From 8dd31fb4a96f63fb24549019ea14ec6d3dc41d8e Mon Sep 17 00:00:00 2001 From: Alan Mishchenko Date: Tue, 12 Jan 2016 22:07:01 -0800 Subject: Integrating new CNF generation into &bmc. --- src/base/abci/abc.c | 24 ++++++++++++++++-------- 1 file changed, 16 insertions(+), 8 deletions(-) (limited to 'src/base') diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c index 07b17f8a..2d589e07 100644 --- a/src/base/abci/abc.c +++ b/src/base/abci/abc.c @@ -37132,10 +37132,11 @@ int Abc_CommandAbc9Bmc( Abc_Frame_t * pAbc, int argc, char ** argv ) pPars->nFramesAdd = 50; // the number of additional frames pPars->nConfLimit = 0; // maximum number of conflicts at a node pPars->nTimeOut = 0; // timeout in seconds + pPars->nLutSize = 6; // max LUT size for CNF computation pPars->fLoadCnf = 0; // dynamic CNF loading pPars->fDumpFrames = 0; // dump unrolled timeframes pPars->fUseSynth = 0; // use synthesis - pPars->fUseOldCnf = 1; // use old CNF construction + pPars->fUseOldCnf = 0; // use old CNF construction pPars->fVerbose = 0; // verbose pPars->fVeryVerbose = 0; // very verbose pPars->fNotVerbose = 0; // skip line-by-line print-out @@ -37143,7 +37144,7 @@ int Abc_CommandAbc9Bmc( Abc_Frame_t * pAbc, int argc, char ** argv ) pPars->nFailOuts = 0; // the number of failed outputs pPars->nDropOuts = 0; // the number of dropped outputs Extra_UtilGetoptReset(); - while ( ( c = Extra_UtilGetopt( argc, argv, "SFATdscvwh" ) ) != EOF ) + while ( ( c = Extra_UtilGetopt( argc, argv, "SFATKdscvwh" ) ) != EOF ) { switch ( c ) { @@ -37191,6 +37192,17 @@ int Abc_CommandAbc9Bmc( Abc_Frame_t * pAbc, int argc, char ** argv ) if ( pPars->nTimeOut < 0 ) goto usage; break; + case 'K': + if ( globalUtilOptind >= argc ) + { + Abc_Print( -1, "Command line switch \"-K\" should be followed by an integer.\n" ); + goto usage; + } + pPars->nLutSize = atoi(argv[globalUtilOptind]); + globalUtilOptind++; + if ( pPars->nLutSize < 0 ) + goto usage; + break; case 'd': pPars->fDumpFrames ^= 1; break; @@ -37217,23 +37229,19 @@ int Abc_CommandAbc9Bmc( Abc_Frame_t * pAbc, int argc, char ** argv ) Abc_Print( -1, "Abc_CommandAbc9Bmc(): There is no AIG.\n" ); return 0; } - if ( !pPars->fUseOldCnf && !Sdm_ManCanRead() ) - { - Abc_Print( -1, "Abc_CommandAbc9Bmc(): Cannot input precomputed DSD information.\n" ); - return 0; - } pAbc->Status = Gia_ManBmcPerform( pAbc->pGia, pPars ); pAbc->nFrames = pPars->iFrame; Abc_FrameReplaceCex( pAbc, &pAbc->pGia->pCexSeq ); return 0; usage: - Abc_Print( -2, "usage: &bmc [-SFAT num] [-dscvwh]\n" ); + Abc_Print( -2, "usage: &bmc [-SFATK num] [-dscvwh]\n" ); Abc_Print( -2, "\t performs bounded model checking\n" ); Abc_Print( -2, "\t-S num : the starting timeframe [default = %d]\n", pPars->nStart ); Abc_Print( -2, "\t-F num : the maximum number of timeframes [default = %d]\n", pPars->nFramesMax ); Abc_Print( -2, "\t-A num : the number of additional frames to unroll [default = %d]\n", pPars->nFramesAdd ); Abc_Print( -2, "\t-T num : approximate timeout in seconds [default = %d]\n", pPars->nTimeOut ); + Abc_Print( -2, "\t-K num : the maximum cut size for CNF computation [default = %d]\n", pPars->nLutSize ); Abc_Print( -2, "\t-d : toggle dumping unfolded timeframes [default = %s]\n", pPars->fDumpFrames? "yes": "no" ); Abc_Print( -2, "\t-s : toggle synthesizing unrolled timeframes [default = %s]\n", pPars->fUseSynth? "yes": "no" ); Abc_Print( -2, "\t-c : toggle using old CNF computation [default = %s]\n", pPars->fUseOldCnf? "yes": "no" ); -- cgit v1.2.3