diff options
author | Alan Mishchenko <alanmi@berkeley.edu> | 2011-03-18 19:48:42 -0700 |
---|---|---|
committer | Alan Mishchenko <alanmi@berkeley.edu> | 2011-03-18 19:48:42 -0700 |
commit | 3a6f8688e2655a6cf37ccd99ddba33b7f504c264 (patch) | |
tree | a99d26442f19e4505c085cd3e52820d0e0e1f3e7 /src/aig/dar/darCore.c | |
parent | ca5d7eef2f5fbaaf5b57f32bc0b4088682ec2323 (diff) | |
download | abc-3a6f8688e2655a6cf37ccd99ddba33b7f504c264.tar.gz abc-3a6f8688e2655a6cf37ccd99ddba33b7f504c264.tar.bz2 abc-3a6f8688e2655a6cf37ccd99ddba33b7f504c264.zip |
Added printing MFFC sizes and deriving TT from SOP.
Diffstat (limited to 'src/aig/dar/darCore.c')
-rw-r--r-- | src/aig/dar/darCore.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/src/aig/dar/darCore.c b/src/aig/dar/darCore.c index 9811757c..a80277d5 100644 --- a/src/aig/dar/darCore.c +++ b/src/aig/dar/darCore.c @@ -56,6 +56,8 @@ void Dar_ManDefaultRwrParams( Dar_RwrPar_t * pPars ) pPars->fVeryVerbose = 0; } +#define MAX_VAL 10 + /**Function************************************************************* Synopsis [] @@ -76,6 +78,7 @@ int Dar_ManRewrite( Aig_Man_t * pAig, Dar_RwrPar_t * pPars ) Aig_Obj_t * pObj, * pObjNew; int i, k, nNodesOld, nNodeBefore, nNodeAfter, Required; int clk = 0, clkStart, Counter = 0; + int nMffcSize, nMffcGains[MAX_VAL+1][MAX_VAL+1] = {{0}}; // prepare the library Dar_LibPrepare( pPars->nSubgMax ); // create rewriting manager @@ -154,13 +157,14 @@ p->timeCuts += clock() - clk; // evaluate the cuts p->GainBest = -1; - Required = pAig->vLevelR? Aig_ObjRequiredLevel(pAig, pObj) : ABC_INFINITY; + nMffcSize = -1; + Required = pAig->vLevelR? Aig_ObjRequiredLevel(pAig, pObj) : ABC_INFINITY; Dar_ObjForEachCut( pObj, pCut, k ) { int nLeavesOld = pCut->nLeaves; if ( pCut->nLeaves == 3 ) pCut->pLeaves[pCut->nLeaves++] = 0; - Dar_LibEval( p, pObj, pCut, Required ); + Dar_LibEval( p, pObj, pCut, Required, &nMffcSize ); pCut->nLeaves = nLeavesOld; } // check the best gain @@ -169,6 +173,7 @@ p->timeCuts += clock() - clk; // Aig_ObjOrderAdvance( pAig ); continue; } +// nMffcGains[p->GainBest < MAX_VAL ? p->GainBest : MAX_VAL][nMffcSize < MAX_VAL ? nMffcSize : MAX_VAL]++; // remove the old cuts Dar_ObjSetCuts( pObj, NULL ); // if we end up here, a rewriting step is accepted @@ -185,6 +190,18 @@ p->timeCuts += clock() - clk; p->ClassGains[p->ClassBest] += nNodeBefore - nNodeAfter; } // Aig_ManOrderStop( pAig ); +/* + printf( "Distribution of gain (row) by MFFC size (column) %s 0-costs:\n", p->pPars->fUseZeros? "with":"without" ); + for ( k = 0; k <= MAX_VAL; k++ ) + printf( "<%4d> ", k ); + printf( "\n" ); + for ( i = 0; i <= MAX_VAL; i++ ) + { + for ( k = 0; k <= MAX_VAL; k++ ) + printf( "%6d ", nMffcGains[i][k] ); + printf( "\n" ); + } +*/ p->timeTotal = clock() - clkStart; p->timeOther = p->timeTotal - p->timeCuts - p->timeEval; |