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| author | Alan Mishchenko <alanmi@berkeley.edu> | 2012-04-11 16:00:09 -0700 |
|---|---|---|
| committer | Alan Mishchenko <alanmi@berkeley.edu> | 2012-04-11 16:00:09 -0700 |
| commit | 0184dab4decc83078e5abd5581a4946d1b72bf01 (patch) | |
| tree | 24fef6a76e90e220efb936eb6ef8b215099044bd /src/base/abci/abc.c | |
| parent | 0d802453e42f7a1cb2280207d58f8acc6bf8d7d2 (diff) | |
| download | abc-0184dab4decc83078e5abd5581a4946d1b72bf01.tar.gz abc-0184dab4decc83078e5abd5581a4946d1b72bf01.tar.bz2 abc-0184dab4decc83078e5abd5581a4946d1b72bf01.zip | |
Adding iterative refinement to 'addbuffs'.
Diffstat (limited to 'src/base/abci/abc.c')
| -rw-r--r-- | src/base/abci/abc.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c index deb9bad1..2a7dbfc0 100644 --- a/src/base/abci/abc.c +++ b/src/base/abci/abc.c @@ -4550,19 +4550,32 @@ usage: ***********************************************************************/ int Abc_CommandAddBuffs( Abc_Frame_t * pAbc, int argc, char ** argv ) { - extern Abc_Ntk_t * Abc_NtkAddBuffs( Abc_Ntk_t * pNtk, int fReverse, int fVerbose ); + extern Abc_Ntk_t * Abc_NtkAddBuffs( Abc_Ntk_t * pNtk, int fReverse, int nImprove, int fVerbose ); Abc_Ntk_t * pNtk = Abc_FrameReadNtk(pAbc); Abc_Ntk_t * pNtkRes; int c, fVerbose; int fReverse; + int nImprove; + nImprove = 1000; fReverse = 0; fVerbose = 0; Extra_UtilGetoptReset(); - while ( ( c = Extra_UtilGetopt( argc, argv, "rvh" ) ) != EOF ) + while ( ( c = Extra_UtilGetopt( argc, argv, "Irvh" ) ) != EOF ) { switch ( c ) { + case 'I': + if ( globalUtilOptind >= argc ) + { + Abc_Print( -1, "Command line switch \"-I\" should be followed by a positive integer.\n" ); + goto usage; + } + nImprove = atoi(argv[globalUtilOptind]); + globalUtilOptind++; + if ( nImprove < 0 ) + goto usage; + break; case 'r': fReverse ^= 1; break; @@ -4588,7 +4601,7 @@ int Abc_CommandAddBuffs( Abc_Frame_t * pAbc, int argc, char ** argv ) } // modify the current network - pNtkRes = Abc_NtkAddBuffs( pNtk, fReverse, fVerbose ); + pNtkRes = Abc_NtkAddBuffs( pNtk, fReverse, nImprove, fVerbose ); if ( pNtkRes == NULL ) { Abc_Print( -1, "The command has failed.\n" ); @@ -4599,8 +4612,9 @@ int Abc_CommandAddBuffs( Abc_Frame_t * pAbc, int argc, char ** argv ) return 0; usage: - Abc_Print( -2, "usage: addbuffs [-rvh]\n" ); + Abc_Print( -2, "usage: addbuffs [-I num] [-rvh]\n" ); Abc_Print( -2, "\t adds buffers to create balanced CI/CO paths\n" ); + Abc_Print( -2, "\t-I <num> : the number of refinement iterations [default = %d]\n", nImprove ); Abc_Print( -2, "\t-r : toggle reversing the levelized order [default = %s]\n", fReverse? "yes": "no" ); Abc_Print( -2, "\t-v : toggle printing optimization summary [default = %s]\n", fVerbose? "yes": "no" ); Abc_Print( -2, "\t-h : print the command usage\n"); |