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New API for swicthing activity estimation.

This commit is contained in:
Alan Mishchenko 2024-07-17 15:15:49 -07:00
parent c7ac6be504
commit d7a623c151
4 changed files with 46 additions and 0 deletions
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1
src/aig/gia/gia.h
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@ -1687,6 +1687,7 @@ extern int Gia_SweeperRun( Gia_Man_t * p, Vec_Int_t * vProbeIds,
extern float Gia_ManEvaluateSwitching( Gia_Man_t * p );
extern float Gia_ManComputeSwitching( Gia_Man_t * p, int nFrames, int nPref, int fProbOne );
extern Vec_Int_t * Gia_ManComputeSwitchProbs( Gia_Man_t * pGia, int nFrames, int nPref, int fProbOne );
extern Vec_Int_t * Gia_ManComputeSwitchProbs2( Gia_Man_t * pGia, int nFrames, int nPref, int fProbOne, int nRandPiFactor );
extern Vec_Flt_t * Gia_ManPrintOutputProb( Gia_Man_t * p );
/*=== giaTim.c ===========================================================*/
extern int Gia_ManBoxNum( Gia_Man_t * p );

17
src/aig/gia/giaMini.c
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@ -724,6 +724,23 @@ int * Abc_FrameReadMiniLutSwitching( Abc_Frame_t * pAbc )
Vec_IntFree( vSwitching );
return pRes;
}
int * Abc_FrameReadMiniLutSwitching2( Abc_Frame_t * pAbc, int fRandPiFactor )
{
Vec_Int_t * vSwitching;
int i, iObj, * pRes = NULL;
if ( pAbc->pGiaMiniLut == NULL )
{
printf( "GIA derived from MiniLut is not available.\n" );
return NULL;
}
vSwitching = Gia_ManComputeSwitchProbs2( pAbc->pGiaMiniLut, 48, 16, 0, fRandPiFactor );
pRes = ABC_CALLOC( int, Vec_IntSize(pAbc->vCopyMiniLut) );
Vec_IntForEachEntry( pAbc->vCopyMiniLut, iObj, i )
if ( iObj >= 0 )
pRes[i] = (int)(10000*Vec_FltEntry( (Vec_Flt_t *)vSwitching, Abc_Lit2Var(iObj) ));
Vec_IntFree( vSwitching );
return pRes;
}
int * Abc_FrameReadMiniLutSwitchingPo( Abc_Frame_t * pAbc )
{
Vec_Int_t * vSwitching;

27
src/aig/gia/giaSwitch.c
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@ -681,6 +681,33 @@ Vec_Int_t * Gia_ManComputeSwitchProbs( Gia_Man_t * pGia, int nFrames, int nPref,
// perform the computation of switching activity
return Gia_ManSwiSimulate( pGia, pPars );
}
Vec_Int_t * Gia_ManComputeSwitchProbs2( Gia_Man_t * pGia, int nFrames, int nPref, int fProbOne, int nRandPiFactor )
{
Gia_ParSwi_t Pars, * pPars = &Pars;
// set the default parameters
Gia_ManSetDefaultParamsSwi( pPars );
pPars->nRandPiFactor = nRandPiFactor;
// override some of the defaults
pPars->nIters = nFrames; // set number of total timeframes
if ( Abc_FrameReadFlag("seqsimframes") )
pPars->nIters = atoi( Abc_FrameReadFlag("seqsimframes") );
pPars->nPref = nPref; // set number of first timeframes to skip
// decide what should be computed
if ( fProbOne )
{
// if the user asked to compute propability of 1, we do not need transition information
pPars->fProbOne = 1; // enable computing probabiblity of being one
pPars->fProbTrans = 0; // disable computing transition probability
}
else
{
// if the user asked for transition propabability, we do not need to compute probability of 1
pPars->fProbOne = 0; // disable computing probabiblity of being one
pPars->fProbTrans = 1; // enable computing transition probability
}
// perform the computation of switching activity
return Gia_ManSwiSimulate( pGia, pPars );
}
Vec_Int_t * Saig_ManComputeSwitchProbs( Aig_Man_t * pAig, int nFrames, int nPref, int fProbOne )
{
Vec_Int_t * vSwitching, * vResult;

1
src/base/main/abcapis.h
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@ -82,6 +82,7 @@ extern ABC_DLL void Abc_FrameGiaInputMiniLut2( Abc_Frame_t * pAbc, void * pMin
extern ABC_DLL void * Abc_FrameGiaOutputMiniLut( Abc_Frame_t * pAbc );
extern ABC_DLL char * Abc_FrameGiaOutputMiniLutAttr( Abc_Frame_t * pAbc, void * pMiniLut );
extern ABC_DLL int * Abc_FrameReadMiniLutSwitching( Abc_Frame_t * pAbc );
extern ABC_DLL int * Abc_FrameReadMiniLutSwitching2( Abc_Frame_t * pAbc, int nRandPiFactor );
extern ABC_DLL int * Abc_FrameReadMiniLutSwitchingPo( Abc_Frame_t * pAbc );
// procedures to input/output NDR data-structure