/**Function*************************************************************
Synopsis [Prints Eqn formula for the AIG rooted at this node.]
Description [The formula is in terms of PIs, which should have
their names assigned in pObj->pData fields.]
SideEffects []
SeeAlso []
***********************************************************************/
void Hop_ObjPrintEqn( FILE * pFile, Hop_Obj_t * pObj, Vec_Vec_t * vLevels, int Level )
{
Vec_Ptr_t * vSuper;
Hop_Obj_t * pFanin;
int fCompl, i;
// store the complemented attribute
fCompl = Hop_IsComplement(pObj);
pObj = Hop_Regular(pObj);
// constant case
if ( Hop_ObjIsConst1(pObj) )
{
fprintf( pFile, "%d", !fCompl );
return;
}
// PI case
if ( Hop_ObjIsPi(pObj) )
{
fprintf( pFile, "%s%s", fCompl? "!" : "", (char*)pObj->pData );
return;
}
// AND case
Vec_VecExpand( vLevels, Level );
vSuper = Vec_VecEntry(vLevels, Level);
Hop_ObjCollectMulti( pObj, vSuper );
fprintf( pFile, "%s", (Level==0? "" : "(") );
Vec_PtrForEachEntry( Hop_Obj_t *, vSuper, pFanin, i )
{
Hop_ObjPrintEqn( pFile, Hop_NotCond(pFanin, fCompl), vLevels, Level+1 );
if ( i < Vec_PtrSize(vSuper) - 1 )
fprintf( pFile, " %s ", fCompl? "+" : "*" );
}
/**Function*************************************************************
Synopsis [Write one network.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Io_NtkWriteEqnOne( FILE * pFile, Abc_Ntk_t * pNtk )
{
Vec_Vec_t * vLevels;
ProgressBar * pProgress;
Abc_Obj_t * pNode, * pFanin;
int i, k;
// write the PIs
fprintf( pFile, "INORDER =" );
Io_NtkWriteEqnCis( pFile, pNtk );
fprintf( pFile, ";\n" );
// write the POs
fprintf( pFile, "OUTORDER =" );
Io_NtkWriteEqnCos( pFile, pNtk );
fprintf( pFile, ";\n" );
// write each internal node
vLevels = Vec_VecAlloc( 10 );
pProgress = Extra_ProgressBarStart( stdout, Abc_NtkObjNumMax(pNtk) );
Abc_NtkForEachNode( pNtk, pNode, i )
{
Extra_ProgressBarUpdate( pProgress, i, NULL );
fprintf( pFile, "%s = ", Abc_ObjName(Abc_ObjFanout0(pNode)) );
// set the input names
Abc_ObjForEachFanin( pNode, pFanin, k )
Hop_IthVar((Hop_Man_t *)pNtk->pManFunc, k)->pData = Abc_ObjName(pFanin);
// write the formula
Hop_ObjPrintEqn( pFile, (Hop_Obj_t *)pNode->pData, vLevels, 0 );
fprintf( pFile, ";\n" );
}
