[AArch64] Fix a fencepost error in lowering for llvm.aarch64.neon.uqshl.
Patch by Jiangning Liu!
llvm-svn: 211014
diff --git a/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp b/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
index c2cf5b7..7a2c9c9 100644
--- a/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
+++ b/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
@@ -7007,7 +7007,7 @@
if (IsRightShift && ShiftAmount <= -1 && ShiftAmount >= -(int)ElemBits)
return DAG.getNode(Opcode, SDLoc(N), N->getValueType(0), N->getOperand(1),
DAG.getConstant(-ShiftAmount, MVT::i32));
- else if (!IsRightShift && ShiftAmount >= 0 && ShiftAmount <= ElemBits)
+ else if (!IsRightShift && ShiftAmount >= 0 && ShiftAmount < ElemBits)
return DAG.getNode(Opcode, SDLoc(N), N->getValueType(0), N->getOperand(1),
DAG.getConstant(ShiftAmount, MVT::i32));