diff options
| author | Alan Mishchenko <alanmi@berkeley.edu> | 2013-04-27 18:37:39 -0700 |
|---|---|---|
| committer | Alan Mishchenko <alanmi@berkeley.edu> | 2013-04-27 18:37:39 -0700 |
| commit | 613e8b2ad6b24369467179b15c2ab2638f9b8672 (patch) | |
| tree | 4dc851dd295a5f7703cb018af20847e001712d67 /src/aig/gia/giaDup.c | |
| parent | 324d73c29a22766063df46f9e35a3cbe719a83c2 (diff) | |
| download | abc-613e8b2ad6b24369467179b15c2ab2638f9b8672.tar.gz abc-613e8b2ad6b24369467179b15c2ab2638f9b8672.tar.bz2 abc-613e8b2ad6b24369467179b15c2ab2638f9b8672.zip | |
SAT sweeping under constraints.
Diffstat (limited to 'src/aig/gia/giaDup.c')
| -rw-r--r-- | src/aig/gia/giaDup.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/aig/gia/giaDup.c b/src/aig/gia/giaDup.c index 78aac33c..f3f60267 100644 --- a/src/aig/gia/giaDup.c +++ b/src/aig/gia/giaDup.c @@ -2243,6 +2243,47 @@ Gia_Man_t * Gia_ManDupOneHot( Gia_Man_t * p ) return pNew; } +/**Function************************************************************* + + Synopsis [Duplicates the AIG with nodes ordered by level.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +Gia_Man_t * Gia_ManDupLevelized( Gia_Man_t * p ) +{ + Gia_Man_t * pNew; + Gia_Obj_t * pObj; + int i, nLevels = Gia_ManLevelNum( p ); + int * pCounts = ABC_CALLOC( int, nLevels + 1 ); + int * pNodes = ABC_ALLOC( int, Gia_ManAndNum(p) ); + Gia_ManForEachAnd( p, pObj, i ) + pCounts[Gia_ObjLevel(p, pObj)]++; + for ( i = 1; i <= nLevels; i++ ) + pCounts[i] += pCounts[i-1]; + Gia_ManForEachAnd( p, pObj, i ) + pNodes[pCounts[Gia_ObjLevel(p, pObj)-1]++] = i; + // duplicate + pNew = Gia_ManStart( Gia_ManObjNum(p) ); + pNew->pName = Abc_UtilStrsav( p->pName ); + pNew->pSpec = Abc_UtilStrsav( p->pSpec ); + Gia_ManConst0(p)->Value = 0; + Gia_ManForEachCi( p, pObj, i ) + pObj->Value = Gia_ManAppendCi( pNew ); + for ( i = 0; i < Gia_ManAndNum(p) && (pObj = Gia_ManObj(p, pNodes[i])); i++ ) + pObj->Value = Gia_ManAppendAnd( pNew, Gia_ObjFanin0Copy(pObj), Gia_ObjFanin1Copy(pObj) ); + Gia_ManForEachCo( p, pObj, i ) + pObj->Value = Gia_ManAppendCo( pNew, Gia_ObjFanin0Copy(pObj) ); + Gia_ManSetRegNum( pNew, Gia_ManRegNum(p) ); + ABC_FREE( pCounts ); + ABC_FREE( pNodes ); + return pNew; +} + //////////////////////////////////////////////////////////////////////// /// END OF FILE /// //////////////////////////////////////////////////////////////////////// |