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[X86] Use SelectionDAG::getAllOnesConstant to simplify some code. NFC

This commit is contained in:
Craig Topper 2020-02-06 19:29:03 -08:00
parent f60de4cdf7
commit 3f62028f2f
1 changed files with 2 additions and 4 deletions
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6
llvm/lib/Target/X86/X86ISelLowering.cpp
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@ -22023,9 +22023,8 @@ SDValue X86TargetLowering::LowerSETCCCARRY(SDValue Op, SelectionDAG &DAG) const
// Recreate the carry if needed.
EVT CarryVT = Carry.getValueType();
APInt NegOne = APInt::getAllOnesValue(CarryVT.getScalarSizeInBits());
Carry = DAG.getNode(X86ISD::ADD, DL, DAG.getVTList(CarryVT, MVT::i32),
Carry, DAG.getConstant(NegOne, DL, CarryVT));
Carry, DAG.getAllOnesConstant(DL, CarryVT));
SDVTList VTs = DAG.getVTList(LHS.getValueType(), MVT::i32);
SDValue Cmp = DAG.getNode(X86ISD::SBB, DL, VTs, LHS, RHS, Carry.getValue(1));
@ -28191,9 +28190,8 @@ static SDValue LowerADDSUBCARRY(SDValue Op, SelectionDAG &DAG) {
// Set the carry flag.
SDValue Carry = Op.getOperand(2);
EVT CarryVT = Carry.getValueType();
APInt NegOne = APInt::getAllOnesValue(CarryVT.getScalarSizeInBits());
Carry = DAG.getNode(X86ISD::ADD, DL, DAG.getVTList(CarryVT, MVT::i32),
Carry, DAG.getConstant(NegOne, DL, CarryVT));
Carry, DAG.getAllOnesConstant(DL, CarryVT));
unsigned Opc = Op.getOpcode() == ISD::ADDCARRY ? X86ISD::ADC : X86ISD::SBB;
SDValue Sum = DAG.getNode(Opc, DL, VTs, Op.getOperand(0),