static uint64_t getPointerSize(const Value *V, AliasAnalysis &AA) { uint64_t Size; if (getObjectSize(V, Size, AA.getDataLayout(), AA.getTargetLibraryInfo())) return Size; else { return AA.getTypeStoreSize(V->getType()); } }
/// getLocForRead - Return the location read by the specified "hasMemoryWrite" /// instruction if any. static AliasAnalysis::Location getLocForRead(Instruction *Inst, AliasAnalysis &AA) { assert(hasMemoryWrite(Inst, AA.getTargetLibraryInfo()) && "Unknown instruction case"); // The only instructions that both read and write are the mem transfer // instructions (memcpy/memmove). if (MemTransferInst *MTI = dyn_cast<MemTransferInst>(Inst)) return AA.getLocationForSource(MTI); return AliasAnalysis::Location(); }
static uint64_t getPointerSize(const Value *V, AliasAnalysis &AA) { uint64_t Size; if (getObjectSize(V, Size, AA.getDataLayout(), AA.getTargetLibraryInfo())) return Size; return AliasAnalysis::UnknownSize; }