diff options
| -rw-r--r-- | src/base/abc/abcFunc.c | 6 | ||||
| -rw-r--r-- | src/base/abci/abc.c | 12 |
2 files changed, 11 insertions, 7 deletions
diff --git a/src/base/abc/abcFunc.c b/src/base/abc/abcFunc.c index 154e7f58..628a803f 100644 --- a/src/base/abc/abcFunc.c +++ b/src/base/abc/abcFunc.c @@ -382,9 +382,11 @@ int Abc_NtkBddToSop( Abc_Ntk_t * pNtk, int fDirect, int nCubeLimit ) //printf( "The total number of cubes = %d.\n", nCubes ); } - if ( fDirect ) + if ( fDirect == 2 ) // negative polarity only + fMode = 0; + else if ( fDirect == 1 ) // positive polarity only fMode = 1; - else + else // both polarities fMode = -1; assert( Abc_NtkHasBdd(pNtk) ); diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c index 1b92b334..8b42ccfa 100644 --- a/src/base/abci/abc.c +++ b/src/base/abci/abc.c @@ -7889,13 +7889,12 @@ usage: int Abc_CommandSop( Abc_Frame_t * pAbc, int argc, char ** argv ) { Abc_Ntk_t * pNtk = Abc_FrameReadNtk(pAbc); - int fDirect, nCubeLimit = 1000000; + int fDirect = 0, nCubeLimit = 1000000; int c; // set defaults - fDirect = 0; Extra_UtilGetoptReset(); - while ( ( c = Extra_UtilGetopt( argc, argv, "Cdh" ) ) != EOF ) + while ( ( c = Extra_UtilGetopt( argc, argv, "Cdnh" ) ) != EOF ) { switch ( c ) { @@ -7911,7 +7910,10 @@ int Abc_CommandSop( Abc_Frame_t * pAbc, int argc, char ** argv ) goto usage; break; case 'd': - fDirect ^= 1; + fDirect = 1; + break; + case 'n': + fDirect = 2; break; case 'h': goto usage; @@ -7940,7 +7942,7 @@ usage: Abc_Print( -2, "usage: sop [-C num] [-dh]\n" ); Abc_Print( -2, "\t converts node functions to SOP\n" ); Abc_Print( -2, "\t-C num : the limit on the total cube count of all nodes [default = %d]\n", nCubeLimit ); - Abc_Print( -2, "\t-d : toggles using both phases or only positive [default = %s]\n", fDirect? "direct": "both" ); + Abc_Print( -2, "\t-d : toggles using both phases or only positive [default = %s]\n", fDirect? (fDirect == 1? "direct":"negated"): "both" ); Abc_Print( -2, "\t-h : print the command usage\n"); return 1; } |