1 files changed, 0 insertions, 82 deletions
diff --git a/src/opt/dau/dauCanon.c b/src/opt/dau/dauCanon.c
index 011f972a..4bc0f9c5 100644
--- a/src/opt/dau/dauCanon.c
+++ b/src/opt/dau/dauCanon.c
@@ -40,88 +40,6 @@ static word s_CMasks6[5] = {
 ////////////////////////////////////////////////////////////////////////
 ///                     FUNCTION DEFINITIONS                         ///
 ////////////////////////////////////////////////////////////////////////
- 
-/**Function*************************************************************
-
-  Synopsis    [Compares Cof0 and Cof1.]
-
-  Description []
-               
-  SideEffects []
-
-  SeeAlso     []
-
-***********************************************************************/
-static inline int Abc_TtCompare1VarCofs( word * pTruth, int nWords, int iVar )
-{
-    if ( nWords == 1 )
-    {
-        word Cof0 = pTruth[0] & s_Truths6Neg[iVar];
-        word Cof1 = (pTruth[0] >> (1 << iVar)) & s_Truths6Neg[iVar];
-        if ( Cof0 != Cof1 )
-            return Cof0 < Cof1 ? -1 : 1;
-        return 0;
-    }
-    if ( iVar <= 5 )
-    {
-        word Cof0, Cof1;
-        int w, shift = (1 << iVar);
-        for ( w = 0; w < nWords; w++ )
-        {
-            Cof0 = pTruth[w] & s_Truths6Neg[iVar];
-            Cof1 = (pTruth[w] >> shift) & s_Truths6Neg[iVar];
-            if ( Cof0 != Cof1 )
-                return Cof0 < Cof1 ? -1 : 1;
-        }
-        return 0;
-    }
-    // if ( iVar > 5 )
-    {
-        word * pLimit = pTruth + nWords;
-        int i, iStep = Abc_TtWordNum(iVar);
-        assert( nWords >= 2 );
-        for ( ; pTruth < pLimit; pTruth += 2*iStep )
-            for ( i = 0; i < iStep; i++ )
-                if ( pTruth[i] != pTruth[i + iStep] )
-                    return pTruth[i] < pTruth[i + iStep] ? -1 : 1;
-        return 0;
-    }    
-}
-static inline int Abc_TtCompare1VarCofsRev( word * pTruth, int nWords, int iVar )
-{
-    if ( nWords == 1 )
-    {
-        word Cof0 = pTruth[0] & s_Truths6Neg[iVar];
-        word Cof1 = (pTruth[0] >> (1 << iVar)) & s_Truths6Neg[iVar];
-        if ( Cof0 != Cof1 )
-            return Cof0 < Cof1 ? -1 : 1;
-        return 0;
-    }
-    if ( iVar <= 5 )
-    {
-        word Cof0, Cof1;
-        int w, shift = (1 << iVar);
-        for ( w = nWords - 1; w >= 0; w-- )
-        {
-            Cof0 = pTruth[w] & s_Truths6Neg[iVar];
-            Cof1 = (pTruth[w] >> shift) & s_Truths6Neg[iVar];
-            if ( Cof0 != Cof1 )
-                return Cof0 < Cof1 ? -1 : 1;
-        }
-        return 0;
-    }
-    // if ( iVar > 5 )
-    {
-        word * pLimit = pTruth + nWords;
-        int i, iStep = Abc_TtWordNum(iVar);
-        assert( nWords >= 2 );
-        for ( pLimit -= 2*iStep; pLimit >= pTruth; pLimit -= 2*iStep )
-            for ( i = iStep - 1; i >= 0; i-- )
-                if ( pLimit[i] != pLimit[i + iStep] )
-                    return pLimit[i] < pLimit[i + iStep] ? -1 : 1;
-        return 0;
-    }    
-}
 
 /**Function*************************************************************