/**Function************************************************************* Synopsis [Tranfers names to the old network.] Description [Assumes that the new nodes are attached using pObj->pCopy.] SideEffects [] SeeAlso [] ***********************************************************************/ void Abc_NtkTrasferNames( Abc_Ntk_t * pNtk, Abc_Ntk_t * pNtkNew ) { Abc_Obj_t * pObj; int i; assert( Abc_NtkPiNum(pNtk) == Abc_NtkPiNum(pNtkNew) ); assert( Abc_NtkPoNum(pNtk) == Abc_NtkPoNum(pNtkNew) ); assert( Abc_NtkBoxNum(pNtk) == Abc_NtkBoxNum(pNtkNew) ); assert( Nm_ManNumEntries(pNtk->pManName) > 0 ); assert( Nm_ManNumEntries(pNtkNew->pManName) == 0 ); // copy the CI/CO/box names Abc_NtkForEachCi( pNtk, pObj, i ) Abc_ObjAssignName( pObj->pCopy, Abc_ObjName(Abc_ObjFanout0Ntk(pObj)), NULL ); Abc_NtkForEachCo( pNtk, pObj, i ) Abc_ObjAssignName( pObj->pCopy, Abc_ObjName(Abc_ObjFanin0Ntk(pObj)), NULL ); Abc_NtkForEachBox( pNtk, pObj, i ) Abc_ObjAssignName( pObj->pCopy, Abc_ObjName(pObj), NULL ); }
/**Function************************************************************* Synopsis [Starts a new network using existing network as a model.] Description [] SideEffects [] SeeAlso [] ***********************************************************************/ Abc_Ntk_t * Abc_NtkStartFrom( Abc_Ntk_t * pNtk, Abc_NtkType_t Type, Abc_NtkFunc_t Func ) { Abc_Ntk_t * pNtkNew; Abc_Obj_t * pObj; int fCopyNames, i; if ( pNtk == NULL ) return NULL; // decide whether to copy the names fCopyNames = ( Type != ABC_NTK_NETLIST ); // start the network pNtkNew = Abc_NtkAlloc( Type, Func, 1 ); // duplicate the name and the spec pNtkNew->pName = Extra_UtilStrsav(pNtk->pName); pNtkNew->pSpec = Extra_UtilStrsav(pNtk->pSpec); // clean the node copy fields Abc_NtkCleanCopy( pNtk ); // map the constant nodes if ( Abc_NtkIsStrash(pNtk) && Abc_NtkIsStrash(pNtkNew) ) Abc_AigConst1(pNtk)->pCopy = Abc_AigConst1(pNtkNew); // clone CIs/CIs/boxes Abc_NtkForEachPi( pNtk, pObj, i ) Abc_NtkDupObj( pNtkNew, pObj, fCopyNames ); Abc_NtkForEachPo( pNtk, pObj, i ) Abc_NtkDupObj( pNtkNew, pObj, fCopyNames ); Abc_NtkForEachAssert( pNtk, pObj, i ) Abc_NtkDupObj( pNtkNew, pObj, fCopyNames ); Abc_NtkForEachBox( pNtk, pObj, i ) Abc_NtkDupBox( pNtkNew, pObj, fCopyNames ); // transfer the names // Abc_NtkTrasferNames( pNtk, pNtkNew ); Abc_ManTimeDup( pNtk, pNtkNew ); // check that the CI/CO/latches are copied correctly assert( Abc_NtkCiNum(pNtk) == Abc_NtkCiNum(pNtkNew) ); assert( Abc_NtkCoNum(pNtk) == Abc_NtkCoNum(pNtkNew) ); assert( Abc_NtkLatchNum(pNtk) == Abc_NtkLatchNum(pNtkNew) ); return pNtkNew; }