1003   if (ConstantInt *CI2 = dyn_cast<ConstantInt>(C2)) {  in ConstantFoldBinaryInstruction()  local
1006       if (CI2->isZero()) return C1;                             // X + 0 == X  in ConstantFoldBinaryInstruction()
1009       if (CI2->isZero()) return C1;                             // X - 0 == X  in ConstantFoldBinaryInstruction()
1012       if (CI2->isZero()) return C2;                             // X * 0 == 0  in ConstantFoldBinaryInstruction()
1013       if (CI2->isOne())  in ConstantFoldBinaryInstruction()
1018       if (CI2->isOne())  in ConstantFoldBinaryInstruction()
1020       if (CI2->isZero())  in ConstantFoldBinaryInstruction()
1021         return PoisonValue::get(CI2->getType());              // X / 0 == poison  in ConstantFoldBinaryInstruction()
1025       if (CI2->isOne())  in ConstantFoldBinaryInstruction()
1026         return Constant::getNullValue(CI2->getType());        // X % 1 == 0  in ConstantFoldBinaryInstruction()
1027       if (CI2->isZero())  in ConstantFoldBinaryInstruction()
1028         return PoisonValue::get(CI2->getType());              // X % 0 == poison  in ConstantFoldBinaryInstruction()
1031       if (CI2->isZero()) return C2;                           // X & 0 == 0  in ConstantFoldBinaryInstruction()
1032       if (CI2->isMinusOne())  in ConstantFoldBinaryInstruction()
1038           unsigned DstWidth = CI2->getType()->getBitWidth();  in ConstantFoldBinaryInstruction()
1042           if ((PossiblySetBits & CI2->getValue()) == PossiblySetBits)  in ConstantFoldBinaryInstruction()
1077             unsigned DstWidth = CI2->getType()->getBitWidth();  in ConstantFoldBinaryInstruction()
1082             if ((CI2->getValue() & BitsNotSet) == CI2->getValue())  in ConstantFoldBinaryInstruction()
1083               return Constant::getNullValue(CI2->getType());  in ConstantFoldBinaryInstruction()
1089       if (CI2->isZero()) return C1;        // X | 0 == X  in ConstantFoldBinaryInstruction()
1090       if (CI2->isMinusOne())  in ConstantFoldBinaryInstruction()
1094       if (CI2->isZero()) return C1;        // X ^ 0 == X  in ConstantFoldBinaryInstruction()
1102           assert(CI2->isOne());  in ConstantFoldBinaryInstruction()
1124     if (ConstantInt *CI2 = dyn_cast<ConstantInt>(C2)) {  in ConstantFoldBinaryInstruction()  local
1126       const APInt &C2V = CI2->getValue();  in ConstantFoldBinaryInstruction()
1137         assert(!CI2->isZero() && "Div by zero handled above");  in ConstantFoldBinaryInstruction()
1140         assert(!CI2->isZero() && "Div by zero handled above");  in ConstantFoldBinaryInstruction()
1145         assert(!CI2->isZero() && "Div by zero handled above");  in ConstantFoldBinaryInstruction()
1148         assert(!CI2->isZero() && "Div by zero handled above");  in ConstantFoldBinaryInstruction()