688     if (Op->hasOneUse() || Op->getNumValues() > 1)  in deleteAndRecombine()
707   if (!Op.hasOneUse())  in isNegatibleForFree()
883   if (isSetCCEquivalent(N, N0, N1, N2) && N.getNode()->hasOneUse())  in isOneUseSetCC()
942       if (N0.hasOneUse()) {  in ReassociateOps()
962       if (N1.hasOneUse()) {  in ReassociateOps()
1193     Replace0 &= !N0->hasOneUse();  in PromoteIntBinOp()
1194     Replace1 &= (N0 != N1) && !N1->hasOneUse();  in PromoteIntBinOp()
1719         if (Op.hasOneUse() && !is_contained(TFs, Op.getNode())) {  in visitTokenFactor()
1879   if (Sel.getOpcode() != ISD::SELECT || !Sel.hasOneUse()) {  in foldBinOpIntoSelect()
1884   if (Sel.getOpcode() != ISD::SELECT || !Sel.hasOneUse())  in foldBinOpIntoSelect()
2002   if (!Not.hasOneUse() || !isBitwiseNot(Not))  in foldAddSubOfSignBit()
2074     if (N0.getOpcode() == ISD::SIGN_EXTEND && N0.hasOneUse() &&  in visitADD()
2696   if (N1.getOpcode() == ISD::SUB && N1.hasOneUse())  in visitSUB()
2702   if (N1.getOpcode() == ISD::MUL && N1.hasOneUse()) {  in visitSUB()
2772   if (!LegalOperations && N1.getOpcode() == ISD::SRL && N1.hasOneUse()) {  in visitSUB()
3046         N0.getNode()->hasOneUse()) {  in visitMUL()
3050                N1.getNode()->hasOneUse()) {  in visitMUL()
3846     if (!N0.hasOneUse() && !N1.hasOneUse())  in hoistLogicOpWithSameOpcodeHands()
3870     if (!N0.hasOneUse() && !N1.hasOneUse())  in hoistLogicOpWithSameOpcodeHands()
3894     if (!N0.hasOneUse() || !N1.hasOneUse())  in hoistLogicOpWithSameOpcodeHands()
3903     if (!N0.hasOneUse() || !N1.hasOneUse())  in hoistLogicOpWithSameOpcodeHands()
3947     if (!SVN0->hasOneUse() || !SVN1->hasOneUse() ||  in hoistLogicOpWithSameOpcodeHands()
4068       N0.hasOneUse() && N1.hasOneUse()) {  in foldLogicOfSetCCs()
4151   if (N0.getOpcode() == ISD::SRL && N0.hasOneUse()) {  in visitANDLike()
4274     if (!SDValue(Load, 0).hasOneUse())  in isLegalNarrowLdSt()
4333     if (!Op.hasOneUse())  in SearchForAndLoads()
4491     if (!M.hasOneUse())  in unfoldExtremeBitClearingToShifts()
4796       N0.hasOneUse()) {  in visitAND()
4847     if (!N0.getNode()->hasOneUse())  in MatchBSwapHWordLow()
4860     if (!N1.getNode()->hasOneUse())  in MatchBSwapHWordLow()
4873   if (!N0.getNode()->hasOneUse() || !N1.getNode()->hasOneUse())  in MatchBSwapHWordLow()
4886     if (!N00.getNode()->hasOneUse())  in MatchBSwapHWordLow()
4897     if (!N10.getNode()->hasOneUse())  in MatchBSwapHWordLow()
4947   if (!N.getNode()->hasOneUse())  in isBSwapHWordElement()
5121       (N0.getNode()->hasOneUse() || N1.getNode()->hasOneUse())) {  in visitORLike()
5149       (N0.getNode()->hasOneUse() || N1.getNode()->hasOneUse())) {  in visitORLike()
5295   if (N0.getOpcode() == ISD::AND && N0.getNode()->hasOneUse() &&  in visitOR()
5792   if (!Root && !Op.hasOneUse())  in calculateByteProvider()
6064     if (And.getOpcode() != ISD::AND || !And.hasOneUse())  in unfoldMaskedMerge()
6067     if (Xor.getOpcode() != ISD::XOR || !Xor.hasOneUse())  in unfoldMaskedMerge()
6187   if (isOneConstant(N1) && N0Opcode == ISD::ZERO_EXTEND && N0.hasOneUse() &&  in visitXOR()
6198   if (isOneConstant(N1) && VT == MVT::i1 && N0.hasOneUse() &&  in visitXOR()
6210   if (isAllOnesConstant(N1) && N0.hasOneUse() &&  in visitXOR()
6222   if (N0Opcode == ISD::AND && N0.hasOneUse() && N0->getOperand(1) == N1) {  in visitXOR()
6229   if ((N0Opcode == ISD::SRL || N0Opcode == ISD::SHL) && N0.hasOneUse()) {  in visitXOR()
6319   if (!LHS->hasOneUse()) return SDValue();  in visitShiftByConstant()
6360   if (isCopyOrSelect && N->hasOneUse())  in visitShiftByConstant()
6398   if (N->hasOneUse() && N->getOperand(0).hasOneUse()) {  in distributeTruncateThroughAnd()
6591   if (N1C && N0.getOpcode() == ISD::ZERO_EXTEND && N0.hasOneUse() &&  in visitSHL()
6632   if (N1C && N0.getOpcode() == ISD::SRL && N0.hasOneUse() &&  in visitSHL()
6672       N0.getNode()->hasOneUse() &&  in visitSHL()
6684   if (N0.getOpcode() == ISD::MUL && N0.getNode()->hasOneUse() &&  in visitSHL()
6823       N0.getOperand(0).hasOneUse() &&  in visitSRA()
6824       N0.getOperand(0).getOperand(1).hasOneUse() &&  in visitSRA()
7052   if (N->hasOneUse()) {  in visitSRL()
7056     else if (Use->getOpcode() == ISD::TRUNCATE && Use->hasOneUse()) {  in visitSRL()
7413     if (N0->getOpcode() == ISD::AND && N0->hasOneUse()) {  in visitSELECT()
7423     if (N0->getOpcode() == ISD::OR && N0->hasOneUse()) {  in visitSELECT()
7434     if (N1->getOpcode() == ISD::SELECT && N1->hasOneUse()) {  in visitSELECT()
7451     if (N2->getOpcode() == ISD::SELECT && N2->hasOneUse()) {  in visitSELECT()
7484     if (N0.hasOneUse() && isLegalToCombineMinNumMaxNum(DAG, N1, N2))  in visitSELECT()
7495         CC == ISD::SETUGT && N0.hasOneUse() && isAllOnesConstant(N1) &&  in visitSELECT()
7898   if (!Cond.hasOneUse() || Cond.getScalarValueSizeInBits() != 1 ||  in foldVSelectOfConstants()
7991     if (N0.hasOneUse() && isLegalToCombineMinNumMaxNum(DAG, N0.getOperand(0), N0.getOperand(1))) {  in visitVSELECT()
8011       if (LHS.getOpcode() == ISD::LOAD && LHS.hasOneUse() &&  in visitVSELECT()
8102       N->hasOneUse() && N->use_begin()->getOpcode() == ISD::BRCOND;  in visitSETCC()
8321       !N0.hasOneUse() || LN0->isVolatile() || !DstVT.isVector() ||  in CombineExtLoad()
8421   if (!N0.hasOneUse() || !N1.hasOneUse())  in CombineZExtLogicopShiftLoad()
8446   if (SDValue(Load, 0).hasOneUse()) {  in CombineZExtLogicopShiftLoad()
8475   if (VSel.getOpcode() != ISD::VSELECT || !VSel.hasOneUse() ||  in matchVSelectOpSizesWithSetCC()
8511       !ISD::isUNINDEXEDLoad(N0Node) || !N0.hasOneUse())  in tryToFoldExtOfExtload()
8545   if (!N0.hasOneUse())  in tryToFoldExtOfLoad()
8558   bool NoReplaceTrunc = SDValue(LN0, 0).hasOneUse();  in tryToFoldExtOfLoad()
8577       !SetCC.hasOneUse() || SetCC.getValueType() != MVT::i1)  in foldExtendedSignBitTest()
8704         bool NoReplaceTruncAnd = !N0.hasOneUse();  in visitSIGN_EXTEND()
8705         bool NoReplaceTrunc = SDValue(LN00, 0).hasOneUse();  in visitSIGN_EXTEND()
8959       if (!N0.hasOneUse()) {  in visitZERO_EXTEND()
8982         bool NoReplaceTruncAnd = !N0.hasOneUse();  in visitZERO_EXTEND()
8983         bool NoReplaceTrunc = SDValue(LN00, 0).hasOneUse();  in visitZERO_EXTEND()
9062       N0.hasOneUse()) {  in visitZERO_EXTEND()
9150     if (!N0.hasOneUse())  in visitANY_EXTEND()
9161       bool NoReplaceTrunc = N0.hasOneUse();  in visitANY_EXTEND()
9178       ISD::isUNINDEXEDLoad(N0.getNode()) && N0.hasOneUse()) {  in visitANY_EXTEND()
9247   if (N0.getOpcode() == ISD::TRUNCATE && N0.hasOneUse() &&  in visitAssertExt()
9271   if (N0.getOpcode() == ISD::TRUNCATE && N0.hasOneUse() &&  in visitAssertExt()
9357   if (N0.getOpcode() == ISD::SRL && N0.hasOneUse()) {  in ReduceLoadWidth()
9409   if (ShAmt == 0 && N0.getOpcode() == ISD::SHL && N0.hasOneUse() &&  in ReduceLoadWidth()
9596         N0.hasOneUse()) ||  in visitSIGN_EXTEND_INREG()
9610       N0.hasOneUse() &&  in visitSIGN_EXTEND_INREG()
9703   if (N->hasOneUse() && (N->use_begin()->getOpcode() == ISD::ANY_EXTEND))  in visitTRUNCATE()
9717       LegalTypes && !LegalOperations && N0->hasOneUse() && VT != MVT::i1) {  in visitTRUNCATE()
9742   if (N0.getOpcode() == ISD::SELECT && N0.hasOneUse()) {  in visitTRUNCATE()
9755   if (N0.getOpcode() == ISD::SHL && N0.hasOneUse() &&  in visitTRUNCATE()
9779       N0.getOpcode() == ISD::BITCAST && N0.hasOneUse() &&  in visitTRUNCATE()
9781       N0.getOperand(0).hasOneUse()) {  in visitTRUNCATE()
9824     if (N0.hasOneUse() && ISD::isUNINDEXEDLoad(N0.getNode())) {  in visitTRUNCATE()
9908       N0.hasOneUse() && !N0.getNode()->hasAnyUseOfValue(1) &&  in visitTRUNCATE()
9947     if (!LegalOperations && N0.hasOneUse() &&  in visitTRUNCATE()
9986   if (!LD1 || !LD2 || !ISD::isNON_EXTLoad(LD1) || !LD1->hasOneUse() ||  in CombineConsecutiveLoads()
9991   if (ISD::isNON_EXTLoad(LD2) && LD2->hasOneUse() &&  in CombineConsecutiveLoads()
10079       N0.getOpcode() == ISD::BUILD_VECTOR && N0.getNode()->hasOneUse() &&  in visitBITCAST()
10106   if (ISD::isNormalLoad(N0.getNode()) && N0.hasOneUse() &&  in visitBITCAST()
10151       N0.getNode()->hasOneUse() && VT.isInteger() &&  in visitBITCAST()
10200   if (N0.getOpcode() == ISD::FCOPYSIGN && N0.getNode()->hasOneUse() &&  in visitBITCAST()
10273       N0->getOpcode() == ISD::VECTOR_SHUFFLE && N0.hasOneUse() &&  in visitBITCAST()
10496   if (isContractableFMUL(N0) && (Aggressive || N0->hasOneUse())) {  in visitFADDForFMACombine()
10503   if (isContractableFMUL(N1) && (Aggressive || N1->hasOneUse())) {  in visitFADDForFMACombine()
10543         N0->hasOneUse() && N0.getOperand(2)->hasOneUse()) {  in visitFADDForFMACombine()
10556         N1->hasOneUse() && N1.getOperand(2)->hasOneUse()) {  in visitFADDForFMACombine()
10702   if (isContractableFMUL(N0) && (Aggressive || N0->hasOneUse())) {  in visitFSUBForFMACombine()
10710   if (isContractableFMUL(N1) && (Aggressive || N1->hasOneUse())) {  in visitFSUBForFMACombine()
10719       (Aggressive || (N0->hasOneUse() && N0.getOperand(0).hasOneUse()))) {  in visitFSUBForFMACombine()
10812         isContractableFMUL(N0.getOperand(2)) && N0->hasOneUse() &&  in visitFSUBForFMACombine()
10813         N0.getOperand(2)->hasOneUse()) {  in visitFSUBForFMACombine()
10986     if (X.getOpcode() == ISD::FADD && (Aggressive || X->hasOneUse())) {  in visitFMULForFMADistributiveCombine()
11009     if (X.getOpcode() == ISD::FSUB && (Aggressive || X->hasOneUse())) {  in visitFMULForFMADistributiveCombine()
11085     if (!FMul.hasOneUse() || FMul.getOpcode() != ISD::FMUL)  in visitFADD()
11346     if (N0.getOpcode() == ISD::FADD && N0.hasOneUse() &&  in visitFMUL()
11509          (N1.hasOneUse() && !TLI.isFPImmLegal(N1CFP->getValueAPF(), VT)))) {  in visitFMA()
12114   if (N0.getOpcode() == ISD::FCOPYSIGN && N0.getNode()->hasOneUse()) {  in visitFP_ROUND()
12149   if (N->hasOneUse() &&  in visitFP_EXTEND()
12175   if (ISD::isNormalLoad(N0.getNode()) && N0.hasOneUse() &&  in visitFP_EXTEND()
12260       N0.getNode()->hasOneUse()) {  in visitFNEG()
12284       (N0.getNode()->hasOneUse() || !TLI.isFNegFree(VT))) {  in visitFNEG()
12358   if (!TLI.isFAbsFree(VT) && N0.getOpcode() == ISD::BITCAST && N0.hasOneUse()) {  in visitFABS()
12404   if (N1.hasOneUse()) {  in visitBRCOND()
12415        (N.getOperand(0).hasOneUse() &&  in rebuildSetCC()
12490       if (isOneConstant(Op0) && Op0.hasOneUse() &&  in rebuildSetCC()
12617       Ptr.getNode()->hasOneUse())  in CombineToPreIndexedLoadStore()
12839   if (Ptr.getNode()->hasOneUse())  in CombineToPostIndexedLoadStore()
13495     if (!Inst || !Inst->hasOneUse())  in canMergeExpensiveCrossRegisterBankCopy()
13707     if (User->getOpcode() == ISD::SRL && User->hasOneUse() &&  in SliceUpLoad()
13833            SDValue(LD, 1).hasOneUse()) {  in CheckForMaskedLoad()
13925   if (ST->isTruncatingStore() || VT.isVector() || !Value.hasOneUse())  in ReduceLoadOpStoreWidth()
13956   if (ISD::isNormalLoad(N0.getNode()) && N0.hasOneUse() &&  in ReduceLoadOpStoreWidth()
14045       Value.hasOneUse() &&  in TransformFPLoadStorePair()
14109   if (AddNode.getNode()->hasOneUse())  in isMulAddWithConstProfitable()
15279       if (OptLevel != CodeGenOpt::None && ST1->hasOneUse() &&  in visitSTORE()
15292       && Value.getNode()->hasOneUse() && ST->isUnindexed() &&  in visitSTORE()
15386   if (!Op1.hasOneUse())  in splitMergedValStore()
15397   if (Lo.getOpcode() != ISD::ZERO_EXTEND || !Lo.hasOneUse() ||  in splitMergedValStore()
15400       Hi.getOpcode() != ISD::ZERO_EXTEND || !Hi.hasOneUse() ||  in splitMergedValStore()
15449   if (InsertVal.getOpcode() != ISD::BITCAST || !InsertVal.hasOneUse() ||  in combineInsertEltToShuffle()
15538   if (InVec.getOpcode() == ISD::INSERT_VECTOR_ELT && InVec.hasOneUse()  in visitINSERT_VECTOR_ELT()
15561   if (InVec.getOpcode() == ISD::BUILD_VECTOR && InVec.hasOneUse()) {  in visitINSERT_VECTOR_ELT()
15674   if (!IndexC || !ISD::isBinaryOp(Vec.getNode()) || !Vec.hasOneUse())  in scalarizeExtractedBinop()
15742       (VecOp.hasOneUse() || TLI.aggressivelyPreferBuildVectorSources(VecVT))) {  in visitEXTRACT_VECTOR_ELT()
15758       VecOp.hasOneUse()) {  in visitEXTRACT_VECTOR_ELT()
15874     if (!VecOp.hasOneUse())  in visitEXTRACT_VECTOR_ELT()
15887   if (!LegalOperations && !IndexC && VecOp.hasOneUse() &&  in visitEXTRACT_VECTOR_ELT()
15911     if (!VecOp.hasOneUse())  in visitEXTRACT_VECTOR_ELT()
15922     if (!VecOp.hasOneUse())  in visitEXTRACT_VECTOR_ELT()
15936       if (!VecOp.hasOneUse())  in visitEXTRACT_VECTOR_ELT()
16222   if (Zext.getOpcode() != ISD::ZERO_EXTEND || !Zext.hasOneUse() ||  in reduceBuildVecToShuffleWithZero()
16767          Scalar.hasOneUse()) {  in visitCONCAT_VECTORS()
16967       BinOp.hasOneUse() && Extract->getOperand(0)->hasOneUse()) {  in narrowExtractedVectorBinOp()
17251   if (!N0->hasOneUse())  in combineShuffleOfScalars()
17257     if (!N1->hasOneUse())  in combineShuffleOfScalars()
17700   if (N0.getOpcode() == ISD::BITCAST && N0.hasOneUse() &&  in visitVECTOR_SHUFFLE()
17715     if (BC0.getOpcode() == ISD::VECTOR_SHUFFLE && BC0.hasOneUse()) {  in visitVECTOR_SHUFFLE()
18021   if (N0.getOpcode() == ISD::INSERT_SUBVECTOR && N0.hasOneUse() &&  in visitINSERT_SUBVECTOR()
18037   if (N0.getOpcode() == ISD::CONCAT_VECTORS && N0.hasOneUse() &&  in visitINSERT_SUBVECTOR()
18188       isa<ShuffleVectorSDNode>(RHS) && LHS.hasOneUse() && RHS.hasOneUse() &&  in SimplifyVBinOp()
18282       !LHS.hasOneUse() || !RHS.hasOneUse())  in SimplifySelectOps()
18516   if (!TV->hasOneUse() && !FV->hasOneUse())  in convertSelectOfFPConstantsToLoadOffset()
19291     if (!SDValue(Chain, 0)->hasOneUse())  in parallelizeChainedStores()