From 8eef7f8326e715ea4e9e84f46487cf4657601c25 Mon Sep 17 00:00:00 2001
From: Alan Mishchenko <alanmi@berkeley.edu>
Date: Mon, 20 Feb 2006 08:01:00 -0800
Subject: Version abc60220

---
 src/base/abci/abcCollapse.c | 149 --------------------------------------------
 1 file changed, 149 deletions(-)
 delete mode 100644 src/base/abci/abcCollapse.c

(limited to 'src/base/abci/abcCollapse.c')

diff --git a/src/base/abci/abcCollapse.c b/src/base/abci/abcCollapse.c
deleted file mode 100644
index 59c76e09..00000000
--- a/src/base/abci/abcCollapse.c
+++ /dev/null
@@ -1,149 +0,0 @@
-/**CFile****************************************************************
-
-  FileName    [abcCollapse.c]
-
-  SystemName  [ABC: Logic synthesis and verification system.]
-
-  PackageName [Network and node package.]
-
-  Synopsis    [Collapsing the network into two-levels.]
-
-  Author      [Alan Mishchenko]
-  
-  Affiliation [UC Berkeley]
-
-  Date        [Ver. 1.0. Started - June 20, 2005.]
-
-  Revision    [$Id: abcCollapse.c,v 1.00 2005/06/20 00:00:00 alanmi Exp $]
-
-***********************************************************************/
-
-#include "abc.h"
-
-////////////////////////////////////////////////////////////////////////
-///                        DECLARATIONS                              ///
-////////////////////////////////////////////////////////////////////////
-
-static Abc_Ntk_t * Abc_NtkFromGlobalBdds( Abc_Ntk_t * pNtk );
-static Abc_Obj_t * Abc_NodeFromGlobalBdds( Abc_Ntk_t * pNtkNew, DdManager * dd, DdNode * bFunc );
-
-////////////////////////////////////////////////////////////////////////
-///                     FUNCTION DEFINITIONS                         ///
-////////////////////////////////////////////////////////////////////////
-
-/**Function*************************************************************
-
-  Synopsis    [Collapses the network.]
-
-  Description []
-               
-  SideEffects []
-
-  SeeAlso     []
-
-***********************************************************************/
-Abc_Ntk_t * Abc_NtkCollapse( Abc_Ntk_t * pNtk, int fVerbose )
-{
-    Abc_Ntk_t * pNtkNew;
-
-    assert( Abc_NtkIsStrash(pNtk) );
-
-    // compute the global BDDs
-    if ( Abc_NtkGlobalBdds(pNtk, 0) == NULL )
-        return NULL;
-    if ( fVerbose )
-        printf( "The shared BDD size is %d nodes.\n", Cudd_ReadKeys(pNtk->pManGlob) - Cudd_ReadDead(pNtk->pManGlob) );
-
-    // create the new network
-    pNtkNew = Abc_NtkFromGlobalBdds( pNtk );
-    Abc_NtkFreeGlobalBdds( pNtk );
-    if ( pNtkNew == NULL )
-    {
-        Cudd_Quit( pNtk->pManGlob );
-        pNtk->pManGlob = NULL;
-        return NULL;
-    }
-    Extra_StopManager( pNtk->pManGlob );
-    pNtk->pManGlob = NULL;
-
-    // make the network minimum base
-    Abc_NtkMinimumBase( pNtkNew );
-
-    if ( pNtk->pExdc )
-        pNtkNew->pExdc = Abc_NtkDup( pNtk->pExdc );
-
-    // make sure that everything is okay
-    if ( !Abc_NtkCheck( pNtkNew ) )
-    {
-        printf( "Abc_NtkCollapse: The network check has failed.\n" );
-        Abc_NtkDelete( pNtkNew );
-        return NULL;
-    }
-    return pNtkNew;
-}
-
-/**Function*************************************************************
-
-  Synopsis    [Derives the network with the given global BDD.]
-
-  Description []
-               
-  SideEffects []
-
-  SeeAlso     []
-
-***********************************************************************/
-Abc_Ntk_t * Abc_NtkFromGlobalBdds( Abc_Ntk_t * pNtk )
-{
-    ProgressBar * pProgress;
-    Abc_Ntk_t * pNtkNew;
-    Abc_Obj_t * pNode, * pNodeNew;
-    DdManager * dd = pNtk->pManGlob;
-    int i;
-    // start the new network
-    pNtkNew = Abc_NtkStartFrom( pNtk, ABC_NTK_LOGIC, ABC_FUNC_BDD );
-    // make sure the new manager has the same number of inputs
-    Cudd_bddIthVar( pNtkNew->pManFunc, dd->size-1 );
-    // process the POs
-    pProgress = Extra_ProgressBarStart( stdout, Abc_NtkCoNum(pNtk) );
-    Abc_NtkForEachCo( pNtk, pNode, i )
-    {
-        Extra_ProgressBarUpdate( pProgress, i, NULL );
-        pNodeNew = Abc_NodeFromGlobalBdds( pNtkNew, dd, Vec_PtrEntry(pNtk->vFuncsGlob, i) );
-        Abc_ObjAddFanin( pNode->pCopy, pNodeNew );
-    }
-    Extra_ProgressBarStop( pProgress );
-    return pNtkNew;
-}
-
-/**Function*************************************************************
-
-  Synopsis    [Derives the network with the given global BDD.]
-
-  Description []
-               
-  SideEffects []
-
-  SeeAlso     []
-
-***********************************************************************/
-Abc_Obj_t * Abc_NodeFromGlobalBdds( Abc_Ntk_t * pNtkNew, DdManager * dd, DdNode * bFunc )
-{
-    Abc_Obj_t * pNodeNew, * pTemp;
-    int i;
-    // create a new node
-    pNodeNew = Abc_NtkCreateNode( pNtkNew );
-    // add the fanins in the order, in which they appear in the reordered manager
-    Abc_NtkForEachCi( pNtkNew, pTemp, i )
-        Abc_ObjAddFanin( pNodeNew, Abc_NtkCi(pNtkNew, dd->invperm[i]) );
-    // transfer the function
-    pNodeNew->pData = Extra_TransferLevelByLevel( dd, pNtkNew->pManFunc, bFunc );  Cudd_Ref( pNodeNew->pData );
-    return pNodeNew;
-}
-
-
-////////////////////////////////////////////////////////////////////////
-///                       END OF FILE                                ///
-////////////////////////////////////////////////////////////////////////
-
-
-- 
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