Patch by Tomasz Kuchta adding a new option (min-query-time-to-log) that enables KLEE to log only the queries exceeding a certain duration, or only those that time out.

git-svn-id: https://llvm.org/svn/llvm-project/klee/trunk@171385 91177308-0d34-0410-b5e6-96231b3b80d8

3 files changed, 14 insertions, 2 deletions

diff --git a/include/klee/IncompleteSolver.h b/include/klee/IncompleteSolver.h
index 9c05ad21..38ee4e28 100644
--- a/include/klee/IncompleteSolver.h
+++ b/include/klee/IncompleteSolver.h
@@ -101,6 +101,7 @@ public:
                             const std::vector<const Array*> &objects,
                             std::vector< std::vector<unsigned char> > &values,
                             bool &hasSolution);
+  bool hasTimeoutOccurred();
 };
 
 }
diff --git a/include/klee/Solver.h b/include/klee/Solver.h
index 4cedf47d..db14f003 100644
--- a/include/klee/Solver.h
+++ b/include/klee/Solver.h
@@ -213,7 +213,8 @@ namespace klee {
   
   /// createPCLoggingSolver - Create a solver which will forward all queries
   /// after writing them to the given path in .pc format.
-  Solver *createPCLoggingSolver(Solver *s, std::string path);
+  Solver *createPCLoggingSolver(Solver *s, std::string path,
+                                int minQueryTimeToLog);
 
   /// createSMTLIBLoggingSolver - Create a solver which will forward all queries
   /// after writing them to the given path in .smt2 format.
@@ -223,6 +224,13 @@ namespace klee {
   /// createDummySolver - Create a dummy solver implementation which always
   /// fails.
   Solver *createDummySolver();
+  
+  enum SolverRunStatus { SOLVER_RUN_STATUS_SUCCESS, 
+                         SOLVER_RUN_STATUS_TIMEOUT,
+                         SOLVER_RUN_STATUS_FORK_FAILED,
+                         SOLVER_RUN_STATUS_INTERRUPTED,
+                         SOLVER_RUN_STATUS_UNEXPECTED_EXIT_CODE,
+                         SOLVER_RUN_STATUS_WAITPID_FAILED };
 }
 
 #endif
diff --git a/include/klee/SolverImpl.h b/include/klee/SolverImpl.h
index 29c356be..080dfc54 100644
--- a/include/klee/SolverImpl.h
+++ b/include/klee/SolverImpl.h
@@ -55,7 +55,10 @@ namespace klee {
                                         &objects,
                                       std::vector< std::vector<unsigned char> > 
                                         &values,
-                                      bool &hasSolution) = 0;  
+                                      bool &hasSolution) = 0;
+    
+    /// haveTimeOutOccurred - retrieve timeout status for the last query.
+    virtual bool hasTimeoutOccurred() = 0;
 };
 
 }