diff options
Diffstat (limited to 'src/base/abci/abc.c')
-rw-r--r-- | src/base/abci/abc.c | 32 |
1 files changed, 21 insertions, 11 deletions
diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c index 0b1c6b23..6bac9542 100644 --- a/src/base/abci/abc.c +++ b/src/base/abci/abc.c @@ -27410,12 +27410,13 @@ usage: int Abc_CommandAbc9Balance( Abc_Frame_t * pAbc, int argc, char ** argv ) { Gia_Man_t * pTemp = NULL; - int c,fVerbose = 0; - int fSimpleAnd = 0; - int fKeepLevel = 0; - int nFanoutMax = 50; + int nNewNodesMax = ABC_INFINITY; + int fMultiExt = 0; + int fSimpleAnd = 0; + int fKeepLevel = 0; + int c, fVerbose = 1; Extra_UtilGetoptReset(); - while ( ( c = Extra_UtilGetopt( argc, argv, "Nlavh" ) ) != EOF ) + while ( ( c = Extra_UtilGetopt( argc, argv, "Nealvh" ) ) != EOF ) { switch ( c ) { @@ -27425,17 +27426,20 @@ int Abc_CommandAbc9Balance( Abc_Frame_t * pAbc, int argc, char ** argv ) Abc_Print( -1, "Command line switch \"-N\" should be followed by a char string.\n" ); goto usage; } - nFanoutMax = atoi(argv[globalUtilOptind]); + nNewNodesMax = atoi(argv[globalUtilOptind]); globalUtilOptind++; - if ( nFanoutMax < 0 ) + if ( nNewNodesMax < 0 ) goto usage; break; - case 'l': - fKeepLevel ^= 1; + case 'e': + fMultiExt ^= 1; break; case 'a': fSimpleAnd ^= 1; break; + case 'l': + fKeepLevel ^= 1; + break; case 'v': fVerbose ^= 1; break; @@ -27455,14 +27459,20 @@ int Abc_CommandAbc9Balance( Abc_Frame_t * pAbc, int argc, char ** argv ) Abc_Print( -1, "Abc_CommandAbc9Balance(): The current AIG is mapped.\n" ); return 1; } - pTemp = Gia_ManBalance( pAbc->pGia, fSimpleAnd, fVerbose ); + if ( fMultiExt ) + pTemp = Gia_ManMultiExtract( pAbc->pGia, fSimpleAnd, nNewNodesMax, fVerbose ); + else + pTemp = Gia_ManBalance( pAbc->pGia, fSimpleAnd, fVerbose ); Abc_FrameUpdateGia( pAbc, pTemp ); return 0; usage: - Abc_Print( -2, "usage: &b [-avh]\n" ); + Abc_Print( -2, "usage: &b [-N num] [-ealvh]\n" ); Abc_Print( -2, "\t performs AIG balancing to reduce delay\n" ); + Abc_Print( -2, "\t-N num : the max fanout count to skip a divisor [default = %d]\n", nNewNodesMax ); + Abc_Print( -2, "\t-e : toggle extacting shared logic while balancing [default = %s]\n", fMultiExt? "yes": "no" ); Abc_Print( -2, "\t-a : toggle using AND instead of AND/XOR/MUX [default = %s]\n", fSimpleAnd? "yes": "no" ); + Abc_Print( -2, "\t-l : toggle level update during shrinking [default = %s]\n", fKeepLevel? "yes": "no" ); Abc_Print( -2, "\t-v : toggle printing verbose information [default = %s]\n", fVerbose? "yes": "no" ); Abc_Print( -2, "\t-h : print the command usage\n"); return 1; |