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/**CFile****************************************************************
FileName [hopCheck.c]
SystemName [ABC: Logic synthesis and verification system.]
PackageName [Minimalistic And-Inverter Graph package.]
Synopsis [AIG checking procedures.]
Author [Alan Mishchenko]
Affiliation [UC Berkeley]
Date [Ver. 1.0. Started - May 11, 2006.]
Revision [$Id: hopCheck.c,v 1.00 2006/05/11 00:00:00 alanmi Exp $]
***********************************************************************/
#include "hop.h"
////////////////////////////////////////////////////////////////////////
/// DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////
/// FUNCTION DEFINITIONS ///
////////////////////////////////////////////////////////////////////////
/**Function*************************************************************
Synopsis [Checks the consistency of the AIG manager.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
int Hop_ManCheck( Hop_Man_t * p )
{
Hop_Obj_t * pObj, * pObj2;
int i;
// check primary inputs
Hop_ManForEachPi( p, pObj, i )
{
if ( Hop_ObjFanin0(pObj) || Hop_ObjFanin1(pObj) )
{
printf( "Hop_ManCheck: The PI node \"%p\" has fanins.\n", pObj );
return 0;
}
}
// check primary outputs
Hop_ManForEachPo( p, pObj, i )
{
if ( !Hop_ObjFanin0(pObj) )
{
printf( "Hop_ManCheck: The PO node \"%p\" has NULL fanin.\n", pObj );
return 0;
}
if ( Hop_ObjFanin1(pObj) )
{
printf( "Hop_ManCheck: The PO node \"%p\" has second fanin.\n", pObj );
return 0;
}
}
// check internal nodes
Hop_ManForEachNode( p, pObj, i )
{
if ( !Hop_ObjFanin0(pObj) || !Hop_ObjFanin1(pObj) )
{
printf( "Hop_ManCheck: The AIG has internal node \"%p\" with a NULL fanin.\n", pObj );
return 0;
}
if ( Hop_ObjFanin0(pObj)->Id >= Hop_ObjFanin1(pObj)->Id )
{
printf( "Hop_ManCheck: The AIG has node \"%p\" with a wrong ordering of fanins.\n", pObj );
return 0;
}
pObj2 = Hop_TableLookup( p, pObj );
if ( pObj2 != pObj )
{
printf( "Hop_ManCheck: Node \"%p\" is not in the structural hashing table.\n", pObj );
return 0;
}
}
// count the total number of nodes
if ( Hop_ManObjNum(p) != 1 + Hop_ManPiNum(p) + Hop_ManPoNum(p) + Hop_ManAndNum(p) + Hop_ManExorNum(p) )
{
printf( "Hop_ManCheck: The number of created nodes is wrong.\n" );
return 0;
}
// count the number of nodes in the table
if ( Hop_TableCountEntries(p) != Hop_ManAndNum(p) + Hop_ManExorNum(p) )
{
printf( "Hop_ManCheck: The number of nodes in the structural hashing table is wrong.\n" );
return 0;
}
// if ( !Hop_ManIsAcyclic(p) )
// return 0;
return 1;
}
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
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