CheckerManager.h revision ca804539d908d3a0e8c72a0df5f1f571d29490bb
143dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis//===--- CheckerManager.h - Static Analyzer Checker Manager -----*- C++ -*-===// 243dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis// 343dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis// The LLVM Compiler Infrastructure 443dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis// 543dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis// This file is distributed under the University of Illinois Open Source 643dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis// License. See LICENSE.TXT for details. 743dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis// 843dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis//===----------------------------------------------------------------------===// 943dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis// 1043dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis// Defines the Static Analyzer Checker Manager. 1143dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis// 1243dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis//===----------------------------------------------------------------------===// 1343dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis 1443dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis#ifndef LLVM_CLANG_SA_CORE_CHECKERMANAGER_H 1543dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis#define LLVM_CLANG_SA_CORE_CHECKERMANAGER_H 1643dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis 172e471a3e476396be1ddca4ab8b9df721bcfc9437Argyrios Kyrtzidis#include "clang/Basic/LangOptions.h" 1843dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis#include "llvm/ADT/SmallVector.h" 199fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis#include "llvm/ADT/DenseMap.h" 20769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis#include "llvm/ADT/FoldingSet.h" 2135bdbf40624beba3fc00cb72ab444659939c1a6bTed Kremenek#include "clang/StaticAnalyzer/Core/PathSensitive/Store.h" 229fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis#include <vector> 2343dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis 2443dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidisnamespace clang { 259fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis class Decl; 26769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis class Stmt; 27e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis class CallExpr; 2843dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis 2943dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidisnamespace ento { 30ca804539d908d3a0e8c72a0df5f1f571d29490bbTed Kremenek class CheckerBase; 3143dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis class ExprEngine; 329fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis class AnalysisManager; 339fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis class BugReporter; 34769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis class CheckerContext; 35769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis class ObjCMessage; 36769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis class SVal; 37e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis class ExplodedNode; 38769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis class ExplodedNodeSet; 3930726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidis class ExplodedGraph; 40769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis class GRState; 41af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis class EndOfFunctionNodeBuilder; 42cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis class BranchNodeBuilder; 43183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis class MemRegion; 44183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis class SymbolReaper; 45769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 46e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidisclass GraphExpander { 47e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidispublic: 48e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis virtual ~GraphExpander(); 49e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis virtual void expandGraph(ExplodedNodeSet &Dst, ExplodedNode *Pred) = 0; 50e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis}; 51e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis 524d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidistemplate <typename T> class CheckerFn; 534d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis 5435bdbf40624beba3fc00cb72ab444659939c1a6bTed Kremenektemplate <typename RET, typename P1, typename P2, typename P3, typename P4> 5535bdbf40624beba3fc00cb72ab444659939c1a6bTed Kremenekclass CheckerFn<RET(P1, P2, P3, P4)> { 5635bdbf40624beba3fc00cb72ab444659939c1a6bTed Kremenek typedef RET (*Func)(void *, P1, P2, P3, P4); 5735bdbf40624beba3fc00cb72ab444659939c1a6bTed Kremenek Func Fn; 5835bdbf40624beba3fc00cb72ab444659939c1a6bTed Kremenekpublic: 59ca804539d908d3a0e8c72a0df5f1f571d29490bbTed Kremenek CheckerBase *Checker; 60ca804539d908d3a0e8c72a0df5f1f571d29490bbTed Kremenek CheckerFn(CheckerBase *checker, Func fn) : Fn(fn), Checker(checker) { } 6135bdbf40624beba3fc00cb72ab444659939c1a6bTed Kremenek RET operator()(P1 p1, P2 p2, P3 p3, P4 p4) const { 6235bdbf40624beba3fc00cb72ab444659939c1a6bTed Kremenek return Fn(Checker, p1, p2, p3, p4); 6335bdbf40624beba3fc00cb72ab444659939c1a6bTed Kremenek } 6435bdbf40624beba3fc00cb72ab444659939c1a6bTed Kremenek}; 6535bdbf40624beba3fc00cb72ab444659939c1a6bTed Kremenek 664d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidistemplate <typename RET, typename P1, typename P2, typename P3> 674d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidisclass CheckerFn<RET(P1, P2, P3)> { 684d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef RET (*Func)(void *, P1, P2, P3); 69769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis Func Fn; 70769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidispublic: 71ca804539d908d3a0e8c72a0df5f1f571d29490bbTed Kremenek CheckerBase *Checker; 72ca804539d908d3a0e8c72a0df5f1f571d29490bbTed Kremenek CheckerFn(CheckerBase *checker, Func fn) : Fn(fn), Checker(checker) { } 734d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis RET operator()(P1 p1, P2 p2, P3 p3) const { return Fn(Checker, p1, p2, p3); } 74769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis}; 75769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 764d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidistemplate <typename RET, typename P1, typename P2> 774d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidisclass CheckerFn<RET(P1, P2)> { 784d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef RET (*Func)(void *, P1, P2); 79769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis Func Fn; 80769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidispublic: 81ca804539d908d3a0e8c72a0df5f1f571d29490bbTed Kremenek CheckerBase *Checker; 82ca804539d908d3a0e8c72a0df5f1f571d29490bbTed Kremenek CheckerFn(CheckerBase *checker, Func fn) : Fn(fn), Checker(checker) { } 834d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis RET operator()(P1 p1, P2 p2) const { return Fn(Checker, p1, p2); } 84769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis}; 85769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 864d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidistemplate <typename RET, typename P1> 874d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidisclass CheckerFn<RET(P1)> { 884d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef RET (*Func)(void *, P1); 89769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis Func Fn; 90769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidispublic: 91ca804539d908d3a0e8c72a0df5f1f571d29490bbTed Kremenek CheckerBase *Checker; 92ca804539d908d3a0e8c72a0df5f1f571d29490bbTed Kremenek CheckerFn(CheckerBase *checker, Func fn) : Fn(fn), Checker(checker) { } 934d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis RET operator()(P1 p1) const { return Fn(Checker, p1); } 94769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis}; 95769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 964d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidistemplate <typename RET> 974d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidisclass CheckerFn<RET()> { 984d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef RET (*Func)(void *); 99769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis Func Fn; 100769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidispublic: 101ca804539d908d3a0e8c72a0df5f1f571d29490bbTed Kremenek CheckerBase *Checker; 102ca804539d908d3a0e8c72a0df5f1f571d29490bbTed Kremenek CheckerFn(CheckerBase *checker, Func fn) : Fn(fn), Checker(checker) { } 1034d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis RET operator()() const { return Fn(Checker); } 104769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis}; 10543dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis 10643dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidisclass CheckerManager { 1072e471a3e476396be1ddca4ab8b9df721bcfc9437Argyrios Kyrtzidis const LangOptions LangOpts; 1082e471a3e476396be1ddca4ab8b9df721bcfc9437Argyrios Kyrtzidis 10943dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidispublic: 1102e471a3e476396be1ddca4ab8b9df721bcfc9437Argyrios Kyrtzidis CheckerManager(const LangOptions &langOpts) : LangOpts(langOpts) { } 1119fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis ~CheckerManager(); 1129fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 113d655ab28fdf7c940d3f79f8f287954d7f76e0977Argyrios Kyrtzidis bool hasPathSensitiveCheckers() const; 114d655ab28fdf7c940d3f79f8f287954d7f76e0977Argyrios Kyrtzidis 115deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis void finishedCheckerRegistration(); 116deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis 1172e471a3e476396be1ddca4ab8b9df721bcfc9437Argyrios Kyrtzidis const LangOptions &getLangOptions() const { return LangOpts; } 1182e471a3e476396be1ddca4ab8b9df721bcfc9437Argyrios Kyrtzidis 119ca804539d908d3a0e8c72a0df5f1f571d29490bbTed Kremenek typedef CheckerBase *CheckerRef; 120ca804539d908d3a0e8c72a0df5f1f571d29490bbTed Kremenek typedef const void *CheckerTag; 1214d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef CheckerFn<void ()> CheckerDtor; 1229fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 1239fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 1249fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis// registerChecker 1259fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 1269fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 1279fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis /// \brief Used to register checkers. 1283fe71f445f76003649b5da24209e80225a7ee74fArgyrios Kyrtzidis /// 1293fe71f445f76003649b5da24209e80225a7ee74fArgyrios Kyrtzidis /// \returns a pointer to the checker object. 1309fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis template <typename CHECKER> 1313fe71f445f76003649b5da24209e80225a7ee74fArgyrios Kyrtzidis CHECKER *registerChecker() { 132deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis CheckerTag tag = getTag<CHECKER>(); 1333fe71f445f76003649b5da24209e80225a7ee74fArgyrios Kyrtzidis CheckerRef &ref = CheckerTags[tag]; 1343fe71f445f76003649b5da24209e80225a7ee74fArgyrios Kyrtzidis if (ref) 1353fe71f445f76003649b5da24209e80225a7ee74fArgyrios Kyrtzidis return static_cast<CHECKER *>(ref); // already registered. 1363fe71f445f76003649b5da24209e80225a7ee74fArgyrios Kyrtzidis 1379fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis CHECKER *checker = new CHECKER(); 138769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CheckerDtors.push_back(CheckerDtor(checker, destruct<CHECKER>)); 1399fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis CHECKER::_register(checker, *this); 1403fe71f445f76003649b5da24209e80225a7ee74fArgyrios Kyrtzidis ref = checker; 1413fe71f445f76003649b5da24209e80225a7ee74fArgyrios Kyrtzidis return checker; 1429fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis } 14343dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis 1449fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 145769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis// Functions for running checkers for AST traversing.. 1469fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 1479fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 1489fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis /// \brief Run checkers handling Decls. 1499fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis void runCheckersOnASTDecl(const Decl *D, AnalysisManager& mgr, 1509fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis BugReporter &BR); 1519fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 1529fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis /// \brief Run checkers handling Decls containing a Stmt body. 1539fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis void runCheckersOnASTBody(const Decl *D, AnalysisManager& mgr, 1549fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis BugReporter &BR); 1559fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 1569fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 157769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis// Functions for running checkers for path-sensitive checking. 158769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 159769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 160769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis /// \brief Run checkers for pre-visiting Stmts. 161769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis void runCheckersForPreStmt(ExplodedNodeSet &Dst, 162cd50e136ad7dc721822f5e6350769a37c216612dArgyrios Kyrtzidis const ExplodedNodeSet &Src, 163769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis const Stmt *S, 164769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ExprEngine &Eng) { 165769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis runCheckersForStmt(/*isPreVisit=*/true, Dst, Src, S, Eng); 166769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis } 167769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 168769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis /// \brief Run checkers for post-visiting Stmts. 169769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis void runCheckersForPostStmt(ExplodedNodeSet &Dst, 170cd50e136ad7dc721822f5e6350769a37c216612dArgyrios Kyrtzidis const ExplodedNodeSet &Src, 171769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis const Stmt *S, 172769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ExprEngine &Eng) { 173769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis runCheckersForStmt(/*isPreVisit=*/false, Dst, Src, S, Eng); 174769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis } 175769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 176769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis /// \brief Run checkers for visiting Stmts. 177769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis void runCheckersForStmt(bool isPreVisit, 178cd50e136ad7dc721822f5e6350769a37c216612dArgyrios Kyrtzidis ExplodedNodeSet &Dst, const ExplodedNodeSet &Src, 179769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis const Stmt *S, ExprEngine &Eng); 180769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 181769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis /// \brief Run checkers for pre-visiting obj-c messages. 182769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis void runCheckersForPreObjCMessage(ExplodedNodeSet &Dst, 183cd50e136ad7dc721822f5e6350769a37c216612dArgyrios Kyrtzidis const ExplodedNodeSet &Src, 184769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis const ObjCMessage &msg, 185769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ExprEngine &Eng) { 186769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis runCheckersForObjCMessage(/*isPreVisit=*/true, Dst, Src, msg, Eng); 187769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis } 188769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 189769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis /// \brief Run checkers for post-visiting obj-c messages. 190769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis void runCheckersForPostObjCMessage(ExplodedNodeSet &Dst, 191cd50e136ad7dc721822f5e6350769a37c216612dArgyrios Kyrtzidis const ExplodedNodeSet &Src, 192769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis const ObjCMessage &msg, 193769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ExprEngine &Eng) { 194769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis runCheckersForObjCMessage(/*isPreVisit=*/false, Dst, Src, msg, Eng); 195769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis } 196769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 197769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis /// \brief Run checkers for visiting obj-c messages. 198769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis void runCheckersForObjCMessage(bool isPreVisit, 199cd50e136ad7dc721822f5e6350769a37c216612dArgyrios Kyrtzidis ExplodedNodeSet &Dst, 200cd50e136ad7dc721822f5e6350769a37c216612dArgyrios Kyrtzidis const ExplodedNodeSet &Src, 201769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis const ObjCMessage &msg, ExprEngine &Eng); 202769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 203769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis /// \brief Run checkers for load/store of a location. 204769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis void runCheckersForLocation(ExplodedNodeSet &Dst, 205cd50e136ad7dc721822f5e6350769a37c216612dArgyrios Kyrtzidis const ExplodedNodeSet &Src, 206769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis SVal location, bool isLoad, 207769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis const Stmt *S, 208769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ExprEngine &Eng); 209769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 210312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis /// \brief Run checkers for binding of a value to a location. 211312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis void runCheckersForBind(ExplodedNodeSet &Dst, 212312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis const ExplodedNodeSet &Src, 213312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis SVal location, SVal val, 214312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis const Stmt *S, ExprEngine &Eng); 215312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis 21630726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidis /// \brief Run checkers for end of analysis. 21730726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidis void runCheckersForEndAnalysis(ExplodedGraph &G, BugReporter &BR, 21830726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidis ExprEngine &Eng); 21930726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidis 220af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis /// \brief Run checkers for end of path. 221af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis void runCheckersForEndPath(EndOfFunctionNodeBuilder &B, ExprEngine &Eng); 222af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis 223cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis /// \brief Run checkers for branch condition. 224cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis void runCheckersForBranchCondition(const Stmt *condition, 225cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis BranchNodeBuilder &B, ExprEngine &Eng); 226cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis 227183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis /// \brief Run checkers for live symbols. 228183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis void runCheckersForLiveSymbols(const GRState *state, 229183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis SymbolReaper &SymReaper); 230183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 231183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis /// \brief Run checkers for dead symbols. 232183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis void runCheckersForDeadSymbols(ExplodedNodeSet &Dst, 233183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis const ExplodedNodeSet &Src, 234183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis SymbolReaper &SymReaper, const Stmt *S, 235183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis ExprEngine &Eng); 236183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 237183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis /// \brief True if at least one checker wants to check region changes. 238183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis bool wantsRegionChangeUpdate(const GRState *state); 239183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 240183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis /// \brief Run checkers for region changes. 24135bdbf40624beba3fc00cb72ab444659939c1a6bTed Kremenek const GRState * 24235bdbf40624beba3fc00cb72ab444659939c1a6bTed Kremenek runCheckersForRegionChanges(const GRState *state, 24335bdbf40624beba3fc00cb72ab444659939c1a6bTed Kremenek const StoreManager::InvalidatedSymbols *invalidated, 24435bdbf40624beba3fc00cb72ab444659939c1a6bTed Kremenek const MemRegion * const *Begin, 24535bdbf40624beba3fc00cb72ab444659939c1a6bTed Kremenek const MemRegion * const *End); 246183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 247312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis /// \brief Run checkers for handling assumptions on symbolic values. 248312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis const GRState *runCheckersForEvalAssume(const GRState *state, 249312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis SVal Cond, bool Assumption); 250312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis 251e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis /// \brief Run checkers for evaluating a call. 252e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis void runCheckersForEvalCall(ExplodedNodeSet &Dst, 253e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis const ExplodedNodeSet &Src, 254e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis const CallExpr *CE, ExprEngine &Eng, 255e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis GraphExpander *defaultEval = 0); 2569be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek 2579be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek /// \brief Run checkers for the entire Translation Unit. 2589be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek void runCheckersOnEndOfTranslationUnit(const TranslationUnitDecl* TU, 2599be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek AnalysisManager &mgr, 2609be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek BugReporter &BR); 261e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis 262769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 263769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis// Internal registration functions for AST traversing. 2649fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 2659fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 2669fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis // Functions used by the registration mechanism, checkers should not touch 2679fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis // these directly. 2689fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 2694d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef CheckerFn<void (const Decl *, AnalysisManager&, BugReporter &)> 270769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CheckDeclFunc; 271769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 2729fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis typedef bool (*HandlesDeclFunc)(const Decl *D); 273769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis void _registerForDecl(CheckDeclFunc checkfn, HandlesDeclFunc isForDeclFn); 2749fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 275769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis void _registerForBody(CheckDeclFunc checkfn); 276769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 277769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 278769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis// Internal registration functions for path-sensitive checking. 279769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 280769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 2814d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef CheckerFn<void (const Stmt *, CheckerContext &)> CheckStmtFunc; 2824d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis 2834d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef CheckerFn<void (const ObjCMessage &, CheckerContext &)> 2844d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis CheckObjCMessageFunc; 2854d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis 2864d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef CheckerFn<void (const SVal &location, bool isLoad, CheckerContext &)> 287769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CheckLocationFunc; 2884d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis 2894d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef CheckerFn<void (const SVal &location, const SVal &val, 2904d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis CheckerContext &)> CheckBindFunc; 2914d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis 2924d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef CheckerFn<void (ExplodedGraph &, BugReporter &, ExprEngine &)> 29330726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidis CheckEndAnalysisFunc; 2944d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis 2954d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef CheckerFn<void (EndOfFunctionNodeBuilder &, ExprEngine &)> 2964d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis CheckEndPathFunc; 2974d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis 2984d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef CheckerFn<void (const Stmt *, BranchNodeBuilder &, ExprEngine &)> 299cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis CheckBranchConditionFunc; 3004d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis 3014d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef CheckerFn<void (SymbolReaper &, CheckerContext &)> 3024d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis CheckDeadSymbolsFunc; 3034d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis 3044d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef CheckerFn<void (const GRState *,SymbolReaper &)> CheckLiveSymbolsFunc; 3054d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis 3064d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef CheckerFn<const GRState * (const GRState *, 30735bdbf40624beba3fc00cb72ab444659939c1a6bTed Kremenek const StoreManager::InvalidatedSymbols *symbols, 3084d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis const MemRegion * const *begin, 3094d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis const MemRegion * const *end)> 3104d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis CheckRegionChangesFunc; 3114d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis 3124d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef CheckerFn<bool (const GRState *)> WantsRegionChangeUpdateFunc; 3134d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis 3144d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef CheckerFn<const GRState * (const GRState *, 3154d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis const SVal &cond, bool assumption)> 3164d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis EvalAssumeFunc; 3174d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis 3184d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef CheckerFn<bool (const CallExpr *, CheckerContext &)> 3194d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis EvalCallFunc; 320769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 3219be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek typedef CheckerFn<void (const TranslationUnitDecl *, 3229be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek AnalysisManager&, BugReporter &)> 3239be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek CheckEndOfTranslationUnit; 3249be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek 325769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis typedef bool (*HandlesStmtFunc)(const Stmt *D); 326769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis void _registerForPreStmt(CheckStmtFunc checkfn, 327769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis HandlesStmtFunc isForStmtFn); 328769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis void _registerForPostStmt(CheckStmtFunc checkfn, 329769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis HandlesStmtFunc isForStmtFn); 330769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 331769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis void _registerForPreObjCMessage(CheckObjCMessageFunc checkfn); 332769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis void _registerForPostObjCMessage(CheckObjCMessageFunc checkfn); 333769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 334769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis void _registerForLocation(CheckLocationFunc checkfn); 335769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 336312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis void _registerForBind(CheckBindFunc checkfn); 337312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis 33830726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidis void _registerForEndAnalysis(CheckEndAnalysisFunc checkfn); 33930726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidis 340af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis void _registerForEndPath(CheckEndPathFunc checkfn); 341af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis 342cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis void _registerForBranchCondition(CheckBranchConditionFunc checkfn); 343cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis 344183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis void _registerForLiveSymbols(CheckLiveSymbolsFunc checkfn); 345183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 346183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis void _registerForDeadSymbols(CheckDeadSymbolsFunc checkfn); 347183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 348183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis void _registerForRegionChanges(CheckRegionChangesFunc checkfn, 349183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis WantsRegionChangeUpdateFunc wantUpdateFn); 350183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 351312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis void _registerForEvalAssume(EvalAssumeFunc checkfn); 352312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis 353e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis void _registerForEvalCall(EvalCallFunc checkfn); 354e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis 3559be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek void _registerForEndOfTranslationUnit(CheckEndOfTranslationUnit checkfn); 3569be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek 357769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 358deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis// Internal registration functions for events. 359deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 360deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis 361deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis typedef void *EventTag; 3624d840e9ac4d8e9baa9459ca3dd7ab14ae884a80fArgyrios Kyrtzidis typedef CheckerFn<void (const void *event)> CheckEventFunc; 363deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis 364deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis template <typename EVENT> 365deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis void _registerListenerForEvent(CheckEventFunc checkfn) { 366deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis EventInfo &info = Events[getTag<EVENT>()]; 367deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis info.Checkers.push_back(checkfn); 368deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis } 369deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis 370deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis template <typename EVENT> 371deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis void _registerDispatcherForEvent() { 372deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis EventInfo &info = Events[getTag<EVENT>()]; 373deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis info.HasDispatcher = true; 374deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis } 375deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis 376deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis template <typename EVENT> 377deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis void _dispatchEvent(const EVENT &event) const { 378deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis EventsTy::const_iterator I = Events.find(getTag<EVENT>()); 379deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis if (I == Events.end()) 380deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis return; 381deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis const EventInfo &info = I->second; 382deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis for (unsigned i = 0, e = info.Checkers.size(); i != e; ++i) 383deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis info.Checkers[i](&event); 384deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis } 385deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis 386deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 387769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis// Implementation details. 388769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis//===----------------------------------------------------------------------===// 38943dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis 39043dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidisprivate: 3919fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis template <typename CHECKER> 3929fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis static void destruct(void *obj) { delete static_cast<CHECKER *>(obj); } 3939fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 394deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis template <typename T> 395deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis static void *getTag() { static int tag; return &tag; } 3963fe71f445f76003649b5da24209e80225a7ee74fArgyrios Kyrtzidis 3973fe71f445f76003649b5da24209e80225a7ee74fArgyrios Kyrtzidis llvm::DenseMap<CheckerTag, CheckerRef> CheckerTags; 3983fe71f445f76003649b5da24209e80225a7ee74fArgyrios Kyrtzidis 399769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis std::vector<CheckerDtor> CheckerDtors; 400769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 4019fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis struct DeclCheckerInfo { 4029fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis CheckDeclFunc CheckFn; 4039fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis HandlesDeclFunc IsForDeclFn; 4049fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis }; 4059fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis std::vector<DeclCheckerInfo> DeclCheckers; 4069fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 407769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis std::vector<CheckDeclFunc> BodyCheckers; 4089fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis 409686775deca8b8685eb90801495880e3abdd844c2Chris Lattner typedef SmallVector<CheckDeclFunc, 4> CachedDeclCheckers; 4109fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis typedef llvm::DenseMap<unsigned, CachedDeclCheckers> CachedDeclCheckersMapTy; 4119fb9474c5b267400d4abfbff63c8b39f378235d4Argyrios Kyrtzidis CachedDeclCheckersMapTy CachedDeclCheckersMap; 412769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 413769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis struct StmtCheckerInfo { 414769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CheckStmtFunc CheckFn; 415769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis HandlesStmtFunc IsForStmtFn; 416769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis bool IsPreVisit; 417769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis }; 418769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis std::vector<StmtCheckerInfo> StmtCheckers; 419769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 420769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis struct CachedStmtCheckersKey { 421769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis unsigned StmtKind; 422769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis bool IsPreVisit; 423769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 424769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CachedStmtCheckersKey() : StmtKind(0), IsPreVisit(0) { } 425769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CachedStmtCheckersKey(unsigned stmtKind, bool isPreVisit) 426769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis : StmtKind(stmtKind), IsPreVisit(isPreVisit) { } 427769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 428769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis static CachedStmtCheckersKey getSentinel() { 429fc26107870e0e450d863541179234bf9063a4da7Argyrios Kyrtzidis return CachedStmtCheckersKey(~0U, 0); 430769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis } 431769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis unsigned getHashValue() const { 432769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis llvm::FoldingSetNodeID ID; 433769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ID.AddInteger(StmtKind); 434769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis ID.AddBoolean(IsPreVisit); 435769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis return ID.ComputeHash(); 436769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis } 437769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis bool operator==(const CachedStmtCheckersKey &RHS) const { 438769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis return StmtKind == RHS.StmtKind && IsPreVisit == RHS.IsPreVisit; 439769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis } 440769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis }; 441769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis friend struct llvm::DenseMapInfo<CachedStmtCheckersKey>; 442769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 443686775deca8b8685eb90801495880e3abdd844c2Chris Lattner typedef SmallVector<CheckStmtFunc, 4> CachedStmtCheckers; 444769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis typedef llvm::DenseMap<CachedStmtCheckersKey, CachedStmtCheckers> 445769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CachedStmtCheckersMapTy; 446769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CachedStmtCheckersMapTy CachedStmtCheckersMap; 447769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 448769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis CachedStmtCheckers *getCachedStmtCheckersFor(const Stmt *S, bool isPreVisit); 449769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 450769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis std::vector<CheckObjCMessageFunc> PreObjCMessageCheckers; 451769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis std::vector<CheckObjCMessageFunc> PostObjCMessageCheckers; 452769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 453769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis std::vector<CheckLocationFunc> LocationCheckers; 45430726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidis 455312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis std::vector<CheckBindFunc> BindCheckers; 456312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis 45730726c6baee1417307236e854f1474fdb3cedb98Argyrios Kyrtzidis std::vector<CheckEndAnalysisFunc> EndAnalysisCheckers; 458e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis 459af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis std::vector<CheckEndPathFunc> EndPathCheckers; 460af5800a1e287990bb547e052f257adeeae5ab476Argyrios Kyrtzidis 461cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis std::vector<CheckBranchConditionFunc> BranchConditionCheckers; 462cc05d511b26ac6dc80fcbcc78ac305d2755aa0b9Argyrios Kyrtzidis 463183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis std::vector<CheckLiveSymbolsFunc> LiveSymbolsCheckers; 464183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 465183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis std::vector<CheckDeadSymbolsFunc> DeadSymbolsCheckers; 466183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 467183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis struct RegionChangesCheckerInfo { 468183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis CheckRegionChangesFunc CheckFn; 469183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis WantsRegionChangeUpdateFunc WantUpdateFn; 470183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis }; 471183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis std::vector<RegionChangesCheckerInfo> RegionChangesCheckers; 472183ff98f425d470c2a0276880aaf43496c9dad14Argyrios Kyrtzidis 473312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis std::vector<EvalAssumeFunc> EvalAssumeCheckers; 474312dbec867f6b8d6b86fd562c53352cd4db27468Argyrios Kyrtzidis 475e1bfb7ae0dd0762c88e1fd94746e973c37f2e04eArgyrios Kyrtzidis std::vector<EvalCallFunc> EvalCallCheckers; 476deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis 4779be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek std::vector<CheckEndOfTranslationUnit> EndOfTranslationUnitCheckers; 4789be6e7ce5788e50c62d40c59b0bbc2ea423683f7Ted Kremenek 479deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis struct EventInfo { 480686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVector<CheckEventFunc, 4> Checkers; 481deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis bool HasDispatcher; 482deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis EventInfo() : HasDispatcher(false) { } 483deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis }; 484deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis 485deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis typedef llvm::DenseMap<EventTag, EventInfo> EventsTy; 486deb6447d0029bdb122397fafb5fa2a4e76f2e555Argyrios Kyrtzidis EventsTy Events; 48743dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis}; 48843dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis 48943dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis} // end ento namespace 49043dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis 49143dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis} // end clang namespace 49243dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis 493769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidisnamespace llvm { 494769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis /// Define DenseMapInfo so that CachedStmtCheckersKey can be used as key 495769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis /// in DenseMap and DenseSets. 496769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis template <> 497769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis struct DenseMapInfo<clang::ento::CheckerManager::CachedStmtCheckersKey> { 498769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis static inline clang::ento::CheckerManager::CachedStmtCheckersKey 499769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis getEmptyKey() { 500769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis return clang::ento::CheckerManager::CachedStmtCheckersKey(); 501769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis } 502769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis static inline clang::ento::CheckerManager::CachedStmtCheckersKey 503769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis getTombstoneKey() { 504769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis return clang::ento::CheckerManager::CachedStmtCheckersKey::getSentinel(); 505769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis } 506769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 507769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis static unsigned 508769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis getHashValue(clang::ento::CheckerManager::CachedStmtCheckersKey S) { 509769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis return S.getHashValue(); 510769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis } 511769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 512769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis static bool isEqual(clang::ento::CheckerManager::CachedStmtCheckersKey LHS, 513769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis clang::ento::CheckerManager::CachedStmtCheckersKey RHS) { 514769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis return LHS == RHS; 515769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis } 516769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis }; 517769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis} // end namespace llvm 518769ce3e93ad35bd9ac28e4d8b8f035ae4fd9a5b5Argyrios Kyrtzidis 51943dee220252ef0b42c5f8a3bb1eca97f84f2565fArgyrios Kyrtzidis#endif 520