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Another variation on exact synthesis.

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This commit is contained in:
Alan Mishchenko
2017-10-11 18:07:35 +07:00
parent f97b8d2882
commit 711ea3dfec
3 changed files with 435 additions and 2 deletions
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src/base/abci/abc.c
+80 -1
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@@ -150,6 +150,7 @@ static int Abc_CommandBmsStart ( Abc_Frame_t * pAbc, int argc, cha
static int Abc_CommandBmsStop ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandBmsPs ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandMajExact ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandTwoExact ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandLogic ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandComb ( Abc_Frame_t * pAbc, int argc, char ** argv );
@@ -817,6 +818,7 @@ void Abc_Init( Abc_Frame_t * pAbc )
Cmd_CommandAdd( pAbc, "Exact synthesis", "bms_stop", Abc_CommandBmsStop, 0 );
Cmd_CommandAdd( pAbc, "Exact synthesis", "bms_ps", Abc_CommandBmsPs, 0 );
Cmd_CommandAdd( pAbc, "Exact synthesis", "majexact", Abc_CommandMajExact, 0 );
Cmd_CommandAdd( pAbc, "Exact synthesis", "twoexact", Abc_CommandTwoExact, 0 );
Cmd_CommandAdd( pAbc, "Various", "logic", Abc_CommandLogic, 1 );
Cmd_CommandAdd( pAbc, "Various", "comb", Abc_CommandComb, 1 );
@@ -8136,6 +8138,83 @@ usage:
return 1;
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
int Abc_CommandTwoExact( Abc_Frame_t * pAbc, int argc, char ** argv )
{
extern void Exa_ManExactSynthesis( char * pTtStr, int nVars, int nNodes, int fVerbose );
int c, nVars = 4, nNodes = 3, fVerbose = 1; char * pTtStr = NULL;
Extra_UtilGetoptReset();
while ( ( c = Extra_UtilGetopt( argc, argv, "INvh" ) ) != EOF )
{
switch ( c )
{
case 'I':
if ( globalUtilOptind >= argc )
{
Abc_Print( -1, "Command line switch \"-I\" should be followed by an integer.\n" );
goto usage;
}
nVars = atoi(argv[globalUtilOptind]);
globalUtilOptind++;
if ( nVars < 0 )
goto usage;
break;
case 'N':
if ( globalUtilOptind >= argc )
{
Abc_Print( -1, "Command line switch \"-N\" should be followed by an integer.\n" );
goto usage;
}
nNodes = atoi(argv[globalUtilOptind]);
globalUtilOptind++;
if ( nNodes < 0 )
goto usage;
break;
case 'v':
fVerbose ^= 1;
break;
case 'h':
goto usage;
default:
goto usage;
}
}
if ( argc == globalUtilOptind + 1 )
pTtStr = argv[globalUtilOptind];
if ( pTtStr == NULL )
{
Abc_Print( -1, "Truth table should be given on the command line.\n" );
return 1;
}
if ( nVars > 10 )
{
Abc_Print( -1, "Function should not have more than 10 inputs.\n" );
return 1;
}
Exa_ManExactSynthesis( pTtStr, nVars, nNodes, fVerbose );
return 0;
usage:
Abc_Print( -2, "usage: twoexact [-IN <num>] [-fcvh] <hex>\n" );
Abc_Print( -2, "\t exact synthesis of multi-input function using two-input gates\n" );
Abc_Print( -2, "\t-I <num> : the number of input variables [default = %d]\n", nVars );
Abc_Print( -2, "\t-N <num> : the number of MAJ3 nodes [default = %d]\n", nNodes );
Abc_Print( -2, "\t-v : toggle verbose printout [default = %s]\n", fVerbose ? "yes" : "no" );
Abc_Print( -2, "\t-h : print the command usage\n" );
Abc_Print( -2, "\t<hex> : truth table in hex notation\n" );
return 1;
}
/**Function*************************************************************
Synopsis []
@@ -12546,7 +12625,7 @@ int Abc_CommandTest( Abc_Frame_t * pAbc, int argc, char ** argv )
// Cba_PrsReadBlifTest();
}
// Abc_NtkComputePaths( Abc_FrameReadNtk(pAbc) );
// Psl_FileTest();
Gia_TruthTest();
return 0;
usage:
Abc_Print( -2, "usage: test [-CKDNM] [-aovwh] <file_name>\n" );