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/**CFile****************************************************************
FileName [abcLog.c]
SystemName [ABC: Logic synthesis and verification system.]
PackageName [Network and node package.]
Synopsis [Log file printing.]
Author [Alan Mishchenko]
Affiliation [UC Berkeley]
Date [Ver. 1.0. Started - June 20, 2005.]
Revision [$Id: abcLog.c,v 1.00 2005/06/20 00:00:00 alanmi Exp $]
***********************************************************************/
#include "abc.h"
#include "gia.h"
ABC_NAMESPACE_IMPL_START
////////////////////////////////////////////////////////////////////////
/// DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
/*
Log file format (Jiang, Mon, 28 Sep 2009)
<result> <cyc> <engine_name>
<TRACE> : default is "NULL"
<INIT_STATE> : default is "NULL"
<retult> is the following:
snl_SAT
snl_UNSAT
snl_UNK
snl_ABORT
<cyc> : # of cycles
<INIT_STATE> : initial state
<TRACE> : input vector
<INIT_STATE>and <TRACE> are strings of 0/1/- ( - means don't care). The length is equivalent to #input*#<cyc>.
*/
////////////////////////////////////////////////////////////////////////
/// FUNCTION DEFINITIONS ///
////////////////////////////////////////////////////////////////////////
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Abc_NtkWriteLogFile( char * pFileName, Abc_Cex_t * pCex, int Status, int nFrames, char * pCommand )
{
FILE * pFile;
int i;
pFile = fopen( pFileName, "w" );
if ( pFile == NULL )
{
printf( "Cannot open log file for writing \"%s\".\n" , pFileName );
return;
}
// write <result>
if ( Status == 1 )
fprintf( pFile, "snl_UNSAT" );
else if ( Status == 0 )
fprintf( pFile, "snl_SAT" );
else if ( Status == -1 )
fprintf( pFile, "snl_UNK" );
else
printf( "Abc_NtkWriteLogFile(): Cannot recognize solving status.\n" );
fprintf( pFile, " " );
// write <cyc>
fprintf( pFile, "%d", pCex ? pCex->iFrame + 1 : nFrames );
fprintf( pFile, " " );
// write <engine_name>
fprintf( pFile, "%s", pCommand ? pCommand : "unknown" );
if ( Status == 0 )
fprintf( pFile, " %d", pCex->iPo );
fprintf( pFile, "\n" );
// write <INIT_STATE>
if ( pCex == NULL )
fprintf( pFile, "NULL" );
else
{
for ( i = 0; i < pCex->nRegs; i++ )
fprintf( pFile, "%d", Gia_InfoHasBit(pCex->pData,i) );
}
fprintf( pFile, "\n" );
// write <TRACE>
if ( pCex == NULL )
fprintf( pFile, "NULL" );
else
{
assert( pCex->nBits - pCex->nRegs == pCex->nPis * (pCex->iFrame + 1) );
for ( i = pCex->nRegs; i < pCex->nBits; i++ )
fprintf( pFile, "%d", Gia_InfoHasBit(pCex->pData,i) );
}
fprintf( pFile, "\n" );
fclose( pFile );
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
int Abc_NtkReadLogFile( char * pFileName, Abc_Cex_t ** ppCex, int * pnFrames )
{
FILE * pFile;
Abc_Cex_t * pCex;
Vec_Int_t * vNums;
char Buffer[1000], * pToken;
int c, nRegs = -1, nFrames = -1, iPo = -1, Status = -1;
pFile = fopen( pFileName, "r" );
if ( pFile == NULL )
{
printf( "Cannot open log file for reading \"%s\".\n" , pFileName );
return -1;
}
fgets( Buffer, 1000, pFile );
if ( !strncmp( Buffer, "snl_UNSAT", strlen("snl_UNSAT") ) )
{
Status = 1;
nFrames = atoi( Buffer + strlen("snl_UNSAT") );
}
else if ( !strncmp( Buffer, "snl_SAT", strlen("snl_SAT") ) )
{
Status = 0;
// nFrames = atoi( Buffer + strlen("snl_SAT") );
pToken = strtok( Buffer + strlen("snl_SAT"), " \t\n" );
nFrames = atoi( pToken );
pToken = strtok( NULL, " \t\n" );
pToken = strtok( NULL, " \t\n" );
iPo = atoi( pToken );
}
else if ( !strncmp( Buffer, "snl_UNK", strlen("snl_UNK") ) )
{
Status = -1;
nFrames = atoi( Buffer + strlen("snl_UNK") );
}
else
{
printf( "Unrecognized status.\n" );
}
// found regs till the new line
vNums = Vec_IntAlloc( 100 );
while ( (c = fgetc(pFile)) != EOF )
{
if ( c == '\n' )
break;
if ( c == '0' || c == '1' )
Vec_IntPush( vNums, c - '0' );
}
nRegs = Vec_IntSize(vNums);
// skip till the new line
while ( (c = fgetc(pFile)) != EOF )
{
if ( c == '0' || c == '1' )
Vec_IntPush( vNums, c - '0' );
}
fclose( pFile );
if ( Vec_IntSize(vNums) )
{
if ( nRegs == 0 )
{
printf( "Cannot read register number.\n" );
return -1;
}
if ( Vec_IntSize(vNums)-nRegs == 0 )
{
printf( "Cannot read counter example.\n" );
return -1;
}
if ( (Vec_IntSize(vNums)-nRegs) % nFrames != 0 )
{
printf( "Incorrect number of bits.\n" );
return -1;
}
pCex = Gia_ManAllocCounterExample( nRegs, (Vec_IntSize(vNums)-nRegs)/nFrames, nFrames );
pCex->iPo = iPo;
pCex->iFrame = nFrames - 1;
assert( Vec_IntSize(vNums) == pCex->nBits );
for ( c = 0; c < pCex->nBits; c++ )
if ( Vec_IntEntry(vNums, c) )
Gia_InfoSetBit( pCex->pData, c );
Vec_IntFree( vNums );
if ( ppCex )
*ppCex = pCex;
else
ABC_FREE( pCex );
}
if ( pnFrames )
*pnFrames = nFrames;
return Status;
}
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
ABC_NAMESPACE_IMPL_END
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