154 ConstantRange getStaticAllocaSizeRange(const AllocaInst &AI) {  in getStaticAllocaSizeRange()  argument
155   const DataLayout &DL = AI.getModule()->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()
257   bool isSafeAccess(const Use &U, AllocaInst *AI, const SCEV *AccessSize);
258   bool isSafeAccess(const Use &U, AllocaInst *AI, Value *V);
259   bool isSafeAccess(const Use &U, AllocaInst *AI, TypeSize AccessSize);
341 bool StackSafetyLocalAnalysis::isSafeAccess(const Use &U, AllocaInst *AI,  in isSafeAccess()  argument
343   return isSafeAccess(U, AI, SE.getSCEV(V));  in isSafeAccess()
346 bool StackSafetyLocalAnalysis::isSafeAccess(const Use &U, AllocaInst *AI,  in isSafeAccess()  argument
352   return isSafeAccess(U, AI, SV);  in isSafeAccess()
355 bool StackSafetyLocalAnalysis::isSafeAccess(const Use &U, AllocaInst *AI,  in isSafeAccess()  argument
358   if (!AI)  in isSafeAccess()
371   const SCEV *BaseExp = ToCharPtr(SE.getSCEV(AI));  in isSafeAccess()
376   auto Size = getStaticAllocaSizeRange(*AI);  in isSafeAccess()
399   AllocaInst *AI = dyn_cast<AllocaInst>(Ptr);  in analyzeAllUses()  local
417         if (AI && !SL.isAliveAfter(AI, I)) {  in analyzeAllUses()
423         bool Safe = isSafeAccess(UI, AI, TypeSize);  in analyzeAllUses()
430         if (AI && !SL.isAliveAfter(AI, I)) {  in analyzeAllUses()
436         bool Safe = isSafeAccess(UI, AI, TypeSize);  in analyzeAllUses()
466         if (AI && !SL.isAliveAfter(AI, I)) {  in analyzeAllUses()
479           Safe = Safe || isSafeAccess(UI, AI, MI->getLength());  in analyzeAllUses()
499           bool Safe = isSafeAccess(UI, AI, TypeSize);  in analyzeAllUses()
540     if (auto *AI = dyn_cast<AllocaInst>(&I))  in run()  local
541       Allocas.push_back(AI);  in run()
545   for (auto *AI : Allocas) {  in run()  local
546     auto &UI = Info.Allocas.emplace(AI, PointerSize).first->second;  in run()
547     analyzeAllUses(AI, UI, SL);  in run()
901         const AllocaInst *AI = KV.first;  in getInfo()  local
902         auto AIRange = getStaticAllocaSizeRange(*AI);  in getInfo()
904           Info->SafeAllocas.insert(AI);  in getInfo()
976 bool StackSafetyGlobalInfo::isSafe(const AllocaInst &AI) const {  in isSafe()
978   return Info.SafeAllocas.count(&AI);  in isSafe()