Analysis Printer

include/phasar/DataFlow/IfdsIde/IDETabulationProblem.h

@@ -19,6 +19,7 @@
 #include "phasar/DataFlow/IfdsIde/IFDSIDESolverConfig.h"
 #include "phasar/DataFlow/IfdsIde/InitialSeeds.h"
 #include "phasar/DataFlow/IfdsIde/SolverResults.h"
+#include "phasar/PhasarLLVM/Utils/NullAnalysisPrinter.h"
 #include "phasar/Utils/JoinLattice.h"
 #include "phasar/Utils/Printer.h"
 #include "phasar/Utils/Soundness.h"
@@ -78,10 +79,19 @@ class IDETabulationProblem : public FlowFunctions<AnalysisDomainTy, Container>,
       std::optional<d_t>
           ZeroValue) noexcept(std::is_nothrow_move_constructible_v<d_t>)
       : IRDB(IRDB), EntryPoints(std::move(EntryPoints)),
-        ZeroValue(std::move(ZeroValue)) {
+        ZeroValue(std::move(ZeroValue)),
+        Printer(NullAnalysisPrinter<AnalysisDomainTy>::getInstance()) {
     assert(IRDB != nullptr);
   }
 
+  void setAnalysisPrinter(AnalysisPrinterBase<AnalysisDomainTy> *P) {
+    if (P) {
+      Printer = P;
+    } else {
+      Printer = NullAnalysisPrinter<AnalysisDomainTy>::getInstance();
+    }
+  }
+
   ~IDETabulationProblem() override = default;
 
   /// Checks if the given data-flow fact is the special tautological lambda (or
@@ -167,6 +177,8 @@ class IDETabulationProblem : public FlowFunctions<AnalysisDomainTy, Container>,
   IFDSIDESolverConfig SolverConfig{};
 
   [[maybe_unused]] Soundness SF = Soundness::Soundy;
+
+  AnalysisPrinterBase<AnalysisDomainTy> *Printer;
 };
 
 } // namespace psr

include/phasar/PhasarLLVM/DataFlow/IfdsIde/IFDSFieldSensTaintAnalysis/Utils/ExtendedValue.h

@@ -5,6 +5,8 @@
 #ifndef PHASAR_PHASARLLVM_DATAFLOW_IFDSIDE_IFDSFIELDSENSTAINTANALYSIS_UTILS_EXTENDEDVALUE_H
 #define PHASAR_PHASARLLVM_DATAFLOW_IFDSIDE_IFDSFIELDSENSTAINTANALYSIS_UTILS_EXTENDEDVALUE_H
 
+#include "phasar/PhasarLLVM/Utils/LLVMShorthands.h"
+
 #include <cassert>
 #include <functional>
 #include <string>

include/phasar/PhasarLLVM/DataFlow/IfdsIde/Problems/IDETypeStateAnalysis.h

@@ -519,70 +519,41 @@ class IDETypeStateAnalysis
   void emitTextReport(const SolverResults<n_t, d_t, l_t> &SR,
                       llvm::raw_ostream &OS = llvm::outs()) override {
     LLVMBasedCFG CFG;
-    OS << "\n======= TYPE STATE RESULTS =======\n";
     for (const auto &F : this->IRDB->getAllFunctions()) {
-      OS << '\n' << F->getName() << '\n';
       for (const auto &BB : *F) {
         for (const auto &I : BB) {
           auto Results = SR.resultsAt(&I, true);
+
           if (CFG.isExitInst(&I)) {
-            OS << "\nAt exit stmt: " << NToString(&I) << '\n';
             for (auto Res : Results) {
               if (const auto *Alloca =
                       llvm::dyn_cast<llvm::AllocaInst>(Res.first)) {
                 if (Res.second == TSD->error()) {
-                  OS << "\n=== ERROR STATE DETECTED ===\nAlloca: "
-                     << DToString(Res.first) << '\n';
-                  for (const auto *Pred : CFG.getPredsOf(&I)) {
-                    OS << "\nPredecessor: " << NToString(Pred) << '\n';
-                    auto PredResults = SR.resultsAt(Pred, true);
-                    for (auto Res : PredResults) {
-                      if (Res.first == Alloca) {
-                        OS << "Pred State: " << LToString(Res.second) << '\n';
-                      }
-                    }
-                  }
-                  OS << "============================\n";
-                } else {
-                  OS << "\nAlloca : " << DToString(Res.first)
-                     << "\nState  : " << LToString(Res.second) << '\n';
+                  Warning<IDETypeStateAnalysisDomain<TypeStateDescriptionTy>>
+                      Warn(&I, Res.first, TSD->error());
+                  // ERROR STATE DETECTED
+                  this->Printer->onResult(Warn);
                 }
-              } else {
-                OS << "\nInst: " << NToString(&I) << '\n'
-                   << "Fact: " << DToString(Res.first) << '\n'
-                   << "State: " << LToString(Res.second) << '\n';
               }
             }
           } else {
             for (auto Res : Results) {
               if (const auto *Alloca =
                       llvm::dyn_cast<llvm::AllocaInst>(Res.first)) {
                 if (Res.second == TSD->error()) {
-                  OS << "\n=== ERROR STATE DETECTED ===\nAlloca: "
-                     << DToString(Res.first) << '\n'
-                     << "\nAt IR Inst: " << NToString(&I) << '\n';
-                  for (const auto *Pred : CFG.getPredsOf(&I)) {
-                    OS << "\nPredecessor: " << NToString(Pred) << '\n';
-                    auto PredResults = SR.resultsAt(Pred, true);
-                    for (auto Res : PredResults) {
-                      if (Res.first == Alloca) {
-                        OS << "Pred State: " << LToString(Res.second) << '\n';
-                      }
-                    }
-                  }
-                  OS << "============================\n";
+                  Warning<IDETypeStateAnalysisDomain<TypeStateDescriptionTy>>
+                      Warn(&I, Res.first, TSD->error());
+                  // ERROR STATE DETECTED
+                  this->Printer->onResult(Warn);
                 }
-              } else {
-                OS << "\nInst: " << NToString(&I) << '\n'
-                   << "Fact: " << DToString(Res.first) << '\n'
-                   << "State: " << LToString(Res.second) << '\n';
               }
             }
           }
         }
       }
-      OS << "\n--------------------------------------------\n";
     }
+
+    this->Printer->onFinalize(OS);
   }
 
 private:

include/phasar/PhasarLLVM/Utils/AnalysisPrinterBase.h

@@ -0,0 +1,44 @@
+#ifndef PHASAR_PHASARLLVM_UTILS_ANALYSISPRINTERBASE_H
+#define PHASAR_PHASARLLVM_UTILS_ANALYSISPRINTERBASE_H
+
+#include "llvm/Support/raw_ostream.h"
+
+namespace psr {
+
+template <typename AnalysisDomainTy> struct Warning {
+  using n_t = typename AnalysisDomainTy::n_t;
+  using d_t = typename AnalysisDomainTy::d_t;
+  using l_t = typename AnalysisDomainTy::l_t;
+
+  n_t Instr;
+  d_t Fact;
+  l_t LatticeElement;
+
+  // Constructor
+  Warning(n_t Inst, d_t DfFact, l_t Lattice)
+      : Instr(std::move(Inst)), Fact(std::move(DfFact)),
+        LatticeElement(std::move(Lattice)) {}
+};
+
+template <typename AnalysisDomainTy> struct DataflowAnalysisResults {
+  std::vector<Warning<AnalysisDomainTy>> War;
+};
+
+template <typename AnalysisDomainTy> class AnalysisPrinterBase {
+public:
+  virtual void onResult(Warning<AnalysisDomainTy> /*War*/) = 0;
+  virtual void onInitialize() = 0;
+  virtual void onFinalize(llvm::raw_ostream & /*OS*/) const = 0;
+
+  AnalysisPrinterBase() = default;
+  virtual ~AnalysisPrinterBase() = default;
+  AnalysisPrinterBase(const AnalysisPrinterBase &) = delete;
+  AnalysisPrinterBase &operator=(const AnalysisPrinterBase &) = delete;
+
+  AnalysisPrinterBase(AnalysisPrinterBase &&) = delete;
+  AnalysisPrinterBase &operator=(AnalysisPrinterBase &&) = delete;
+};
+
+} // namespace psr
+
+#endif

include/phasar/PhasarLLVM/Utils/DefaultAnalysisPrinter.h

@@ -0,0 +1,47 @@
+#ifndef PHASAR_PHASARLLVM_UTILS_DEFAULTANALYSISPRINTER_H
+#define PHASAR_PHASARLLVM_UTILS_DEFAULTANALYSISPRINTER_H
+
+#include "phasar/Domain/BinaryDomain.h"
+#include "phasar/PhasarLLVM/Utils/AnalysisPrinterBase.h"
+#include "phasar/PhasarLLVM/Utils/LLVMShorthands.h"
+#include "phasar/Utils/Printer.h"
+
+#include <optional>
+#include <type_traits>
+#include <vector>
+
+namespace psr {
+
+template <typename AnalysisDomainTy>
+class DefaultAnalysisPrinter : public AnalysisPrinterBase<AnalysisDomainTy> {
+  using l_t = typename AnalysisDomainTy::l_t;
+
+public:
+  ~DefaultAnalysisPrinter() override = default;
+  DefaultAnalysisPrinter() = default;
+
+  void onResult(Warning<AnalysisDomainTy> War) override {
+    AnalysisResults.War.emplace_back(std::move(War));
+  }
+
+  void onInitialize() override{};
+  void onFinalize(llvm::raw_ostream &OS = llvm::outs()) const override {
+    for (const auto &Iter : AnalysisResults.War) {
+
+      OS << "\nAt IR statement: " << NToString(Iter.Instr) << "\n";
+
+      OS << "\tFact: " << DToString(Iter.Fact) << "\n";
+
+      if constexpr (std::is_same_v<l_t, BinaryDomain>) {
+        OS << "Value: " << LToString(Iter.LatticeElement) << "\n";
+      }
+    }
+  }
+
+private:
+  DataflowAnalysisResults<AnalysisDomainTy> AnalysisResults{};
+};
+
+} // namespace psr
+
+#endif

include/phasar/PhasarLLVM/Utils/NullAnalysisPrinter.h

@@ -0,0 +1,25 @@
+#ifndef PHASAR_PHASARLLVM_UTILS_NULLANALYSISPRINTER_H
+#define PHASAR_PHASARLLVM_UTILS_NULLANALYSISPRINTER_H
+
+#include "phasar/PhasarLLVM/Utils/AnalysisPrinterBase.h"
+
+namespace psr {
+
+template <typename AnalysisDomainTy>
+class NullAnalysisPrinter final : public AnalysisPrinterBase<AnalysisDomainTy> {
+public:
+  static NullAnalysisPrinter *getInstance() {
+    static auto Instance = NullAnalysisPrinter();
+    return &Instance;
+  }
+
+  void onInitialize() override{};
+  void onResult(Warning<AnalysisDomainTy> /*War*/) override{};
+  void onFinalize(llvm::raw_ostream & /*OS*/) const override{};
+
+private:
+  NullAnalysisPrinter() = default;
+};
+
+} // namespace psr
+#endif

lib/PhasarLLVM/DataFlow/IfdsIde/Problems/IDEExtendedTaintAnalysis.cpp

@@ -227,6 +227,9 @@ void IDEExtendedTaintAnalysis::reportLeakIfNecessary(
     const llvm::Value *LeakCandidate) {
   if (isSink(SinkCandidate, Inst)) {
     Leaks[Inst].insert(LeakCandidate);
+    Warning<IDEExtendedTaintAnalysisDomain> Warn(
+        Inst, makeFlowFact(LeakCandidate), Top{});
+    Printer->onResult(Warn);
   }
 }
 
@@ -744,19 +747,20 @@ auto IDEExtendedTaintAnalysis::getSummaryEdgeFunction(n_t Curr, d_t CurrNode,
 
 void IDEExtendedTaintAnalysis::emitTextReport(
     const SolverResults<n_t, d_t, l_t> &SR, llvm::raw_ostream &OS) {
-  OS << "===== IDEExtendedTaintAnalysis-Results =====\n";
 
   if (!PostProcessed) {
     doPostProcessing(SR);
   }
 
   for (auto &[Inst, LeakSet] : Leaks) {
-    OS << "At " << NToString(Inst) << '\n';
     for (const auto &Leak : LeakSet) {
-      OS << "\t" << llvmIRToShortString(Leak) << "\n";
+      Warning<IDEExtendedTaintAnalysisDomain> Warn(Inst, makeFlowFact(Leak),
+                                                   Top{});
+      Printer->onResult(Warn);
     }
   }
-  OS << '\n';
+
+  Printer->onFinalize(OS);
 }
 
 // Helpers:

lib/PhasarLLVM/DataFlow/IfdsIde/Problems/IDEInstInteractionAnalysis.cpp

@@ -9,6 +9,8 @@
 
 #include "phasar/PhasarLLVM/DataFlow/IfdsIde/Problems/IDEInstInteractionAnalysis.h"
 
+#include "phasar/PhasarLLVM/Utils/LLVMShorthands.h"
+
 #include "llvm/IR/Instruction.h"
 #include "llvm/IR/Instructions.h"
 #include "llvm/IR/Value.h"

lib/PhasarLLVM/DataFlow/IfdsIde/Problems/IFDSFieldSensTaintAnalysis.cpp

@@ -28,14 +28,13 @@
 #include "phasar/PhasarLLVM/DataFlow/IfdsIde/IFDSFieldSensTaintAnalysis/Utils/DataFlowUtils.h"
 
 #include "llvm/IR/IntrinsicInst.h"
+#include "llvm/Support/raw_ostream.h"
 
 #include <set>
 #include <string>
 #include <utility>
 #include <vector>
 
-#include <llvm/Support/raw_ostream.h>
-
 namespace psr {
 
 IFDSFieldSensTaintAnalysis::IFDSFieldSensTaintAnalysis(

lib/PhasarLLVM/DataFlow/IfdsIde/Problems/IFDSTaintAnalysis.cpp

@@ -16,6 +16,7 @@
 #include "phasar/PhasarLLVM/DB/LLVMProjectIRDB.h"
 #include "phasar/PhasarLLVM/DataFlow/IfdsIde/LLVMFlowFunctions.h"
 #include "phasar/PhasarLLVM/DataFlow/IfdsIde/LLVMZeroValue.h"
+#include "phasar/PhasarLLVM/Domain/LLVMAnalysisDomain.h"
 #include "phasar/PhasarLLVM/Pointer/LLVMAliasInfo.h"
 #include "phasar/PhasarLLVM/TaintConfig/TaintConfigUtilities.h"
 #include "phasar/PhasarLLVM/Utils/LLVMIRToSrc.h"
@@ -408,7 +409,11 @@ auto IFDSTaintAnalysis::getSummaryFlowFunction([[maybe_unused]] n_t CallSite,
       return lambdaFlow([Leak{std::move(Leak)}, Kill{std::move(Kill)}, this,
                          CallSite](d_t Source) -> container_type {
         if (Leak.count(Source)) {
-          Leaks[CallSite].insert(Source);
+          if (Leaks[CallSite].insert(Source).second) {
+            Warning<LLVMIFDSAnalysisDomainDefault> Warn(CallSite, Source,
+                                                        topElement());
+            Printer->onResult(Warn);
+          }
         }
 
         if (Kill.count(Source)) {
@@ -433,7 +438,11 @@ auto IFDSTaintAnalysis::getSummaryFlowFunction([[maybe_unused]] n_t CallSite,
     }
 
     if (Leak.count(Source)) {
-      Leaks[CallSite].insert(Source);
+      if (Leaks[CallSite].insert(Source).second) {
+        Warning<LLVMIFDSAnalysisDomainDefault> Warn(CallSite, Source,
+                                                    topElement());
+        Printer->onResult(Warn);
+      }
     }
 
     return {Source};
@@ -478,25 +487,7 @@ void IFDSTaintAnalysis::emitTextReport(
     const SolverResults<n_t, d_t, BinaryDomain> & /*SR*/,
     llvm::raw_ostream &OS) {
   OS << "\n----- Found the following leaks -----\n";
-  if (Leaks.empty()) {
-    OS << "No leaks found!\n";
-    return;
-  }
-
-  for (const auto &Leak : Leaks) {
-    OS << "At instruction\nIR  : " << llvmIRToString(Leak.first) << '\n';
-    OS << "\nLeak(s):\n";
-    for (const auto *LeakedValue : Leak.second) {
-      OS << "IR  : ";
-      // Get the actual leaked alloca instruction if possible
-      if (const auto *Load = llvm::dyn_cast<llvm::LoadInst>(LeakedValue)) {
-        OS << llvmIRToString(Load->getPointerOperand()) << '\n';
-      } else {
-        OS << llvmIRToString(LeakedValue) << '\n';
-      }
-    }
-    OS << "-------------------\n";
-  }
+  Printer->onFinalize(OS);
 }
 
 } // namespace psr

lib/PhasarLLVM/DataFlow/IfdsIde/Problems/TypeStateDescriptions/OpenSSLSecureMemoryDescription.cpp

@@ -9,14 +9,13 @@
 
 #include "phasar/PhasarLLVM/DataFlow/IfdsIde/Problems/TypeStateDescriptions/OpenSSLSecureMemoryDescription.h"
 
+#include "llvm/ADT/STLExtras.h"
 #include "llvm/ADT/StringRef.h"
 #include "llvm/ADT/StringSwitch.h"
 #include "llvm/Support/ErrorHandling.h"
 
 #include <string>
 
-#include <llvm/ADT/STLExtras.h>
-
 using namespace std;
 using namespace psr;