1 files changed, 84 insertions, 0 deletions
diff --git a/lib/Analysis/SimpleConstraintManager.h b/lib/Analysis/SimpleConstraintManager.h
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+++ b/lib/Analysis/SimpleConstraintManager.h
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+//== SimpleConstraintManager.h ----------------------------------*- C++ -*--==//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+//  Code shared between BasicConstraintManager and RangeConstraintManager.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_ANALYSIS_SIMPLE_CONSTRAINT_MANAGER_H
+#define LLVM_CLANG_ANALYSIS_SIMPLE_CONSTRAINT_MANAGER_H
+
+#include "clang/Analysis/PathSensitive/ConstraintManager.h"
+#include "clang/Analysis/PathSensitive/GRState.h"
+
+namespace clang {
+
+class SimpleConstraintManager : public ConstraintManager {
+protected:
+  GRStateManager& StateMgr;
+public:
+  SimpleConstraintManager(GRStateManager& statemgr) 
+    : StateMgr(statemgr) {}
+  virtual ~SimpleConstraintManager();
+  
+  bool canReasonAbout(SVal X) const;
+  
+  virtual const GRState* Assume(const GRState* St, SVal Cond, bool Assumption,
+                                bool& isFeasible);
+
+  const GRState* Assume(const GRState* St, Loc Cond, bool Assumption,
+                        bool& isFeasible);
+
+  const GRState* AssumeAux(const GRState* St, Loc Cond,bool Assumption,
+                           bool& isFeasible);
+
+  const GRState* Assume(const GRState* St, NonLoc Cond, bool Assumption,
+                        bool& isFeasible);
+
+  const GRState* AssumeAux(const GRState* St, NonLoc Cond, bool Assumption,
+                           bool& isFeasible);
+
+  const GRState* AssumeSymInt(const GRState* St, bool Assumption,
+                              const SymIntExpr *SE, bool& isFeasible);
+
+  virtual const GRState* AssumeSymNE(const GRState* St, SymbolRef sym,
+                                     const llvm::APSInt& V,
+                                     bool& isFeasible) = 0;
+
+  virtual const GRState* AssumeSymEQ(const GRState* St, SymbolRef sym,
+                                     const llvm::APSInt& V,
+                                     bool& isFeasible) = 0;
+
+  virtual const GRState* AssumeSymLT(const GRState* St, SymbolRef sym,
+                                     const llvm::APSInt& V,
+                                     bool& isFeasible) = 0;
+
+  virtual const GRState* AssumeSymGT(const GRState* St, SymbolRef sym,
+                                     const llvm::APSInt& V,
+                                     bool& isFeasible) = 0;
+
+  virtual const GRState* AssumeSymLE(const GRState* St, SymbolRef sym,
+				     const llvm::APSInt& V,
+				     bool& isFeasible) = 0;
+
+  virtual const GRState* AssumeSymGE(const GRState* St, SymbolRef sym,
+				     const llvm::APSInt& V,
+				     bool& isFeasible) = 0;
+
+  const GRState* AssumeInBound(const GRState* St, SVal Idx, SVal UpperBound,
+                               bool Assumption, bool& isFeasible);
+
+private:
+  BasicValueFactory& getBasicVals() { return StateMgr.getBasicVals(); }
+  SymbolManager& getSymbolManager() const { return StateMgr.getSymbolManager(); }
+};
+
+}  // end clang namespace
+
+#endif