From 4d30a1e4f1edecff86d5066ce4653a370e59e5e1 Mon Sep 17 00:00:00 2001
From: Alan Mishchenko <alanmi@berkeley.edu>
Date: Wed, 30 Jan 2008 08:01:00 -0800
Subject: Version abc80130

---
 src/aig/rwt/rwtDec.c | 150 ---------------------------------------------------
 1 file changed, 150 deletions(-)
 delete mode 100644 src/aig/rwt/rwtDec.c

(limited to 'src/aig/rwt/rwtDec.c')

diff --git a/src/aig/rwt/rwtDec.c b/src/aig/rwt/rwtDec.c
deleted file mode 100644
index 98019629..00000000
--- a/src/aig/rwt/rwtDec.c
+++ /dev/null
@@ -1,150 +0,0 @@
-/**CFile****************************************************************
-
-  FileName    [rwtDec.c]
-
-  SystemName  [ABC: Logic synthesis and verification system.]
-
-  PackageName [DAG-aware AIG rewriting package.]
-
-  Synopsis    [Evaluation and decomposition procedures.]
-
-  Author      [Alan Mishchenko]
-  
-  Affiliation [UC Berkeley]
-
-  Date        [Ver. 1.0. Started - June 20, 2005.]
-
-  Revision    [$Id: rwtDec.c,v 1.00 2005/06/20 00:00:00 alanmi Exp $]
-
-***********************************************************************/
-
-#include "rwt.h"
-#include "deco.h"
-
-////////////////////////////////////////////////////////////////////////
-///                        DECLARATIONS                              ///
-////////////////////////////////////////////////////////////////////////
-
-static Dec_Graph_t * Rwt_NodePreprocess( Rwt_Man_t * p, Rwt_Node_t * pNode );
-static Dec_Edge_t    Rwt_TravCollect_rec( Rwt_Man_t * p, Rwt_Node_t * pNode, Dec_Graph_t * pGraph );
-
-////////////////////////////////////////////////////////////////////////
-///                     FUNCTION DEFINITIONS                         ///
-////////////////////////////////////////////////////////////////////////
-
-/**Function*************************************************************
-
-  Synopsis    [Preprocesses computed library of subgraphs.]
-
-  Description []
-               
-  SideEffects []
-
-  SeeAlso     []
-
-***********************************************************************/
-void Rwt_ManPreprocess( Rwt_Man_t * p )
-{
-    Dec_Graph_t * pGraph;
-    Rwt_Node_t * pNode;
-    int i, k;
-    // put the nodes into the structure
-    p->pMapInv  = ALLOC( unsigned short, 222 );
-    memset( p->pMapInv, 0, sizeof(unsigned short) * 222 );
-    p->vClasses = Vec_VecStart( 222 );
-    for ( i = 0; i < p->nFuncs; i++ )
-    {
-        if ( p->pTable[i] == NULL )
-            continue;
-        // consider all implementations of this function
-        for ( pNode = p->pTable[i]; pNode; pNode = pNode->pNext )
-        {
-            assert( pNode->uTruth == p->pTable[i]->uTruth );
-            assert( p->pMap[pNode->uTruth] >= 0 && p->pMap[pNode->uTruth] < 222 );
-            Vec_VecPush( p->vClasses, p->pMap[pNode->uTruth], pNode );
-            p->pMapInv[ p->pMap[pNode->uTruth] ] = p->puCanons[pNode->uTruth];
-        }
-    }
-    // compute decomposition forms for each node and verify them
-    Vec_VecForEachEntry( p->vClasses, pNode, i, k )
-    {
-        pGraph = Rwt_NodePreprocess( p, pNode );
-        pNode->pNext = (Rwt_Node_t *)pGraph;
-//        assert( pNode->uTruth == (Dec_GraphDeriveTruth(pGraph) & 0xFFFF) );
-    }
-}
-
-/**Function*************************************************************
-
-  Synopsis    [Preprocesses subgraphs rooted at this node.]
-
-  Description []
-               
-  SideEffects []
-
-  SeeAlso     []
-
-***********************************************************************/
-Dec_Graph_t * Rwt_NodePreprocess( Rwt_Man_t * p, Rwt_Node_t * pNode )
-{
-    Dec_Graph_t * pGraph;
-    Dec_Edge_t eRoot;
-    assert( !Rwt_IsComplement(pNode) );
-    // consider constant
-    if ( pNode->uTruth == 0 )
-        return Dec_GraphCreateConst0();
-    // consider the case of elementary var
-    if ( pNode->uTruth == 0x00FF )
-        return Dec_GraphCreateLeaf( 3, 4, 1 );
-    // start the subgraphs
-    pGraph = Dec_GraphCreate( 4 );
-    // collect the nodes
-    Rwt_ManIncTravId( p );
-    eRoot = Rwt_TravCollect_rec( p, pNode, pGraph );
-    Dec_GraphSetRoot( pGraph, eRoot );
-    return pGraph;
-}
-
-/**Function*************************************************************
-
-  Synopsis    [Adds one node.]
-
-  Description []
-               
-  SideEffects []
-
-  SeeAlso     []
-
-***********************************************************************/
-Dec_Edge_t Rwt_TravCollect_rec( Rwt_Man_t * p, Rwt_Node_t * pNode, Dec_Graph_t * pGraph )
-{
-    Dec_Edge_t eNode0, eNode1, eNode;
-    // elementary variable
-    if ( pNode->fUsed )
-        return Dec_EdgeCreate( pNode->Id - 1, 0 );
-    // previously visited node
-    if ( pNode->TravId == p->nTravIds )
-        return Dec_IntToEdge( pNode->Volume );
-    pNode->TravId = p->nTravIds;
-    // solve for children
-    eNode0 = Rwt_TravCollect_rec( p, Rwt_Regular(pNode->p0), pGraph );
-    if ( Rwt_IsComplement(pNode->p0) )    
-        eNode0.fCompl = !eNode0.fCompl;
-    eNode1 = Rwt_TravCollect_rec( p, Rwt_Regular(pNode->p1), pGraph );
-    if ( Rwt_IsComplement(pNode->p1) )    
-        eNode1.fCompl = !eNode1.fCompl;
-    // create the decomposition node(s)
-    if ( pNode->fExor )
-        eNode = Dec_GraphAddNodeXor( pGraph, eNode0, eNode1, 0 );
-    else
-        eNode = Dec_GraphAddNodeAnd( pGraph, eNode0, eNode1 );
-    // save the result
-    pNode->Volume = Dec_EdgeToInt( eNode );
-    return eNode;
-}
-
-////////////////////////////////////////////////////////////////////////
-///                       END OF FILE                                ///
-////////////////////////////////////////////////////////////////////////
-
-
-- 
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