lib/CodeGen/TwoAddressInstructionPass.cpp

146                                unsigned SrcIdx, unsigned DstIdx,
1127                         unsigned SrcIdx, unsigned DstIdx,
1134   Register regB = MI.getOperand(SrcIdx).getReg();
1142   bool Commuted = tryInstructionCommute(&MI, DstIdx, SrcIdx, regBKilled, Dist);
1168     regB = MI.getOperand(SrcIdx).getReg();
1322   for (unsigned SrcIdx = 0; SrcIdx < NumOps; ++SrcIdx) {
1324     if (!MI->isRegTiedToDefOperand(SrcIdx, &DstIdx))
1327     MachineOperand &SrcMO = MI->getOperand(SrcIdx);
1341         if (const TargetRegisterClass *RC = TII->getRegClass(MCID, SrcIdx,
1349     TiedOperands[SrcReg].push_back(std::make_pair(SrcIdx, DstIdx));
1355 // The tied pairs are of the form (SrcIdx, DstIdx).
1371     unsigned SrcIdx = TP.first;
1379     RegB = MI->getOperand(SrcIdx).getReg();
1380     SubRegB = MI->getOperand(SrcIdx).getSubReg();
1443     MachineOperand &MO = MI->getOperand(SrcIdx);
1451     // Make sure regA is a legal regclass for the SrcIdx operand.
1593           unsigned SrcIdx = TiedPairs[0].first;
1595           Register SrcReg = mi->getOperand(SrcIdx).getReg();
1598               tryInstructionTransform(mi, nmi, SrcIdx, DstIdx, Dist, false)) {