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/**CFile****************************************************************
FileName [decPrint.c]
PackageName [MVSIS 2.0: Multi-valued logic synthesis system.]
Synopsis [Procedures to print the decomposition graphs (factored forms).]
Author [MVSIS Group]
Affiliation [UC Berkeley]
Date [Ver. 1.0. Started - February 1, 2003.]
Revision [$Id: decPrint.c,v 1.1 2003/05/22 19:20:05 alanmi Exp $]
***********************************************************************/
#include "abc.h"
#include "dec.h"
////////////////////////////////////////////////////////////////////////
/// DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
static void Dec_GraphPrint_rec( FILE * pFile, Dec_Graph_t * pGraph, Dec_Node_t * pNode, int fCompl, char * pNamesIn[], int * pPos, int LitSizeMax );
static int Dec_GraphPrintGetLeafName( FILE * pFile, int iLeaf, int fCompl, char * pNamesIn[] );
static void Dec_GraphPrintUpdatePos( FILE * pFile, int * pPos, int LitSizeMax );
static int Dec_GraphPrintOutputName( FILE * pFile, char * pNameOut, int fCompl );
////////////////////////////////////////////////////////////////////////
/// FUNCTION DEFITIONS ///
////////////////////////////////////////////////////////////////////////
/**Function*************************************************************
Synopsis [Prints the decomposition graph.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Dec_GraphPrint( FILE * pFile, Dec_Graph_t * pGraph, char * pNamesIn[], char * pNameOut )
{
Vec_Ptr_t * vNamesIn = NULL;
int LitSizeMax, LitSizeCur, Pos, i;
// create the names if not given by the user
if ( pNamesIn == NULL )
{
vNamesIn = Abc_NodeGetFakeNames( Dec_GraphLeaveNum(pGraph) );
pNamesIn = (char **)vNamesIn->pArray;
}
if ( pNameOut == NULL )
pNameOut = "F";
// get the size of the longest literal
LitSizeMax = 0;
for ( i = 0; i < Dec_GraphLeaveNum(pGraph); i++ )
{
LitSizeCur = strlen(pNamesIn[i]);
if ( LitSizeMax < LitSizeCur )
LitSizeMax = LitSizeCur;
}
if ( LitSizeMax > 50 )
LitSizeMax = 20;
// write the decomposition graph (factored form)
if ( Dec_GraphIsConst(pGraph) ) // constant
{
Pos = Dec_GraphPrintOutputName( pFile, pNameOut, 0 );
fprintf( pFile, "Constant %d", !Dec_GraphIsComplement(pGraph) );
}
else if ( Dec_GraphIsVar(pGraph) ) // literal
{
Pos = Dec_GraphPrintOutputName( pFile, pNameOut, 0 );
Dec_GraphPrintGetLeafName( pFile, Dec_GraphVarInt(pGraph), Dec_GraphIsComplement(pGraph), pNamesIn );
}
else
{
Pos = Dec_GraphPrintOutputName( pFile, pNameOut, Dec_GraphIsComplement(pGraph) );
Dec_GraphPrint_rec( pFile, pGraph, Dec_GraphNodeLast(pGraph), 0, pNamesIn, &Pos, LitSizeMax );
}
fprintf( pFile, "\n" );
if ( vNamesIn )
Abc_NodeFreeNames( vNamesIn );
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Dec_GraphPrint_rec( FILE * pFile, Dec_Graph_t * pGraph, Dec_Node_t * pNode, int fCompl, char * pNamesIn[], int * pPos, int LitSizeMax )
{
Dec_Node_t * pNode0, * pNode1;
pNode0 = Dec_GraphNode(pGraph, pNode->eEdge0.Node);
pNode1 = Dec_GraphNode(pGraph, pNode->eEdge1.Node);
if ( Dec_GraphNodeIsVar(pGraph, pNode) ) // FT_NODE_LEAF )
{
(*pPos) += Dec_GraphPrintGetLeafName( pFile, Dec_GraphNodeInt(pGraph,pNode), fCompl, pNamesIn );
return;
}
if ( !pNode->fNodeOr ) // FT_NODE_AND )
{
if ( !pNode0->fNodeOr ) // != FT_NODE_OR )
Dec_GraphPrint_rec( pFile, pGraph, pNode0, pNode->fCompl0, pNamesIn, pPos, LitSizeMax );
else
{
fprintf( pFile, "(" );
(*pPos)++;
Dec_GraphPrint_rec( pFile, pGraph, pNode0, pNode->fCompl0, pNamesIn, pPos, LitSizeMax );
fprintf( pFile, ")" );
(*pPos)++;
}
fprintf( pFile, " " );
(*pPos)++;
Dec_GraphPrintUpdatePos( pFile, pPos, LitSizeMax );
if ( !pNode1->fNodeOr ) // != FT_NODE_OR )
Dec_GraphPrint_rec( pFile, pGraph, pNode1, pNode->fCompl1, pNamesIn, pPos, LitSizeMax );
else
{
fprintf( pFile, "(" );
(*pPos)++;
Dec_GraphPrint_rec( pFile, pGraph, pNode1, pNode->fCompl1, pNamesIn, pPos, LitSizeMax );
fprintf( pFile, ")" );
(*pPos)++;
}
return;
}
if ( pNode->fNodeOr ) // FT_NODE_OR )
{
Dec_GraphPrint_rec( pFile, pGraph, pNode0, pNode->fCompl0, pNamesIn, pPos, LitSizeMax );
fprintf( pFile, " + " );
(*pPos) += 3;
Dec_GraphPrintUpdatePos( pFile, pPos, LitSizeMax );
Dec_GraphPrint_rec( pFile, pGraph, pNode1, pNode->fCompl1, pNamesIn, pPos, LitSizeMax );
return;
}
assert( 0 );
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
int Dec_GraphPrintGetLeafName( FILE * pFile, int iLeaf, int fCompl, char * pNamesIn[] )
{
static char Buffer[100];
sprintf( Buffer, "%s%s", pNamesIn[iLeaf], fCompl? "\'" : "" );
fprintf( pFile, "%s", Buffer );
return strlen( Buffer );
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Dec_GraphPrintUpdatePos( FILE * pFile, int * pPos, int LitSizeMax )
{
int i;
if ( *pPos + LitSizeMax < 77 )
return;
fprintf( pFile, "\n" );
for ( i = 0; i < 10; i++ )
fprintf( pFile, " " );
*pPos = 10;
}
/**Function*************************************************************
Synopsis [Starts the printout for a decomposition graph.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
int Dec_GraphPrintOutputName( FILE * pFile, char * pNameOut, int fCompl )
{
if ( pNameOut == NULL )
return 0;
fprintf( pFile, "%6s%s = ", pNameOut, fCompl? "\'" : " " );
return 10;
}
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
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