diff options
Diffstat (limited to 'src/base/abci/abc.c')
| -rw-r--r-- | src/base/abci/abc.c | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c index e76c0261..753a2fb7 100644 --- a/src/base/abci/abc.c +++ b/src/base/abci/abc.c @@ -63,6 +63,7 @@ static int Abc_CommandSweep ( Abc_Frame_t * pAbc, int argc, char ** arg static int Abc_CommandFastExtract ( Abc_Frame_t * pAbc, int argc, char ** argv ); static int Abc_CommandDisjoint ( Abc_Frame_t * pAbc, int argc, char ** argv ); static int Abc_CommandImfs ( Abc_Frame_t * pAbc, int argc, char ** argv ); +static int Abc_CommandLutjam ( Abc_Frame_t * pAbc, int argc, char ** argv ); static int Abc_CommandRewrite ( Abc_Frame_t * pAbc, int argc, char ** argv ); static int Abc_CommandRefactor ( Abc_Frame_t * pAbc, int argc, char ** argv ); @@ -217,6 +218,7 @@ void Abc_Init( Abc_Frame_t * pAbc ) Cmd_CommandAdd( pAbc, "Synthesis", "fx", Abc_CommandFastExtract, 1 ); Cmd_CommandAdd( pAbc, "Synthesis", "dsd", Abc_CommandDisjoint, 1 ); Cmd_CommandAdd( pAbc, "Synthesis", "imfs", Abc_CommandImfs, 1 ); + Cmd_CommandAdd( pAbc, "Synthesis", "lutjam", Abc_CommandLutjam, 1 ); Cmd_CommandAdd( pAbc, "Synthesis", "rewrite", Abc_CommandRewrite, 1 ); Cmd_CommandAdd( pAbc, "Synthesis", "refactor", Abc_CommandRefactor, 1 ); @@ -2876,6 +2878,121 @@ usage: return 1; } +/**Function************************************************************* + + Synopsis [] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +int Abc_CommandLutjam( Abc_Frame_t * pAbc, int argc, char ** argv ) +{ + FILE * pOut, * pErr; + Abc_Ntk_t * pNtk; + Lut_Par_t Pars, * pPars = &Pars; + int c; + extern int Abc_LutResynthesize( Abc_Ntk_t * pNtk, Lut_Par_t * pPars ); + +// printf( "Implementation of this command is not finished.\n" ); +// return 1; + + pNtk = Abc_FrameReadNtk(pAbc); + pOut = Abc_FrameReadOut(pAbc); + pErr = Abc_FrameReadErr(pAbc); + + // set defaults + memset( pPars, 0, sizeof(Lut_Par_t) ); + pPars->nLutsMax = 4; // (N) the maximum number of LUTs in the structure + pPars->nLutsOver = 1; // (Q) the maximum number of LUTs not in the MFFC + pPars->nVarsShared = 0; // (S) the maximum number of shared variables (crossbars) + pPars->fVerbose = 0; + pPars->fVeryVerbose = 0; + Extra_UtilGetoptReset(); + while ( ( c = Extra_UtilGetopt( argc, argv, "NQSvwh" ) ) != EOF ) + { + switch ( c ) + { + case 'N': + if ( globalUtilOptind >= argc ) + { + fprintf( pErr, "Command line switch \"-N\" should be followed by an integer.\n" ); + goto usage; + } + pPars->nLutsMax = atoi(argv[globalUtilOptind]); + globalUtilOptind++; + if ( pPars->nLutsMax < 2 || pPars->nLutsMax > 8 ) + goto usage; + break; + case 'Q': + if ( globalUtilOptind >= argc ) + { + fprintf( pErr, "Command line switch \"-Q\" should be followed by an integer.\n" ); + goto usage; + } + pPars->nLutsOver = atoi(argv[globalUtilOptind]); + globalUtilOptind++; + if ( pPars->nLutsOver < 0 || pPars->nLutsOver > 8 ) + goto usage; + break; + case 'S': + if ( globalUtilOptind >= argc ) + { + fprintf( pErr, "Command line switch \"-S\" should be followed by an integer.\n" ); + goto usage; + } + pPars->nVarsShared = atoi(argv[globalUtilOptind]); + globalUtilOptind++; + if ( pPars->nVarsShared < 0 || pPars->nVarsShared > 4 ) + goto usage; + break; + case 'v': + pPars->fVerbose ^= 1; + break; + case 'w': + pPars->fVeryVerbose ^= 1; + break; + case 'h': + goto usage; + default: + goto usage; + } + } + + if ( pNtk == NULL ) + { + fprintf( pErr, "Empty network.\n" ); + return 1; + } + if ( !Abc_NtkIsLogic(pNtk) ) + { + fprintf( pErr, "This command can only be applied to a logic network.\n" ); + return 1; + } + + // modify the current network + if ( !Abc_LutResynthesize( pNtk, pPars ) ) + { + fprintf( pErr, "Resynthesis has failed.\n" ); + return 1; + } + return 0; + +usage: + fprintf( pErr, "usage: lutjam [-N <num>] [-Q <num>] [-S <num>] [-vwh]\n" ); + fprintf( pErr, "\t performs \"rewriting\" for LUT networks\n" ); + fprintf( pErr, "\t-N <num> : the max number of LUTs in the structure (2 <= num) [default = %d]\n", pPars->nLutsMax ); + fprintf( pErr, "\t-Q <num> : the max number of LUTs not in MFFC (0 <= num) [default = %d]\n", pPars->nLutsOver ); + fprintf( pErr, "\t-S <num> : the max number of LUT inputs shared (0 <= num) [default = %d]\n", pPars->nVarsShared ); + fprintf( pErr, "\t-v : toggle verbose printout [default = %s]\n", pPars->fVerbose? "yes": "no" ); + fprintf( pErr, "\t-w : toggle printout subgraph statistics [default = %s]\n", pPars->fVeryVerbose? "yes": "no" ); + fprintf( pErr, "\t-h : print the command usage\n"); + return 1; +} + /**Function************************************************************* |