654     return Constant::getNullValue(Op0->getType());  in simplifyAddInst()
768       return Constant::getNullValue(Ty);  in simplifyByDomEq()
808     return Constant::getNullValue(Op0->getType());  in simplifySubInst()
814       return Constant::getNullValue(Op0->getType());  in simplifySubInst()
821         return Constant::getNullValue(Op0->getType());  in simplifySubInst()
942     return Constant::getNullValue(Op0->getType());  in simplifyMulInst()
960       return ConstantInt::getNullValue(Op0->getType());  in simplifyMulInst()
1118     return Constant::getNullValue(Ty);  in simplifyDivRem()
1123     return Constant::getNullValue(Op0->getType());  in simplifyDivRem()
1128     return IsDiv ? ConstantInt::get(Ty, 1) : Constant::getNullValue(Ty);  in simplifyDivRem()
1145     return IsDiv ? Op0 : Constant::getNullValue(Ty);  in simplifyDivRem()
1159       return IsDiv ? X : Constant::getNullValue(Op0->getType());  in simplifyDivRem()
1164     return IsDiv ? Constant::getNullValue(Op0->getType()) : Op0;  in simplifyDivRem()
1234       return Constant::getNullValue(Op0->getType());  in simplifyRem()
1249         return Constant::getNullValue(Op0->getType());  in simplifyRem()
1291     return ConstantInt::getNullValue(Op0->getType());  in simplifySRemInst()
1295     return ConstantInt::getNullValue(Op0->getType());  in simplifySRemInst()
1359     return Constant::getNullValue(Op0->getType());  in simplifyShift()
1426     return Constant::getNullValue(Op0->getType());  in simplifyRightShift()
1431     return IsExact ? Op0 : Constant::getNullValue(Op0->getType());  in simplifyRightShift()
1456     return IsNSW || IsNUW ? Op0 : Constant::getNullValue(Ty);  in simplifyShlInst()
1475     return Constant::getNullValue(Ty);  in simplifyShlInst()
2010       return Opcode == Instruction::And ? ConstantInt::getNullValue(Ty)  in simplifyLogicOfAddSub()
2023     return Constant::getNullValue(Op0->getType());  in simplifyAndCommutative()
2050     return Constant::getNullValue(Op1->getType());  in simplifyAndCommutative()
2060     return Constant::getNullValue(Op0->getType());  in simplifyAndCommutative()
2082     return Constant::getNullValue(Op0->getType());  in simplifyAndInst()
2090     return Constant::getNullValue(Op0->getType());  in simplifyAndInst()
2132       return ConstantInt::getNullValue(Op1->getType());  in simplifyAndInst()
2216     return Constant::getNullValue(Op0->getType());  in simplifyAndInst()
2223     return Constant::getNullValue(Op0->getType());  in simplifyAndInst()
2549     return Constant::getNullValue(Op0->getType());  in simplifyXorInst()
3297                                       Constant::getNullValue(RHS->getType()), Q,  in simplifyICmpWithBinOp()
3304               simplifyICmpInst(Pred, Constant::getNullValue(LHS->getType()),  in simplifyICmpWithBinOp()
3888             return Constant::getNullValue(ITy);  in simplifyICmpInst()
3900                 ICmpInst::ICMP_SLT, C, Constant::getNullValue(C->getType()),  in simplifyICmpInst()
3905                 ICmpInst::ICMP_SGE, C, Constant::getNullValue(C->getType()),  in simplifyICmpInst()
3962             return Constant::getNullValue(ITy);  in simplifyICmpInst()
3971                 ICmpInst::ICMP_SLT, C, Constant::getNullValue(C->getType()),  in simplifyICmpInst()
3976                 ICmpInst::ICMP_SGE, C, Constant::getNullValue(C->getType()),  in simplifyICmpInst()
3986                                               Constant::getNullValue(SrcTy), Q,  in simplifyICmpInst()
3995                                               Constant::getNullValue(SrcTy), Q,  in simplifyICmpInst()
4399         return Constant::getNullValue(I->getType());  in simplifyWithOpReplaced()
5762       return Constant::getNullValue(Op0->getType());  in simplifyFSubInst()
6454       return Constant::getNullValue(ReturnType);  in simplifyBinaryIntrinsic()
6464       return Constant::getNullValue(Op0->getType());  in simplifyBinaryIntrinsic()
6560       return Constant::getNullValue(ReturnType);  in simplifyBinaryIntrinsic()
6580       return Constant::getNullValue(ReturnType);  in simplifyBinaryIntrinsic()
6590            Constant::getNullValue(ReturnType->getStructElementType(1))});  in simplifyBinaryIntrinsic()
6598       return Constant::getNullValue(ReturnType);  in simplifyBinaryIntrinsic()
6602       return Constant::getNullValue(ReturnType);  in simplifyBinaryIntrinsic()
6628       return Constant::getNullValue(ReturnType);  in simplifyBinaryIntrinsic()
6633       return Constant::getNullValue(ReturnType);  in simplifyBinaryIntrinsic()
6819       return ConstantInt::getNullValue(F->getReturnType());  in simplifyIntrinsic()
6856       return Constant::getNullValue(ReturnType);  in simplifyIntrinsic()
6860       return Constant::getNullValue(ReturnType);  in simplifyIntrinsic()