653     return Constant::getNullValue(Op0->getType());  in simplifyAddInst()
767       return Constant::getNullValue(Ty);  in simplifyByDomEq()
807     return Constant::getNullValue(Op0->getType());  in simplifySubInst()
813       return Constant::getNullValue(Op0->getType());  in simplifySubInst()
820         return Constant::getNullValue(Op0->getType());  in simplifySubInst()
941     return Constant::getNullValue(Op0->getType());  in simplifyMulInst()
959       return ConstantInt::getNullValue(Op0->getType());  in simplifyMulInst()
1117     return Constant::getNullValue(Ty);  in simplifyDivRem()
1122     return Constant::getNullValue(Op0->getType());  in simplifyDivRem()
1127     return IsDiv ? ConstantInt::get(Ty, 1) : Constant::getNullValue(Ty);  in simplifyDivRem()
1144     return IsDiv ? Op0 : Constant::getNullValue(Ty);  in simplifyDivRem()
1158       return IsDiv ? X : Constant::getNullValue(Op0->getType());  in simplifyDivRem()
1163     return IsDiv ? Constant::getNullValue(Op0->getType()) : Op0;  in simplifyDivRem()
1233     return Constant::getNullValue(Op0->getType());  in simplifyRem()
1274     return ConstantInt::getNullValue(Op0->getType());  in simplifySRemInst()
1278     return ConstantInt::getNullValue(Op0->getType());  in simplifySRemInst()
1342     return Constant::getNullValue(Op0->getType());  in simplifyShift()
1409     return Constant::getNullValue(Op0->getType());  in simplifyRightShift()
1414     return IsExact ? Op0 : Constant::getNullValue(Op0->getType());  in simplifyRightShift()
1439     return IsNSW || IsNUW ? Op0 : Constant::getNullValue(Ty);  in simplifyShlInst()
1458     return Constant::getNullValue(Ty);  in simplifyShlInst()
2000       return Opcode == Instruction::And ? ConstantInt::getNullValue(Ty)  in simplifyLogicOfAddSub()
2013     return Constant::getNullValue(Op0->getType());  in simplifyAndCommutative()
2040     return Constant::getNullValue(Op1->getType());  in simplifyAndCommutative()
2050     return Constant::getNullValue(Op0->getType());  in simplifyAndCommutative()
2072     return Constant::getNullValue(Op0->getType());  in simplifyAndInst()
2080     return Constant::getNullValue(Op0->getType());  in simplifyAndInst()
2122       return ConstantInt::getNullValue(Op1->getType());  in simplifyAndInst()
2206     return Constant::getNullValue(Op0->getType());  in simplifyAndInst()
2213     return Constant::getNullValue(Op0->getType());  in simplifyAndInst()
2541     return Constant::getNullValue(Op0->getType());  in simplifyXorInst()
3297                                       Constant::getNullValue(RHS->getType()), Q,  in simplifyICmpWithBinOp()
3304               simplifyICmpInst(Pred, Constant::getNullValue(LHS->getType()),  in simplifyICmpWithBinOp()
3883             return Constant::getNullValue(ITy);  in simplifyICmpInst()
3895                 ICmpInst::ICMP_SLT, C, Constant::getNullValue(C->getType()),  in simplifyICmpInst()
3900                 ICmpInst::ICMP_SGE, C, Constant::getNullValue(C->getType()),  in simplifyICmpInst()
3957             return Constant::getNullValue(ITy);  in simplifyICmpInst()
3966                                          Constant::getNullValue(C->getType()));  in simplifyICmpInst()
3970                                          Constant::getNullValue(C->getType()));  in simplifyICmpInst()
3979                                               Constant::getNullValue(SrcTy), Q,  in simplifyICmpInst()
3988                                               Constant::getNullValue(SrcTy), Q,  in simplifyICmpInst()
4378         return Constant::getNullValue(I->getType());  in simplifyWithOpReplaced()
5725       return Constant::getNullValue(Op0->getType());  in simplifyFSubInst()
6412       return Constant::getNullValue(ReturnType);  in simplifyBinaryIntrinsic()
6422       return Constant::getNullValue(Op0->getType());  in simplifyBinaryIntrinsic()
6519       return Constant::getNullValue(ReturnType);  in simplifyBinaryIntrinsic()
6529            Constant::getNullValue(ReturnType->getStructElementType(1))});  in simplifyBinaryIntrinsic()
6537       return Constant::getNullValue(ReturnType);  in simplifyBinaryIntrinsic()
6541       return Constant::getNullValue(ReturnType);  in simplifyBinaryIntrinsic()
6567       return Constant::getNullValue(ReturnType);  in simplifyBinaryIntrinsic()
6572       return Constant::getNullValue(ReturnType);  in simplifyBinaryIntrinsic()
6757       return ConstantInt::getNullValue(F->getReturnType());  in simplifyIntrinsic()
6794       return Constant::getNullValue(ReturnType);  in simplifyIntrinsic()
6798       return Constant::getNullValue(ReturnType);  in simplifyIntrinsic()