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| author | Alan Mishchenko <alanmi@berkeley.edu> | 2020-11-01 14:23:17 -0800 |
|---|---|---|
| committer | Alan Mishchenko <alanmi@berkeley.edu> | 2020-11-01 14:23:17 -0800 |
| commit | ce95366e513631b1b052b55c4f8e2e83ff7e4149 (patch) | |
| tree | 03149055d243ba8a871694fb75f95734c56e9f30 /src/base/abci | |
| parent | 3a7b3d27f19e1d8b43cfe974b6c8c3ab5c79d351 (diff) | |
| download | abc-ce95366e513631b1b052b55c4f8e2e83ff7e4149.tar.gz abc-ce95366e513631b1b052b55c4f8e2e83ff7e4149.tar.bz2 abc-ce95366e513631b1b052b55c4f8e2e83ff7e4149.zip | |
Trying to explicitly compute don't-cares during optimization.
Diffstat (limited to 'src/base/abci')
| -rw-r--r-- | src/base/abci/abc.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c index 71026b28..1f21d931 100644 --- a/src/base/abci/abc.c +++ b/src/base/abci/abc.c @@ -5429,7 +5429,7 @@ int Abc_CommandMfs2( Abc_Frame_t * pAbc, int argc, char ** argv ) // set defaults Sfm_ParSetDefault( pPars ); Extra_UtilGetoptReset(); - while ( ( c = Extra_UtilGetopt( argc, argv, "WFDMLCZNIdaeijvwh" ) ) != EOF ) + while ( ( c = Extra_UtilGetopt( argc, argv, "WFDMLCZNIdaeijlvwh" ) ) != EOF ) { switch ( c ) { @@ -5547,6 +5547,9 @@ int Abc_CommandMfs2( Abc_Frame_t * pAbc, int argc, char ** argv ) case 'j': fUseAllFfs ^= 1; break; + case 'l': + pPars->fUseDcs ^= 1; + break; case 'v': pPars->fVerbose ^= 1; break; @@ -5618,7 +5621,7 @@ int Abc_CommandMfs2( Abc_Frame_t * pAbc, int argc, char ** argv ) return 0; usage: - Abc_Print( -2, "usage: mfs2 [-WFDMLCZNI <num>] [-daeijvwh]\n" ); + Abc_Print( -2, "usage: mfs2 [-WFDMLCZNI <num>] [-daeijlvwh]\n" ); Abc_Print( -2, "\t performs don't-care-based optimization of logic networks\n" ); Abc_Print( -2, "\t-W <num> : the number of levels in the TFO cone (0 <= num) [default = %d]\n", pPars->nTfoLevMax ); Abc_Print( -2, "\t-F <num> : the max number of fanouts to skip (1 <= num) [default = %d]\n", pPars->nFanoutMax ); @@ -5634,6 +5637,7 @@ usage: Abc_Print( -2, "\t-i : toggle using inductive don't-cares [default = %s]\n", fIndDCs? "yes": "no" ); Abc_Print( -2, "\t-j : toggle using all flops when \"-i\" is enabled [default = %s]\n", fUseAllFfs? "yes": "no" ); Abc_Print( -2, "\t-I : the number of additional frames inserted [default = %d]\n", nFramesAdd ); + Abc_Print( -2, "\t-l : toggle deriving don't-cares [default = %s]\n", pPars->fUseDcs? "yes": "no" ); Abc_Print( -2, "\t-v : toggle printing optimization summary [default = %s]\n", pPars->fVerbose? "yes": "no" ); Abc_Print( -2, "\t-w : toggle printing detailed stats for each node [default = %s]\n", pPars->fVeryVerbose? "yes": "no" ); Abc_Print( -2, "\t-h : print the command usage\n"); @@ -46004,7 +46008,7 @@ int Abc_CommandAbc9Mfs( Abc_Frame_t * pAbc, int argc, char ** argv ) pPars->nDepthMax = 100; pPars->nWinSizeMax = 2000; Extra_UtilGetoptReset(); - while ( ( c = Extra_UtilGetopt( argc, argv, "WFDMLCNdaebvwh" ) ) != EOF ) + while ( ( c = Extra_UtilGetopt( argc, argv, "WFDMLCNdaeblvwh" ) ) != EOF ) { switch ( c ) { @@ -46097,6 +46101,9 @@ int Abc_CommandAbc9Mfs( Abc_Frame_t * pAbc, int argc, char ** argv ) case 'b': pPars->fAllBoxes ^= 1; break; + case 'l': + pPars->fUseDcs ^= 1; + break; case 'v': pPars->fVerbose ^= 1; break; @@ -46141,7 +46148,7 @@ int Abc_CommandAbc9Mfs( Abc_Frame_t * pAbc, int argc, char ** argv ) return 0; usage: - Abc_Print( -2, "usage: &mfs [-WFDMLCN <num>] [-daebvwh]\n" ); + Abc_Print( -2, "usage: &mfs [-WFDMLCN <num>] [-daeblvwh]\n" ); Abc_Print( -2, "\t performs don't-care-based optimization of logic networks\n" ); Abc_Print( -2, "\t-W <num> : the number of levels in the TFO cone (0 <= num) [default = %d]\n", pPars->nTfoLevMax ); Abc_Print( -2, "\t-F <num> : the max number of fanouts to skip (1 <= num) [default = %d]\n", pPars->nFanoutMax ); @@ -46154,6 +46161,7 @@ usage: Abc_Print( -2, "\t-a : toggle minimizing area or area+edges [default = %s]\n", pPars->fArea? "area": "area+edges" ); Abc_Print( -2, "\t-e : toggle high-effort resubstitution [default = %s]\n", pPars->fMoreEffort? "yes": "no" ); Abc_Print( -2, "\t-b : toggle preserving all white boxes [default = %s]\n", pPars->fAllBoxes? "yes": "no" ); + Abc_Print( -2, "\t-l : toggle deriving don't-cares [default = %s]\n", pPars->fUseDcs? "yes": "no" ); Abc_Print( -2, "\t-v : toggle printing optimization summary [default = %s]\n", pPars->fVerbose? "yes": "no" ); Abc_Print( -2, "\t-w : toggle printing detailed stats for each node [default = %s]\n", pPars->fVeryVerbose? "yes": "no" ); Abc_Print( -2, "\t-h : print the command usage\n"); |