1035         if (ConstantInt *CI2 = dyn_cast<ConstantInt>(C2))  in ConstantFoldBinaryInstruction()  local
1036           if (CI2->isOne())  in ConstantFoldBinaryInstruction()
1069   if (ConstantInt *CI2 = dyn_cast<ConstantInt>(C2)) {  in ConstantFoldBinaryInstruction()  local
1072       if (CI2->equalsInt(0)) return C1;                         // X + 0 == X  in ConstantFoldBinaryInstruction()
1075       if (CI2->equalsInt(0)) return C1;                         // X - 0 == X  in ConstantFoldBinaryInstruction()
1078       if (CI2->equalsInt(0)) return C2;                         // X * 0 == 0  in ConstantFoldBinaryInstruction()
1079       if (CI2->equalsInt(1))  in ConstantFoldBinaryInstruction()
1084       if (CI2->equalsInt(1))  in ConstantFoldBinaryInstruction()
1086       if (CI2->equalsInt(0))  in ConstantFoldBinaryInstruction()
1087         return UndefValue::get(CI2->getType());               // X / 0 == undef  in ConstantFoldBinaryInstruction()
1091       if (CI2->equalsInt(1))  in ConstantFoldBinaryInstruction()
1092         return Constant::getNullValue(CI2->getType());        // X % 1 == 0  in ConstantFoldBinaryInstruction()
1093       if (CI2->equalsInt(0))  in ConstantFoldBinaryInstruction()
1094         return UndefValue::get(CI2->getType());               // X % 0 == undef  in ConstantFoldBinaryInstruction()
1097       if (CI2->isZero()) return C2;                           // X & 0 == 0  in ConstantFoldBinaryInstruction()
1098       if (CI2->isAllOnesValue())  in ConstantFoldBinaryInstruction()
1104           unsigned DstWidth = CI2->getType()->getBitWidth();  in ConstantFoldBinaryInstruction()
1108           if ((PossiblySetBits & CI2->getValue()) == PossiblySetBits)  in ConstantFoldBinaryInstruction()
1123             unsigned DstWidth = CI2->getType()->getBitWidth();  in ConstantFoldBinaryInstruction()
1128             if ((CI2->getValue() & BitsNotSet) == CI2->getValue())  in ConstantFoldBinaryInstruction()
1129               return Constant::getNullValue(CI2->getType());  in ConstantFoldBinaryInstruction()
1135       if (CI2->equalsInt(0)) return C1;    // X | 0 == X  in ConstantFoldBinaryInstruction()
1136       if (CI2->isAllOnesValue())  in ConstantFoldBinaryInstruction()
1140       if (CI2->equalsInt(0)) return C1;    // X ^ 0 == X  in ConstantFoldBinaryInstruction()
1148           assert(CI2->equalsInt(1));  in ConstantFoldBinaryInstruction()
1171     if (ConstantInt *CI2 = dyn_cast<ConstantInt>(C2)) {  in ConstantFoldBinaryInstruction()  local
1174       const APInt &C2V = CI2->getValue();  in ConstantFoldBinaryInstruction()
1185         assert(!CI2->isNullValue() && "Div by zero handled above");  in ConstantFoldBinaryInstruction()
1188         assert(!CI2->isNullValue() && "Div by zero handled above");  in ConstantFoldBinaryInstruction()
1193         assert(!CI2->isNullValue() && "Div by zero handled above");  in ConstantFoldBinaryInstruction()
1196         assert(!CI2->isNullValue() && "Div by zero handled above");  in ConstantFoldBinaryInstruction()