diff options
Diffstat (limited to 'src/opt/lpk/lpkCore.c')
| -rw-r--r-- | src/opt/lpk/lpkCore.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/opt/lpk/lpkCore.c b/src/opt/lpk/lpkCore.c index acea4866..e819a7fb 100644 --- a/src/opt/lpk/lpkCore.c +++ b/src/opt/lpk/lpkCore.c @@ -502,7 +502,7 @@ int Lpk_Resynthesize( Abc_Ntk_t * pNtk, Lpk_Par_t * pPars ) double Delta; int i, Iter, nNodes, nNodesPrev, clk = clock(); assert( Abc_NtkIsLogic(pNtk) ); - + // sweep dangling nodes as a preprocessing step Abc_NtkSweep( pNtk, 0 ); @@ -510,6 +510,8 @@ int Lpk_Resynthesize( Abc_Ntk_t * pNtk, Lpk_Par_t * pPars ) pPars->nLutSize = Abc_NtkGetFaninMax( pNtk ); if ( pPars->nLutSize > 6 ) pPars->nLutSize = 6; + if ( pPars->nLutSize < 3 ) + pPars->nLutSize = 3; // adjust the number of crossbars based on LUT size if ( pPars->nVarsShared > pPars->nLutSize - 2 ) pPars->nVarsShared = pPars->nLutSize - 2; |