lib/CodeGen/TwoAddressInstructionPass.cpp

103   bool noUseAfterLastDef(unsigned Reg, unsigned Dist, unsigned &LastDef);
106                              MachineInstr *MI, unsigned Dist);
109                           unsigned RegB, unsigned RegC, unsigned Dist);
115                           unsigned RegA, unsigned RegB, unsigned Dist);
117   bool isDefTooClose(unsigned Reg, unsigned Dist, MachineInstr *MI);
129                                unsigned Dist, bool shouldOnlyCommute);
138   void processTiedPairs(MachineInstr *MI, TiedPairList&, unsigned &Dist);
314 bool TwoAddressInstructionPass::noUseAfterLastDef(unsigned Reg, unsigned Dist,
317   unsigned LastUse = Dist;
333   return !(LastUse > LastDef && LastUse < Dist);
509                       MachineInstr *MI, unsigned Dist) {
557   if (!noUseAfterLastDef(regC, Dist, LastDefC))
563   if (!noUseAfterLastDef(regB, Dist, LastDefB))
576                    unsigned RegB, unsigned RegC, unsigned Dist) {
624                                               unsigned Dist) {
648     DistanceMap.insert(std::make_pair(NewMI, Dist));
915 bool TwoAddressInstructionPass::isDefTooClose(unsigned Reg, unsigned Dist,
928     assert(Dist > DefDist && "Visited def already?");
929     if (TII->getInstrLatency(InstrItins, DefMI) > (Dist - DefDist))
1097                         unsigned Dist, bool shouldOnlyCommute) {
1131       else if (isProfitableToCommute(regA, regB, regC, &MI, Dist)) {
1139   if (TryCommute && commuteInstruction(mi, regB, regC, Dist)) {
1161       if (convertInstTo3Addr(mi, nmi, regA, regB, Dist)) {
1225           tryInstructionTransform(NewMI, mi, NewSrcIdx, NewDstIdx, Dist, true);
1340                                             unsigned &Dist) {
1392     DistanceMap.insert(std::make_pair(PrevMI, Dist));
1393     DistanceMap[MI] = ++Dist;
1505     unsigned Dist = 0;
1523       DistanceMap.insert(std::make_pair(mi, ++Dist));
1550               tryInstructionTransform(mi, nmi, SrcIdx, DstIdx, Dist, false)) {
1563         processTiedPairs(mi, OI->second, Dist);