1 files changed, 0 insertions, 138 deletions
diff --git a/src/proof/llb/llb2Bad.c b/src/proof/llb/llb2Bad.c
deleted file mode 100644
index ac04b563..00000000
--- a/src/proof/llb/llb2Bad.c
+++ /dev/null
@@ -1,138 +0,0 @@
-/**CFile****************************************************************
-
-  FileName    [llb2Bad.c]
-
-  SystemName  [ABC: Logic synthesis and verification system.]
-
-  PackageName [BDD based reachability.]
-
-  Synopsis    [Computing bad states.]
-
-  Author      [Alan Mishchenko]
-  
-  Affiliation [UC Berkeley]
-
-  Date        [Ver. 1.0. Started - June 20, 2005.]
-
-  Revision    [$Id: llb2Bad.c,v 1.00 2005/06/20 00:00:00 alanmi Exp $]
-
-***********************************************************************/
-
-#include "llbInt.h"
-
-ABC_NAMESPACE_IMPL_START
-
-
-////////////////////////////////////////////////////////////////////////
-///                        DECLARATIONS                              ///
-////////////////////////////////////////////////////////////////////////
-
-////////////////////////////////////////////////////////////////////////
-///                     FUNCTION DEFINITIONS                         ///
-////////////////////////////////////////////////////////////////////////
- 
-/**Function*************************************************************
-
-  Synopsis    [Computes bad in working manager.]
-
-  Description []
-               
-  SideEffects []
-
-  SeeAlso     []
-
-***********************************************************************/
-DdNode * Llb_BddComputeBad( Aig_Man_t * pInit, DdManager * dd, abctime TimeOut )
-{
-    Vec_Ptr_t * vNodes;
-    DdNode * bBdd0, * bBdd1, * bTemp, * bResult;
-    Aig_Obj_t * pObj;
-    int i, k;
-    assert( Cudd_ReadSize(dd) == Aig_ManCiNum(pInit) );
-    // initialize elementary variables
-    Aig_ManConst1(pInit)->pData = Cudd_ReadOne( dd );
-    Saig_ManForEachLo( pInit, pObj, i )
-        pObj->pData = Cudd_bddIthVar( dd, i );
-    Saig_ManForEachPi( pInit, pObj, i )
-        pObj->pData = Cudd_bddIthVar( dd, Aig_ManRegNum(pInit) + i );
-    // compute internal nodes
-    vNodes = Aig_ManDfsNodes( pInit, (Aig_Obj_t **)Vec_PtrArray(pInit->vCos), Saig_ManPoNum(pInit) );
-    Vec_PtrForEachEntry( Aig_Obj_t *, vNodes, pObj, i )
-    {
-        if ( !Aig_ObjIsNode(pObj) )
-            continue;
-        bBdd0 = Cudd_NotCond( (DdNode *)Aig_ObjFanin0(pObj)->pData, Aig_ObjFaninC0(pObj) );
-        bBdd1 = Cudd_NotCond( (DdNode *)Aig_ObjFanin1(pObj)->pData, Aig_ObjFaninC1(pObj) );
-//        pObj->pData = Extra_bddAndTime( dd, bBdd0, bBdd1, TimeOut );
-        pObj->pData = Cudd_bddAnd( dd, bBdd0, bBdd1 );
-        if ( pObj->pData == NULL )
-        {
-            Vec_PtrForEachEntryStop( Aig_Obj_t *, vNodes, pObj, k, i )
-                if ( pObj->pData )
-                    Cudd_RecursiveDeref( dd, (DdNode *)pObj->pData );
-            Vec_PtrFree( vNodes );
-            return NULL;
-        }
-        Cudd_Ref( (DdNode *)pObj->pData );
-    }
-    // quantify PIs of each PO
-    bResult = Cudd_ReadLogicZero( dd );  Cudd_Ref( bResult );
-    Saig_ManForEachPo( pInit, pObj, i )
-    {
-        bBdd0   = Cudd_NotCond( Aig_ObjFanin0(pObj)->pData, Aig_ObjFaninC0(pObj) );
-        bResult = Cudd_bddOr( dd, bTemp = bResult, bBdd0 );     Cudd_Ref( bResult );
-        Cudd_RecursiveDeref( dd, bTemp );
-    }
-    // deref
-    Vec_PtrForEachEntry( Aig_Obj_t *, vNodes, pObj, i )
-    {
-        if ( !Aig_ObjIsNode(pObj) )
-            continue;
-        Cudd_RecursiveDeref( dd, (DdNode *)pObj->pData );
-    }
-    Vec_PtrFree( vNodes );
-    Cudd_Deref( bResult );
-    return bResult;
-}
-
-/**Function*************************************************************
-
-  Synopsis    []
-
-  Description []
-               
-  SideEffects []
-
-  SeeAlso     []
-
-***********************************************************************/
-DdNode * Llb_BddQuantifyPis( Aig_Man_t * pInit, DdManager * dd, DdNode * bFunc )
-{
-    DdNode * bVar, * bCube, * bTemp;
-    Aig_Obj_t * pObj;
-    int i;
-    abctime TimeStop;
-    assert( Cudd_ReadSize(dd) == Aig_ManCiNum(pInit) );
-    TimeStop = dd->TimeStop; dd->TimeStop = 0;
-    // create PI cube
-    bCube = Cudd_ReadOne( dd );  Cudd_Ref( bCube );
-    Saig_ManForEachPi( pInit, pObj, i )    {
-        bVar  = Cudd_bddIthVar( dd, Aig_ManRegNum(pInit) + i );
-        bCube = Cudd_bddAnd( dd, bTemp = bCube, bVar );  Cudd_Ref( bCube );
-        Cudd_RecursiveDeref( dd, bTemp );
-    }
-    // quantify PI cube
-    bFunc = Cudd_bddExistAbstract( dd, bFunc, bCube );  Cudd_Ref( bFunc );
-    Cudd_RecursiveDeref( dd, bCube );
-    Cudd_Deref( bFunc );
-    dd->TimeStop = TimeStop;
-    return bFunc;
-}
-
-////////////////////////////////////////////////////////////////////////
-///                       END OF FILE                                ///
-////////////////////////////////////////////////////////////////////////
-
-
-ABC_NAMESPACE_IMPL_END
-