51 void ReachingDefAnalysis::enterBasicBlock(MachineBasicBlock *MBB) {  in enterBasicBlock()  argument
52   unsigned MBBNumber = MBB->getNumber();  in enterBasicBlock()
66   if (MBB->pred_empty()) {  in enterBasicBlock()
67     for (const auto &LI : MBB->liveins()) {  in enterBasicBlock()
78     LLVM_DEBUG(dbgs() << printMBBReference(*MBB) << ": entry\n");  in enterBasicBlock()
83   for (MachineBasicBlock *pred : MBB->predecessors()) {  in enterBasicBlock()
103 void ReachingDefAnalysis::leaveBasicBlock(MachineBasicBlock *MBB) {  in leaveBasicBlock()  argument
105   unsigned MBBNumber = MBB->getNumber();  in leaveBasicBlock()
147 void ReachingDefAnalysis::reprocessBasicBlock(MachineBasicBlock *MBB) {  in reprocessBasicBlock()  argument
148   unsigned MBBNumber = MBB->getNumber();  in reprocessBasicBlock()
154     instructionsWithoutDebug(MBB->instr_begin(), MBB->instr_end());  in reprocessBasicBlock()
159   for (MachineBasicBlock *pred : MBB->predecessors()) {  in reprocessBasicBlock()
194   MachineBasicBlock *MBB = TraversedMBB.MBB;  in processBasicBlock()  local
195   LLVM_DEBUG(dbgs() << printMBBReference(*MBB)  in processBasicBlock()
201     reprocessBasicBlock(MBB);  in processBasicBlock()
205   enterBasicBlock(MBB);  in processBasicBlock()
207        instructionsWithoutDebug(MBB->instr_begin(), MBB->instr_end()))  in processBasicBlock()
209   leaveBasicBlock(MBB);  in processBasicBlock()
300 MachineInstr *ReachingDefAnalysis::getInstFromId(MachineBasicBlock *MBB,  in getInstFromId()  argument
302   assert(static_cast<size_t>(MBB->getNumber()) < MBBReachingDefs.size() &&  in getInstFromId()
304   assert(InstId < static_cast<int>(MBB->size()) &&  in getInstFromId()
310   for (auto &MI : *MBB) {  in getInstFromId()
333   MachineBasicBlock *MBB = Def->getParent();  in getReachingLocalUses()  local
335   while (++MI != MBB->end()) {  in getReachingLocalUses()
355 bool ReachingDefAnalysis::getLiveInUses(MachineBasicBlock *MBB,  in getLiveInUses()  argument
359        instructionsWithoutDebug(MBB->instr_begin(), MBB->instr_end())) {  in getLiveInUses()
368   auto Last = MBB->getLastNonDebugInstr();  in getLiveInUses()
369   if (Last == MBB->end())  in getLiveInUses()
376   MachineBasicBlock *MBB = MI->getParent();  in getGlobalUses()  local
386     SmallVector<MachineBasicBlock *, 4> ToVisit(MBB->successors());  in getGlobalUses()
389       MachineBasicBlock *MBB = ToVisit.pop_back_val();  in getGlobalUses()  local
390       if (Visited.count(MBB) || !MBB->isLiveIn(PhysReg))  in getGlobalUses()
392       if (getLiveInUses(MBB, PhysReg, Uses))  in getGlobalUses()
393         llvm::append_range(ToVisit, MBB->successors());  in getGlobalUses()
394       Visited.insert(MBB);  in getGlobalUses()
407   for (auto *MBB : MI->getParent()->predecessors())  in getGlobalReachingDefs()  local
408     getLiveOuts(MBB, PhysReg, Defs);  in getGlobalReachingDefs()
411 void ReachingDefAnalysis::getLiveOuts(MachineBasicBlock *MBB,  in getLiveOuts()  argument
414   getLiveOuts(MBB, PhysReg, Defs, VisitedBBs);  in getLiveOuts()
417 void ReachingDefAnalysis::getLiveOuts(MachineBasicBlock *MBB,  in getLiveOuts()  argument
420   if (VisitedBBs.count(MBB))  in getLiveOuts()
423   VisitedBBs.insert(MBB);  in getLiveOuts()
425   LiveRegs.addLiveOuts(*MBB);  in getLiveOuts()
429   if (auto *Def = getLocalLiveOutMIDef(MBB, PhysReg))  in getLiveOuts()
432     for (auto *Pred : MBB->predecessors())  in getLiveOuts()
471   MachineBasicBlock *MBB = MI->getParent();  in isRegUsedAfter()  local
473   LiveRegs.addLiveOuts(*MBB);  in isRegUsedAfter()
482        instructionsWithoutDebug(MBB->instr_rbegin(), MBB->instr_rend())) {  in isRegUsedAfter()
492   MachineBasicBlock *MBB = MI->getParent();  in isRegDefinedAfter()  local
493   auto Last = MBB->getLastNonDebugInstr();  in isRegDefinedAfter()
494   if (Last != MBB->end() &&  in isRegDefinedAfter()
498   if (auto *Def = getLocalLiveOutMIDef(MBB, PhysReg))  in isRegDefinedAfter()
506   MachineBasicBlock *MBB = MI->getParent();  in isReachingDefLiveOut()  local
508   LiveRegs.addLiveOuts(*MBB);  in isReachingDefLiveOut()
512   auto Last = MBB->getLastNonDebugInstr();  in isReachingDefLiveOut()
514   if (Last != MBB->end() && getReachingDef(&*Last, PhysReg) != Def)  in isReachingDefLiveOut()
526 ReachingDefAnalysis::getLocalLiveOutMIDef(MachineBasicBlock *MBB,  in getLocalLiveOutMIDef()  argument
529   LiveRegs.addLiveOuts(*MBB);  in getLocalLiveOutMIDef()
533   auto Last = MBB->getLastNonDebugInstr();  in getLocalLiveOutMIDef()
534   if (Last == MBB->end())  in getLocalLiveOutMIDef()
542   return Def < 0 ? nullptr : getInstFromId(MBB, Def);  in getLocalLiveOutMIDef()
699   MachineBasicBlock *MBB = MI->getParent();  in isSafeToDefRegAt()  local
703     for (auto E = MBB->end(); I != E; ++I) {  in isSafeToDefRegAt()