diff options
| -rw-r--r-- | src/base/wlc/wlcAbs.c | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/src/base/wlc/wlcAbs.c b/src/base/wlc/wlcAbs.c index 6de8a4fe..5a582663 100644 --- a/src/base/wlc/wlcAbs.c +++ b/src/base/wlc/wlcAbs.c @@ -21,6 +21,7 @@ #include "wlc.h" #include "proof/pdr/pdr.h" #include "proof/pdr/pdrInt.h" +#include "proof/ssw/ssw.h" #include "aig/gia/giaAig.h" #include "sat/bmc/bmc.h" @@ -1122,9 +1123,39 @@ int Wlc_NtkPdrAbs( Wlc_Ntk_t * p, Wlc_Par_t * pPars ) if ( vClauses && pPars->fCheckCombUnsat ) { + Pdr_Man_t * pPdr2; + Aig_Man_t * pAigScorr; + Ssw_Pars_t ScorrPars, * pScorrPars = &ScorrPars; + int nAnds; + + clk2 = Abc_Clock(); + + Ssw_ManSetDefaultParams( pScorrPars ); + pScorrPars->fStopWhenGone = 1; + pScorrPars->nFramesK = 1; + pAigScorr = Ssw_SignalCorrespondence( pAig, pScorrPars ); + assert ( pAigScorr ); + nAnds = Aig_ManAndNum( pAigScorr); + Aig_ManStop( pAigScorr ); + + if ( nAnds == 0 ) + { + if ( pPars->fVerbose ) + Abc_PrintTime( 1, "SCORR proved UNSAT. Time", Abc_Clock() - clk2 ); + RetValue = 1; + Gia_ManStop( pGia ); + Vec_IntFree( vPisNew ); + Aig_ManStop( pAig ); + break; + } + else if ( pPars->fVerbose ) + { + Abc_Print( 1, "SCORR failed with %d ANDs. ", nAnds); + Abc_PrintTime( 1, "Time", Abc_Clock() - clk2 ); + } + clk2 = Abc_Clock(); - Pdr_Man_t * pPdr2; pPdrPars->fVerbose = 0; pPdr2 = Pdr_ManStart( pAig, pPdrPars, NULL ); RetValue = IPdr_ManCheckCombUnsat( pPdr2 ); |