1007   if (ConstantInt *CI2 = dyn_cast<ConstantInt>(C2)) {  in ConstantFoldBinaryInstruction()  local
1010       if (CI2->isZero()) return C1;                             // X + 0 == X  in ConstantFoldBinaryInstruction()
1013       if (CI2->isZero()) return C1;                             // X - 0 == X  in ConstantFoldBinaryInstruction()
1016       if (CI2->isZero()) return C2;                             // X * 0 == 0  in ConstantFoldBinaryInstruction()
1017       if (CI2->isOne())  in ConstantFoldBinaryInstruction()
1022       if (CI2->isOne())  in ConstantFoldBinaryInstruction()
1024       if (CI2->isZero())  in ConstantFoldBinaryInstruction()
1025         return PoisonValue::get(CI2->getType());              // X / 0 == poison  in ConstantFoldBinaryInstruction()
1029       if (CI2->isOne())  in ConstantFoldBinaryInstruction()
1030         return Constant::getNullValue(CI2->getType());        // X % 1 == 0  in ConstantFoldBinaryInstruction()
1031       if (CI2->isZero())  in ConstantFoldBinaryInstruction()
1032         return PoisonValue::get(CI2->getType());              // X % 0 == poison  in ConstantFoldBinaryInstruction()
1035       if (CI2->isZero()) return C2;                           // X & 0 == 0  in ConstantFoldBinaryInstruction()
1036       if (CI2->isMinusOne())  in ConstantFoldBinaryInstruction()
1042           unsigned DstWidth = CI2->getType()->getBitWidth();  in ConstantFoldBinaryInstruction()
1046           if ((PossiblySetBits & CI2->getValue()) == PossiblySetBits)  in ConstantFoldBinaryInstruction()
1081             unsigned DstWidth = CI2->getType()->getBitWidth();  in ConstantFoldBinaryInstruction()
1086             if ((CI2->getValue() & BitsNotSet) == CI2->getValue())  in ConstantFoldBinaryInstruction()
1087               return Constant::getNullValue(CI2->getType());  in ConstantFoldBinaryInstruction()
1093       if (CI2->isZero()) return C1;        // X | 0 == X  in ConstantFoldBinaryInstruction()
1094       if (CI2->isMinusOne())  in ConstantFoldBinaryInstruction()
1098       if (CI2->isZero()) return C1;        // X ^ 0 == X  in ConstantFoldBinaryInstruction()
1106           assert(CI2->isOne());  in ConstantFoldBinaryInstruction()
1128     if (ConstantInt *CI2 = dyn_cast<ConstantInt>(C2)) {  in ConstantFoldBinaryInstruction()  local
1130       const APInt &C2V = CI2->getValue();  in ConstantFoldBinaryInstruction()
1141         assert(!CI2->isZero() && "Div by zero handled above");  in ConstantFoldBinaryInstruction()
1144         assert(!CI2->isZero() && "Div by zero handled above");  in ConstantFoldBinaryInstruction()
1149         assert(!CI2->isZero() && "Div by zero handled above");  in ConstantFoldBinaryInstruction()
1152         assert(!CI2->isZero() && "Div by zero handled above");  in ConstantFoldBinaryInstruction()