luke
/
abc
mirror of https://github.com/YosysHQ/abc.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

New command &isost.

This commit is contained in:
Alan Mishchenko 2015-10-25 16:59:09 -07:00
parent 85b1e1cc93
commit 9d67bbe583
1 changed files with 70 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

70
src/base/abci/abc.c
View File

@ -434,6 +434,7 @@ static int Abc_CommandAbc9ReachY ( Abc_Frame_t * pAbc, int argc, cha
static int Abc_CommandAbc9Undo ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandAbc9Iso ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandAbc9IsoNpn ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandAbc9IsoSt ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandAbc9CexInfo ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandAbc9Cycle ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandAbc9Cone ( Abc_Frame_t * pAbc, int argc, char ** argv );
@ -1056,6 +1057,7 @@ void Abc_Init( Abc_Frame_t * pAbc )
Cmd_CommandAdd( pAbc, "ABC9", "&undo", Abc_CommandAbc9Undo, 0 );
Cmd_CommandAdd( pAbc, "ABC9", "&iso", Abc_CommandAbc9Iso, 0 );
Cmd_CommandAdd( pAbc, "ABC9", "&isonpn", Abc_CommandAbc9IsoNpn, 0 );
Cmd_CommandAdd( pAbc, "ABC9", "&isost", Abc_CommandAbc9IsoSt, 0 );
Cmd_CommandAdd( pAbc, "ABC9", "&cexinfo", Abc_CommandAbc9CexInfo, 0 );
Cmd_CommandAdd( pAbc, "ABC9", "&cycle", Abc_CommandAbc9Cycle, 0 );
Cmd_CommandAdd( pAbc, "ABC9", "&cone", Abc_CommandAbc9Cone, 0 );
@ -25874,6 +25876,7 @@ int Abc_CommandIso( Abc_Frame_t * pAbc, int argc, char ** argv )
pAig = Abc_NtkToDar( pNtk, 0, 1 );
pTemp = Saig_ManIsoReduce( pAig, &vPosEquivs, fVerbose );
pNtkNew = Abc_NtkFromAigPhase( pTemp );
pNtkNew->pName = Extra_UtilStrsav(pNtk->pName);
Aig_ManStop( pTemp );
Aig_ManStop( pAig );
@ -36142,6 +36145,73 @@ usage:
return 1;
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
int Abc_CommandAbc9IsoSt( Abc_Frame_t * pAbc, int argc, char ** argv )
{
extern Gia_Man_t * Gia_ManIsoStrashReduce( Gia_Man_t * p, Vec_Ptr_t ** pvPosEquivs, int fVerbose );
Gia_Man_t * pAig;
Vec_Ptr_t * vPosEquivs;
int c, fVerbose = 0;
Extra_UtilGetoptReset();
while ( ( c = Extra_UtilGetopt( argc, argv, "vh" ) ) != EOF )
{
switch ( c )
{
case 'v':
fVerbose ^= 1;
break;
case 'h':
goto usage;
default:
goto usage;
}
}
if ( pAbc->pGia == NULL )
{
Abc_Print( -1, "Abc_CommandAbc9IsoSt(): There is no AIG.\n" );
return 1;
}
if ( Gia_ManPoNum(pAbc->pGia) == 1 )
{
Abc_Print( -1, "Abc_CommandAbc9IsoSt(): The AIG has only one PO. Isomorphism detection is not performed.\n" );
return 1;
}
if ( Gia_ManRegNum(pAbc->pGia) )
{
Abc_Print( -1, "Abc_CommandAbc9IsoSt(): ISO-ST does not work with sequential AIGs.\n" );
return 1;
}
pAig = Gia_ManIsoStrashReduce( pAbc->pGia, &vPosEquivs, fVerbose );
if ( pAig == NULL )
{
Abc_Print( -1, "Abc_CommandAbc9IsoSt(): Transformation has failed.\n" );
return 1;
}
// update the internal storage of PO equivalences
Abc_FrameReplacePoEquivs( pAbc, &vPosEquivs );
// update the AIG
Abc_FrameUpdateGia( pAbc, pAig );
return 0;
usage:
Abc_Print( -2, "usage: &isost [-vh]\n" );
Abc_Print( -2, "\t removes POs with functionally isomorphic combinational COI\n" );
Abc_Print( -2, "\t (this command relies exclusively on structural hashing)\n" );
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;
}
/**Function*************************************************************
Synopsis []