188   if (match(FCmp, m_Zero()))  in handleOtherCmpSelSimplifications()
198   if (match(FCmp, m_One()) && match(TCmp, m_Zero()))  in handleOtherCmpSelSimplifications()
619   if (match(Op1, m_Zero()))  in SimplifyAddInst()
739   if (match(Op1, m_Zero()))  in SimplifySubInst()
747   if (match(Op0, m_Zero())) {  in SimplifySubInst()
870   if (Q.isUndefValue(Op1) || match(Op1, m_Zero()))  in SimplifyMulInst()
935   if (match(Op1, m_Zero()))  in simplifyDivRem()
958   if (match(Op0, m_Zero()))  in simplifyDivRem()
1237   if (match(Op0, m_Zero()))  in SimplifyShift()
1244   if (match(Op1, m_Zero()) ||  in SimplifyShift()
1415   if (!match(ZeroICmp, m_ICmp(EqPred, m_Value(Y), m_Zero())) ||  in simplifyUnsignedRangeCheck()
1611   if (!match(Cmp0->getOperand(1), m_Zero()) ||  in simplifyAndOrOfICmpsWithZero()
1612       !match(Cmp1->getOperand(1), m_Zero()) || P0 != P1)  in simplifyAndOrOfICmpsWithZero()
1964   if (!match(Op0, m_ICmp(Pred, m_Value(X), m_Zero())) ||  in omitCheckForZeroBeforeMulWithOverflow()
1988   if (!match(Op0, m_ICmp(Pred, m_Value(X), m_Zero())) ||  in omitCheckForZeroBeforeInvertedMulWithOverflow()
2018   if (match(Op1, m_Zero()))  in SimplifyAndInst()
2173   if (Op0 == Op1 || match(Op1, m_Zero()))  in SimplifyOrInst()
2314   if (match(Op1, m_Zero()))  in SimplifyXorInst()
2597   if (match(RHS, m_Zero())) {  in simplifyICmpOfBools()
2663   if (!match(RHS, m_Zero()))  in simplifyICmpWithZero()
2733     if (Pred == ICmpInst::ICMP_SLT && match(RHS, m_Zero()))  in simplifyICmpWithConstant()
3990   if (Pred == ICmpInst::ICMP_EQ && match(CmpRHS, m_Zero())) {  in simplifySelectWithICmpCond()
4218     if (match(Ops[1], m_Zero()) && Ops[0]->getType() == GEPTy)  in SimplifyGEPInst()
4235           if (match(P, m_Zero()))  in SimplifyGEPInst()
4272              [](Value *Idx) { return match(Idx, m_Zero()); })) {  in SimplifyGEPInst()
4283                 m_Sub(m_Zero(), m_PtrToInt(m_Specific(StrippedBasePtr))))) {  in SimplifyGEPInst()
5424     if (match(Op0, m_Zero()) || match(Op1, m_Zero()))  in simplifyBinaryIntrinsic()
5446     if (match(Op1, m_Zero()))  in simplifyBinaryIntrinsic()
5449     if (match(Op0, m_Zero()))  in simplifyBinaryIntrinsic()
5454     if (match(Op0, m_Zero()) || match(Op1, m_AllOnes()))  in simplifyBinaryIntrinsic()
5462     if (match(Op1, m_Zero()))  in simplifyBinaryIntrinsic()