head	1.1;
branch	1.1.1;
access;
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	clang-195771:1.1.1.1
	LLVM:1.1.1;
locks; strict;
comment	@// @;


1.1
date	2013.11.28.14.14.52;	author joerg;	state Exp;
branches
	1.1.1.1;
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1.1.1.1
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1.1.1.2
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1.1.1.3
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desc
@@


1.1
log
@Initial revision
@
text
@//==- DebugCheckers.cpp - Debugging Checkers ---------------------*- C++ -*-==//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//  This file defines checkers that display debugging information.
//
//===----------------------------------------------------------------------===//

#include "ClangSACheckers.h"
#include "clang/Analysis/Analyses/Dominators.h"
#include "clang/Analysis/Analyses/LiveVariables.h"
#include "clang/Analysis/CallGraph.h"
#include "clang/StaticAnalyzer/Core/Checker.h"
#include "clang/StaticAnalyzer/Core/PathSensitive/AnalysisManager.h"
#include "clang/StaticAnalyzer/Core/PathSensitive/ExplodedGraph.h"
#include "clang/StaticAnalyzer/Core/PathSensitive/ExprEngine.h"
#include "llvm/Support/Process.h"

using namespace clang;
using namespace ento;

//===----------------------------------------------------------------------===//
// DominatorsTreeDumper
//===----------------------------------------------------------------------===//

namespace {
class DominatorsTreeDumper : public Checker<check::ASTCodeBody> {
public:
  void checkASTCodeBody(const Decl *D, AnalysisManager& mgr,
                        BugReporter &BR) const {
    if (AnalysisDeclContext *AC = mgr.getAnalysisDeclContext(D)) {
      DominatorTree dom;
      dom.buildDominatorTree(*AC);
      dom.dump();
    }
  }
};
}

void ento::registerDominatorsTreeDumper(CheckerManager &mgr) {
  mgr.registerChecker<DominatorsTreeDumper>();
}

//===----------------------------------------------------------------------===//
// LiveVariablesDumper
//===----------------------------------------------------------------------===//

namespace {
class LiveVariablesDumper : public Checker<check::ASTCodeBody> {
public:
  void checkASTCodeBody(const Decl *D, AnalysisManager& mgr,
                        BugReporter &BR) const {
    if (LiveVariables* L = mgr.getAnalysis<LiveVariables>(D)) {
      L->dumpBlockLiveness(mgr.getSourceManager());
    }
  }
};
}

void ento::registerLiveVariablesDumper(CheckerManager &mgr) {
  mgr.registerChecker<LiveVariablesDumper>();
}

//===----------------------------------------------------------------------===//
// CFGViewer
//===----------------------------------------------------------------------===//

namespace {
class CFGViewer : public Checker<check::ASTCodeBody> {
public:
  void checkASTCodeBody(const Decl *D, AnalysisManager& mgr,
                        BugReporter &BR) const {
    if (CFG *cfg = mgr.getCFG(D)) {
      cfg->viewCFG(mgr.getLangOpts());
    }
  }
};
}

void ento::registerCFGViewer(CheckerManager &mgr) {
  mgr.registerChecker<CFGViewer>();
}

//===----------------------------------------------------------------------===//
// CFGDumper
//===----------------------------------------------------------------------===//

namespace {
class CFGDumper : public Checker<check::ASTCodeBody> {
public:
  void checkASTCodeBody(const Decl *D, AnalysisManager& mgr,
                        BugReporter &BR) const {
    if (CFG *cfg = mgr.getCFG(D)) {
      cfg->dump(mgr.getLangOpts(),
                llvm::sys::Process::StandardErrHasColors());
    }
  }
};
}

void ento::registerCFGDumper(CheckerManager &mgr) {
  mgr.registerChecker<CFGDumper>();
}

//===----------------------------------------------------------------------===//
// CallGraphViewer
//===----------------------------------------------------------------------===//

namespace {
class CallGraphViewer : public Checker< check::ASTDecl<TranslationUnitDecl> > {
public:
  void checkASTDecl(const TranslationUnitDecl *TU, AnalysisManager& mgr,
                    BugReporter &BR) const {
    CallGraph CG;
    CG.addToCallGraph(const_cast<TranslationUnitDecl*>(TU));
    CG.viewGraph();
  }
};
}

void ento::registerCallGraphViewer(CheckerManager &mgr) {
  mgr.registerChecker<CallGraphViewer>();
}

//===----------------------------------------------------------------------===//
// CallGraphDumper
//===----------------------------------------------------------------------===//

namespace {
class CallGraphDumper : public Checker< check::ASTDecl<TranslationUnitDecl> > {
public:
  void checkASTDecl(const TranslationUnitDecl *TU, AnalysisManager& mgr,
                    BugReporter &BR) const {
    CallGraph CG;
    CG.addToCallGraph(const_cast<TranslationUnitDecl*>(TU));
    CG.dump();
  }
};
}

void ento::registerCallGraphDumper(CheckerManager &mgr) {
  mgr.registerChecker<CallGraphDumper>();
}


//===----------------------------------------------------------------------===//
// ConfigDumper
//===----------------------------------------------------------------------===//

namespace {
class ConfigDumper : public Checker< check::EndOfTranslationUnit > {
  typedef AnalyzerOptions::ConfigTable Table;

  static int compareEntry(const Table::MapEntryTy *const *LHS,
                          const Table::MapEntryTy *const *RHS) {
    return (*LHS)->getKey().compare((*RHS)->getKey());
  }

public:
  void checkEndOfTranslationUnit(const TranslationUnitDecl *TU,
                                 AnalysisManager& mgr,
                                 BugReporter &BR) const {
    const Table &Config = mgr.options.Config;

    SmallVector<const Table::MapEntryTy *, 32> Keys;
    for (Table::const_iterator I = Config.begin(), E = Config.end(); I != E;
         ++I)
      Keys.push_back(&*I);
    llvm::array_pod_sort(Keys.begin(), Keys.end(), compareEntry);

    llvm::errs() << "[config]\n";
    for (unsigned I = 0, E = Keys.size(); I != E; ++I)
      llvm::errs() << Keys[I]->getKey() << " = " << Keys[I]->second << '\n';

    llvm::errs() << "[stats]\n" << "num-entries = " << Keys.size() << '\n';
  }
};
}

void ento::registerConfigDumper(CheckerManager &mgr) {
  mgr.registerChecker<ConfigDumper>();
}

//===----------------------------------------------------------------------===//
// ExplodedGraph Viewer
//===----------------------------------------------------------------------===//

namespace {
class ExplodedGraphViewer : public Checker< check::EndAnalysis > {
public:
  ExplodedGraphViewer() {}
  void checkEndAnalysis(ExplodedGraph &G, BugReporter &B,ExprEngine &Eng) const {
    Eng.ViewGraph(0);
  }
};

}

void ento::registerExplodedGraphViewer(CheckerManager &mgr) {
  mgr.registerChecker<ExplodedGraphViewer>();
}
@


1.1.1.1
log
@Import Clang 3.4rc1 r195771.
@
text
@@


1.1.1.2
log
@Import Clang 3.5svn r201163.
@
text
@a97 5
    PrintingPolicy Policy(mgr.getLangOpts());
    Policy.TerseOutput = true;
    Policy.PolishForDeclaration = true;
    D->print(llvm::errs(), Policy);

@


1.1.1.3
log
@Import Clang 3.8.0rc3 r261930.
@
text
@a18 2
#include "clang/StaticAnalyzer/Core/IssueHash.h"
#include "clang/StaticAnalyzer/Core/BugReporter/BugType.h"
a19 1
#include "clang/StaticAnalyzer/Core/PathSensitive/CheckerContext.h"
a211 33

//===----------------------------------------------------------------------===//
// DumpBugHash 
//===----------------------------------------------------------------------===//

namespace {
class BugHashDumper : public Checker<check::PostStmt<Stmt>> {
public:
  mutable std::unique_ptr<BugType> BT;

  void checkPostStmt(const Stmt *S, CheckerContext &C) const {
    if (!BT)
      BT.reset(new BugType(this, "Dump hash components", "debug"));

    ExplodedNode *N = C.generateNonFatalErrorNode();
    if (!N)
      return;

    const LangOptions &Opts = C.getLangOpts();
    const SourceManager &SM = C.getSourceManager();
    FullSourceLoc FL(S->getLocStart(), SM);
    std::string HashContent =
        GetIssueString(SM, FL, getCheckName().getName(), BT->getCategory(),
                       C.getLocationContext()->getDecl(), Opts);

    C.emitReport(llvm::make_unique<BugReport>(*BT, HashContent, N));
  }
};
}

void ento::registerBugHashDumper(CheckerManager &mgr) {
  mgr.registerChecker<BugHashDumper>();
}
@


1.1.1.3.16.1
log
@Sync with HEAD
@
text
@d19 1
d216 32
@


1.1.1.3.16.2
log
@Mostly merge changes from HEAD upto 20200411
@
text
@@


1.1.1.3.14.1
log
@Sync with HEAD
@
text
@d19 1
d216 32
@


1.1.1.4
log
@Import clang r337282 from trunk
@
text
@d19 1
d216 32
@


1.1.1.5
log
@Mark old LLVM instance as dead.
@
text
@@


1.1.1.2.8.1
log
@file DebugCheckers.cpp was added on branch tls-maxphys on 2014-08-19 23:47:31 +0000
@
text
@d1 211
@


1.1.1.2.8.2
log
@Rebase to HEAD as of a few days ago.
@
text
@a0 211
//==- DebugCheckers.cpp - Debugging Checkers ---------------------*- C++ -*-==//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//  This file defines checkers that display debugging information.
//
//===----------------------------------------------------------------------===//

#include "ClangSACheckers.h"
#include "clang/Analysis/Analyses/Dominators.h"
#include "clang/Analysis/Analyses/LiveVariables.h"
#include "clang/Analysis/CallGraph.h"
#include "clang/StaticAnalyzer/Core/Checker.h"
#include "clang/StaticAnalyzer/Core/PathSensitive/AnalysisManager.h"
#include "clang/StaticAnalyzer/Core/PathSensitive/ExplodedGraph.h"
#include "clang/StaticAnalyzer/Core/PathSensitive/ExprEngine.h"
#include "llvm/Support/Process.h"

using namespace clang;
using namespace ento;

//===----------------------------------------------------------------------===//
// DominatorsTreeDumper
//===----------------------------------------------------------------------===//

namespace {
class DominatorsTreeDumper : public Checker<check::ASTCodeBody> {
public:
  void checkASTCodeBody(const Decl *D, AnalysisManager& mgr,
                        BugReporter &BR) const {
    if (AnalysisDeclContext *AC = mgr.getAnalysisDeclContext(D)) {
      DominatorTree dom;
      dom.buildDominatorTree(*AC);
      dom.dump();
    }
  }
};
}

void ento::registerDominatorsTreeDumper(CheckerManager &mgr) {
  mgr.registerChecker<DominatorsTreeDumper>();
}

//===----------------------------------------------------------------------===//
// LiveVariablesDumper
//===----------------------------------------------------------------------===//

namespace {
class LiveVariablesDumper : public Checker<check::ASTCodeBody> {
public:
  void checkASTCodeBody(const Decl *D, AnalysisManager& mgr,
                        BugReporter &BR) const {
    if (LiveVariables* L = mgr.getAnalysis<LiveVariables>(D)) {
      L->dumpBlockLiveness(mgr.getSourceManager());
    }
  }
};
}

void ento::registerLiveVariablesDumper(CheckerManager &mgr) {
  mgr.registerChecker<LiveVariablesDumper>();
}

//===----------------------------------------------------------------------===//
// CFGViewer
//===----------------------------------------------------------------------===//

namespace {
class CFGViewer : public Checker<check::ASTCodeBody> {
public:
  void checkASTCodeBody(const Decl *D, AnalysisManager& mgr,
                        BugReporter &BR) const {
    if (CFG *cfg = mgr.getCFG(D)) {
      cfg->viewCFG(mgr.getLangOpts());
    }
  }
};
}

void ento::registerCFGViewer(CheckerManager &mgr) {
  mgr.registerChecker<CFGViewer>();
}

//===----------------------------------------------------------------------===//
// CFGDumper
//===----------------------------------------------------------------------===//

namespace {
class CFGDumper : public Checker<check::ASTCodeBody> {
public:
  void checkASTCodeBody(const Decl *D, AnalysisManager& mgr,
                        BugReporter &BR) const {
    PrintingPolicy Policy(mgr.getLangOpts());
    Policy.TerseOutput = true;
    Policy.PolishForDeclaration = true;
    D->print(llvm::errs(), Policy);

    if (CFG *cfg = mgr.getCFG(D)) {
      cfg->dump(mgr.getLangOpts(),
                llvm::sys::Process::StandardErrHasColors());
    }
  }
};
}

void ento::registerCFGDumper(CheckerManager &mgr) {
  mgr.registerChecker<CFGDumper>();
}

//===----------------------------------------------------------------------===//
// CallGraphViewer
//===----------------------------------------------------------------------===//

namespace {
class CallGraphViewer : public Checker< check::ASTDecl<TranslationUnitDecl> > {
public:
  void checkASTDecl(const TranslationUnitDecl *TU, AnalysisManager& mgr,
                    BugReporter &BR) const {
    CallGraph CG;
    CG.addToCallGraph(const_cast<TranslationUnitDecl*>(TU));
    CG.viewGraph();
  }
};
}

void ento::registerCallGraphViewer(CheckerManager &mgr) {
  mgr.registerChecker<CallGraphViewer>();
}

//===----------------------------------------------------------------------===//
// CallGraphDumper
//===----------------------------------------------------------------------===//

namespace {
class CallGraphDumper : public Checker< check::ASTDecl<TranslationUnitDecl> > {
public:
  void checkASTDecl(const TranslationUnitDecl *TU, AnalysisManager& mgr,
                    BugReporter &BR) const {
    CallGraph CG;
    CG.addToCallGraph(const_cast<TranslationUnitDecl*>(TU));
    CG.dump();
  }
};
}

void ento::registerCallGraphDumper(CheckerManager &mgr) {
  mgr.registerChecker<CallGraphDumper>();
}


//===----------------------------------------------------------------------===//
// ConfigDumper
//===----------------------------------------------------------------------===//

namespace {
class ConfigDumper : public Checker< check::EndOfTranslationUnit > {
  typedef AnalyzerOptions::ConfigTable Table;

  static int compareEntry(const Table::MapEntryTy *const *LHS,
                          const Table::MapEntryTy *const *RHS) {
    return (*LHS)->getKey().compare((*RHS)->getKey());
  }

public:
  void checkEndOfTranslationUnit(const TranslationUnitDecl *TU,
                                 AnalysisManager& mgr,
                                 BugReporter &BR) const {
    const Table &Config = mgr.options.Config;

    SmallVector<const Table::MapEntryTy *, 32> Keys;
    for (Table::const_iterator I = Config.begin(), E = Config.end(); I != E;
         ++I)
      Keys.push_back(&*I);
    llvm::array_pod_sort(Keys.begin(), Keys.end(), compareEntry);

    llvm::errs() << "[config]\n";
    for (unsigned I = 0, E = Keys.size(); I != E; ++I)
      llvm::errs() << Keys[I]->getKey() << " = " << Keys[I]->second << '\n';

    llvm::errs() << "[stats]\n" << "num-entries = " << Keys.size() << '\n';
  }
};
}

void ento::registerConfigDumper(CheckerManager &mgr) {
  mgr.registerChecker<ConfigDumper>();
}

//===----------------------------------------------------------------------===//
// ExplodedGraph Viewer
//===----------------------------------------------------------------------===//

namespace {
class ExplodedGraphViewer : public Checker< check::EndAnalysis > {
public:
  ExplodedGraphViewer() {}
  void checkEndAnalysis(ExplodedGraph &G, BugReporter &B,ExprEngine &Eng) const {
    Eng.ViewGraph(0);
  }
};

}

void ento::registerExplodedGraphViewer(CheckerManager &mgr) {
  mgr.registerChecker<ExplodedGraphViewer>();
}
@


1.1.1.2.4.1
log
@file DebugCheckers.cpp was added on branch yamt-pagecache on 2014-05-22 16:18:31 +0000
@
text
@d1 211
@


1.1.1.2.4.2
log
@sync with head.

for a reference, the tree before this commit was tagged
as yamt-pagecache-tag8.

this commit was splitted into small chunks to avoid
a limitation of cvs.  ("Protocol error: too many arguments")
@
text
@a0 211
//==- DebugCheckers.cpp - Debugging Checkers ---------------------*- C++ -*-==//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//  This file defines checkers that display debugging information.
//
//===----------------------------------------------------------------------===//

#include "ClangSACheckers.h"
#include "clang/Analysis/Analyses/Dominators.h"
#include "clang/Analysis/Analyses/LiveVariables.h"
#include "clang/Analysis/CallGraph.h"
#include "clang/StaticAnalyzer/Core/Checker.h"
#include "clang/StaticAnalyzer/Core/PathSensitive/AnalysisManager.h"
#include "clang/StaticAnalyzer/Core/PathSensitive/ExplodedGraph.h"
#include "clang/StaticAnalyzer/Core/PathSensitive/ExprEngine.h"
#include "llvm/Support/Process.h"

using namespace clang;
using namespace ento;

//===----------------------------------------------------------------------===//
// DominatorsTreeDumper
//===----------------------------------------------------------------------===//

namespace {
class DominatorsTreeDumper : public Checker<check::ASTCodeBody> {
public:
  void checkASTCodeBody(const Decl *D, AnalysisManager& mgr,
                        BugReporter &BR) const {
    if (AnalysisDeclContext *AC = mgr.getAnalysisDeclContext(D)) {
      DominatorTree dom;
      dom.buildDominatorTree(*AC);
      dom.dump();
    }
  }
};
}

void ento::registerDominatorsTreeDumper(CheckerManager &mgr) {
  mgr.registerChecker<DominatorsTreeDumper>();
}

//===----------------------------------------------------------------------===//
// LiveVariablesDumper
//===----------------------------------------------------------------------===//

namespace {
class LiveVariablesDumper : public Checker<check::ASTCodeBody> {
public:
  void checkASTCodeBody(const Decl *D, AnalysisManager& mgr,
                        BugReporter &BR) const {
    if (LiveVariables* L = mgr.getAnalysis<LiveVariables>(D)) {
      L->dumpBlockLiveness(mgr.getSourceManager());
    }
  }
};
}

void ento::registerLiveVariablesDumper(CheckerManager &mgr) {
  mgr.registerChecker<LiveVariablesDumper>();
}

//===----------------------------------------------------------------------===//
// CFGViewer
//===----------------------------------------------------------------------===//

namespace {
class CFGViewer : public Checker<check::ASTCodeBody> {
public:
  void checkASTCodeBody(const Decl *D, AnalysisManager& mgr,
                        BugReporter &BR) const {
    if (CFG *cfg = mgr.getCFG(D)) {
      cfg->viewCFG(mgr.getLangOpts());
    }
  }
};
}

void ento::registerCFGViewer(CheckerManager &mgr) {
  mgr.registerChecker<CFGViewer>();
}

//===----------------------------------------------------------------------===//
// CFGDumper
//===----------------------------------------------------------------------===//

namespace {
class CFGDumper : public Checker<check::ASTCodeBody> {
public:
  void checkASTCodeBody(const Decl *D, AnalysisManager& mgr,
                        BugReporter &BR) const {
    PrintingPolicy Policy(mgr.getLangOpts());
    Policy.TerseOutput = true;
    Policy.PolishForDeclaration = true;
    D->print(llvm::errs(), Policy);

    if (CFG *cfg = mgr.getCFG(D)) {
      cfg->dump(mgr.getLangOpts(),
                llvm::sys::Process::StandardErrHasColors());
    }
  }
};
}

void ento::registerCFGDumper(CheckerManager &mgr) {
  mgr.registerChecker<CFGDumper>();
}

//===----------------------------------------------------------------------===//
// CallGraphViewer
//===----------------------------------------------------------------------===//

namespace {
class CallGraphViewer : public Checker< check::ASTDecl<TranslationUnitDecl> > {
public:
  void checkASTDecl(const TranslationUnitDecl *TU, AnalysisManager& mgr,
                    BugReporter &BR) const {
    CallGraph CG;
    CG.addToCallGraph(const_cast<TranslationUnitDecl*>(TU));
    CG.viewGraph();
  }
};
}

void ento::registerCallGraphViewer(CheckerManager &mgr) {
  mgr.registerChecker<CallGraphViewer>();
}

//===----------------------------------------------------------------------===//
// CallGraphDumper
//===----------------------------------------------------------------------===//

namespace {
class CallGraphDumper : public Checker< check::ASTDecl<TranslationUnitDecl> > {
public:
  void checkASTDecl(const TranslationUnitDecl *TU, AnalysisManager& mgr,
                    BugReporter &BR) const {
    CallGraph CG;
    CG.addToCallGraph(const_cast<TranslationUnitDecl*>(TU));
    CG.dump();
  }
};
}

void ento::registerCallGraphDumper(CheckerManager &mgr) {
  mgr.registerChecker<CallGraphDumper>();
}


//===----------------------------------------------------------------------===//
// ConfigDumper
//===----------------------------------------------------------------------===//

namespace {
class ConfigDumper : public Checker< check::EndOfTranslationUnit > {
  typedef AnalyzerOptions::ConfigTable Table;

  static int compareEntry(const Table::MapEntryTy *const *LHS,
                          const Table::MapEntryTy *const *RHS) {
    return (*LHS)->getKey().compare((*RHS)->getKey());
  }

public:
  void checkEndOfTranslationUnit(const TranslationUnitDecl *TU,
                                 AnalysisManager& mgr,
                                 BugReporter &BR) const {
    const Table &Config = mgr.options.Config;

    SmallVector<const Table::MapEntryTy *, 32> Keys;
    for (Table::const_iterator I = Config.begin(), E = Config.end(); I != E;
         ++I)
      Keys.push_back(&*I);
    llvm::array_pod_sort(Keys.begin(), Keys.end(), compareEntry);

    llvm::errs() << "[config]\n";
    for (unsigned I = 0, E = Keys.size(); I != E; ++I)
      llvm::errs() << Keys[I]->getKey() << " = " << Keys[I]->second << '\n';

    llvm::errs() << "[stats]\n" << "num-entries = " << Keys.size() << '\n';
  }
};
}

void ento::registerConfigDumper(CheckerManager &mgr) {
  mgr.registerChecker<ConfigDumper>();
}

//===----------------------------------------------------------------------===//
// ExplodedGraph Viewer
//===----------------------------------------------------------------------===//

namespace {
class ExplodedGraphViewer : public Checker< check::EndAnalysis > {
public:
  ExplodedGraphViewer() {}
  void checkEndAnalysis(ExplodedGraph &G, BugReporter &B,ExprEngine &Eng) const {
    Eng.ViewGraph(0);
  }
};

}

void ento::registerExplodedGraphViewer(CheckerManager &mgr) {
  mgr.registerChecker<ExplodedGraphViewer>();
}
@


