154 ConstantRange getStaticAllocaSizeRange(const AllocaInst &AI) {  in getStaticAllocaSizeRange()  argument
155   const DataLayout &DL = AI.getDataLayout();  in getStaticAllocaSizeRange()
156   TypeSize TS = DL.getTypeAllocSize(AI.getAllocatedType());  in getStaticAllocaSizeRange()
157   unsigned PointerSize = DL.getPointerTypeSizeInBits(AI.getType());  in getStaticAllocaSizeRange()
165   if (AI.isArrayAllocation()) {  in getStaticAllocaSizeRange()
166     const auto *C = dyn_cast<ConstantInt>(AI.getArraySize());  in getStaticAllocaSizeRange()
210         if (const AllocaInst *AI = dyn_cast<AllocaInst>(&I)) {  in print()  local
211           auto &AS = Allocas.find(AI)->second;  in print()
212           O << "      " << AI->getName() << "["  in print()
213             << getStaticAllocaSizeRange(*AI).getUpper() << "]: " << AS << "\n";  in print()
265   bool isSafeAccess(const Use &U, AllocaInst *AI, const SCEV *AccessSize);
266   bool isSafeAccess(const Use &U, AllocaInst *AI, Value *V);
267   bool isSafeAccess(const Use &U, AllocaInst *AI, TypeSize AccessSize);
365 bool StackSafetyLocalAnalysis::isSafeAccess(const Use &U, AllocaInst *AI,  in isSafeAccess()  argument
367   return isSafeAccess(U, AI, SE.getSCEV(V));  in isSafeAccess()
370 bool StackSafetyLocalAnalysis::isSafeAccess(const Use &U, AllocaInst *AI,  in isSafeAccess()  argument
376   return isSafeAccess(U, AI, SV);  in isSafeAccess()
379 bool StackSafetyLocalAnalysis::isSafeAccess(const Use &U, AllocaInst *AI,  in isSafeAccess()  argument
382   if (!AI)  in isSafeAccess()
390   const SCEV *BaseExp = getSCEVAsPointer(AI);  in isSafeAccess()
398   auto Size = getStaticAllocaSizeRange(*AI);  in isSafeAccess()
421   AllocaInst *AI = dyn_cast<AllocaInst>(Ptr);  in analyzeAllUses()  local
439         if (AI && !SL.isAliveAfter(AI, I)) {  in analyzeAllUses()
445         bool Safe = isSafeAccess(UI, AI, TypeSize);  in analyzeAllUses()
452         if (AI && !SL.isAliveAfter(AI, I)) {  in analyzeAllUses()
458         bool Safe = isSafeAccess(UI, AI, TypeSize);  in analyzeAllUses()
488         if (AI && !SL.isAliveAfter(AI, I)) {  in analyzeAllUses()
501           Safe = Safe || isSafeAccess(UI, AI, MI->getLength());  in analyzeAllUses()
521           bool Safe = isSafeAccess(UI, AI, TypeSize);  in analyzeAllUses()
562     if (auto *AI = dyn_cast<AllocaInst>(&I))  in run()  local
563       Allocas.push_back(AI);  in run()
567   for (auto *AI : Allocas) {  in run()  local
568     auto &UI = Info.Allocas.emplace(AI, PointerSize).first->second;  in run()
569     analyzeAllUses(AI, UI, SL);  in run()
923         const AllocaInst *AI = KV.first;  in getInfo()  local
924         auto AIRange = getStaticAllocaSizeRange(*AI);  in getInfo()
926           Info->SafeAllocas.insert(AI);  in getInfo()
998 bool StackSafetyGlobalInfo::isSafe(const AllocaInst &AI) const {  in isSafe()
1000   return Info.SafeAllocas.count(&AI);  in isSafe()