3473   BinaryOperator *NotVal;  in foldNot()  local
3474   if (match(NotOp, m_BinOp(NotVal))) {  in foldNot()
3475     if (NotVal->getOpcode() == Instruction::And ||  in foldNot()
3476         NotVal->getOpcode() == Instruction::Or) {  in foldNot()
3480       if (isFreeToInvert(NotVal->getOperand(0),  in foldNot()
3481                          NotVal->getOperand(0)->hasOneUse()) &&  in foldNot()
3482           isFreeToInvert(NotVal->getOperand(1),  in foldNot()
3483                          NotVal->getOperand(1)->hasOneUse())) {  in foldNot()
3484         Value *NotX = Builder.CreateNot(NotVal->getOperand(0), "notlhs");  in foldNot()
3485         Value *NotY = Builder.CreateNot(NotVal->getOperand(1), "notrhs");  in foldNot()
3486         if (NotVal->getOpcode() == Instruction::And)  in foldNot()
3493     if (match(NotVal,  in foldNot()
3501     if (match(NotVal, m_AShr(m_Not(m_Value(X)), m_Value(Y))))  in foldNot()
3511     if (match(NotVal, m_AShr(m_Constant(C), m_Value(Y))) &&  in foldNot()
3521     if (match(NotVal, m_LShr(m_Constant(C), m_Value(Y))) &&  in foldNot()
3531     if (match(NotVal, m_c_Add(m_Value(X), m_ImmConstant(C))))  in foldNot()
3536     if (match(NotVal, m_Sub(m_Value(X), m_Value(Y))))  in foldNot()
3537       if (isa<Constant>(X) || NotVal->hasOneUse())  in foldNot()
3541     if (match(NotVal, m_c_Add(m_Not(m_Value(X)), m_Value(Y))))  in foldNot()
3543                                                    NotVal);  in foldNot()