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Adding new switch 'bdd -s' to translate SOP directly into BDD.

This commit is contained in:
Alan Mishchenko 2016-04-24 00:13:07 +03:00
parent 67bfb4ba09
commit f91f23bed0
1 changed files with 9 additions and 3 deletions
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12
src/base/abci/abc.c
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@ -8450,18 +8450,21 @@ usage:
int Abc_CommandBdd( Abc_Frame_t * pAbc, int argc, char ** argv )
{
Abc_Ntk_t * pNtk = Abc_FrameReadNtk(pAbc);
int fReorder = 1;
int fReorder = 1, fBdd2Sop = 0;
int c;
// set defaults
Extra_UtilGetoptReset();
while ( ( c = Extra_UtilGetopt( argc, argv, "rh" ) ) != EOF )
while ( ( c = Extra_UtilGetopt( argc, argv, "rsh" ) ) != EOF )
{
switch ( c )
{
case 'r':
fReorder ^= 1;
break;
case 's':
fBdd2Sop ^= 1;
break;
case 'h':
goto usage;
default:
@ -8478,6 +8481,8 @@ int Abc_CommandBdd( Abc_Frame_t * pAbc, int argc, char ** argv )
Abc_Print( -1, "Converting to BDD is possible only for logic networks.\n" );
return 1;
}
if ( fBdd2Sop && Abc_NtkHasSop(pNtk) )
return !Abc_NtkSopToBdd(pNtk);
if ( Abc_NtkIsBddLogic(pNtk) )
{
Abc_Print( -1, "The logic network is already in the BDD form.\n" );
@ -8491,9 +8496,10 @@ int Abc_CommandBdd( Abc_Frame_t * pAbc, int argc, char ** argv )
return 0;
usage:
Abc_Print( -2, "usage: bdd [-rh]\n" );
Abc_Print( -2, "usage: bdd [-rsh]\n" );
Abc_Print( -2, "\t converts node functions to BDD\n" );
Abc_Print( -2, "\t-r : toggles enabling dynamic variable reordering [default = %s]\n", fReorder? "yes": "no" );
Abc_Print( -2, "\t-s : toggles constructing BDDs directly from SOPs [default = %s]\n", fBdd2Sop? "yes": "no" );
Abc_Print( -2, "\t-h : print the command usage\n");
return 1;
}