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

Transforming miter by swapping sides.

This commit is contained in:
Alan Mishchenko 2017-07-23 11:12:37 +07:00
parent 2e56f44c66
commit ee4d794111
2 changed files with 79 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

61
src/aig/gia/giaDup.c
View File

@ -2794,6 +2794,67 @@ Gia_Man_t * Gia_ManTransformTwoWord2DualOutput( Gia_Man_t * p )
return pNew;
}
void Gia_ManCollectOneSide_rec( Gia_Man_t * p, Gia_Obj_t * pObj, Vec_Int_t * vNodes )
{
if ( Gia_ObjIsTravIdCurrent(p, pObj) )
return;
Gia_ObjSetTravIdCurrent(p, pObj);
if ( !Gia_ObjIsAnd(pObj) )
return;
Gia_ManCollectOneSide_rec( p, Gia_ObjFanin0(pObj), vNodes );
Gia_ManCollectOneSide_rec( p, Gia_ObjFanin1(pObj), vNodes );
Vec_IntPush( vNodes, Gia_ObjId(p, pObj) );
}
Vec_Int_t * Gia_ManCollectOneSide( Gia_Man_t * p, int iSide )
{
Gia_Obj_t * pObj; int i;
Vec_Int_t * vNodes = Vec_IntAlloc( Gia_ManAndNum(p) );
Gia_ManIncrementTravId( p );
Gia_ManForEachPo( p, pObj, i )
if ( (i & 1) == iSide )
Gia_ManCollectOneSide_rec( p, Gia_ObjFanin0(pObj), vNodes );
return vNodes;
}
Gia_Man_t * Gia_ManTransformDualOutput( Gia_Man_t * p )
{
Vec_Int_t * vNodes0 = Gia_ManCollectOneSide( p, 0 );
Vec_Int_t * vNodes1 = Gia_ManCollectOneSide( p, 1 );
Gia_Man_t * pNew, * pTemp;
Gia_Obj_t * pObj, * pObj2;
int i, fSwap = 0;
assert( Gia_ManRegNum(p) == 0 );
assert( (Gia_ManPoNum(p) & 1) == 0 );
if ( Vec_IntSize(vNodes0) > Vec_IntSize(vNodes1) )
{
ABC_SWAP( Vec_Int_t *, vNodes0, vNodes1 );
fSwap = 1;
}
assert( Vec_IntSize(vNodes0) <= Vec_IntSize(vNodes1) );
pNew = Gia_ManStart( Gia_ManObjNum(p) );
pNew->pName = Abc_UtilStrsav( p->pName );
pNew->pSpec = Abc_UtilStrsav( p->pSpec );
Gia_ManConst0(p)->Value = 0;
Gia_ManHashAlloc( pNew );
Gia_ManForEachCi( p, pObj, i )
pObj->Value = Gia_ManAppendCi( pNew );
Gia_ManForEachObjVec( vNodes0, p, pObj, i )
pObj->Value = Gia_ManHashAnd( pNew, Gia_ObjFanin0Copy(pObj), Gia_ObjFanin1Copy(pObj) );
Gia_ManForEachObjVec( vNodes1, p, pObj, i )
pObj->Value = Gia_ManHashAnd( pNew, Gia_ObjFanin0Copy(pObj), Gia_ObjFanin1Copy(pObj) );
Vec_IntFree( vNodes0 );
Vec_IntFree( vNodes1 );
Gia_ManForEachPo( p, pObj, i )
{
pObj2 = Gia_ManPo( p, i^fSwap );
pObj->Value = Gia_ManAppendCo( pNew, Gia_ObjFanin0Copy(pObj2) );
}
Gia_ManHashStop( pNew );
Gia_ManSetRegNum( pNew, Gia_ManRegNum(p) );
pNew = Gia_ManCleanup( pTemp = pNew );
Gia_ManStop( pTemp );
return pNew;
}
/**Function*************************************************************
Synopsis [Performs 'zero' and 'undc' operation.]

28
src/base/abci/abc.c
View File

@ -1241,12 +1241,9 @@ void Abc_End( Abc_Frame_t * pAbc )
Sdm_ManQuit();
}
Abc_NtkFraigStoreClean();
if ( Abc_FrameGetGlobalFrame()->pGia )
Gia_ManStop( Abc_FrameGetGlobalFrame()->pGia );
if ( Abc_FrameGetGlobalFrame()->pGia2 )
Gia_ManStop( Abc_FrameGetGlobalFrame()->pGia2 );
if ( Abc_FrameGetGlobalFrame()->pGiaBest )
Gia_ManStop( Abc_FrameGetGlobalFrame()->pGiaBest );
Gia_ManStopP( &pAbc->pGia );
Gia_ManStopP( &pAbc->pGia2 );
Gia_ManStopP( &pAbc->pGiaBest );
if ( Abc_NtkRecIsRunning3() )
Abc_NtkRecStop3();
}
@ -12457,7 +12454,7 @@ int Abc_CommandTest( Abc_Frame_t * pAbc, int argc, char ** argv )
// Cba_PrsReadBlifTest();
}
// Abc_NtkComputePaths( Abc_FrameReadNtk(pAbc) );
// Acb_DataReadTest();
// Psl_FileTest();
return 0;
usage:
Abc_Print( -2, "usage: test [-CKDNM] [-aovwh] <file_name>\n" );
@ -32152,9 +32149,10 @@ int Abc_CommandAbc9Miter( Abc_Frame_t * pAbc, int argc, char ** argv )
int fTrans = 0;
int fTransX = 0;
int fConvert = 0;
int fTransZ = 0;
int fVerbose = 0;
Extra_UtilGetoptReset();
while ( ( c = Extra_UtilGetopt( argc, argv, "Idstxyvh" ) ) != EOF )
while ( ( c = Extra_UtilGetopt( argc, argv, "Idstxyzvh" ) ) != EOF )
{
switch ( c )
{
@ -32184,6 +32182,9 @@ int Abc_CommandAbc9Miter( Abc_Frame_t * pAbc, int argc, char ** argv )
case 'y':
fConvert ^= 1;
break;
case 'z':
fTransZ ^= 1;
break;
case 'v':
fVerbose ^= 1;
break;
@ -32193,7 +32194,7 @@ int Abc_CommandAbc9Miter( Abc_Frame_t * pAbc, int argc, char ** argv )
goto usage;
}
}
if ( fTrans || fTransX || fConvert )
if ( fTrans || fTransX || fTransZ || fConvert )
{
if ( pAbc->pGia == NULL )
{
@ -32215,6 +32216,12 @@ int Abc_CommandAbc9Miter( Abc_Frame_t * pAbc, int argc, char ** argv )
pAux = Gia_ManTransformMiter2( pAbc->pGia );
Abc_Print( 1, "The miter (current AIG) is transformed by XORing POs of two word-level outputs.\n" );
}
else if ( fTransZ )
{
extern Gia_Man_t * Gia_ManTransformDualOutput( Gia_Man_t * p );
pAux = Gia_ManTransformDualOutput( pAbc->pGia );
Abc_Print( 1, "The dual-output miter (current AIG) is transformed by ordering sides.\n" );
}
else
{
pAux = Gia_ManTransformTwoWord2DualOutput( pAbc->pGia );
@ -32260,7 +32267,7 @@ int Abc_CommandAbc9Miter( Abc_Frame_t * pAbc, int argc, char ** argv )
return 0;
usage:
Abc_Print( -2, "usage: &miter [-I num] [-dstxyvh] <file>\n" );
Abc_Print( -2, "usage: &miter [-I num] [-dstxyzvh] <file>\n" );
Abc_Print( -2, "\t creates miter of two designs (current AIG vs. <file>)\n" );
Abc_Print( -2, "\t-I num : the number of last PIs to replicate [default = %d]\n", nInsDup );
Abc_Print( -2, "\t-d : toggle creating dual-output miter [default = %s]\n", fDualOut? "yes": "no" );
@ -32268,6 +32275,7 @@ usage:
Abc_Print( -2, "\t-t : toggle XORing POs of dual-output miter [default = %s]\n", fTrans? "yes": "no" );
Abc_Print( -2, "\t-x : toggle XORing POs of two-word miter [default = %s]\n", fTransX? "yes": "no" );
Abc_Print( -2, "\t-y : toggle convering two-word miter into dual-output miter [default = %s]\n", fConvert? "yes": "no" );
Abc_Print( -2, "\t-z : toggle odering sides of the dual-output miter [default = %s]\n", fTransZ? "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");
Abc_Print( -2, "\t<file> : AIGER file with the design to miter\n");