197   if (match(FCmp, m_Zero()) && impliesPoison(TCmp, Cond))  in handleOtherCmpSelSimplifications()
207   if (match(FCmp, m_One()) && match(TCmp, m_Zero()))  in handleOtherCmpSelSimplifications()
648   if (match(Op1, m_Zero()))  in simplifyAddInst()
802   if (match(Op1, m_Zero()))  in simplifySubInst()
810   if (match(Op0, m_Zero())) {  in simplifySubInst()
940   if (Q.isUndefValue(Op1) || match(Op1, m_Zero()))  in simplifyMulInst()
1093   if (match(Op1, m_Zero()))  in simplifyDivRem()
1121   if (match(Op0, m_Zero()))  in simplifyDivRem()
1341   if (match(Op0, m_Zero()))  in simplifyShift()
1348   if (match(Op1, m_Zero()) ||  in simplifyShift()
1546   if (!match(ZeroICmp, m_ICmp(EqPred, m_Value(Y), m_Zero())) ||  in simplifyUnsignedRangeCheck()
2079   if (match(Op1, m_Zero()))  in simplifyAndInst()
2146       if (match(Op1, m_Select(m_Specific(Op0), m_Value(), m_Zero())))  in simplifyAndInst()
2148       else if (match(Op0, m_Select(m_Specific(Op1), m_Value(), m_Zero())))  in simplifyAndInst()
2355   if (Op0 == Op1 || match(Op1, m_Zero()))  in simplifyOrInst()
2536   if (match(Op1, m_Zero()))  in simplifyXorInst()
2885   if (match(RHS, m_Zero())) {  in simplifyICmpOfBools()
2972   if (!match(RHS, m_Zero()))  in simplifyICmpWithZero()
3042     if (Pred == ICmpInst::ICMP_SLT && match(RHS, m_Zero()))  in simplifyICmpWithConstant()
4001   if (ICmpInst::isEquality(Pred) && !match(RHS, m_Zero()) &&  in simplifyICmpInst()
4397       if (NewOps.size() == 2 && match(NewOps[1], m_Zero()))  in simplifyWithOpReplaced()
4648   if (Pred == ICmpInst::ICMP_EQ && match(CmpRHS, m_Zero())) {  in simplifySelectWithICmpCond()
4710         match(CmpRHS, m_Zero())) {  in simplifySelectWithICmpCond()
4791     if (match(CondC, m_Zero()))  in simplifySelectInst()
4980       all_of(Indices, [](const auto *V) { return match(V, m_Zero()); }))  in simplifyGEPInst()
5044              [](Value *Idx) { return match(Idx, m_Zero()); })) {  in simplifyGEPInst()
5058                 m_Sub(m_Zero(), m_PtrToInt(m_Specific(StrippedBasePtr)))) &&  in simplifyGEPInst()
6421     if (Q.isUndefValue(Op0) || match(Op0, m_Zero()))  in simplifyBinaryIntrinsic()
6536     if (match(Op0, m_Zero()) || match(Op1, m_Zero()))  in simplifyBinaryIntrinsic()
6558     if (match(Op1, m_Zero()))  in simplifyBinaryIntrinsic()
6561     if (match(Op0, m_Zero()))  in simplifyBinaryIntrinsic()
6566     if (match(Op0, m_Zero()) || match(Op1, m_AllOnes()))  in simplifyBinaryIntrinsic()
6574     if (match(Op1, m_Zero()))  in simplifyBinaryIntrinsic()
6680                                                          m_Zero())) &&  in simplifyBinaryIntrinsic()
6756     if (match(Op0, m_Zero()) && match(Op1, m_Zero()))  in simplifyIntrinsic()
6793     if (match(Op1, m_Zero()))  in simplifyIntrinsic()
6820               m_Intrinsic<Intrinsic::vector_extract>(m_Value(X), m_Zero())) &&  in simplifyIntrinsic()