Code restructuring.

5 files changed, 373 insertions, 316 deletions

diff --git a/src/aig/gia/giaBalance.c b/src/aig/gia/giaBalAig.c
index 2ea0f5d0..b0d35cb8 100644
--- a/src/aig/gia/giaBalance.c
+++ b/src/aig/gia/giaBalAig.c
@@ -980,195 +980,6 @@ Gia_Man_t * Gia_ManAreaBalance( Gia_Man_t * p, int fSimpleAnd, int nNewNodesMax,
     return pNew2;
 }
 
-/**Function*************************************************************
-
-  Synopsis    [Synthesis script.]
-
-  Description []
-               
-  SideEffects []
-
-  SeeAlso     []
-
-***********************************************************************/
-void Gia_ManAigPrintPiLevels( Gia_Man_t * p )
-{
-    Gia_Obj_t * pObj;
-    int i;
-    Gia_ManForEachPi( p, pObj, i )
-        printf( "%d ", Gia_ObjLevel(p, pObj) );
-    printf( "\n" );
-}
-
-/**Function*************************************************************
-
-  Synopsis    [Synthesis script.]
-
-  Description []
-               
-  SideEffects []
-
-  SeeAlso     []
-
-***********************************************************************/
-Gia_Man_t * Gia_ManAigSyn2( Gia_Man_t * pInit, int fOldAlgo, int fCoarsen, int fCutMin, int nRelaxRatio, int fDelayMin, int fVerbose, int fVeryVerbose )
-{
-    Gia_Man_t * p, * pNew, * pTemp;
-    Jf_Par_t Pars, * pPars = &Pars;
-    if ( fOldAlgo )
-    {
-        Jf_ManSetDefaultPars( pPars );
-        pPars->fCutMin     = fCutMin;
-    }
-    else
-    {
-        Lf_ManSetDefaultPars( pPars );
-        pPars->fCutMin     = fCutMin;
-        pPars->fCoarsen    = fCoarsen;
-        pPars->nRelaxRatio = nRelaxRatio;
-        pPars->nAreaTuner  = 1;
-        pPars->nCutNum     = 4;
-    }
-    if ( fVerbose )  Gia_ManPrintStats( pInit, NULL );
-    p = Gia_ManDup( pInit );
-    Gia_ManTransferTiming( p, pInit );
-    if ( Gia_ManAndNum(p) == 0 )
-        return p;
-    // delay optimization
-    if ( fDelayMin && p->pManTime == NULL )
-    {
-        int Area0, Area1, Delay0, Delay1;
-        int fCutMin = pPars->fCutMin;
-        int fCoarsen = pPars->fCoarsen;
-        int nRelaxRatio = pPars->nRelaxRatio;
-        pPars->fCutMin = 0;
-        pPars->fCoarsen = 0;
-        pPars->nRelaxRatio = 0;
-        // perform mapping
-        if ( fOldAlgo )
-            Jf_ManPerformMapping( p, pPars );
-        else
-            Lf_ManPerformMapping( p, pPars );
-        Area0  = (int)pPars->Area;
-        Delay0 = (int)pPars->Delay;
-        // perform balancing
-        pNew = Gia_ManPerformDsdBalance( p, 6, 4, 0, 0 );
-        // perform mapping again
-        if ( fOldAlgo )
-            Jf_ManPerformMapping( pNew, pPars );
-        else
-            Lf_ManPerformMapping( pNew, pPars );
-        Area1  = (int)pPars->Area;
-        Delay1 = (int)pPars->Delay;
-        // choose the best result
-        if ( Delay1 < Delay0 - 1 || (Delay1 == Delay0 + 1 && 100.0 * (Area1 - Area0) / Area1 < 3.0) )
-        {
-            Gia_ManStop( p );
-            p = pNew;
-        }
-        else
-        {
-            Gia_ManStop( pNew );
-            Vec_IntFreeP( &p->vMapping );
-        }
-        // reset params
-        pPars->fCutMin = fCutMin;
-        pPars->fCoarsen = fCoarsen;
-        pPars->nRelaxRatio = nRelaxRatio;
-    }
-    // perform balancing
-    pNew = Gia_ManAreaBalance( p, 0, ABC_INFINITY, fVeryVerbose, 0 );
-    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
-    Gia_ManStop( p );
-    // perform mapping
-    if ( fOldAlgo )
-        pNew = Jf_ManPerformMapping( pTemp = pNew, pPars );
-    else
-        pNew = Lf_ManPerformMapping( pTemp = pNew, pPars );
-    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
-    if ( pTemp != pNew )
-        Gia_ManStop( pTemp );
-    // perform balancing
-    pNew = Gia_ManAreaBalance( pTemp = pNew, 0, ABC_INFINITY, fVeryVerbose, 0 );
-    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
-    Gia_ManStop( pTemp );
-    return pNew;
-}
-Gia_Man_t * Gia_ManAigSyn3( Gia_Man_t * p, int fVerbose, int fVeryVerbose )
-{
-    Gia_Man_t * pNew, * pTemp;
-    Jf_Par_t Pars, * pPars = &Pars;
-    Jf_ManSetDefaultPars( pPars );
-    pPars->nRelaxRatio = 40;
-    if ( fVerbose )     Gia_ManPrintStats( p, NULL );
-    if ( Gia_ManAndNum(p) == 0 )
-        return Gia_ManDup(p);
-    // perform balancing
-    pNew = Gia_ManAreaBalance( p, 0, ABC_INFINITY, fVeryVerbose, 0 );
-    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
-    // perform mapping
-    pPars->nLutSize = 6;
-    pNew = Jf_ManPerformMapping( pTemp = pNew, pPars );
-    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
-//    Gia_ManStop( pTemp );
-    // perform balancing
-    pNew = Gia_ManAreaBalance( pTemp = pNew, 0, ABC_INFINITY, fVeryVerbose, 0 );
-    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
-    Gia_ManStop( pTemp );
-    // perform mapping
-    pPars->nLutSize = 4;
-    pNew = Jf_ManPerformMapping( pTemp = pNew, pPars );
-    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
-//    Gia_ManStop( pTemp );
-    // perform balancing
-    pNew = Gia_ManAreaBalance( pTemp = pNew, 0, ABC_INFINITY, fVeryVerbose, 0 );
-    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
-    Gia_ManStop( pTemp );
-    return pNew;
-}
-Gia_Man_t * Gia_ManAigSyn4( Gia_Man_t * p, int fVerbose, int fVeryVerbose )
-{
-    Gia_Man_t * pNew, * pTemp;
-    Jf_Par_t Pars, * pPars = &Pars;
-    Jf_ManSetDefaultPars( pPars );
-    pPars->nRelaxRatio = 40;
-    if ( fVerbose )     Gia_ManPrintStats( p, NULL );
-    if ( Gia_ManAndNum(p) == 0 )
-        return Gia_ManDup(p);
-//Gia_ManAigPrintPiLevels( p );
-    // perform balancing
-    pNew = Gia_ManAreaBalance( p, 0, ABC_INFINITY, fVeryVerbose, 0 );
-    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
-    // perform mapping
-    pPars->nLutSize = 7;
-    pNew = Jf_ManPerformMapping( pTemp = pNew, pPars );
-    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
-//    Gia_ManStop( pTemp );
-    // perform extraction
-    pNew = Gia_ManPerformFx( pTemp = pNew, ABC_INFINITY, 0, 0, fVeryVerbose, 0 );
-    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
-    Gia_ManStop( pTemp );
-    // perform balancing
-    pNew = Gia_ManAreaBalance( pTemp = pNew, 0, ABC_INFINITY, fVeryVerbose, 0 );
-    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
-    Gia_ManStop( pTemp );
-    // perform mapping
-    pPars->nLutSize = 5;
-    pNew = Jf_ManPerformMapping( pTemp = pNew, pPars );
-    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
-//    Gia_ManStop( pTemp );
-    // perform extraction
-    pNew = Gia_ManPerformFx( pTemp = pNew, ABC_INFINITY, 0, 0, fVeryVerbose, 0 );
-    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
-    Gia_ManStop( pTemp );
-    // perform balancing
-    pNew = Gia_ManAreaBalance( pTemp = pNew, 0, ABC_INFINITY, fVeryVerbose, 0 );
-    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
-    Gia_ManStop( pTemp );
-//Gia_ManAigPrintPiLevels( pNew );
-    return pNew;
-}
-
 ////////////////////////////////////////////////////////////////////////
 ///                       END OF FILE                                ///
 ////////////////////////////////////////////////////////////////////////
diff --git a/src/aig/gia/giaBalance2.c b/src/aig/gia/giaBalLut.c
index 73d2a6fb..73d2a6fb 100644
--- a/src/aig/gia/giaBalance2.c
+++ b/src/aig/gia/giaBalLut.c
diff --git a/src/aig/gia/giaSopb.c b/src/aig/gia/giaBalMap.c
index 57de4cfe..b285daea 100644
--- a/src/aig/gia/giaSopb.c
+++ b/src/aig/gia/giaBalMap.c
@@ -19,8 +19,6 @@
 ***********************************************************************/
 
 #include "gia.h"
-#include "base/main/main.h"
-#include "base/cmd/cmd.h"
 
 ABC_NAMESPACE_IMPL_START
 
@@ -319,128 +317,6 @@ Gia_Man_t * Gia_ManPerformDsdBalanceWin( Gia_Man_t * p, int LevelMax, int nTimeW
     return pNew;
 }
 
-/**Function*************************************************************
-
-  Synopsis    []
-
-  Description []
-               
-  SideEffects []
-
-  SeeAlso     []
-
-***********************************************************************/
-void Gia_ManPerformMap( int nAnds, int nLutSize, int nCutNum, int fVerbose )
-{
-    char Command[200];
-    sprintf( Command, "&unmap; &lf -K %d -C %d -k; &save", nLutSize, nCutNum );
-    Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), Command );
-    if ( fVerbose )
-    {
-        printf( "MAPPING:\n" );
-        printf( "Mapping with &lf -k:\n" );
-        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&ps" );
-    }
-    sprintf( Command, "&unmap; &lf -K %d -C %d; &save", nLutSize, nCutNum );
-    Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), Command );
-    if ( fVerbose )
-    {
-        printf( "Mapping with &lf:\n" );
-        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&ps" );
-    }
-    if ( (nLutSize == 4 && nAnds < 100000) || (nLutSize == 6 && nAnds < 2000) )
-    {
-        sprintf( Command, "&unmap; &if -sz -S %d%d -K %d -C %d", nLutSize, nLutSize, 2*nLutSize-1, 2*nCutNum );
-        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), Command );
-        Vec_IntFreeP( &Abc_FrameReadGia(Abc_FrameGetGlobalFrame())->vPacking );
-        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&save" );
-        if ( fVerbose )
-        {
-            printf( "Mapping with &if -sz -S %d%d -K %d -C %d:\n", nLutSize, nLutSize, 2*nLutSize-1, 2*nCutNum );
-            Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&ps" );
-        }
-    }
-    Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&load" );
-    if ( fVerbose )
-    {
-        printf( "Mapping final:\n" );
-        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&ps" );
-    }
-}
-void Gia_ManPerformRound( int fIsMapped, int nAnds, int nLevels, int nLutSize, int nCutNum, int nRelaxRatio, int fVerbose )
-{
-    char Command[200];
-
-    // perform AIG-based synthesis
-    if ( nAnds < 50000 )
-    {
-        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "" );
-        sprintf( Command, "&dsdb; &dch -f; &if -K %d -C %d; &save", nLutSize, nCutNum );
-        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), Command );
-        if ( fVerbose )
-        {
-            printf( "Mapping with &dch -f; &if -K %d -C %d:\n", nLutSize, nCutNum );
-            Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&ps" );
-        }
-        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&st" );
-    }
-
-    // perform AIG-based synthesis
-    if ( nAnds < 20000 )
-    {
-        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "" );
-        sprintf( Command, "&dsdb; &dch -f; &if -K %d -C %d; &save", nLutSize, nCutNum );
-        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), Command );
-        if ( fVerbose )
-        {
-            printf( "Mapping with &dch -f; &if -K %d -C %d:\n", nLutSize, nCutNum );
-            Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&ps" );
-        }
-        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&st" );
-    }
-
-    // perform first round of mapping
-    Gia_ManPerformMap( nAnds, nLutSize, nCutNum, fVerbose );
-    Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&st" );
-
-    // perform synthesis
-    Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&dsdb" );
-
-    // perform second round of mapping
-    Gia_ManPerformMap( nAnds, nLutSize, nCutNum, fVerbose );
-    Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&st" );
-
-    // perform synthesis
-    Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&syn2 -m -R 10; &dsdb" );
-
-    // prepare for final mapping
-    sprintf( Command, "&blut -a -K %d", nLutSize );
-    Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), Command );
-
-    // perform third round of mapping
-    Gia_ManPerformMap( nAnds, nLutSize, nCutNum, fVerbose );
-}
-void Gia_ManPerformFlow( int fIsMapped, int nAnds, int nLevels, int nLutSize, int nCutNum, int nRelaxRatio, int fVerbose )
-{
-    // remove comb equivs
-    if ( fIsMapped )
-        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&st" );
-    if ( Abc_FrameReadGia(Abc_FrameGetGlobalFrame())->pManTime )
-        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&sweep" );
-    else
-        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&fraig -c" );
-
-    // perform first round
-    Gia_ManPerformRound( fIsMapped, nAnds, nLevels, nLutSize, nCutNum, nRelaxRatio, fVerbose );
-
-    // perform synthesis
-    Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&st; &sopb" );
-
-    // perform first round
-    Gia_ManPerformRound( fIsMapped, nAnds, nLevels, nLutSize, nCutNum, nRelaxRatio, fVerbose );
-}
-
-
 ////////////////////////////////////////////////////////////////////////
 ///                       END OF FILE                                ///
 ////////////////////////////////////////////////////////////////////////
diff --git a/src/aig/gia/giaScript.c b/src/aig/gia/giaScript.c
new file mode 100644
index 00000000..cf58f794
--- /dev/null
+++ b/src/aig/gia/giaScript.c
@@ -0,0 +1,369 @@
+/**CFile****************************************************************
+
+  FileName    [giaScript.c]
+
+  SystemName  [ABC: Logic synthesis and verification system.]
+
+  PackageName [Scalable AIG package.]
+
+  Synopsis    [Various hardcoded scripts.]
+
+  Author      [Alan Mishchenko]
+  
+  Affiliation [UC Berkeley]
+
+  Date        [Ver. 1.0. Started - June 20, 2005.]
+
+  Revision    [$Id: giaScript.c,v 1.00 2005/06/20 00:00:00 alanmi Exp $]
+
+***********************************************************************/
+
+#include "gia.h"
+#include "base/main/main.h"
+#include "base/cmd/cmd.h"
+
+ABC_NAMESPACE_IMPL_START
+
+
+////////////////////////////////////////////////////////////////////////
+///                        DECLARATIONS                              ///
+////////////////////////////////////////////////////////////////////////
+
+////////////////////////////////////////////////////////////////////////
+///                     FUNCTION DEFINITIONS                         ///
+////////////////////////////////////////////////////////////////////////
+
+/**Function*************************************************************
+
+  Synopsis    [Synthesis script.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Gia_ManAigPrintPiLevels( Gia_Man_t * p )
+{
+    Gia_Obj_t * pObj;
+    int i;
+    Gia_ManForEachPi( p, pObj, i )
+        printf( "%d ", Gia_ObjLevel(p, pObj) );
+    printf( "\n" );
+}
+
+/**Function*************************************************************
+
+  Synopsis    [Synthesis script.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+Gia_Man_t * Gia_ManAigSyn2( Gia_Man_t * pInit, int fOldAlgo, int fCoarsen, int fCutMin, int nRelaxRatio, int fDelayMin, int fVerbose, int fVeryVerbose )
+{
+    Gia_Man_t * p, * pNew, * pTemp;
+    Jf_Par_t Pars, * pPars = &Pars;
+    if ( fOldAlgo )
+    {
+        Jf_ManSetDefaultPars( pPars );
+        pPars->fCutMin     = fCutMin;
+    }
+    else
+    {
+        Lf_ManSetDefaultPars( pPars );
+        pPars->fCutMin     = fCutMin;
+        pPars->fCoarsen    = fCoarsen;
+        pPars->nRelaxRatio = nRelaxRatio;
+        pPars->nAreaTuner  = 1;
+        pPars->nCutNum     = 4;
+    }
+    if ( fVerbose )  Gia_ManPrintStats( pInit, NULL );
+    p = Gia_ManDup( pInit );
+    Gia_ManTransferTiming( p, pInit );
+    if ( Gia_ManAndNum(p) == 0 )
+        return p;
+    // delay optimization
+    if ( fDelayMin && p->pManTime == NULL )
+    {
+        int Area0, Area1, Delay0, Delay1;
+        int fCutMin = pPars->fCutMin;
+        int fCoarsen = pPars->fCoarsen;
+        int nRelaxRatio = pPars->nRelaxRatio;
+        pPars->fCutMin = 0;
+        pPars->fCoarsen = 0;
+        pPars->nRelaxRatio = 0;
+        // perform mapping
+        if ( fOldAlgo )
+            Jf_ManPerformMapping( p, pPars );
+        else
+            Lf_ManPerformMapping( p, pPars );
+        Area0  = (int)pPars->Area;
+        Delay0 = (int)pPars->Delay;
+        // perform balancing
+        pNew = Gia_ManPerformDsdBalance( p, 6, 4, 0, 0 );
+        // perform mapping again
+        if ( fOldAlgo )
+            Jf_ManPerformMapping( pNew, pPars );
+        else
+            Lf_ManPerformMapping( pNew, pPars );
+        Area1  = (int)pPars->Area;
+        Delay1 = (int)pPars->Delay;
+        // choose the best result
+        if ( Delay1 < Delay0 - 1 || (Delay1 == Delay0 + 1 && 100.0 * (Area1 - Area0) / Area1 < 3.0) )
+        {
+            Gia_ManStop( p );
+            p = pNew;
+        }
+        else
+        {
+            Gia_ManStop( pNew );
+            Vec_IntFreeP( &p->vMapping );
+        }
+        // reset params
+        pPars->fCutMin = fCutMin;
+        pPars->fCoarsen = fCoarsen;
+        pPars->nRelaxRatio = nRelaxRatio;
+    }
+    // perform balancing
+    pNew = Gia_ManAreaBalance( p, 0, ABC_INFINITY, fVeryVerbose, 0 );
+    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
+    Gia_ManStop( p );
+    // perform mapping
+    if ( fOldAlgo )
+        pNew = Jf_ManPerformMapping( pTemp = pNew, pPars );
+    else
+        pNew = Lf_ManPerformMapping( pTemp = pNew, pPars );
+    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
+    if ( pTemp != pNew )
+        Gia_ManStop( pTemp );
+    // perform balancing
+    pNew = Gia_ManAreaBalance( pTemp = pNew, 0, ABC_INFINITY, fVeryVerbose, 0 );
+    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
+    Gia_ManStop( pTemp );
+    return pNew;
+}
+Gia_Man_t * Gia_ManAigSyn3( Gia_Man_t * p, int fVerbose, int fVeryVerbose )
+{
+    Gia_Man_t * pNew, * pTemp;
+    Jf_Par_t Pars, * pPars = &Pars;
+    Jf_ManSetDefaultPars( pPars );
+    pPars->nRelaxRatio = 40;
+    if ( fVerbose )     Gia_ManPrintStats( p, NULL );
+    if ( Gia_ManAndNum(p) == 0 )
+        return Gia_ManDup(p);
+    // perform balancing
+    pNew = Gia_ManAreaBalance( p, 0, ABC_INFINITY, fVeryVerbose, 0 );
+    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
+    // perform mapping
+    pPars->nLutSize = 6;
+    pNew = Jf_ManPerformMapping( pTemp = pNew, pPars );
+    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
+//    Gia_ManStop( pTemp );
+    // perform balancing
+    pNew = Gia_ManAreaBalance( pTemp = pNew, 0, ABC_INFINITY, fVeryVerbose, 0 );
+    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
+    Gia_ManStop( pTemp );
+    // perform mapping
+    pPars->nLutSize = 4;
+    pNew = Jf_ManPerformMapping( pTemp = pNew, pPars );
+    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
+//    Gia_ManStop( pTemp );
+    // perform balancing
+    pNew = Gia_ManAreaBalance( pTemp = pNew, 0, ABC_INFINITY, fVeryVerbose, 0 );
+    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
+    Gia_ManStop( pTemp );
+    return pNew;
+}
+Gia_Man_t * Gia_ManAigSyn4( Gia_Man_t * p, int fVerbose, int fVeryVerbose )
+{
+    Gia_Man_t * pNew, * pTemp;
+    Jf_Par_t Pars, * pPars = &Pars;
+    Jf_ManSetDefaultPars( pPars );
+    pPars->nRelaxRatio = 40;
+    if ( fVerbose )     Gia_ManPrintStats( p, NULL );
+    if ( Gia_ManAndNum(p) == 0 )
+        return Gia_ManDup(p);
+//Gia_ManAigPrintPiLevels( p );
+    // perform balancing
+    pNew = Gia_ManAreaBalance( p, 0, ABC_INFINITY, fVeryVerbose, 0 );
+    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
+    // perform mapping
+    pPars->nLutSize = 7;
+    pNew = Jf_ManPerformMapping( pTemp = pNew, pPars );
+    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
+//    Gia_ManStop( pTemp );
+    // perform extraction
+    pNew = Gia_ManPerformFx( pTemp = pNew, ABC_INFINITY, 0, 0, fVeryVerbose, 0 );
+    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
+    Gia_ManStop( pTemp );
+    // perform balancing
+    pNew = Gia_ManAreaBalance( pTemp = pNew, 0, ABC_INFINITY, fVeryVerbose, 0 );
+    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
+    Gia_ManStop( pTemp );
+    // perform mapping
+    pPars->nLutSize = 5;
+    pNew = Jf_ManPerformMapping( pTemp = pNew, pPars );
+    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
+//    Gia_ManStop( pTemp );
+    // perform extraction
+    pNew = Gia_ManPerformFx( pTemp = pNew, ABC_INFINITY, 0, 0, fVeryVerbose, 0 );
+    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
+    Gia_ManStop( pTemp );
+    // perform balancing
+    pNew = Gia_ManAreaBalance( pTemp = pNew, 0, ABC_INFINITY, fVeryVerbose, 0 );
+    if ( fVerbose )     Gia_ManPrintStats( pNew, NULL );
+    Gia_ManStop( pTemp );
+//Gia_ManAigPrintPiLevels( pNew );
+    return pNew;
+}
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Gia_ManPerformMap( int nAnds, int nLutSize, int nCutNum, int fVerbose )
+{
+    char Command[200];
+    sprintf( Command, "&unmap; &lf -K %d -C %d -k; &save", nLutSize, nCutNum );
+    Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), Command );
+    if ( fVerbose )
+    {
+        printf( "MAPPING:\n" );
+        printf( "Mapping with &lf -k:\n" );
+        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&ps" );
+    }
+    sprintf( Command, "&unmap; &lf -K %d -C %d; &save", nLutSize, nCutNum );
+    Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), Command );
+    if ( fVerbose )
+    {
+        printf( "Mapping with &lf:\n" );
+        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&ps" );
+    }
+    if ( (nLutSize == 4 && nAnds < 100000) || (nLutSize == 6 && nAnds < 2000) )
+    {
+        sprintf( Command, "&unmap; &if -sz -S %d%d -K %d -C %d", nLutSize, nLutSize, 2*nLutSize-1, 2*nCutNum );
+        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), Command );
+        Vec_IntFreeP( &Abc_FrameReadGia(Abc_FrameGetGlobalFrame())->vPacking );
+        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&save" );
+        if ( fVerbose )
+        {
+            printf( "Mapping with &if -sz -S %d%d -K %d -C %d:\n", nLutSize, nLutSize, 2*nLutSize-1, 2*nCutNum );
+            Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&ps" );
+        }
+    }
+    Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&load" );
+    if ( fVerbose )
+    {
+        printf( "Mapping final:\n" );
+        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&ps" );
+    }
+}
+void Gia_ManPerformRound( int fIsMapped, int nAnds, int nLevels, int nLutSize, int nCutNum, int nRelaxRatio, int fVerbose )
+{
+    char Command[200];
+
+    // perform AIG-based synthesis
+    if ( nAnds < 50000 )
+    {
+        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "" );
+        sprintf( Command, "&dsdb; &dch -f; &if -K %d -C %d; &save", nLutSize, nCutNum );
+        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), Command );
+        if ( fVerbose )
+        {
+            printf( "Mapping with &dch -f; &if -K %d -C %d:\n", nLutSize, nCutNum );
+            Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&ps" );
+        }
+        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&st" );
+    }
+
+    // perform AIG-based synthesis
+    if ( nAnds < 20000 )
+    {
+        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "" );
+        sprintf( Command, "&dsdb; &dch -f; &if -K %d -C %d; &save", nLutSize, nCutNum );
+        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), Command );
+        if ( fVerbose )
+        {
+            printf( "Mapping with &dch -f; &if -K %d -C %d:\n", nLutSize, nCutNum );
+            Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&ps" );
+        }
+        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&st" );
+    }
+
+    // perform first round of mapping
+    Gia_ManPerformMap( nAnds, nLutSize, nCutNum, fVerbose );
+    Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&st" );
+
+    // perform synthesis
+    Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&dsdb" );
+
+    // perform second round of mapping
+    Gia_ManPerformMap( nAnds, nLutSize, nCutNum, fVerbose );
+    Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&st" );
+
+    // perform synthesis
+    Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&syn2 -m -R 10; &dsdb" );
+
+    // prepare for final mapping
+    sprintf( Command, "&blut -a -K %d", nLutSize );
+    Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), Command );
+
+    // perform third round of mapping
+    Gia_ManPerformMap( nAnds, nLutSize, nCutNum, fVerbose );
+}
+void Gia_ManPerformFlow( int fIsMapped, int nAnds, int nLevels, int nLutSize, int nCutNum, int nRelaxRatio, int fVerbose )
+{
+    // remove comb equivs
+    if ( fIsMapped )
+        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&st" );
+    if ( Abc_FrameReadGia(Abc_FrameGetGlobalFrame())->pManTime )
+        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&sweep" );
+    else
+        Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&fraig -c" );
+
+    // perform first round
+    Gia_ManPerformRound( fIsMapped, nAnds, nLevels, nLutSize, nCutNum, nRelaxRatio, fVerbose );
+
+    // perform synthesis
+    Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "&st; &sopb" );
+
+    // perform first round
+    Gia_ManPerformRound( fIsMapped, nAnds, nLevels, nLutSize, nCutNum, nRelaxRatio, fVerbose );
+}
+
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+Gia_Man_t * Gia_ManAigSynch2( Gia_Man_t * p, int fVerbose )
+{
+    return NULL;
+}
+
+////////////////////////////////////////////////////////////////////////
+///                       END OF FILE                                ///
+////////////////////////////////////////////////////////////////////////
+
+
+ABC_NAMESPACE_IMPL_END
+
diff --git a/src/aig/gia/module.make b/src/aig/gia/module.make
index 5004199b..2f6c5512 100644
--- a/src/aig/gia/module.make
+++ b/src/aig/gia/module.make
@@ -2,8 +2,9 @@ SRC +=    src/aig/gia/giaAig.c \
     src/aig/gia/giaAgi.c \
     src/aig/gia/giaAiger.c \
     src/aig/gia/giaAigerExt.c \
-    src/aig/gia/giaBalance.c \
-    src/aig/gia/giaBalance2.c \
+    src/aig/gia/giaBalAig.c \
+    src/aig/gia/giaBalLut.c \
+    src/aig/gia/giaBalMap.c \
     src/aig/gia/giaBidec.c \
     src/aig/gia/giaCCof.c \
     src/aig/gia/giaCex.c \
@@ -48,12 +49,12 @@ SRC +=    src/aig/gia/giaAig.c \
     src/aig/gia/giaResub.c \
     src/aig/gia/giaRetime.c \
     src/aig/gia/giaScl.c \
+    src/aig/gia/giaScript.c \
     src/aig/gia/giaShrink.c \
     src/aig/gia/giaShrink6.c \
     src/aig/gia/giaShrink7.c \
     src/aig/gia/giaSim.c \
     src/aig/gia/giaSim2.c \
-    src/aig/gia/giaSopb.c \
     src/aig/gia/giaSort.c \
     src/aig/gia/giaSpeedup.c \
     src/aig/gia/giaStg.c \