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[AArch64] Use getNegative instead of manually sub with 0 (NFC) #158511

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Merged
merged 1 commit into from
Sep 18, 2025
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[AArch64] Use getNegative instead of manually sub with 0 (NFC) #158511

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4 changes: 2 additions & 2 deletions llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -7312,8 +7312,8 @@ SDValue AArch64TargetLowering::LowerABS(SDValue Op, SelectionDAG &DAG) const {
return LowerToPredicatedOp(Op, DAG, AArch64ISD::ABS_MERGE_PASSTHRU);

SDLoc DL(Op);
SDValue Neg = DAG.getNode(ISD::SUB, DL, VT, DAG.getConstant(0, DL, VT),
Op.getOperand(0));
SDValue Neg = DAG.getNegative(Op.getOperand(0), DL, VT);

// Generate SUBS & CSEL.
SDValue Cmp = DAG.getNode(AArch64ISD::SUBS, DL, DAG.getVTList(VT, FlagsVT),
Op.getOperand(0), DAG.getConstant(0, DL, VT));
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