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-rw-r--r--src/sat/bmc/bmcMaj.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/src/sat/bmc/bmcMaj.c b/src/sat/bmc/bmcMaj.c
index 4f5dadef..db56f98b 100644
--- a/src/sat/bmc/bmcMaj.c
+++ b/src/sat/bmc/bmcMaj.c
@@ -628,6 +628,16 @@ int Exa_ManAddCnfStart( Exa_Man_t * p, int fOnlyAnd )
return 0;
}
}
+ // node ordering
+ for ( j = p->nVars; j < i; j++ )
+ for ( n = 0; n < p->nObjs; n++ ) if ( p->VarMarks[i][0][n] )
+ for ( m = n+1; m < p->nObjs; m++ ) if ( p->VarMarks[j][0][m] )
+ {
+ pLits2[0] = Abc_Var2Lit( p->VarMarks[i][0][n], 1 );
+ pLits2[1] = Abc_Var2Lit( p->VarMarks[j][0][m], 1 );
+ if ( !bmcg_sat_solver_addclause( p->pSat, pLits2, 2 ) )
+ return 0;
+ }
// two input functions
for ( k = 0; k < 3; k++ )
{
@@ -1007,6 +1017,16 @@ static int Exa3_ManAddCnfStart( Exa3_Man_t * p, int fOnlyAnd )
return 0;
}
}
+ // node ordering
+ for ( j = p->nVars; j < i; j++ )
+ for ( n = 0; n < p->nObjs; n++ ) if ( p->VarMarks[i][0][n] )
+ for ( m = n+1; m < p->nObjs; m++ ) if ( p->VarMarks[j][0][m] )
+ {
+ pLits2[0] = Abc_Var2Lit( p->VarMarks[i][0][n], 1 );
+ pLits2[1] = Abc_Var2Lit( p->VarMarks[j][0][m], 1 );
+ if ( !bmcg_sat_solver_addclause( p->pSat, pLits2, 2 ) )
+ return 0;
+ }
if ( p->nLutSize != 2 )
continue;
// two-input functions