21930   SDValue SignMask = DAG.getConstantFP(  in LowerFCOPYSIGN()  local
21938   SDValue SignBit = DAG.getNode(X86ISD::FAND, dl, LogicVT, Sign, SignMask);  in LowerFCOPYSIGN()
28164         SDValue SignMask = DAG.getConstant(C->getAPIntValue(), DL, VT);  in LowerADDSAT_SUBSAT()  local
28166         SDValue Xor = DAG.getNode(ISD::XOR, DL, VT, X, SignMask);  in LowerADDSAT_SUBSAT()
29391           SDValue SignMask = DAG.getConstant(0x8080, dl, ExtVT);  in LowerShiftByScalarVariable()  local
29392           SignMask =  in LowerShiftByScalarVariable()
29393               getTargetVShiftNode(LogicalX86Op, dl, ExtVT, SignMask, BaseShAmt,  in LowerShiftByScalarVariable()
29395           SignMask = DAG.getBitcast(VT, SignMask);  in LowerShiftByScalarVariable()
29396           Res = DAG.getNode(ISD::XOR, dl, VT, Res, SignMask);  in LowerShiftByScalarVariable()
29397           Res = DAG.getNode(ISD::SUB, dl, VT, Res, SignMask);  in LowerShiftByScalarVariable()
42857     APInt SignMask = APInt::getSignMask(BitWidth);  in SimplifyDemandedBitsForTargetNode()  local
42859         Sel, SignMask, OriginalDemandedElts, TLO.DAG, Depth + 1);  in SimplifyDemandedBitsForTargetNode()
42952       APInt SignMask = APInt::getSignMask(BitWidth * 2);  in SimplifyDemandedBitsForTargetNode()  local
42953       if (SimplifyDemandedBits(Op.getOperand(0), SignMask, DemandedLHS,  in SimplifyDemandedBitsForTargetNode()
42956       if (SimplifyDemandedBits(Op.getOperand(1), SignMask, DemandedRHS,  in SimplifyDemandedBitsForTargetNode()
42962           Op.getOperand(0), SignMask, DemandedLHS, TLO.DAG, Depth + 1);  in SimplifyDemandedBitsForTargetNode()
42964           Op.getOperand(1), SignMask, DemandedRHS, TLO.DAG, Depth + 1);  in SimplifyDemandedBitsForTargetNode()
43059     APInt SignMask = APInt::getSignMask(OpVT.getScalarSizeInBits());  in SimplifyDemandedBitsForTargetNode()  local
43061     return SimplifyDemandedBits(Op0, SignMask, KnownSrc, TLO, Depth + 1,  in SimplifyDemandedBitsForTargetNode()
43063            SimplifyDemandedBits(Op1, SignMask, KnownSrc, TLO, Depth + 1,  in SimplifyDemandedBitsForTargetNode()
46921           APInt SignMask = APInt::getSignMask(EltBits);  in combinePTESTCC()  local
46923                   TLI.SimplifyMultipleUseDemandedBits(BC, SignMask, DAG)) {  in combinePTESTCC()
53173     SDValue SignMask = DAG.getConstant(SignBit, DL, VT);  in combineAVG()  local
53174     N0 = DAG.getNode(ISD::XOR, DL, VT, N0, SignMask);  in combineAVG()
53175     N1 = DAG.getNode(ISD::XOR, DL, VT, N1, SignMask);  in combineAVG()
53177                        DAG.getNode(ISD::AVGCEILU, DL, VT, N0, N1), SignMask);  in combineAVG()