Abc_Ntk_t * Abc_NtkFromMap( Map_Man_t * pMan, Abc_Ntk_t * pNtk )
{
Abc_Ntk_t * pNtkNew;
Map_Node_t * pNodeMap;
Abc_Obj_t * pNode, * pNodeNew;
int i, nDupGates;
assert( Map_ManReadBufNum(pMan) == pNtk->nBarBufs );
// create the new network
pNtkNew = Abc_NtkStartFrom( pNtk, ABC_NTK_LOGIC, ABC_FUNC_MAP );
// make the mapper point to the new network
Map_ManCleanData( pMan );
Abc_NtkForEachCi( pNtk, pNode, i )
{
if ( i >= Abc_NtkCiNum(pNtk) - pNtk->nBarBufs )
break;
Map_NodeSetData( Map_ManReadInputs(pMan)[i], 1, (char *)pNode->pCopy );
}
Abc_NtkForEachCi( pNtk, pNode, i )
{
if ( i < Abc_NtkCiNum(pNtk) - pNtk->nBarBufs )
continue;
Map_NodeSetData( Map_ManReadBufs(pMan)[i - (Abc_NtkCiNum(pNtk) - pNtk->nBarBufs)], 1, (char *)pNode->pCopy );
}
// assign the mapping of the required phase to the POs
Abc_NtkForEachCo( pNtk, pNode, i )
{
if ( i < Abc_NtkCoNum(pNtk) - pNtk->nBarBufs )
continue;
pNodeMap = Map_ManReadBufDriver( pMan, i - (Abc_NtkCoNum(pNtk) - pNtk->nBarBufs) );
pNodeNew = Abc_NodeFromMap_rec( pNtkNew, Map_Regular(pNodeMap), !Map_IsComplement(pNodeMap) );
assert( !Abc_ObjIsComplement(pNodeNew) );
Abc_ObjAddFanin( pNode->pCopy, pNodeNew );
}
Abc_NtkForEachCo( pNtk, pNode, i )
{
if ( i >= Abc_NtkCoNum(pNtk) - pNtk->nBarBufs )
break;
pNodeMap = Map_ManReadOutputs(pMan)[i];
pNodeNew = Abc_NodeFromMap_rec( pNtkNew, Map_Regular(pNodeMap), !Map_IsComplement(pNodeMap) );
assert( !Abc_ObjIsComplement(pNodeNew) );
Abc_ObjAddFanin( pNode->pCopy, pNodeNew );
}
// decouple the PO driver nodes to reduce the number of levels
nDupGates = Abc_NtkLogicMakeSimpleCos( pNtkNew, 1 );
// if ( nDupGates && Map_ManReadVerbose(pMan) )
// printf( "Duplicated %d gates to decouple the CO drivers.\n", nDupGates );
return pNtkNew;
}
Map_Node_t * Map_ManReadBufDriver( Map_Man_t * p, int i ) { return Map_ManReadBufs(p)[i]->p1; }
