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update reverse level when co is replaced

This commit is contained in:
MyskYko 2023-08-05 13:35:41 -07:00
parent 766f64e221
commit 3daecc0ea8
1 changed files with 10 additions and 0 deletions
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10
src/base/abc/abcAig.c
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@ -897,6 +897,16 @@ void Abc_AigReplace_int( Abc_Aig_t * pMan, Abc_Obj_t * pOld, Abc_Obj_t * pNew, i
{
if ( Abc_ObjIsCo(pFanout) )
{
pFanin1 = Abc_ObjRegular( pNew );
if ( pFanin1->fMarkB )
Abc_AigRemoveFromLevelStructureR( pMan->vLevelsR, pFanin1 );
if ( fUpdateLevel && pMan->pNtkAig->vLevelsR )
{
Abc_ObjSetReverseLevel( pFanin1, Abc_ObjReverseLevel(pOld) );
assert( pFanin1->fMarkB == 0 );
pFanin1->fMarkB = 1;
Vec_VecPush( pMan->vLevelsR, Abc_ObjReverseLevel(pFanin1), pFanin1 );
}
Abc_ObjPatchFanin( pFanout, pOld, pNew );
continue;
}