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-rw-r--r--llvm/lib/Target/Mips/MipsSEISelLowering.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Target/Mips/MipsSEISelLowering.cpp b/llvm/lib/Target/Mips/MipsSEISelLowering.cpp
index e86f4cb2396..721b58a9e99 100644
--- a/llvm/lib/Target/Mips/MipsSEISelLowering.cpp
+++ b/llvm/lib/Target/Mips/MipsSEISelLowering.cpp
@@ -609,6 +609,10 @@ static SDValue performSRACombine(SDNode *N, SelectionDAG &DAG,
if (!ShAmount)
return SDValue();
+ if (Op0Op0->getOpcode() != MipsISD::VEXTRACT_SEXT_ELT &&
+ Op0Op0->getOpcode() != MipsISD::VEXTRACT_ZEXT_ELT)
+ return SDValue();
+
EVT ExtendTy = cast<VTSDNode>(Op0Op0->getOperand(2))->getVT();
unsigned TotalBits = ShAmount->getZExtValue() + ExtendTy.getSizeInBits();
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