1 files changed, 123 insertions, 0 deletions
diff --git a/src/proof/ssw/sswSimSat.c b/src/proof/ssw/sswSimSat.c
new file mode 100644
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+++ b/src/proof/ssw/sswSimSat.c
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+/**CFile****************************************************************
+
+  FileName    [sswSimSat.c]
+
+  SystemName  [ABC: Logic synthesis and verification system.]
+
+  PackageName [Inductive prover with constraints.]
+
+  Synopsis    [Performs resimulation using counter-examples.]
+
+  Author      [Alan Mishchenko]
+  
+  Affiliation [UC Berkeley]
+
+  Date        [Ver. 1.0. Started - September 1, 2008.]
+
+  Revision    [$Id: sswSimSat.c,v 1.00 2008/09/01 00:00:00 alanmi Exp $]
+
+***********************************************************************/
+
+#include "sswInt.h"
+
+ABC_NAMESPACE_IMPL_START
+
+
+////////////////////////////////////////////////////////////////////////
+///                        DECLARATIONS                              ///
+////////////////////////////////////////////////////////////////////////
+
+////////////////////////////////////////////////////////////////////////
+///                     FUNCTION DEFINITIONS                         ///
+////////////////////////////////////////////////////////////////////////
+
+/**Function*************************************************************
+
+  Synopsis    [Handle the counter-example.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Ssw_ManResimulateBit( Ssw_Man_t * p, Aig_Obj_t * pCand, Aig_Obj_t * pRepr )
+{
+    Aig_Obj_t * pObj;
+    int i, RetValue1, RetValue2, clk = clock();
+    // set the PI simulation information
+    Aig_ManConst1(p->pAig)->fMarkB = 1;
+    Aig_ManForEachPi( p->pAig, pObj, i )
+        pObj->fMarkB = Abc_InfoHasBit( p->pPatWords, i );
+    // simulate internal nodes
+    Aig_ManForEachNode( p->pAig, pObj, i )
+        pObj->fMarkB = ( Aig_ObjFanin0(pObj)->fMarkB ^ Aig_ObjFaninC0(pObj) )
+                     & ( Aig_ObjFanin1(pObj)->fMarkB ^ Aig_ObjFaninC1(pObj) );
+    // if repr is given, perform refinement
+    if ( pRepr )
+    {
+        // check equivalence classes
+        RetValue1 = Ssw_ClassesRefineConst1( p->ppClasses, 0 );
+        RetValue2 = Ssw_ClassesRefine( p->ppClasses, 0 );
+        // make sure refinement happened
+        if ( Aig_ObjIsConst1(pRepr) ) 
+        {
+            assert( RetValue1 );
+            if ( RetValue1 == 0 )
+                printf( "\nSsw_ManResimulateBit() Error: RetValue1 does not hold.\n" );
+        }
+        else
+        {
+            assert( RetValue2 );
+            if ( RetValue2 == 0 )
+                printf( "\nSsw_ManResimulateBit() Error: RetValue2 does not hold.\n" );
+        }
+    }
+p->timeSimSat += clock() - clk;
+}
+
+/**Function*************************************************************
+
+  Synopsis    [Handle the counter-example.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Ssw_ManResimulateWord( Ssw_Man_t * p, Aig_Obj_t * pCand, Aig_Obj_t * pRepr, int f )
+{
+    int RetValue1, RetValue2, clk = clock();
+    // set the PI simulation information
+    Ssw_SmlAssignDist1Plus( p->pSml, p->pPatWords );
+    // simulate internal nodes
+    Ssw_SmlSimulateOne( p->pSml );
+    // check equivalence classes
+    RetValue1 = Ssw_ClassesRefineConst1( p->ppClasses, 1 );
+    RetValue2 = Ssw_ClassesRefine( p->ppClasses, 1 );
+    // make sure refinement happened
+    if ( Aig_ObjIsConst1(pRepr) )
+    {
+        assert( RetValue1 );
+        if ( RetValue1 == 0 )
+            printf( "\nSsw_ManResimulateWord() Error: RetValue1 does not hold.\n" );
+    }
+    else
+    {
+        assert( RetValue2 );
+        if ( RetValue2 == 0 )
+            printf( "\nSsw_ManResimulateWord() Error: RetValue2 does not hold.\n" );
+    }
+p->timeSimSat += clock() - clk;
+}
+
+////////////////////////////////////////////////////////////////////////
+///                       END OF FILE                                ///
+////////////////////////////////////////////////////////////////////////
+
+
+ABC_NAMESPACE_IMPL_END
+