1036   Value *VB = Or->user_back();  in shouldConvertOrWithNoCommonBitsToAdd()
1081   Value *VB = Sub->user_back();  in ShouldBreakUpSubtract()
2079       while (Op->hasOneUse() && Op->user_back()->getOpcode() == Opcode &&  in EraseInst()
2081         Op = Op->user_back();  in EraseInst()
2235          (isReassociableOp(I->user_back(), Instruction::Mul) ||  in OptimizeInst()
2236           isReassociableOp(I->user_back(), Instruction::Add)))) {  in OptimizeInst()
2294            !isReassociableOp(I->user_back(), Instruction::Mul))) {  in OptimizeInst()
2321            !isReassociableOp(I->user_back(), Instruction::FMul))) {  in OptimizeInst()
2343   if (BO->hasOneUse() && BO->user_back()->getOpcode() == Opcode) {  in OptimizeInst()
2347     if (BO->user_back() != BO &&  in OptimizeInst()
2348         BO->getParent() == BO->user_back()->getParent())  in OptimizeInst()
2349       RedoInsts.insert(BO->user_back());  in OptimizeInst()
2356       cast<Instruction>(BO->user_back())->getOpcode() == Instruction::Sub)  in OptimizeInst()
2359       cast<Instruction>(BO->user_back())->getOpcode() == Instruction::FSub)  in OptimizeInst()
2410         cast<Instruction>(I->user_back())->getOpcode() == Instruction::Add &&  in ReassociateExpression()
2416                cast<Instruction>(I->user_back())->getOpcode() ==  in ReassociateExpression()
2575       if (I.hasOneUse() && I.user_back()->getOpcode() == I.getOpcode())  in BuildPairMap()