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Bug fix in equiv class filtering.

This commit is contained in:
Alan Mishchenko 2023-07-07 14:03:35 -07:00
parent 373c5eccf3
commit a82bbaa91d
2 changed files with 22 additions and 1 deletions
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7
src/aig/gia/giaMini.c
View File

@ -813,6 +813,13 @@ int * Abc_FrameReadMiniAigEquivClasses( Abc_Frame_t * pAbc )
printf( "Equivalence classes of internal GIA are not available.\n" );
return NULL;
}
else if ( 0 )
{
int i;
for ( i = 1; i < Gia_ManObjNum(pAbc->pGia2); i++ )
if ( Gia_ObjHasRepr(pAbc->pGia2, i) )
printf( "Obj %3d : Repr %3d Proved %d Failed %d\n", i, Gia_ObjRepr(pAbc->pGia2, i), Gia_ObjProved(pAbc->pGia2, i), Gia_ObjFailed(pAbc->pGia2, i) );
}
if ( Gia_ManObjNum(pAbc->pGia2) != Gia_ManObjNum(pAbc->pGiaMiniAig) )
printf( "Internal GIA with equivalence classes is not directly derived from MiniAig.\n" );
// derive the set of equivalent node pairs

16
src/proof/cec/cecSatG2.c
View File

@ -1731,7 +1731,21 @@ Gia_Obj_t * Cec4_ManFindRepr( Gia_Man_t * p, Cec4_Man_t * pMan, int iObj )
}
void Gia_ManRemoveWrongChoices( Gia_Man_t * p )
{
int i, iObj, iPrev, Counter = 0;
int i = 0, iObj, iPrev, Counter = 0;
for ( iPrev = i, iObj = Gia_ObjNext(p, i); -1 < iObj; iObj = Gia_ObjNext(p, iPrev) )
{
Gia_Obj_t * pRepr = Gia_ObjReprObj(p, iObj);
assert( pRepr = Gia_ManConst0(p) );
if( !Gia_ObjFailed(p,iObj) && Abc_Lit2Var(Gia_ManObj(p,iObj)->Value) == Abc_Lit2Var(pRepr->Value) )
{
iPrev = iObj;
continue;
}
Gia_ObjSetRepr( p, iObj, GIA_VOID );
Gia_ObjSetNext( p, iPrev, Gia_ObjNext(p, iObj) );
Gia_ObjSetNext( p, iObj, 0 );
Counter++;
}
Gia_ManForEachClass( p, i )
{
for ( iPrev = i, iObj = Gia_ObjNext(p, i); -1 < iObj; iObj = Gia_ObjNext(p, iPrev) )