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New random FSM generation command 'genfsm'.

This commit is contained in:
Alan Mishchenko 2013-06-22 14:03:23 -07:00
parent 7ea3cdffb4
commit faa220401c
3 changed files with 235 additions and 9 deletions
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24
src/aig/gia/giaStg.c
View File

@ -214,7 +214,7 @@ Vec_Vec_t * Gia_ManAssignCodes( int kHot, int nStates, int * pnBits )
***********************************************************************/
Gia_Man_t * Gia_ManStgKHot( Vec_Int_t * vLines, int nIns, int nOuts, int nStates, int kHot, int fVerbose )
{
Gia_Man_t * p;
Gia_Man_t * p, * pTemp;
Vec_Int_t * vInMints, * vCurs, * vVec;
Vec_Vec_t * vLitsNext, * vLitsOuts, * vCodes;
int i, b, k, nBits, LitC, Lit;
@ -261,8 +261,8 @@ Gia_Man_t * Gia_ManStgKHot( Vec_Int_t * vLines, int nIns, int nOuts, int nStates
for ( i = 0; i < Vec_IntSize(vLines); )
{
int iMint = Vec_IntEntry(vLines, i++);
int iCur = Vec_IntEntry(vLines, i++) - 1;
int iNext = Vec_IntEntry(vLines, i++) - 1;
int iCur = Vec_IntEntry(vLines, i++);
int iNext = Vec_IntEntry(vLines, i++);
int iOut = Vec_IntEntry(vLines, i++);
assert( iMint >= 0 && iMint < (1<<nIns) );
assert( iCur >= 0 && iCur < nStates );
@ -297,6 +297,8 @@ Gia_Man_t * Gia_ManStgKHot( Vec_Int_t * vLines, int nIns, int nOuts, int nStates
Gia_ManSetRegNum( p, nBits );
Gia_ManHashStop( p );
p = Gia_ManCleanup( pTemp = p );
Gia_ManStop( pTemp );
assert( !Gia_ManHasDangling(p) );
return p;
}
@ -314,7 +316,7 @@ Gia_Man_t * Gia_ManStgKHot( Vec_Int_t * vLines, int nIns, int nOuts, int nStates
***********************************************************************/
Gia_Man_t * Gia_ManStgOneHot( Vec_Int_t * vLines, int nIns, int nOuts, int nStates )
{
Gia_Man_t * p;
Gia_Man_t * p, * pTemp;
Vec_Int_t * vInMints, * vCurs, * vVec;
Vec_Vec_t * vLitsNext, * vLitsOuts;
int i, b, LitC, Lit;
@ -385,6 +387,8 @@ Gia_Man_t * Gia_ManStgOneHot( Vec_Int_t * vLines, int nIns, int nOuts, int nStat
Gia_ManSetRegNum( p, nStates );
Gia_ManHashStop( p );
p = Gia_ManCleanup( pTemp = p );
Gia_ManStop( pTemp );
assert( !Gia_ManHasDangling(p) );
return p;
}
@ -454,8 +458,10 @@ Vec_Int_t * Gia_ManStgReadLines( char * pFileName, int * pnIns, int * pnOuts, in
vLines = Vec_IntAlloc( 1000 );
while ( fgets( pBuffer, 1000, pFile ) != NULL )
{
if ( pBuffer[0] == '.' || pBuffer[0] == '#' )
continue;
// read condition
pToken = strtok( pBuffer, " \n" );
pToken = strtok( pBuffer, " \r\n" );
if ( nInputs == -1 )
nInputs = strlen(pToken);
else
@ -463,14 +469,14 @@ Vec_Int_t * Gia_ManStgReadLines( char * pFileName, int * pnIns, int * pnOuts, in
Number = Extra_ReadBinary( pToken );
Vec_IntPush( vLines, Number );
// read current state
pToken = strtok( NULL, " \n" );
pToken = strtok( NULL, " \r\n" );
Vec_IntPush( vLines, atoi(pToken) );
nStates = Abc_MaxInt( nStates, Vec_IntEntryLast(vLines) );
nStates = Abc_MaxInt( nStates, Vec_IntEntryLast(vLines)+1 );
// read next state
pToken = strtok( NULL, " \n" );
pToken = strtok( NULL, " \r\n" );
Vec_IntPush( vLines, atoi(pToken) );
// read output
pToken = strtok( NULL, " \n" );
pToken = strtok( NULL, " \r\n" );
if ( nOutputs == -1 )
nOutputs = strlen(pToken);
else

136
src/base/abci/abc.c
View File

@ -162,6 +162,7 @@ static int Abc_CommandCareSet ( Abc_Frame_t * pAbc, int argc, cha
static int Abc_CommandCut ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandEspresso ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandGen ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandGenFsm ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandCover ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandDouble ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandInter ( Abc_Frame_t * pAbc, int argc, char ** argv );
@ -713,6 +714,7 @@ void Abc_Init( Abc_Frame_t * pAbc )
Cmd_CommandAdd( pAbc, "Various", "cut", Abc_CommandCut, 0 );
Cmd_CommandAdd( pAbc, "Various", "espresso", Abc_CommandEspresso, 1 );
Cmd_CommandAdd( pAbc, "Various", "gen", Abc_CommandGen, 0 );
Cmd_CommandAdd( pAbc, "Various", "genfsm", Abc_CommandGenFsm, 0 );
Cmd_CommandAdd( pAbc, "Various", "cover", Abc_CommandCover, 1 );
Cmd_CommandAdd( pAbc, "Various", "double", Abc_CommandDouble, 1 );
Cmd_CommandAdd( pAbc, "Various", "inter", Abc_CommandInter, 1 );
@ -9405,6 +9407,140 @@ usage:
return 1;
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
int Abc_CommandGenFsm( Abc_Frame_t * pAbc, int argc, char ** argv )
{
extern void Abc_GenFsm( char * pFileName, int nIns, int nOuts, int nStates, int nLines, int ProbI, int ProbO );
int c, nIns, nOuts, nStates, nLines, ProbI, ProbO, fVerbose;
char * FileName;
// set defaults
nIns = 30;
nOuts = 1;
nStates = 20;
nLines = 100;
ProbI = 10;
ProbO = 100;
fVerbose = 0;
Extra_UtilGetoptReset();
while ( ( c = Extra_UtilGetopt( argc, argv, "IOSLPQvh" ) ) != EOF )
{
switch ( c )
{
case 'I':
if ( globalUtilOptind >= argc )
{
Abc_Print( -1, "Command line switch \"-I\" should be followed by an integer.\n" );
goto usage;
}
nIns = atoi(argv[globalUtilOptind]);
globalUtilOptind++;
if ( nIns < 0 )
goto usage;
break;
case 'O':
if ( globalUtilOptind >= argc )
{
Abc_Print( -1, "Command line switch \"-O\" should be followed by an integer.\n" );
goto usage;
}
nOuts = atoi(argv[globalUtilOptind]);
globalUtilOptind++;
if ( nOuts < 0 )
goto usage;
break;
case 'S':
if ( globalUtilOptind >= argc )
{
Abc_Print( -1, "Command line switch \"-S\" should be followed by an integer.\n" );
goto usage;
}
nStates = atoi(argv[globalUtilOptind]);
globalUtilOptind++;
if ( nStates < 0 )
goto usage;
break;
case 'L':
if ( globalUtilOptind >= argc )
{
Abc_Print( -1, "Command line switch \"-L\" should be followed by an integer.\n" );
goto usage;
}
nLines = atoi(argv[globalUtilOptind]);
globalUtilOptind++;
if ( nLines < 0 )
goto usage;
break;
case 'P':
if ( globalUtilOptind >= argc )
{
Abc_Print( -1, "Command line switch \"-P\" should be followed by an integer.\n" );
goto usage;
}
ProbI = atoi(argv[globalUtilOptind]);
globalUtilOptind++;
if ( ProbI < 0 )
goto usage;
break;
case 'Q':
if ( globalUtilOptind >= argc )
{
Abc_Print( -1, "Command line switch \"-Q\" should be followed by an integer.\n" );
goto usage;
}
ProbO = atoi(argv[globalUtilOptind]);
globalUtilOptind++;
if ( ProbO < 0 )
goto usage;
break;
case 'v':
fVerbose ^= 1;
break;
case 'h':
goto usage;
default:
goto usage;
}
}
if ( argc != globalUtilOptind + 1 )
{
goto usage;
}
if ( nIns < 1 || nStates < 1 || nLines < 1 || ProbI < 1 || ProbO < 1 )
{
Abc_Print( -1, "The number of inputs. states, lines, and probablity should be positive integers.\n" );
goto usage;
}
// get the input file name
FileName = argv[globalUtilOptind];
Abc_GenFsm( FileName, nIns, nOuts, nStates, nLines, ProbI, ProbO );
return 0;
usage:
Abc_Print( -2, "usage: genfsm [-IOSLPQ num] [-vh] <file>\n" );
Abc_Print( -2, "\t generates random FSM in KISS format\n" );
Abc_Print( -2, "\t-I num : the number of input variables [default = %d]\n", nIns );
Abc_Print( -2, "\t-O num : the number of output variables [default = %d]\n", nOuts );
Abc_Print( -2, "\t-S num : the number of state variables [default = %d]\n", nStates );
Abc_Print( -2, "\t-L num : the number of lines (product terms) [default = %d]\n", nLines );
Abc_Print( -2, "\t-P num : percentage propability of a variable present in the input cube [default = %d]\n", ProbI );
Abc_Print( -2, "\t-Q num : percentage propability of a variable present in the output cube [default = %d]\n", ProbO );
Abc_Print( -2, "\t-v : prints verbose information [default = %s]\n", fVerbose? "yes": "no" );
Abc_Print( -2, "\t-h : print the command usage\n");
Abc_Print( -2, "\t<file> : output file name\n");
return 1;
}
/**Function*************************************************************
Synopsis []

84
src/base/abci/abcGen.c
View File

@ -714,6 +714,90 @@ void Abc_GenRandom( char * pFileName, int nPis )
}
/**Function*************************************************************
Synopsis [Generates structure of L K-LUTs implementing an N-var function.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Abc_GenFsmCond( Vec_Str_t * vCond, int nPis, int Prob )
{
int i, Rand;
Vec_StrClear( vCond );
for ( i = 0; i < nPis; i++ )
{
Rand = Aig_ManRandom( 0 );
if ( Rand % 100 > Prob )
Vec_StrPush( vCond, '-' );
else if ( Rand & 1 )
Vec_StrPush( vCond, '1' );
else
Vec_StrPush( vCond, '0' );
}
Vec_StrPush( vCond, '\0' );
}
void Abc_GenFsm( char * pFileName, int nPis, int nPos, int nStates, int nLines, int ProbI, int ProbO )
{
FILE * pFile;
Vec_Wrd_t * vStates;
Vec_Str_t * vCond;
int i, iState, iState2;
int nDigits = Abc_Base10Log( nStates );
Aig_ManRandom( 1 );
vStates = Vec_WrdAlloc( nLines );
vCond = Vec_StrAlloc( 1000 );
for ( i = 0; i < nStates; )
{
iState = Aig_ManRandom( 0 ) % nStates;
if ( iState == i )
continue;
Vec_WrdPush( vStates, ((word)i << 32) | iState );
i++;
}
for ( ; i < nLines; )
{
iState = Aig_ManRandom( 0 ) % nStates;
iState2 = Aig_ManRandom( 0 ) % nStates;
if ( iState2 == iState )
continue;
Vec_WrdPush( vStates, ((word)iState << 32) | iState2 );
i++;
}
Vec_WrdSort( vStates, 0 );
// write the file
pFile = fopen( pFileName, "w" );
fprintf( pFile, "# This random FSM was generated by ABC on %s\n", Extra_TimeStamp() );
fprintf( pFile, "# Command line was: \"genfsm -I %d -O %d -S %d -L %d -P %d -Q %d %s\"\n", nPis, nPos, nStates, nLines, ProbI, ProbO, pFileName );
fprintf( pFile, "# FSM has %d inputs, %d outputs, %d states, and %d products\n", nPis, nPos, nStates, nLines );
fprintf( pFile, ".i %d\n", nPis );
fprintf( pFile, ".o %d\n", nPos );
fprintf( pFile, ".p %d\n", nLines );
fprintf( pFile, ".s %d\n", nStates );
for ( i = 0; i < nLines; i++ )
{
Abc_GenFsmCond( vCond, nPis, ProbI );
fprintf( pFile, "%s ", Vec_StrArray(vCond) );
fprintf( pFile, "%0*d ", nDigits, (int)(Vec_WrdEntry(vStates, i) >> 32) );
fprintf( pFile, "%0*d ", nDigits, (int)(Vec_WrdEntry(vStates, i)) );
if ( nPos > 0 )
{
Abc_GenFsmCond( vCond, nPos, ProbO );
fprintf( pFile, "%s", Vec_StrArray(vCond) );
}
fprintf( pFile, "\n" );
}
fprintf( pFile, ".e" );
fprintf( pFile, "\n" );
fclose( pFile );
Vec_WrdFree( vStates );
Vec_StrFree( vCond );
}
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////