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| author | Alan Mishchenko <alanmi@berkeley.edu> | 2013-08-09 11:15:20 -0700 |
|---|---|---|
| committer | Alan Mishchenko <alanmi@berkeley.edu> | 2013-08-09 11:15:20 -0700 |
| commit | 95684b044afb8f3fd1ebcc43483126c10010a353 (patch) | |
| tree | 2e986c405150d9c0fbf7540aead1c77b04e6d61d /src/map/scl/sclUpsize.c | |
| parent | 4be8eba9d91d24cc8137b895e5bf6c0ae2d354e3 (diff) | |
| download | abc-95684b044afb8f3fd1ebcc43483126c10010a353.tar.gz abc-95684b044afb8f3fd1ebcc43483126c10010a353.tar.bz2 abc-95684b044afb8f3fd1ebcc43483126c10010a353.zip | |
Improvements to buffering and sizing.
Diffstat (limited to 'src/map/scl/sclUpsize.c')
| -rw-r--r-- | src/map/scl/sclUpsize.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src/map/scl/sclUpsize.c b/src/map/scl/sclUpsize.c index 8bdc3a5d..300c3322 100644 --- a/src/map/scl/sclUpsize.c +++ b/src/map/scl/sclUpsize.c @@ -277,6 +277,7 @@ int Abc_SclFindBestCell( SC_Man * p, Abc_Obj_t * pObj, Vec_Int_t * vRecalcs, Vec // save old gate, timing, fanin load pCellOld = Abc_SclObjCell( pObj ); Abc_SclConeStore( p, vRecalcs ); + Abc_SclEvalStore( p, vEvals ); Abc_SclLoadStore( p, pObj ); // try different gate sizes for this node gateBest = -1; @@ -298,6 +299,7 @@ int Abc_SclFindBestCell( SC_Man * p, Abc_Obj_t * pObj, Vec_Int_t * vRecalcs, Vec Abc_SclObjSetCell( pObj, pCellOld ); Abc_SclLoadRestore( p, pObj ); // evaluate gain + dGain = 0.0; Abc_NtkForEachObjVec( vEvals, p->pNtk, pTemp, n ) { @@ -305,6 +307,8 @@ int Abc_SclFindBestCell( SC_Man * p, Abc_Obj_t * pObj, Vec_Int_t * vRecalcs, Vec dGain += (gGainCur > 0) ? gGainCur : 2.0 * gGainCur; } dGain /= Vec_IntSize(vEvals); + +// dGain = Abc_SclEvalPerform( p, vEvals ); // save best gain if ( dGainBest < dGain ) { @@ -461,9 +465,9 @@ int Abc_SclFindBypasses( SC_Man * p, Vec_Int_t * vPathNodes, int Ratio, int Notc Vec_IntPush( p->vUpdates, Abc_ObjId(pFanin) ); Vec_IntPush( p->vUpdates, pCellNew->Id ); // remember when this node was upsized - Vec_IntWriteEntry( p->vNodeIter, Abc_ObjId(pFanout), 0 ); - Vec_IntWriteEntry( p->vNodeIter, Abc_ObjId(pBuf), 0 ); - Vec_IntWriteEntry( p->vNodeIter, Abc_ObjId(pFanin), 0 ); + Vec_IntWriteEntry( p->vNodeIter, Abc_ObjId(pFanout), -1 ); + Vec_IntWriteEntry( p->vNodeIter, Abc_ObjId(pBuf), -1 ); + Vec_IntWriteEntry( p->vNodeIter, Abc_ObjId(pFanin), -1 ); // update polarity if ( p->pNtk->vPhases && Abc_SclIsInv(pBuf) ) Abc_NodeInvUpdateObjFanoutPolarity( pFanin, pFanout ); |