Ted Kremenek | f4381fd | 2008-07-02 00:03:09 +0000 | [diff] [blame] | 1 | //===--- AnalysisConsumer.cpp - ASTConsumer for running Analyses ----------===// |
| 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 | // "Meta" ASTConsumer for running different source analyses. |
| 11 | // |
| 12 | //===----------------------------------------------------------------------===// |
| 13 | |
Daniel Dunbar | 9b414d3 | 2010-06-15 17:48:49 +0000 | [diff] [blame] | 14 | #include "clang/Checker/AnalysisConsumer.h" |
Ted Kremenek | f4381fd | 2008-07-02 00:03:09 +0000 | [diff] [blame] | 15 | #include "clang/AST/ASTConsumer.h" |
| 16 | #include "clang/AST/Decl.h" |
Zhongxing Xu | 802be99 | 2009-12-16 05:29:59 +0000 | [diff] [blame] | 17 | #include "clang/AST/DeclCXX.h" |
Ted Kremenek | f4381fd | 2008-07-02 00:03:09 +0000 | [diff] [blame] | 18 | #include "clang/AST/DeclObjC.h" |
Ted Kremenek | f4381fd | 2008-07-02 00:03:09 +0000 | [diff] [blame] | 19 | #include "clang/AST/ParentMap.h" |
Daniel Dunbar | efceabd | 2009-11-05 02:41:58 +0000 | [diff] [blame] | 20 | #include "clang/Analysis/Analyses/LiveVariables.h" |
Ted Kremenek | 1309f9a | 2010-01-25 04:41:41 +0000 | [diff] [blame] | 21 | #include "clang/Analysis/Analyses/UninitializedValues.h" |
Daniel Dunbar | efceabd | 2009-11-05 02:41:58 +0000 | [diff] [blame] | 22 | #include "clang/Analysis/CFG.h" |
Ted Kremenek | 9705309 | 2010-01-26 22:59:55 +0000 | [diff] [blame] | 23 | #include "clang/Checker/Checkers/LocalCheckers.h" |
Ted Kremenek | 1309f9a | 2010-01-25 04:41:41 +0000 | [diff] [blame] | 24 | #include "clang/Checker/ManagerRegistry.h" |
Ted Kremenek | 6b67630 | 2010-01-25 17:10:22 +0000 | [diff] [blame] | 25 | #include "clang/Checker/BugReporter/PathDiagnostic.h" |
Ted Kremenek | 1309f9a | 2010-01-25 04:41:41 +0000 | [diff] [blame] | 26 | #include "clang/Checker/PathSensitive/AnalysisManager.h" |
Ted Kremenek | 6b67630 | 2010-01-25 17:10:22 +0000 | [diff] [blame] | 27 | #include "clang/Checker/BugReporter/BugReporter.h" |
Ted Kremenek | 1309f9a | 2010-01-25 04:41:41 +0000 | [diff] [blame] | 28 | #include "clang/Checker/PathSensitive/GRExprEngine.h" |
| 29 | #include "clang/Checker/PathSensitive/GRTransferFuncs.h" |
Daniel Dunbar | 9b414d3 | 2010-06-15 17:48:49 +0000 | [diff] [blame] | 30 | #include "clang/Checker/PathDiagnosticClients.h" |
Daniel Dunbar | efceabd | 2009-11-05 02:41:58 +0000 | [diff] [blame] | 31 | #include "clang/Basic/FileManager.h" |
| 32 | #include "clang/Basic/SourceManager.h" |
Daniel Dunbar | 9b414d3 | 2010-06-15 17:48:49 +0000 | [diff] [blame] | 33 | #include "clang/Frontend/AnalyzerOptions.h" |
Daniel Dunbar | efceabd | 2009-11-05 02:41:58 +0000 | [diff] [blame] | 34 | #include "clang/Lex/Preprocessor.h" |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 35 | #include "llvm/Support/raw_ostream.h" |
| 36 | #include "llvm/System/Path.h" |
Ted Kremenek | 710ad93 | 2008-08-28 03:54:51 +0000 | [diff] [blame] | 37 | #include "llvm/System/Program.h" |
Benjamin Kramer | 6cb7c1a | 2009-08-23 12:08:50 +0000 | [diff] [blame] | 38 | #include "llvm/ADT/OwningPtr.h" |
Ted Kremenek | db09a4d | 2008-07-03 04:29:21 +0000 | [diff] [blame] | 39 | |
Ted Kremenek | f4381fd | 2008-07-02 00:03:09 +0000 | [diff] [blame] | 40 | using namespace clang; |
| 41 | |
Zhongxing Xu | c5619d9 | 2009-08-06 01:32:16 +0000 | [diff] [blame] | 42 | static ExplodedNode::Auditor* CreateUbiViz(); |
Zhongxing Xu | ff944a8 | 2008-12-22 01:52:37 +0000 | [diff] [blame] | 43 | |
Ted Kremenek | be1fe1e | 2009-02-17 04:27:41 +0000 | [diff] [blame] | 44 | //===----------------------------------------------------------------------===// |
Ted Kremenek | f755606 | 2009-07-27 22:13:39 +0000 | [diff] [blame] | 45 | // Special PathDiagnosticClients. |
| 46 | //===----------------------------------------------------------------------===// |
| 47 | |
| 48 | static PathDiagnosticClient* |
Daniel Dunbar | efceabd | 2009-11-05 02:41:58 +0000 | [diff] [blame] | 49 | CreatePlistHTMLDiagnosticClient(const std::string& prefix, |
| 50 | const Preprocessor &PP) { |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 51 | llvm::sys::Path F(prefix); |
Ted Kremenek | b697a4e | 2009-11-05 02:09:23 +0000 | [diff] [blame] | 52 | PathDiagnosticClient *PD = CreateHTMLDiagnosticClient(F.getDirname(), PP); |
| 53 | return CreatePlistDiagnosticClient(prefix, PP, PD); |
Ted Kremenek | f755606 | 2009-07-27 22:13:39 +0000 | [diff] [blame] | 54 | } |
| 55 | |
| 56 | //===----------------------------------------------------------------------===// |
Ted Kremenek | f4381fd | 2008-07-02 00:03:09 +0000 | [diff] [blame] | 57 | // AnalysisConsumer declaration. |
| 58 | //===----------------------------------------------------------------------===// |
| 59 | |
| 60 | namespace { |
| 61 | |
Zhongxing Xu | ed8afac | 2010-04-30 04:14:20 +0000 | [diff] [blame] | 62 | class AnalysisConsumer : public ASTConsumer { |
| 63 | public: |
Douglas Gregor | 6490ae5 | 2009-11-17 06:14:37 +0000 | [diff] [blame] | 64 | typedef void (*CodeAction)(AnalysisConsumer &C, AnalysisManager &M, Decl *D); |
Ted Kremenek | f6eafcc | 2010-02-14 19:08:51 +0000 | [diff] [blame] | 65 | typedef void (*TUAction)(AnalysisConsumer &C, AnalysisManager &M, |
| 66 | TranslationUnitDecl &TU); |
| 67 | |
Zhongxing Xu | ed8afac | 2010-04-30 04:14:20 +0000 | [diff] [blame] | 68 | private: |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 69 | typedef std::vector<CodeAction> Actions; |
Ted Kremenek | f6eafcc | 2010-02-14 19:08:51 +0000 | [diff] [blame] | 70 | typedef std::vector<TUAction> TUActions; |
| 71 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 72 | Actions FunctionActions; |
| 73 | Actions ObjCMethodActions; |
| 74 | Actions ObjCImplementationActions; |
Zhongxing Xu | ed8afac | 2010-04-30 04:14:20 +0000 | [diff] [blame] | 75 | Actions CXXMethodActions; |
| 76 | TUActions TranslationUnitActions; // Remove this. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 77 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 78 | public: |
| 79 | ASTContext* Ctx; |
| 80 | const Preprocessor &PP; |
| 81 | const std::string OutDir; |
| 82 | AnalyzerOptions Opts; |
Zhongxing Xu | d07a0d0 | 2009-08-03 03:27:37 +0000 | [diff] [blame] | 83 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 84 | // PD is owned by AnalysisManager. |
| 85 | PathDiagnosticClient *PD; |
Zhongxing Xu | d07a0d0 | 2009-08-03 03:27:37 +0000 | [diff] [blame] | 86 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 87 | StoreManagerCreator CreateStoreMgr; |
| 88 | ConstraintManagerCreator CreateConstraintMgr; |
Ted Kremenek | f4381fd | 2008-07-02 00:03:09 +0000 | [diff] [blame] | 89 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 90 | llvm::OwningPtr<AnalysisManager> Mgr; |
Zhongxing Xu | c471e7b | 2009-08-03 03:13:46 +0000 | [diff] [blame] | 91 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 92 | AnalysisConsumer(const Preprocessor& pp, |
| 93 | const std::string& outdir, |
| 94 | const AnalyzerOptions& opts) |
| 95 | : Ctx(0), PP(pp), OutDir(outdir), |
Ted Kremenek | c4a1437 | 2010-06-25 20:59:24 +0000 | [diff] [blame] | 96 | Opts(opts), PD(0) { |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 97 | DigestAnalyzerOptions(); |
| 98 | } |
Zhongxing Xu | fda7832 | 2009-07-30 09:11:52 +0000 | [diff] [blame] | 99 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 100 | void DigestAnalyzerOptions() { |
| 101 | // Create the PathDiagnosticClient. |
| 102 | if (!OutDir.empty()) { |
| 103 | switch (Opts.AnalysisDiagOpt) { |
| 104 | default: |
Zhongxing Xu | fda7832 | 2009-07-30 09:11:52 +0000 | [diff] [blame] | 105 | #define ANALYSIS_DIAGNOSTICS(NAME, CMDFLAG, DESC, CREATEFN, AUTOCREATE) \ |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 106 | case PD_##NAME: PD = CREATEFN(OutDir, PP); break; |
Zhongxing Xu | fda7832 | 2009-07-30 09:11:52 +0000 | [diff] [blame] | 107 | #include "clang/Frontend/Analyses.def" |
Zhongxing Xu | fda7832 | 2009-07-30 09:11:52 +0000 | [diff] [blame] | 108 | } |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 109 | } |
Zhongxing Xu | fda7832 | 2009-07-30 09:11:52 +0000 | [diff] [blame] | 110 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 111 | // Create the analyzer component creators. |
| 112 | if (ManagerRegistry::StoreMgrCreator != 0) { |
| 113 | CreateStoreMgr = ManagerRegistry::StoreMgrCreator; |
| 114 | } |
| 115 | else { |
| 116 | switch (Opts.AnalysisStoreOpt) { |
| 117 | default: |
| 118 | assert(0 && "Unknown store manager."); |
Zhongxing Xu | fda7832 | 2009-07-30 09:11:52 +0000 | [diff] [blame] | 119 | #define ANALYSIS_STORE(NAME, CMDFLAG, DESC, CREATEFN) \ |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 120 | case NAME##Model: CreateStoreMgr = CREATEFN; break; |
Zhongxing Xu | fda7832 | 2009-07-30 09:11:52 +0000 | [diff] [blame] | 121 | #include "clang/Frontend/Analyses.def" |
Zhongxing Xu | fda7832 | 2009-07-30 09:11:52 +0000 | [diff] [blame] | 122 | } |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 123 | } |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 124 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 125 | if (ManagerRegistry::ConstraintMgrCreator != 0) |
| 126 | CreateConstraintMgr = ManagerRegistry::ConstraintMgrCreator; |
| 127 | else { |
| 128 | switch (Opts.AnalysisConstraintsOpt) { |
| 129 | default: |
| 130 | assert(0 && "Unknown store manager."); |
Zhongxing Xu | fda7832 | 2009-07-30 09:11:52 +0000 | [diff] [blame] | 131 | #define ANALYSIS_CONSTRAINTS(NAME, CMDFLAG, DESC, CREATEFN) \ |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 132 | case NAME##Model: CreateConstraintMgr = CREATEFN; break; |
Zhongxing Xu | fda7832 | 2009-07-30 09:11:52 +0000 | [diff] [blame] | 133 | #include "clang/Frontend/Analyses.def" |
Zhongxing Xu | fda7832 | 2009-07-30 09:11:52 +0000 | [diff] [blame] | 134 | } |
| 135 | } |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 136 | } |
Ted Kremenek | f6eafcc | 2010-02-14 19:08:51 +0000 | [diff] [blame] | 137 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 138 | void DisplayFunction(const Decl *D) { |
Ted Kremenek | c4a1437 | 2010-06-25 20:59:24 +0000 | [diff] [blame] | 139 | if (!Opts.AnalyzerDisplayProgress) |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 140 | return; |
Ted Kremenek | f6eafcc | 2010-02-14 19:08:51 +0000 | [diff] [blame] | 141 | |
Ted Kremenek | fc57651 | 2009-12-07 22:06:12 +0000 | [diff] [blame] | 142 | SourceManager &SM = Mgr->getASTContext().getSourceManager(); |
| 143 | PresumedLoc Loc = SM.getPresumedLoc(D->getLocation()); |
| 144 | llvm::errs() << "ANALYZE: " << Loc.getFilename(); |
| 145 | |
Ted Kremenek | 029a14a | 2009-12-09 03:45:19 +0000 | [diff] [blame] | 146 | if (isa<FunctionDecl>(D) || isa<ObjCMethodDecl>(D)) { |
| 147 | const NamedDecl *ND = cast<NamedDecl>(D); |
Benjamin Kramer | 900fc63 | 2010-04-17 09:33:03 +0000 | [diff] [blame] | 148 | llvm::errs() << ' ' << ND << '\n'; |
Ted Kremenek | db09a4d | 2008-07-03 04:29:21 +0000 | [diff] [blame] | 149 | } |
Ted Kremenek | 029a14a | 2009-12-09 03:45:19 +0000 | [diff] [blame] | 150 | else if (isa<BlockDecl>(D)) { |
Ted Kremenek | fc57651 | 2009-12-07 22:06:12 +0000 | [diff] [blame] | 151 | llvm::errs() << ' ' << "block(line:" << Loc.getLine() << ",col:" |
Ted Kremenek | 029a14a | 2009-12-09 03:45:19 +0000 | [diff] [blame] | 152 | << Loc.getColumn() << '\n'; |
Ted Kremenek | fc57651 | 2009-12-07 22:06:12 +0000 | [diff] [blame] | 153 | } |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 154 | } |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 155 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 156 | void addCodeAction(CodeAction action) { |
| 157 | FunctionActions.push_back(action); |
| 158 | ObjCMethodActions.push_back(action); |
Zhongxing Xu | ed8afac | 2010-04-30 04:14:20 +0000 | [diff] [blame] | 159 | CXXMethodActions.push_back(action); |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 160 | } |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 161 | |
Ted Kremenek | f6eafcc | 2010-02-14 19:08:51 +0000 | [diff] [blame] | 162 | void addTranslationUnitAction(TUAction action) { |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 163 | TranslationUnitActions.push_back(action); |
| 164 | } |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 165 | |
Zhongxing Xu | ed8afac | 2010-04-30 04:14:20 +0000 | [diff] [blame] | 166 | void addObjCImplementationAction(CodeAction action) { |
| 167 | ObjCImplementationActions.push_back(action); |
| 168 | } |
| 169 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 170 | virtual void Initialize(ASTContext &Context) { |
| 171 | Ctx = &Context; |
| 172 | Mgr.reset(new AnalysisManager(*Ctx, PP.getDiagnostics(), |
| 173 | PP.getLangOptions(), PD, |
| 174 | CreateStoreMgr, CreateConstraintMgr, |
Zhongxing Xu | 6362b89 | 2010-05-18 00:28:37 +0000 | [diff] [blame] | 175 | Opts.MaxNodes, Opts.MaxLoop, |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 176 | Opts.VisualizeEGDot, Opts.VisualizeEGUbi, |
| 177 | Opts.PurgeDead, Opts.EagerlyAssume, |
Zhongxing Xu | 7b99d12 | 2010-05-06 02:59:29 +0000 | [diff] [blame] | 178 | Opts.TrimGraph, Opts.InlineCall)); |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 179 | } |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 180 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 181 | virtual void HandleTranslationUnit(ASTContext &C); |
Zhongxing Xu | ed8afac | 2010-04-30 04:14:20 +0000 | [diff] [blame] | 182 | void HandleCode(Decl *D, Stmt* Body, Actions& actions); |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 183 | }; |
Ted Kremenek | f4381fd | 2008-07-02 00:03:09 +0000 | [diff] [blame] | 184 | } // end anonymous namespace |
| 185 | |
Ted Kremenek | f4381fd | 2008-07-02 00:03:09 +0000 | [diff] [blame] | 186 | //===----------------------------------------------------------------------===// |
| 187 | // AnalysisConsumer implementation. |
| 188 | //===----------------------------------------------------------------------===// |
| 189 | |
Chris Lattner | dacbc5d | 2009-03-28 04:11:33 +0000 | [diff] [blame] | 190 | void AnalysisConsumer::HandleTranslationUnit(ASTContext &C) { |
Zhongxing Xu | b317f8f | 2009-09-10 05:44:00 +0000 | [diff] [blame] | 191 | |
Ted Kremenek | f6eafcc | 2010-02-14 19:08:51 +0000 | [diff] [blame] | 192 | TranslationUnitDecl *TU = C.getTranslationUnitDecl(); |
| 193 | |
Zhongxing Xu | ed8afac | 2010-04-30 04:14:20 +0000 | [diff] [blame] | 194 | for (DeclContext::decl_iterator I = TU->decls_begin(), E = TU->decls_end(); |
| 195 | I != E; ++I) { |
| 196 | Decl *D = *I; |
| 197 | |
| 198 | switch (D->getKind()) { |
| 199 | case Decl::CXXConstructor: |
| 200 | case Decl::CXXDestructor: |
| 201 | case Decl::CXXConversion: |
| 202 | case Decl::CXXMethod: |
| 203 | case Decl::Function: { |
| 204 | FunctionDecl* FD = cast<FunctionDecl>(D); |
| 205 | |
| 206 | if (FD->isThisDeclarationADefinition()) { |
| 207 | if (!Opts.AnalyzeSpecificFunction.empty() && |
| 208 | FD->getDeclName().getAsString() != Opts.AnalyzeSpecificFunction) |
| 209 | break; |
Ted Kremenek | c4a1437 | 2010-06-25 20:59:24 +0000 | [diff] [blame] | 210 | DisplayFunction(FD); |
Zhongxing Xu | ed8afac | 2010-04-30 04:14:20 +0000 | [diff] [blame] | 211 | HandleCode(FD, FD->getBody(), FunctionActions); |
| 212 | } |
| 213 | break; |
| 214 | } |
| 215 | |
| 216 | case Decl::ObjCMethod: { |
| 217 | ObjCMethodDecl* MD = cast<ObjCMethodDecl>(D); |
| 218 | |
| 219 | if (MD->isThisDeclarationADefinition()) { |
| 220 | if (!Opts.AnalyzeSpecificFunction.empty() && |
| 221 | Opts.AnalyzeSpecificFunction != MD->getSelector().getAsString()) |
| 222 | break; |
Ted Kremenek | c4a1437 | 2010-06-25 20:59:24 +0000 | [diff] [blame] | 223 | DisplayFunction(MD); |
Zhongxing Xu | ed8afac | 2010-04-30 04:14:20 +0000 | [diff] [blame] | 224 | HandleCode(MD, MD->getBody(), ObjCMethodActions); |
| 225 | } |
| 226 | break; |
| 227 | } |
| 228 | |
| 229 | case Decl::ObjCImplementation: { |
| 230 | ObjCImplementationDecl* ID = cast<ObjCImplementationDecl>(*I); |
| 231 | HandleCode(ID, 0, ObjCImplementationActions); |
| 232 | |
| 233 | for (ObjCImplementationDecl::method_iterator MI = ID->meth_begin(), |
| 234 | ME = ID->meth_end(); MI != ME; ++MI) { |
| 235 | if ((*MI)->isThisDeclarationADefinition()) { |
| 236 | if (!Opts.AnalyzeSpecificFunction.empty() && |
| 237 | Opts.AnalyzeSpecificFunction != (*MI)->getSelector().getAsString()) |
| 238 | break; |
| 239 | HandleCode(*MI, (*MI)->getBody(), ObjCMethodActions); |
| 240 | } |
| 241 | } |
| 242 | break; |
| 243 | } |
| 244 | |
| 245 | default: |
| 246 | break; |
| 247 | } |
| 248 | } |
| 249 | |
Ted Kremenek | f6eafcc | 2010-02-14 19:08:51 +0000 | [diff] [blame] | 250 | for (TUActions::iterator I = TranslationUnitActions.begin(), |
| 251 | E = TranslationUnitActions.end(); I != E; ++I) { |
| 252 | (*I)(*this, *Mgr, *TU); |
Ted Kremenek | daac634 | 2008-11-07 02:09:25 +0000 | [diff] [blame] | 253 | } |
| 254 | |
Ted Kremenek | 690a7f4 | 2009-08-02 05:43:14 +0000 | [diff] [blame] | 255 | // Explicitly destroy the PathDiagnosticClient. This will flush its output. |
| 256 | // FIXME: This should be replaced with something that doesn't rely on |
Zhongxing Xu | da17fd5 | 2009-12-15 09:32:42 +0000 | [diff] [blame] | 257 | // side-effects in PathDiagnosticClient's destructor. This is required when |
| 258 | // used with option -disable-free. |
Zhongxing Xu | d07a0d0 | 2009-08-03 03:27:37 +0000 | [diff] [blame] | 259 | Mgr.reset(NULL); |
Ted Kremenek | db09a4d | 2008-07-03 04:29:21 +0000 | [diff] [blame] | 260 | } |
| 261 | |
Ted Kremenek | fc57651 | 2009-12-07 22:06:12 +0000 | [diff] [blame] | 262 | static void FindBlocks(DeclContext *D, llvm::SmallVectorImpl<Decl*> &WL) { |
| 263 | if (BlockDecl *BD = dyn_cast<BlockDecl>(D)) |
| 264 | WL.push_back(BD); |
Ted Kremenek | f6eafcc | 2010-02-14 19:08:51 +0000 | [diff] [blame] | 265 | |
Ted Kremenek | fc57651 | 2009-12-07 22:06:12 +0000 | [diff] [blame] | 266 | for (DeclContext::decl_iterator I = D->decls_begin(), E = D->decls_end(); |
| 267 | I!=E; ++I) |
| 268 | if (DeclContext *DC = dyn_cast<DeclContext>(*I)) |
| 269 | FindBlocks(DC, WL); |
| 270 | } |
| 271 | |
Zhongxing Xu | b317f8f | 2009-09-10 05:44:00 +0000 | [diff] [blame] | 272 | void AnalysisConsumer::HandleCode(Decl *D, Stmt* Body, Actions& actions) { |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 273 | |
Ted Kremenek | f4381fd | 2008-07-02 00:03:09 +0000 | [diff] [blame] | 274 | // Don't run the actions if an error has occured with parsing the file. |
Ted Kremenek | 99e8192 | 2010-04-30 21:49:25 +0000 | [diff] [blame] | 275 | Diagnostic &Diags = PP.getDiagnostics(); |
| 276 | if (Diags.hasErrorOccurred() || Diags.hasFatalErrorOccurred()) |
Ted Kremenek | f4381fd | 2008-07-02 00:03:09 +0000 | [diff] [blame] | 277 | return; |
Ted Kremenek | 81922f0 | 2009-02-02 20:52:40 +0000 | [diff] [blame] | 278 | |
Ted Kremenek | f4381fd | 2008-07-02 00:03:09 +0000 | [diff] [blame] | 279 | // Don't run the actions on declarations in header files unless |
| 280 | // otherwise specified. |
Ted Kremenek | fcd783d | 2010-06-15 00:55:40 +0000 | [diff] [blame] | 281 | SourceManager &SM = Ctx->getSourceManager(); |
| 282 | SourceLocation SL = SM.getInstantiationLoc(D->getLocation()); |
| 283 | if (!Opts.AnalyzeAll && !SM.isFromMainFile(SL)) |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 284 | return; |
Ted Kremenek | f4381fd | 2008-07-02 00:03:09 +0000 | [diff] [blame] | 285 | |
Ted Kremenek | 58f5ec7 | 2009-10-20 21:39:41 +0000 | [diff] [blame] | 286 | // Clear the AnalysisManager of old AnalysisContexts. |
| 287 | Mgr->ClearContexts(); |
Ted Kremenek | f6eafcc | 2010-02-14 19:08:51 +0000 | [diff] [blame] | 288 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 289 | // Dispatch on the actions. |
Ted Kremenek | fc57651 | 2009-12-07 22:06:12 +0000 | [diff] [blame] | 290 | llvm::SmallVector<Decl*, 10> WL; |
| 291 | WL.push_back(D); |
Ted Kremenek | f6eafcc | 2010-02-14 19:08:51 +0000 | [diff] [blame] | 292 | |
Ted Kremenek | 130d5ff | 2009-12-12 01:04:14 +0000 | [diff] [blame] | 293 | if (Body && Opts.AnalyzeNestedBlocks) |
Ted Kremenek | fc57651 | 2009-12-07 22:06:12 +0000 | [diff] [blame] | 294 | FindBlocks(cast<DeclContext>(D), WL); |
Ted Kremenek | f6eafcc | 2010-02-14 19:08:51 +0000 | [diff] [blame] | 295 | |
Zhongxing Xu | 3702af5 | 2008-10-30 05:03:28 +0000 | [diff] [blame] | 296 | for (Actions::iterator I = actions.begin(), E = actions.end(); I != E; ++I) |
Ted Kremenek | fc57651 | 2009-12-07 22:06:12 +0000 | [diff] [blame] | 297 | for (llvm::SmallVectorImpl<Decl*>::iterator WI=WL.begin(), WE=WL.end(); |
| 298 | WI != WE; ++WI) |
| 299 | (*I)(*this, *Mgr, *WI); |
Ted Kremenek | f4381fd | 2008-07-02 00:03:09 +0000 | [diff] [blame] | 300 | } |
| 301 | |
| 302 | //===----------------------------------------------------------------------===// |
| 303 | // Analyses |
| 304 | //===----------------------------------------------------------------------===// |
| 305 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 306 | static void ActionWarnDeadStores(AnalysisConsumer &C, AnalysisManager& mgr, |
| 307 | Decl *D) { |
Zhongxing Xu | b317f8f | 2009-09-10 05:44:00 +0000 | [diff] [blame] | 308 | if (LiveVariables *L = mgr.getLiveVariables(D)) { |
Ted Kremenek | 7032f46 | 2008-07-03 05:26:14 +0000 | [diff] [blame] | 309 | BugReporter BR(mgr); |
Zhongxing Xu | b317f8f | 2009-09-10 05:44:00 +0000 | [diff] [blame] | 310 | CheckDeadStores(*mgr.getCFG(D), *L, mgr.getParentMap(D), BR); |
Ted Kremenek | 7032f46 | 2008-07-03 05:26:14 +0000 | [diff] [blame] | 311 | } |
Ted Kremenek | f4381fd | 2008-07-02 00:03:09 +0000 | [diff] [blame] | 312 | } |
| 313 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 314 | static void ActionWarnUninitVals(AnalysisConsumer &C, AnalysisManager& mgr, |
| 315 | Decl *D) { |
| 316 | if (CFG* c = mgr.getCFG(D)) { |
Zhongxing Xu | 5032ffe | 2009-08-25 06:51:30 +0000 | [diff] [blame] | 317 | CheckUninitializedValues(*c, mgr.getASTContext(), mgr.getDiagnostic()); |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 318 | } |
Ted Kremenek | f4381fd | 2008-07-02 00:03:09 +0000 | [diff] [blame] | 319 | } |
| 320 | |
Ted Kremenek | b35a74a | 2008-07-02 00:44:58 +0000 | [diff] [blame] | 321 | |
Ted Kremenek | 763bd3b | 2009-11-25 21:55:23 +0000 | [diff] [blame] | 322 | static void ActionGRExprEngine(AnalysisConsumer &C, AnalysisManager& mgr, |
Ted Kremenek | f6eafcc | 2010-02-14 19:08:51 +0000 | [diff] [blame] | 323 | Decl *D, |
Ted Kremenek | 6a19832 | 2009-09-18 05:37:41 +0000 | [diff] [blame] | 324 | GRTransferFuncs* tf) { |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 325 | |
Ted Kremenek | bc46f34 | 2008-07-02 16:35:50 +0000 | [diff] [blame] | 326 | llvm::OwningPtr<GRTransferFuncs> TF(tf); |
Ted Kremenek | 7032f46 | 2008-07-03 05:26:14 +0000 | [diff] [blame] | 327 | |
Ted Kremenek | 75d03cf | 2009-09-18 22:29:35 +0000 | [diff] [blame] | 328 | // Construct the analysis engine. We first query for the LiveVariables |
| 329 | // information to see if the CFG is valid. |
| 330 | // FIXME: Inter-procedural analysis will need to handle invalid CFGs. |
| 331 | if (!mgr.getLiveVariables(D)) |
Ted Kremenek | f6eafcc | 2010-02-14 19:08:51 +0000 | [diff] [blame] | 332 | return; |
Ted Kremenek | 32a5808 | 2010-01-05 00:15:18 +0000 | [diff] [blame] | 333 | GRExprEngine Eng(mgr, TF.take()); |
Ted Kremenek | f6eafcc | 2010-02-14 19:08:51 +0000 | [diff] [blame] | 334 | |
Ted Kremenek | 8382cf5 | 2009-11-13 18:46:29 +0000 | [diff] [blame] | 335 | if (C.Opts.EnableExperimentalInternalChecks) |
| 336 | RegisterExperimentalInternalChecks(Eng); |
Ted Kremenek | f6eafcc | 2010-02-14 19:08:51 +0000 | [diff] [blame] | 337 | |
Ted Kremenek | 6a19832 | 2009-09-18 05:37:41 +0000 | [diff] [blame] | 338 | RegisterAppleChecks(Eng, *D); |
Ted Kremenek | f6eafcc | 2010-02-14 19:08:51 +0000 | [diff] [blame] | 339 | |
Ted Kremenek | eb94113 | 2009-11-13 01:15:47 +0000 | [diff] [blame] | 340 | if (C.Opts.EnableExperimentalChecks) |
| 341 | RegisterExperimentalChecks(Eng); |
Ted Kremenek | f6eafcc | 2010-02-14 19:08:51 +0000 | [diff] [blame] | 342 | |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 343 | // Set the graph auditor. |
Zhongxing Xu | c5619d9 | 2009-08-06 01:32:16 +0000 | [diff] [blame] | 344 | llvm::OwningPtr<ExplodedNode::Auditor> Auditor; |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 345 | if (mgr.shouldVisualizeUbigraph()) { |
| 346 | Auditor.reset(CreateUbiViz()); |
Zhongxing Xu | c5619d9 | 2009-08-06 01:32:16 +0000 | [diff] [blame] | 347 | ExplodedNode::SetAuditor(Auditor.get()); |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 348 | } |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 349 | |
Ted Kremenek | b35a74a | 2008-07-02 00:44:58 +0000 | [diff] [blame] | 350 | // Execute the worklist algorithm. |
Zhongxing Xu | c09289d | 2010-04-13 06:44:31 +0000 | [diff] [blame] | 351 | Eng.ExecuteWorkList(mgr.getStackFrame(D), mgr.getMaxNodes()); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 352 | |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 353 | // Release the auditor (if any) so that it doesn't monitor the graph |
| 354 | // created BugReporter. |
Zhongxing Xu | c5619d9 | 2009-08-06 01:32:16 +0000 | [diff] [blame] | 355 | ExplodedNode::SetAuditor(0); |
Ted Kremenek | 3df6421 | 2009-03-11 01:42:29 +0000 | [diff] [blame] | 356 | |
Ted Kremenek | 34d7734 | 2008-07-02 16:49:11 +0000 | [diff] [blame] | 357 | // Visualize the exploded graph. |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 358 | if (mgr.shouldVisualizeGraphviz()) |
Ted Kremenek | 34d7734 | 2008-07-02 16:49:11 +0000 | [diff] [blame] | 359 | Eng.ViewGraph(mgr.shouldTrimGraph()); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 360 | |
Ted Kremenek | 3df6421 | 2009-03-11 01:42:29 +0000 | [diff] [blame] | 361 | // Display warnings. |
| 362 | Eng.getBugReporter().FlushReports(); |
Ted Kremenek | bc46f34 | 2008-07-02 16:35:50 +0000 | [diff] [blame] | 363 | } |
| 364 | |
Ted Kremenek | 565e465 | 2010-02-05 02:06:54 +0000 | [diff] [blame] | 365 | static void ActionObjCMemCheckerAux(AnalysisConsumer &C, AnalysisManager& mgr, |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 366 | Decl *D, bool GCEnabled) { |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 367 | |
Zhongxing Xu | 5032ffe | 2009-08-25 06:51:30 +0000 | [diff] [blame] | 368 | GRTransferFuncs* TF = MakeCFRefCountTF(mgr.getASTContext(), |
Ted Kremenek | bc46f34 | 2008-07-02 16:35:50 +0000 | [diff] [blame] | 369 | GCEnabled, |
Ted Kremenek | bc46f34 | 2008-07-02 16:35:50 +0000 | [diff] [blame] | 370 | mgr.getLangOptions()); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 371 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 372 | ActionGRExprEngine(C, mgr, D, TF); |
Ted Kremenek | b35a74a | 2008-07-02 00:44:58 +0000 | [diff] [blame] | 373 | } |
| 374 | |
Ted Kremenek | 565e465 | 2010-02-05 02:06:54 +0000 | [diff] [blame] | 375 | static void ActionObjCMemChecker(AnalysisConsumer &C, AnalysisManager& mgr, |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 376 | Decl *D) { |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 377 | |
Ted Kremenek | b35a74a | 2008-07-02 00:44:58 +0000 | [diff] [blame] | 378 | switch (mgr.getLangOptions().getGCMode()) { |
Mike Stump | b716633 | 2010-01-20 02:03:14 +0000 | [diff] [blame] | 379 | default: |
| 380 | assert (false && "Invalid GC mode."); |
| 381 | case LangOptions::NonGC: |
Ted Kremenek | 565e465 | 2010-02-05 02:06:54 +0000 | [diff] [blame] | 382 | ActionObjCMemCheckerAux(C, mgr, D, false); |
Mike Stump | b716633 | 2010-01-20 02:03:14 +0000 | [diff] [blame] | 383 | break; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 384 | |
Mike Stump | b716633 | 2010-01-20 02:03:14 +0000 | [diff] [blame] | 385 | case LangOptions::GCOnly: |
Ted Kremenek | 565e465 | 2010-02-05 02:06:54 +0000 | [diff] [blame] | 386 | ActionObjCMemCheckerAux(C, mgr, D, true); |
Mike Stump | b716633 | 2010-01-20 02:03:14 +0000 | [diff] [blame] | 387 | break; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 388 | |
Mike Stump | b716633 | 2010-01-20 02:03:14 +0000 | [diff] [blame] | 389 | case LangOptions::HybridGC: |
Ted Kremenek | 565e465 | 2010-02-05 02:06:54 +0000 | [diff] [blame] | 390 | ActionObjCMemCheckerAux(C, mgr, D, false); |
| 391 | ActionObjCMemCheckerAux(C, mgr, D, true); |
Mike Stump | b716633 | 2010-01-20 02:03:14 +0000 | [diff] [blame] | 392 | break; |
Ted Kremenek | b35a74a | 2008-07-02 00:44:58 +0000 | [diff] [blame] | 393 | } |
| 394 | } |
| 395 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 396 | static void ActionDisplayLiveVariables(AnalysisConsumer &C, |
| 397 | AnalysisManager& mgr, Decl *D) { |
Zhongxing Xu | b317f8f | 2009-09-10 05:44:00 +0000 | [diff] [blame] | 398 | if (LiveVariables* L = mgr.getLiveVariables(D)) { |
Ted Kremenek | 7032f46 | 2008-07-03 05:26:14 +0000 | [diff] [blame] | 399 | L->dumpBlockLiveness(mgr.getSourceManager()); |
| 400 | } |
Ted Kremenek | 235e031 | 2008-07-02 18:11:29 +0000 | [diff] [blame] | 401 | } |
| 402 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 403 | static void ActionCFGDump(AnalysisConsumer &C, AnalysisManager& mgr, Decl *D) { |
| 404 | if (CFG *cfg = mgr.getCFG(D)) { |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 405 | cfg->dump(mgr.getLangOptions()); |
Ted Kremenek | 7032f46 | 2008-07-03 05:26:14 +0000 | [diff] [blame] | 406 | } |
Ted Kremenek | 902141f | 2008-07-02 18:23:21 +0000 | [diff] [blame] | 407 | } |
| 408 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 409 | static void ActionCFGView(AnalysisConsumer &C, AnalysisManager& mgr, Decl *D) { |
| 410 | if (CFG *cfg = mgr.getCFG(D)) { |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 411 | cfg->viewCFG(mgr.getLangOptions()); |
Ted Kremenek | 7032f46 | 2008-07-03 05:26:14 +0000 | [diff] [blame] | 412 | } |
Ted Kremenek | 902141f | 2008-07-02 18:23:21 +0000 | [diff] [blame] | 413 | } |
| 414 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 415 | static void ActionSecuritySyntacticChecks(AnalysisConsumer &C, |
| 416 | AnalysisManager &mgr, Decl *D) { |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 417 | BugReporter BR(mgr); |
Zhongxing Xu | b317f8f | 2009-09-10 05:44:00 +0000 | [diff] [blame] | 418 | CheckSecuritySyntaxOnly(D, BR); |
Ted Kremenek | dbfb5f8 | 2009-07-23 01:07:19 +0000 | [diff] [blame] | 419 | } |
| 420 | |
Ted Kremenek | 6dd66ed | 2010-02-14 02:45:18 +0000 | [diff] [blame] | 421 | static void ActionLLVMConventionChecker(AnalysisConsumer &C, |
| 422 | AnalysisManager &mgr, |
Ted Kremenek | 676ca15 | 2010-02-14 19:09:05 +0000 | [diff] [blame] | 423 | TranslationUnitDecl &TU) { |
Ted Kremenek | 6dd66ed | 2010-02-14 02:45:18 +0000 | [diff] [blame] | 424 | BugReporter BR(mgr); |
Ted Kremenek | 676ca15 | 2010-02-14 19:09:05 +0000 | [diff] [blame] | 425 | CheckLLVMConventions(TU, BR); |
Ted Kremenek | 6dd66ed | 2010-02-14 02:45:18 +0000 | [diff] [blame] | 426 | } |
| 427 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 428 | static void ActionWarnObjCDealloc(AnalysisConsumer &C, AnalysisManager& mgr, |
| 429 | Decl *D) { |
Ted Kremenek | 4f4e7e4 | 2008-08-04 17:14:10 +0000 | [diff] [blame] | 430 | if (mgr.getLangOptions().getGCMode() == LangOptions::GCOnly) |
| 431 | return; |
Ted Kremenek | db09a4d | 2008-07-03 04:29:21 +0000 | [diff] [blame] | 432 | BugReporter BR(mgr); |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 433 | CheckObjCDealloc(cast<ObjCImplementationDecl>(D), mgr.getLangOptions(), BR); |
Ted Kremenek | db09a4d | 2008-07-03 04:29:21 +0000 | [diff] [blame] | 434 | } |
| 435 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 436 | static void ActionWarnObjCUnusedIvars(AnalysisConsumer &C, AnalysisManager& mgr, |
| 437 | Decl *D) { |
Ted Kremenek | 395aaf2 | 2008-07-23 00:45:26 +0000 | [diff] [blame] | 438 | BugReporter BR(mgr); |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 439 | CheckObjCUnusedIvar(cast<ObjCImplementationDecl>(D), BR); |
Ted Kremenek | 395aaf2 | 2008-07-23 00:45:26 +0000 | [diff] [blame] | 440 | } |
| 441 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 442 | static void ActionWarnObjCMethSigs(AnalysisConsumer &C, AnalysisManager& mgr, |
| 443 | Decl *D) { |
Ted Kremenek | 0d8019e | 2008-07-11 22:40:47 +0000 | [diff] [blame] | 444 | BugReporter BR(mgr); |
Zhongxing Xu | b317f8f | 2009-09-10 05:44:00 +0000 | [diff] [blame] | 445 | CheckObjCInstMethSignature(cast<ObjCImplementationDecl>(D), BR); |
Ted Kremenek | 0d8019e | 2008-07-11 22:40:47 +0000 | [diff] [blame] | 446 | } |
| 447 | |
Ted Kremenek | 1d9cbeb | 2009-11-11 06:28:42 +0000 | [diff] [blame] | 448 | static void ActionWarnSizeofPointer(AnalysisConsumer &C, AnalysisManager &mgr, |
| 449 | Decl *D) { |
Zhongxing Xu | 28a109f | 2009-11-08 13:10:34 +0000 | [diff] [blame] | 450 | BugReporter BR(mgr); |
| 451 | CheckSizeofPointer(D, BR); |
| 452 | } |
| 453 | |
Ted Kremenek | f4381fd | 2008-07-02 00:03:09 +0000 | [diff] [blame] | 454 | //===----------------------------------------------------------------------===// |
| 455 | // AnalysisConsumer creation. |
| 456 | //===----------------------------------------------------------------------===// |
| 457 | |
Daniel Dunbar | efceabd | 2009-11-05 02:41:58 +0000 | [diff] [blame] | 458 | ASTConsumer* clang::CreateAnalysisConsumer(const Preprocessor& pp, |
Eli Friedman | e71b85f | 2009-05-19 10:18:02 +0000 | [diff] [blame] | 459 | const std::string& OutDir, |
| 460 | const AnalyzerOptions& Opts) { |
Daniel Dunbar | efceabd | 2009-11-05 02:41:58 +0000 | [diff] [blame] | 461 | llvm::OwningPtr<AnalysisConsumer> C(new AnalysisConsumer(pp, OutDir, Opts)); |
Ted Kremenek | be1fe1e | 2009-02-17 04:27:41 +0000 | [diff] [blame] | 462 | |
Eli Friedman | e71b85f | 2009-05-19 10:18:02 +0000 | [diff] [blame] | 463 | for (unsigned i = 0; i < Opts.AnalysisList.size(); ++i) |
| 464 | switch (Opts.AnalysisList[i]) { |
Ted Kremenek | f7f3c20 | 2008-07-15 00:46:02 +0000 | [diff] [blame] | 465 | #define ANALYSIS(NAME, CMD, DESC, SCOPE)\ |
Mike Stump | b716633 | 2010-01-20 02:03:14 +0000 | [diff] [blame] | 466 | case NAME:\ |
| 467 | C->add ## SCOPE ## Action(&Action ## NAME);\ |
| 468 | break; |
Eli Friedman | 4df2c42 | 2009-05-19 21:16:18 +0000 | [diff] [blame] | 469 | #include "clang/Frontend/Analyses.def" |
Mike Stump | b716633 | 2010-01-20 02:03:14 +0000 | [diff] [blame] | 470 | default: break; |
Ted Kremenek | f4381fd | 2008-07-02 00:03:09 +0000 | [diff] [blame] | 471 | } |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 472 | |
Ted Kremenek | 2c4036e | 2009-05-07 19:02:53 +0000 | [diff] [blame] | 473 | // Last, disable the effects of '-Werror' when using the AnalysisConsumer. |
Daniel Dunbar | efceabd | 2009-11-05 02:41:58 +0000 | [diff] [blame] | 474 | pp.getDiagnostics().setWarningsAsErrors(false); |
Ted Kremenek | be1fe1e | 2009-02-17 04:27:41 +0000 | [diff] [blame] | 475 | |
Ted Kremenek | f4381fd | 2008-07-02 00:03:09 +0000 | [diff] [blame] | 476 | return C.take(); |
| 477 | } |
| 478 | |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 479 | //===----------------------------------------------------------------------===// |
| 480 | // Ubigraph Visualization. FIXME: Move to separate file. |
| 481 | //===----------------------------------------------------------------------===// |
| 482 | |
| 483 | namespace { |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 484 | |
Zhongxing Xu | c5619d9 | 2009-08-06 01:32:16 +0000 | [diff] [blame] | 485 | class UbigraphViz : public ExplodedNode::Auditor { |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 486 | llvm::OwningPtr<llvm::raw_ostream> Out; |
Ted Kremenek | 710ad93 | 2008-08-28 03:54:51 +0000 | [diff] [blame] | 487 | llvm::sys::Path Dir, Filename; |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 488 | unsigned Cntr; |
| 489 | |
| 490 | typedef llvm::DenseMap<void*,unsigned> VMap; |
| 491 | VMap M; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 492 | |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 493 | public: |
Ted Kremenek | 710ad93 | 2008-08-28 03:54:51 +0000 | [diff] [blame] | 494 | UbigraphViz(llvm::raw_ostream* out, llvm::sys::Path& dir, |
Ted Kremenek | 56b9871 | 2008-08-28 05:02:09 +0000 | [diff] [blame] | 495 | llvm::sys::Path& filename); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 496 | |
Ted Kremenek | 710ad93 | 2008-08-28 03:54:51 +0000 | [diff] [blame] | 497 | ~UbigraphViz(); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 498 | |
| 499 | virtual void AddEdge(ExplodedNode* Src, ExplodedNode* Dst); |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 500 | }; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 501 | |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 502 | } // end anonymous namespace |
| 503 | |
Zhongxing Xu | c5619d9 | 2009-08-06 01:32:16 +0000 | [diff] [blame] | 504 | static ExplodedNode::Auditor* CreateUbiViz() { |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 505 | std::string ErrMsg; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 506 | |
Ted Kremenek | 710ad93 | 2008-08-28 03:54:51 +0000 | [diff] [blame] | 507 | llvm::sys::Path Dir = llvm::sys::Path::GetTemporaryDirectory(&ErrMsg); |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 508 | if (!ErrMsg.empty()) |
| 509 | return 0; |
| 510 | |
Ted Kremenek | 710ad93 | 2008-08-28 03:54:51 +0000 | [diff] [blame] | 511 | llvm::sys::Path Filename = Dir; |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 512 | Filename.appendComponent("llvm_ubi"); |
| 513 | Filename.makeUnique(true,&ErrMsg); |
| 514 | |
| 515 | if (!ErrMsg.empty()) |
| 516 | return 0; |
| 517 | |
Chris Lattner | d57a7ef | 2009-08-23 22:45:33 +0000 | [diff] [blame] | 518 | llvm::errs() << "Writing '" << Filename.str() << "'.\n"; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 519 | |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 520 | llvm::OwningPtr<llvm::raw_fd_ostream> Stream; |
Dan Gohman | b044c47 | 2009-08-25 15:36:09 +0000 | [diff] [blame] | 521 | Stream.reset(new llvm::raw_fd_ostream(Filename.c_str(), ErrMsg)); |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 522 | |
| 523 | if (!ErrMsg.empty()) |
| 524 | return 0; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 525 | |
Ted Kremenek | 710ad93 | 2008-08-28 03:54:51 +0000 | [diff] [blame] | 526 | return new UbigraphViz(Stream.take(), Dir, Filename); |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 527 | } |
| 528 | |
Zhongxing Xu | c5619d9 | 2009-08-06 01:32:16 +0000 | [diff] [blame] | 529 | void UbigraphViz::AddEdge(ExplodedNode* Src, ExplodedNode* Dst) { |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 530 | |
Ted Kremenek | 45479c8 | 2008-08-28 18:34:41 +0000 | [diff] [blame] | 531 | assert (Src != Dst && "Self-edges are not allowed."); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 532 | |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 533 | // Lookup the Src. If it is a new node, it's a root. |
| 534 | VMap::iterator SrcI= M.find(Src); |
| 535 | unsigned SrcID; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 536 | |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 537 | if (SrcI == M.end()) { |
| 538 | M[Src] = SrcID = Cntr++; |
| 539 | *Out << "('vertex', " << SrcID << ", ('color','#00ff00'))\n"; |
| 540 | } |
| 541 | else |
| 542 | SrcID = SrcI->second; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 543 | |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 544 | // Lookup the Dst. |
| 545 | VMap::iterator DstI= M.find(Dst); |
| 546 | unsigned DstID; |
| 547 | |
| 548 | if (DstI == M.end()) { |
| 549 | M[Dst] = DstID = Cntr++; |
| 550 | *Out << "('vertex', " << DstID << ")\n"; |
| 551 | } |
Ted Kremenek | 56b9871 | 2008-08-28 05:02:09 +0000 | [diff] [blame] | 552 | else { |
| 553 | // We have hit DstID before. Change its style to reflect a cache hit. |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 554 | DstID = DstI->second; |
Ted Kremenek | 56b9871 | 2008-08-28 05:02:09 +0000 | [diff] [blame] | 555 | *Out << "('change_vertex_style', " << DstID << ", 1)\n"; |
| 556 | } |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 557 | |
| 558 | // Add the edge. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 559 | *Out << "('edge', " << SrcID << ", " << DstID |
Ted Kremenek | d128932 | 2008-08-27 22:46:55 +0000 | [diff] [blame] | 560 | << ", ('arrow','true'), ('oriented', 'true'))\n"; |
Ted Kremenek | f8ce699 | 2008-08-27 22:31:43 +0000 | [diff] [blame] | 561 | } |
| 562 | |
Ted Kremenek | 56b9871 | 2008-08-28 05:02:09 +0000 | [diff] [blame] | 563 | UbigraphViz::UbigraphViz(llvm::raw_ostream* out, llvm::sys::Path& dir, |
| 564 | llvm::sys::Path& filename) |
| 565 | : Out(out), Dir(dir), Filename(filename), Cntr(0) { |
| 566 | |
| 567 | *Out << "('vertex_style_attribute', 0, ('shape', 'icosahedron'))\n"; |
| 568 | *Out << "('vertex_style', 1, 0, ('shape', 'sphere'), ('color', '#ffcc66')," |
| 569 | " ('size', '1.5'))\n"; |
| 570 | } |
| 571 | |
Ted Kremenek | 710ad93 | 2008-08-28 03:54:51 +0000 | [diff] [blame] | 572 | UbigraphViz::~UbigraphViz() { |
| 573 | Out.reset(0); |
Benjamin Kramer | 6cb7c1a | 2009-08-23 12:08:50 +0000 | [diff] [blame] | 574 | llvm::errs() << "Running 'ubiviz' program... "; |
Ted Kremenek | 710ad93 | 2008-08-28 03:54:51 +0000 | [diff] [blame] | 575 | std::string ErrMsg; |
| 576 | llvm::sys::Path Ubiviz = llvm::sys::Program::FindProgramByName("ubiviz"); |
| 577 | std::vector<const char*> args; |
| 578 | args.push_back(Ubiviz.c_str()); |
| 579 | args.push_back(Filename.c_str()); |
| 580 | args.push_back(0); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 581 | |
Ted Kremenek | 710ad93 | 2008-08-28 03:54:51 +0000 | [diff] [blame] | 582 | if (llvm::sys::Program::ExecuteAndWait(Ubiviz, &args[0],0,0,0,0,&ErrMsg)) { |
Benjamin Kramer | 6cb7c1a | 2009-08-23 12:08:50 +0000 | [diff] [blame] | 583 | llvm::errs() << "Error viewing graph: " << ErrMsg << "\n"; |
Ted Kremenek | 710ad93 | 2008-08-28 03:54:51 +0000 | [diff] [blame] | 584 | } |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 585 | |
Ted Kremenek | 710ad93 | 2008-08-28 03:54:51 +0000 | [diff] [blame] | 586 | // Delete the directory. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 587 | Dir.eraseFromDisk(true); |
Daniel Dunbar | 932680e | 2008-08-29 03:45:59 +0000 | [diff] [blame] | 588 | } |