || !LaneCrossing[1]) return splitAndLowerShuffle(DL, VT, V1, V2, Mask, DAG); @@ -14979,7 +14979,7 @@ static SDValue lowerShuffleAsLanePermuteAndShuffle( bool LaneUsed[2] = {false, false}; for (int i = 0; i < Size; ++i) if (Mask[i] >= 0) - LaneUsed[(Mask[i] / LaneSize)] = true; + LaneUsed[(Mask[i] % Size) / LaneSize] = true; if (!LaneUsed[0] || !LaneUsed[1]) return splitAndLowerShuffle(DL, VT, V1, V2, Mask, DAG); } |
