1 //== StoreRef.h - Smart pointer for store objects ---------------*- C++ -*--==// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // This file defined the type StoreRef. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #ifndef LLVM_CLANG_STATICANALYZER_CORE_PATHSENSITIVE_STOREREF_H 15 #define LLVM_CLANG_STATICANALYZER_CORE_PATHSENSITIVE_STOREREF_H 16 17 #include <cassert> 18 19 namespace clang { 20 namespace ento { 21 22 /// Store - This opaque type encapsulates an immutable mapping from 23 /// locations to values. At a high-level, it represents the symbolic 24 /// memory model. Different subclasses of StoreManager may choose 25 /// different types to represent the locations and values. 26 typedef const void *Store; 27 28 class StoreManager; 29 30 class StoreRef { 31 Store store; 32 StoreManager &mgr; 33 public: 34 StoreRef(Store, StoreManager &); 35 StoreRef(const StoreRef &); 36 StoreRef &operator=(StoreRef const &); 37 38 bool operator==(const StoreRef &x) const { 39 assert(&mgr == &x.mgr); 40 return x.store == store; 41 } 42 bool operator!=(const StoreRef &x) const { return !operator==(x); } 43 44 ~StoreRef(); 45 getStore()46 Store getStore() const { return store; } getStoreManager()47 const StoreManager &getStoreManager() const { return mgr; } 48 }; 49 50 }} 51 #endif 52