349   void storeLiveOutRegRegion(RegionMRT *Region, unsigned Reg,
362   void storeLiveOuts(RegionMRT *Region, const MachineRegisterInfo *MRI,
372   void setRegionMRT(RegionMRT *Region) { RMRT = Region; }  in setRegionMRT()  argument
434   void initLiveOut(RegionMRT *Region, const MachineRegisterInfo *MRI,
465   void setParent(RegionMRT *Region) { Parent = Region; }  in setParent()  argument
511   MachineRegion *Region;  member in __anon98c1c4210211::RegionMRT
517   RegionMRT(MachineRegion *MachineRegion) : Region(MachineRegion) {  in RegionMRT()
541   MachineRegion *getMachineRegion() { return Region; }  in getMachineRegion()
553     dbgs() << "Region: " << (void *)Region;  in dump()
664     MachineRegion *Region = RegionInfo->getRegionFor(MBB);  in buildMRT()  local
667     if (RegionMap.count(Region) == 0) {  in buildMRT()
668       RegionMRT *NewMRTRegion = new RegionMRT(Region);  in buildMRT()
669       RegionMap[Region] = NewMRTRegion;  in buildMRT()
672       MachineRegion *Parent = Region->getParent();  in buildMRT()
686     RegionMap[Region]->addChild(NewMBB);  in buildMRT()
687     NewMBB->setParent(RegionMap[Region]);  in buildMRT()
688     RegionMap[Region]->setSucc(Region->getExit());  in buildMRT()
733 void LinearizedRegion::storeLiveOutRegRegion(RegionMRT *Region, unsigned Reg,  in storeLiveOutRegRegion()  argument
742       if (!Region->contains(UI.getParent()->getParent())) {  in storeLiveOutRegRegion()
743         LLVM_DEBUG(dbgs() << "Add LiveOut (Region " << (void *)Region  in storeLiveOutRegRegion()
813 void LinearizedRegion::storeLiveOuts(RegionMRT *Region,  in storeLiveOuts()  argument
818   MachineBasicBlock *Exit = Region->getSucc();  in storeLiveOuts()
821       CurrentTopRegion == nullptr ? Region : CurrentTopRegion;  in storeLiveOuts()
827   auto Children = Region->getChildren();  in storeLiveOuts()
843     auto Succ = Region->getSucc();  in storeLiveOuts()
849           if (Region->contains(getPHIPred(PHI, i))) {  in storeLiveOuts()
851             LLVM_DEBUG(dbgs() << "Add Region LiveOut (" << (void *)Region  in storeLiveOuts()
1060 void LinearizedRegion::initLiveOut(RegionMRT *Region,  in initLiveOut()  argument
1064   storeLiveOuts(Region, MRI, TRI, PHIInfo);  in initLiveOut()
1097   void getPHIRegionIndices(RegionMRT *Region, MachineInstr &PHI,
1099   void getPHIRegionIndices(LinearizedRegion *Region, MachineInstr &PHI,
1101   void getPHINonRegionIndices(LinearizedRegion *Region, MachineInstr &PHI,
1130   void rewriteRegionExitPHI(RegionMRT *Region, MachineBasicBlock *LastMerge,
1133   void rewriteRegionExitPHIs(RegionMRT *Region, MachineBasicBlock *LastMerge,
1135   void rewriteRegionEntryPHI(LinearizedRegion *Region, MachineBasicBlock *IfMBB,
1137   void rewriteRegionEntryPHIs(LinearizedRegion *Region,
1140   bool regionIsSimpleIf(RegionMRT *Region);
1142   void transformSimpleIfRegion(RegionMRT *Region);
1150   MachineBasicBlock *createLinearizedExitBlock(RegionMRT *Region);
1208   LinearizedRegion *initLinearizedRegion(RegionMRT *Region);
1210   bool structurizeComplexRegion(RegionMRT *Region);
1212   bool structurizeRegion(RegionMRT *Region);
1214   bool structurizeRegions(RegionMRT *Region, bool isTopRegion);
1230   void createLinearizedRegion(RegionMRT *Region, unsigned SelectOut);
1247 bool AMDGPUMachineCFGStructurizer::regionIsSimpleIf(RegionMRT *Region) {  in regionIsSimpleIf()  argument
1248   MachineBasicBlock *Entry = Region->getEntry();  in regionIsSimpleIf()
1249   MachineBasicBlock *Succ = Region->getSucc();  in regionIsSimpleIf()
1273 void AMDGPUMachineCFGStructurizer::transformSimpleIfRegion(RegionMRT *Region) {  in transformSimpleIfRegion()  argument
1274   MachineBasicBlock *Entry = Region->getEntry();  in transformSimpleIfRegion()
1275   MachineBasicBlock *Exit = Region->getExit();  in transformSimpleIfRegion()
1292 static void fixRegionTerminator(RegionMRT *Region) {  in fixRegionTerminator()  argument
1295   LinearizedRegion *LRegion = Region->getLinearizedRegion();  in fixRegionTerminator()
1329 bool regionIsSequence(RegionMRT *Region) {  in regionIsSequence()  argument
1330   auto Children = Region->getChildren();  in regionIsSequence()
1341 void fixupRegionExits(RegionMRT *Region) {  in fixupRegionExits()  argument
1342   auto Children = Region->getChildren();  in fixupRegionExits()
1353     RegionMRT *Region, MachineInstr &PHI,  in getPHIRegionIndices()  argument
1358     if (Region->contains(Pred)) {  in getPHIRegionIndices()
1365     LinearizedRegion *Region, MachineInstr &PHI,  in getPHIRegionIndices()  argument
1370     if (Region->contains(Pred)) {  in getPHIRegionIndices()
1377     LinearizedRegion *Region, MachineInstr &PHI,  in getPHINonRegionIndices()  argument
1382     if (!Region->contains(Pred)) {  in getPHINonRegionIndices()
1632 void AMDGPUMachineCFGStructurizer::rewriteRegionExitPHI(RegionMRT *Region,  in rewriteRegionExitPHI()  argument
1637   getPHIRegionIndices(Region, PHI, PHIRegionIndices);  in rewriteRegionExitPHI()
1645 void AMDGPUMachineCFGStructurizer::rewriteRegionEntryPHI(LinearizedRegion *Region,  in rewriteRegionEntryPHI()  argument
1649   getPHINonRegionIndices(Region, PHI, PHINonRegionIndices);  in rewriteRegionEntryPHI()
1664 void AMDGPUMachineCFGStructurizer::rewriteRegionExitPHIs(RegionMRT *Region,  in rewriteRegionExitPHIs()  argument
1668   auto Exit = Region->getSucc();  in rewriteRegionExitPHIs()
1675     rewriteRegionExitPHI(Region, LastMerge, *PHII, LRegion);  in rewriteRegionExitPHIs()
1679 void AMDGPUMachineCFGStructurizer::rewriteRegionEntryPHIs(LinearizedRegion *Region,  in rewriteRegionEntryPHIs()  argument
1682   auto Entry = Region->getEntry();  in rewriteRegionEntryPHIs()
1687     rewriteRegionEntryPHI(Region, IfMBB, *PHII);  in rewriteRegionEntryPHIs()
1726 AMDGPUMachineCFGStructurizer::createLinearizedExitBlock(RegionMRT *Region) {  in createLinearizedExitBlock()  argument
1727   auto Exit = Region->getSucc();  in createLinearizedExitBlock()
1730   MachineFunction *MF = Region->getEntry()->getParent();  in createLinearizedExitBlock()
1732     return &(*(--(Region->getEntry()->getParent()->end())));  in createLinearizedExitBlock()
2569 AMDGPUMachineCFGStructurizer::initLinearizedRegion(RegionMRT *Region) {  in initLinearizedRegion()  argument
2570   LinearizedRegion *LRegion = Region->getLinearizedRegion();  in initLinearizedRegion()
2571   LRegion->initLiveOut(Region, MRI, TRI, PHIInfo);  in initLinearizedRegion()
2572   LRegion->setEntry(Region->getEntry());  in initLinearizedRegion()
2576 static void removeOldExitPreds(RegionMRT *Region) {  in removeOldExitPreds()  argument
2577   MachineBasicBlock *Exit = Region->getSucc();  in removeOldExitPreds()
2584     if (Region->contains(*PI)) {  in removeOldExitPreds()
2613     RegionMRT *Region = Tree->getRegionMRT();  in containsNewBackedge()  local
2614     SetVector<MRT *> *Children = Region->getChildren();  in containsNewBackedge()
2623 static bool containsNewBackedge(RegionMRT *Region) {  in containsNewBackedge()  argument
2625   return containsNewBackedge(Region, MBBs);  in containsNewBackedge()
2628 bool AMDGPUMachineCFGStructurizer::structurizeComplexRegion(RegionMRT *Region) {  in structurizeComplexRegion()  argument
2629   auto *LRegion = initLinearizedRegion(Region);  in structurizeComplexRegion()
2630   LRegion->setHasLoop(containsNewBackedge(Region));  in structurizeComplexRegion()
2631   MachineBasicBlock *LastMerge = createLinearizedExitBlock(Region);  in structurizeComplexRegion()
2636   rewriteRegionExitPHIs(Region, LastMerge, LRegion);  in structurizeComplexRegion()
2637   removeOldExitPreds(Region);  in structurizeComplexRegion()
2641   SetVector<MRT *> *Children = Region->getChildren();  in structurizeComplexRegion()
2743                               NewInReg, Region->getEntry()->getNumber());  in structurizeComplexRegion()
2754   if (Region->isRoot()) {  in structurizeComplexRegion()
2758   LLVM_DEBUG(Region->getEntry()->getParent()->dump());  in structurizeComplexRegion()
2764   Region->setLinearizedRegion(LRegion);  in structurizeComplexRegion()
2768 bool AMDGPUMachineCFGStructurizer::structurizeRegion(RegionMRT *Region) {  in structurizeRegion()  argument
2769   if (false && regionIsSimpleIf(Region)) {  in structurizeRegion()
2770     transformSimpleIfRegion(Region);  in structurizeRegion()
2772   } else if (regionIsSequence(Region)) {  in structurizeRegion()
2773     fixupRegionExits(Region);  in structurizeRegion()
2776     structurizeComplexRegion(Region);  in structurizeRegion()
2783 bool AMDGPUMachineCFGStructurizer::structurizeRegions(RegionMRT *Region,  in structurizeRegions()  argument
2787   auto Children = Region->getChildren();  in structurizeRegions()
2795     Changed |= structurizeRegion(Region);  in structurizeRegions()
2813 void AMDGPUMachineCFGStructurizer::createLinearizedRegion(RegionMRT *Region,  in createLinearizedRegion()  argument
2821   LRegion->setRegionMRT(Region);  in createLinearizedRegion()
2822   Region->setLinearizedRegion(LRegion);  in createLinearizedRegion()
2823   LRegion->setParent(Region->getParent()  in createLinearizedRegion()
2824                          ? Region->getParent()->getLinearizedRegion()  in createLinearizedRegion()
2833     RegionMRT *Region = MRT->getRegionMRT();  in initializeSelectRegisters()  local
2834     Region->setBBSelectRegOut(SelectOut);  in initializeSelectRegisters()
2838     createLinearizedRegion(Region, SelectOut);  in initializeSelectRegisters()
2840     for (auto CI = Region->getChildren()->begin(),  in initializeSelectRegisters()
2841               CE = Region->getChildren()->end();  in initializeSelectRegisters()