1010   Value *VB = Or->user_back();  in shouldConvertOrWithNoCommonBitsToAdd()
1055   Value *VB = Sub->user_back();  in ShouldBreakUpSubtract()
2054       while (Op->hasOneUse() && Op->user_back()->getOpcode() == Opcode &&  in EraseInst()
2056         Op = Op->user_back();  in EraseInst()
2210          (isReassociableOp(I->user_back(), Instruction::Mul) ||  in OptimizeInst()
2211           isReassociableOp(I->user_back(), Instruction::Add)))) {  in OptimizeInst()
2268            !isReassociableOp(I->user_back(), Instruction::Mul))) {  in OptimizeInst()
2295            !isReassociableOp(I->user_back(), Instruction::FMul))) {  in OptimizeInst()
2317   if (BO->hasOneUse() && BO->user_back()->getOpcode() == Opcode) {  in OptimizeInst()
2321     if (BO->user_back() != BO &&  in OptimizeInst()
2322         BO->getParent() == BO->user_back()->getParent())  in OptimizeInst()
2323       RedoInsts.insert(BO->user_back());  in OptimizeInst()
2330       cast<Instruction>(BO->user_back())->getOpcode() == Instruction::Sub)  in OptimizeInst()
2333       cast<Instruction>(BO->user_back())->getOpcode() == Instruction::FSub)  in OptimizeInst()
2383         cast<Instruction>(I->user_back())->getOpcode() == Instruction::Add &&  in ReassociateExpression()
2389                cast<Instruction>(I->user_back())->getOpcode() ==  in ReassociateExpression()
2473       if (I.hasOneUse() && I.user_back()->getOpcode() == I.getOpcode())  in BuildPairMap()