mirror of https://github.com/YosysHQ/abc.git
Diagnostic printout for random simulation
This commit is contained in:
Alan Mishchenko
parent
ccaed178ca
commit
7ad51056bd
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@ -34,6 +34,7 @@ struct Gia_ManSim_t_
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Gia_ParSim_t * pPars;
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int nWords;
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Vec_Int_t * vCis2Ids;
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Vec_Int_t * vConsts;
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// simulation information
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unsigned * pDataSim; // simulation data
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unsigned * pDataSimCis; // simulation data for CIs
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@ -48,6 +49,117 @@ static inline unsigned * Gia_SimDataCo( Gia_ManSim_t * p, int i ) { return p->p
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/// FUNCTION DEFINITIONS ///
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////////////////////////////////////////////////////////////////////////
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/**Function*************************************************************
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Synopsis []
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Description []
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SideEffects []
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SeeAlso []
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***********************************************************************/
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void Gia_ManSimCollect_rec( Gia_Man_t * pGia, Gia_Obj_t * pObj, Vec_Int_t * vVec )
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{
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Vec_IntPush( vVec, Gia_ObjToLit(pGia, pObj) );
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if ( Gia_IsComplement(pObj) || Gia_ObjIsCi(pObj) )
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return;
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assert( Gia_ObjIsAnd(pObj) );
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Gia_ManSimCollect_rec( pGia, Gia_ObjChild0(pObj), vVec );
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Gia_ManSimCollect_rec( pGia, Gia_ObjChild1(pObj), vVec );
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}
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/**Function*************************************************************
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Synopsis [Derives signal implications.]
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Description []
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SideEffects []
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SeeAlso []
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***********************************************************************/
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void Gia_ManSimCollect( Gia_Man_t * pGia, Gia_Obj_t * pObj, Vec_Int_t * vVec )
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{
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Vec_IntClear( vVec );
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Gia_ManSimCollect_rec( pGia, pObj, vVec );
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Vec_IntUniqify( vVec );
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}
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/**Function*************************************************************
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Synopsis [Finds signals, which reset flops to have constant values.]
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Description []
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SideEffects []
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SeeAlso []
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***********************************************************************/
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Vec_Int_t * Gia_ManSimDeriveResets( Gia_Man_t * pGia )
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{
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int nImpLimit = 5;
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Vec_Int_t * vResult;
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Vec_Int_t * vCountLits, * vSuperGate;
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Gia_Obj_t * pObj;
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int i, k, Lit, Count;
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int Counter0 = 0, Counter1 = 0;
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int CounterPi0 = 0, CounterPi1 = 0;
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int clk = clock();
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// create reset counters for each literal
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vCountLits = Vec_IntStart( 2 * Gia_ManObjNum(pGia) );
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// collect implications for each flop input driver
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vSuperGate = Vec_IntAlloc( 1000 );
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Gia_ManForEachRi( pGia, pObj, i )
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{
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if ( Gia_ObjFaninId0p(pGia, pObj) == 0 )
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continue;
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Vec_IntAddToEntry( vCountLits, Gia_ObjToLit(pGia, Gia_ObjChild0(pObj)), 1 );
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Gia_ManSimCollect( pGia, Gia_ObjFanin0(pObj), vSuperGate );
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Vec_IntForEachEntry( vSuperGate, Lit, k )
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Vec_IntAddToEntry( vCountLits, Lit, 1 );
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}
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Vec_IntFree( vSuperGate );
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// label signals whose counter if more than the limit
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vResult = Vec_IntStartFull( Gia_ManObjNum(pGia) );
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Vec_IntForEachEntry( vCountLits, Count, Lit )
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{
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if ( Count < nImpLimit )
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continue;
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pObj = Gia_ManObj( pGia, Gia_Lit2Var(Lit) );
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if ( Gia_LitIsCompl(Lit) ) // const 0
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{
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// Ssm_ObjSetLogic0( pObj );
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Vec_IntWriteEntry( vResult, Gia_Lit2Var(Lit), 0 );
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CounterPi0 += Gia_ObjIsPi(pGia, pObj);
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Counter0++;
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}
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else
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{
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// Ssm_ObjSetLogic1( pObj );
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Vec_IntWriteEntry( vResult, Gia_Lit2Var(Lit), 1 );
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CounterPi1 += Gia_ObjIsPi(pGia, pObj);
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Counter1++;
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}
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// if ( Gia_ObjIsPi(pGia, pObj) )
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// printf( "%d ", Count );
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}
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// printf( "\n" );
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Vec_IntFree( vCountLits );
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printf( "Logic0 = %d (%d). Logic1 = %d (%d). ", Counter0, CounterPi0, Counter1, CounterPi1 );
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Abc_PrintTime( 1, "Time", clock() - clk );
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return vResult;
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}
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/**Function*************************************************************
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Synopsis [This procedure sets default parameters.]
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@ -85,6 +197,7 @@ void Gia_ManSimSetDefaultParams( Gia_ParSim_t * p )
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***********************************************************************/
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void Gia_ManSimDelete( Gia_ManSim_t * p )
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{
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Vec_IntFreeP( &p->vConsts );
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Vec_IntFreeP( &p->vCis2Ids );
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Gia_ManStopP( &p->pAig );
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ABC_FREE( p->pDataSim );
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@ -110,6 +223,10 @@ Gia_ManSim_t * Gia_ManSimCreate( Gia_Man_t * pAig, Gia_ParSim_t * pPars )
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int Entry, i;
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p = ABC_ALLOC( Gia_ManSim_t, 1 );
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memset( p, 0, sizeof(Gia_ManSim_t) );
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// look for reset signals
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if ( pPars->fVerbose )
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p->vConsts = Gia_ManSimDeriveResets( pAig );
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// derive the frontier
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p->pAig = Gia_ManFront( pAig );
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p->pPars = pPars;
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p->nWords = pPars->nWords;
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@ -131,6 +248,7 @@ Gia_ManSim_t * Gia_ManSimCreate( Gia_Man_t * pAig, Gia_ParSim_t * pPars )
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12.0*Gia_ManObjNum(p->pAig)/(1<<20),
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4.0*p->nWords*p->pAig->nFront/(1<<20),
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4.0*p->nWords*(Gia_ManCiNum(p->pAig) + Gia_ManCoNum(p->pAig))/(1<<20) );
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return p;
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}
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