Lines Matching defs:Pair

288           GOTDefUsePair &Pair = CandPairs[Idx];
291           if (!BBI->readsRegister(Pair.DefReg, TRI) &&
292               !BBI->modifiesRegister(Pair.DefReg, TRI))
301           if (UseOp && UseOp->isReg() && UseOp->getReg() == Pair.DefReg &&
303             Pair.UseInst = BBI;
304             Pair.UseReg = BBI->getOperand(0).getReg();
305             ValidPairs.push_back(Pair);
312       for (auto Pair = ValidPairs.begin(); Pair != ValidPairs.end(); Pair++) {
314         assert(Pair->UseInst.isValid() && Pair->StillValid &&
319         MachineBasicBlock::iterator BBI = Pair->DefInst;
321         for (; BBI != Pair->UseInst; ++BBI) {
322           if (BBI->readsRegister(Pair->UseReg, TRI) ||
323               BBI->modifiesRegister(Pair->UseReg, TRI)) {
324             Pair->StillValid = false;
329         if (!Pair->StillValid)
339             MachineOperand::CreateReg(Pair->UseReg, true, true);
341             MachineOperand::CreateReg(Pair->UseReg, false, true);
342         Pair->DefInst->addOperand(ImplDef);
343         Pair->UseInst->addOperand(ImplUse);
350         Pair->DefInst->addOperand(*MF, PCRelLabel);
351         Pair->UseInst->addOperand(*MF, PCRelLabel);