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lvzhengyang
abc
Commits
137a7662
Commit
137a7662
authored
Sep 07, 2013
by
Alan Mishchenko
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Improvements to the new technology mapper.
parent
23879f92
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8 changed files
with
942 additions
and
22 deletions
+942
-22
abclib.dsp
+4
-0
src/aig/gia/gia.h
+46
-12
src/aig/gia/giaJf.c
+754
-0
src/aig/gia/giaMan.c
+6
-6
src/aig/gia/module.make
+1
-0
src/base/abci/abc.c
+123
-2
src/map/if/ifMap.c
+6
-0
src/sat/bmc/bmcBmcAnd.c
+2
-2
No files found.
abclib.dsp
View file @
137a7662
...
...
@@ -3679,6 +3679,10 @@ SOURCE=.\src\aig\gia\giaIso2.c
# End Source File
# Begin Source File
SOURCE=.\src\aig\gia\giaJf.c
# End Source File
# Begin Source File
SOURCE=.\src\aig\gia\giaMan.c
# End Source File
# Begin Source File
...
...
src/aig/gia/gia.h
View file @
137a7662
...
...
@@ -104,6 +104,7 @@ struct Gia_Man_t_
unsigned
*
pMuxes
;
// control signals of MUXes
int
nXors
;
// the number of XORs
int
nMuxes
;
// the number of MUXes
int
nBufs
;
// the number of buffers
Vec_Int_t
*
vCis
;
// the vector of CIs (PIs + LOs)
Vec_Int_t
*
vCos
;
// the vector of COs (POs + LIs)
int
*
pHTable
;
// hash table
...
...
@@ -232,6 +233,23 @@ struct Gia_ParSim_t_
int
iOutFail
;
// index of the failed output
};
typedef
struct
Jf_Par_t_
Jf_Par_t
;
struct
Jf_Par_t_
{
int
nLutSize
;
int
nCutNum
;
int
nRounds
;
int
DelayTarget
;
int
fAreaOnly
;
int
fVerbose
;
int
fVeryVerbose
;
int
nLutSizeMax
;
int
nCutNumMax
;
int
Delay
;
int
Area
;
int
Edge
;
};
static
inline
unsigned
Gia_ObjCutSign
(
unsigned
ObjId
)
{
return
(
1
<<
(
ObjId
&
31
));
}
static
inline
int
Gia_WordHasOneBit
(
unsigned
uWord
)
{
return
(
uWord
&
(
uWord
-
1
))
==
0
;
}
static
inline
int
Gia_WordHasOnePair
(
unsigned
uWord
)
{
return
Gia_WordHasOneBit
(
uWord
&
(
uWord
>>
1
)
&
0x55555555
);
}
...
...
@@ -314,6 +332,7 @@ static inline int Gia_ManObjNum( Gia_Man_t * p ) { return p->nObjs
static
inline
int
Gia_ManAndNum
(
Gia_Man_t
*
p
)
{
return
p
->
nObjs
-
Vec_IntSize
(
p
->
vCis
)
-
Vec_IntSize
(
p
->
vCos
)
-
1
;
}
static
inline
int
Gia_ManXorNum
(
Gia_Man_t
*
p
)
{
return
p
->
nXors
;
}
static
inline
int
Gia_ManMuxNum
(
Gia_Man_t
*
p
)
{
return
p
->
nMuxes
;
}
static
inline
int
Gia_ManBufNum
(
Gia_Man_t
*
p
)
{
return
p
->
nBufs
;
}
static
inline
int
Gia_ManCandNum
(
Gia_Man_t
*
p
)
{
return
Gia_ManCiNum
(
p
)
+
Gia_ManAndNum
(
p
);
}
static
inline
int
Gia_ManConstrNum
(
Gia_Man_t
*
p
)
{
return
p
->
nConstrs
;
}
static
inline
void
Gia_ManFlipVerbose
(
Gia_Man_t
*
p
)
{
p
->
fVerbose
^=
1
;
}
...
...
@@ -344,8 +363,9 @@ static inline int Gia_ObjIsCo( Gia_Obj_t * pObj ) {
static
inline
int
Gia_ObjIsAnd
(
Gia_Obj_t
*
pObj
)
{
return
!
pObj
->
fTerm
&&
pObj
->
iDiff0
!=
GIA_NONE
;
}
static
inline
int
Gia_ObjIsXor
(
Gia_Obj_t
*
pObj
)
{
return
Gia_ObjIsAnd
(
pObj
)
&&
pObj
->
iDiff0
<
pObj
->
iDiff1
;
}
static
inline
int
Gia_ObjIsMux
(
Gia_Man_t
*
p
,
int
iObj
)
{
return
p
->
pMuxes
&&
p
->
pMuxes
[
iObj
]
>
0
;
}
static
inline
int
Gia_ObjIsBuf
(
Gia_Obj_t
*
pObj
)
{
return
pObj
->
iDiff0
==
pObj
->
iDiff1
&&
pObj
->
iDiff0
!=
GIA_NONE
;
}
static
inline
int
Gia_ObjIsCand
(
Gia_Obj_t
*
pObj
)
{
return
Gia_ObjIsAnd
(
pObj
)
||
Gia_ObjIsCi
(
pObj
);
}
static
inline
int
Gia_ObjIsConst0
(
Gia_Obj_t
*
pObj
)
{
return
pObj
->
iDiff0
==
GIA_NONE
&&
pObj
->
iDiff1
==
GIA_NONE
;
}
static
inline
int
Gia_ObjIsConst0
(
Gia_Obj_t
*
pObj
)
{
return
pObj
->
iDiff0
==
GIA_NONE
&&
pObj
->
iDiff1
==
GIA_NONE
;
}
static
inline
int
Gia_ManObjIsConst0
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
){
return
pObj
==
p
->
pObjs
;
}
static
inline
int
Gia_Obj2Lit
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
)
{
return
Abc_Var2Lit
(
Gia_ObjId
(
p
,
Gia_Regular
(
pObj
)),
Gia_IsComplement
(
pObj
));
}
...
...
@@ -420,16 +440,18 @@ static inline void Gia_ObjSetAndLevel( Gia_Man_t * p, Gia_Obj_t * pObj )
static
inline
int
Gia_ObjNum
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
)
{
return
(
int
)(
unsigned
char
)
Vec_StrGetEntry
(
p
->
vTtNums
,
Gia_ObjId
(
p
,
pObj
));
}
static
inline
void
Gia_ObjSetNum
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
,
int
n
)
{
assert
(
n
>=
0
&&
n
<
254
);
Vec_StrSetEntry
(
p
->
vTtNums
,
Gia_ObjId
(
p
,
pObj
),
(
char
)
n
);
}
static
inline
int
Gia_ObjRefNumId
(
Gia_Man_t
*
p
,
int
Id
)
{
assert
(
p
->
pRefs
);
return
p
->
pRefs
[
Id
];
}
static
inline
int
Gia_ObjRefNum
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
)
{
assert
(
p
->
pRefs
);
return
p
->
pRefs
[
Gia_ObjId
(
p
,
pObj
)];
}
static
inline
int
Gia_ObjRefInc
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
)
{
assert
(
p
->
pRefs
);
return
p
->
pRefs
[
Gia_ObjId
(
p
,
pObj
)]
++
;
}
static
inline
int
Gia_ObjRefDec
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
)
{
assert
(
p
->
pRefs
);
return
--
p
->
pRefs
[
Gia_ObjId
(
p
,
pObj
)];
}
static
inline
void
Gia_ObjRefFanin0Inc
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
){
assert
(
p
->
pRefs
);
Gia_ObjRefInc
(
p
,
Gia_ObjFanin0
(
pObj
));
}
static
inline
void
Gia_ObjRefFanin1Inc
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
){
assert
(
p
->
pRefs
);
Gia_ObjRefInc
(
p
,
Gia_ObjFanin1
(
pObj
));
}
static
inline
void
Gia_ObjRefFanin2Inc
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
){
assert
(
p
->
pRefs
);
Gia_ObjRefInc
(
p
,
Gia_ObjFanin2
(
p
,
pObj
));
}
static
inline
void
Gia_ObjRefFanin0Dec
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
){
assert
(
p
->
pRefs
);
Gia_ObjRefDec
(
p
,
Gia_ObjFanin0
(
pObj
));
}
static
inline
void
Gia_ObjRefFanin1Dec
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
){
assert
(
p
->
pRefs
);
Gia_ObjRefDec
(
p
,
Gia_ObjFanin1
(
pObj
));
}
static
inline
void
Gia_ObjRefFanin2Dec
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
){
assert
(
p
->
pRefs
);
Gia_ObjRefDec
(
p
,
Gia_ObjFanin2
(
p
,
pObj
));
}
static
inline
int
Gia_ObjRefNumId
(
Gia_Man_t
*
p
,
int
Id
)
{
return
p
->
pRefs
[
Id
];
}
static
inline
int
Gia_ObjRefIncId
(
Gia_Man_t
*
p
,
int
Id
)
{
return
p
->
pRefs
[
Id
]
++
;
}
static
inline
int
Gia_ObjRefDecId
(
Gia_Man_t
*
p
,
int
Id
)
{
return
--
p
->
pRefs
[
Id
];
}
static
inline
int
Gia_ObjRefNum
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
)
{
return
Gia_ObjRefNumId
(
p
,
Gia_ObjId
(
p
,
pObj
)
);
}
static
inline
int
Gia_ObjRefInc
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
)
{
return
Gia_ObjRefIncId
(
p
,
Gia_ObjId
(
p
,
pObj
)
);
}
static
inline
int
Gia_ObjRefDec
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
)
{
return
Gia_ObjRefDecId
(
p
,
Gia_ObjId
(
p
,
pObj
)
);
}
static
inline
void
Gia_ObjRefFanin0Inc
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
){
Gia_ObjRefInc
(
p
,
Gia_ObjFanin0
(
pObj
));
}
static
inline
void
Gia_ObjRefFanin1Inc
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
){
Gia_ObjRefInc
(
p
,
Gia_ObjFanin1
(
pObj
));
}
static
inline
void
Gia_ObjRefFanin2Inc
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
){
Gia_ObjRefInc
(
p
,
Gia_ObjFanin2
(
p
,
pObj
));
}
static
inline
void
Gia_ObjRefFanin0Dec
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
){
Gia_ObjRefDec
(
p
,
Gia_ObjFanin0
(
pObj
));
}
static
inline
void
Gia_ObjRefFanin1Dec
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
){
Gia_ObjRefDec
(
p
,
Gia_ObjFanin1
(
pObj
));
}
static
inline
void
Gia_ObjRefFanin2Dec
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
){
Gia_ObjRefDec
(
p
,
Gia_ObjFanin2
(
p
,
pObj
));
}
static
inline
void
Gia_ObjSetTravIdCurrent
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
)
{
assert
(
Gia_ObjId
(
p
,
pObj
)
<
p
->
nTravIdsAlloc
);
p
->
pTravIds
[
Gia_ObjId
(
p
,
pObj
)]
=
p
->
nTravIds
;
}
static
inline
void
Gia_ObjSetTravIdPrevious
(
Gia_Man_t
*
p
,
Gia_Obj_t
*
pObj
)
{
assert
(
Gia_ObjId
(
p
,
pObj
)
<
p
->
nTravIdsAlloc
);
p
->
pTravIds
[
Gia_ObjId
(
p
,
pObj
)]
=
p
->
nTravIds
-
1
;
}
...
...
@@ -573,6 +595,15 @@ static inline int Gia_ManAppendMuxReal( Gia_Man_t * p, int iLitC, int iLit1, int
p
->
nMuxes
++
;
return
Gia_ObjId
(
p
,
pObj
)
<<
1
;
}
static
inline
int
Gia_ManAppendBuf
(
Gia_Man_t
*
p
,
int
iLit
)
{
Gia_Obj_t
*
pObj
=
Gia_ManAppendObj
(
p
);
assert
(
iLit
>=
0
&&
Abc_Lit2Var
(
iLit
)
<
Gia_ManObjNum
(
p
)
);
pObj
->
iDiff0
=
pObj
->
iDiff1
=
Gia_ObjId
(
p
,
pObj
)
-
Abc_Lit2Var
(
iLit
);
pObj
->
fCompl0
=
pObj
->
fCompl1
=
Abc_LitIsCompl
(
iLit
);
p
->
nBufs
++
;
return
Gia_ObjId
(
p
,
pObj
)
<<
1
;
}
static
inline
int
Gia_ManAppendCo
(
Gia_Man_t
*
p
,
int
iLit0
)
{
Gia_Obj_t
*
pObj
;
...
...
@@ -1016,6 +1047,9 @@ extern int Gia_ManLutLevel( Gia_Man_t * p );
extern
void
Gia_ManSetRefsMapped
(
Gia_Man_t
*
p
);
extern
void
Gia_ManSetIfParsDefault
(
void
*
pIfPars
);
extern
Gia_Man_t
*
Gia_ManPerformMapping
(
Gia_Man_t
*
p
,
void
*
pIfPars
,
int
fNormalized
);
/*=== giaJf.c ===========================================================*/
extern
void
Jf_ManSetDefaultPars
(
Jf_Par_t
*
pPars
);
extern
Gia_Man_t
*
Jf_ManPerformMapping
(
Gia_Man_t
*
pGia
,
Jf_Par_t
*
pPars
);
/*=== giaIso.c ===========================================================*/
extern
Gia_Man_t
*
Gia_ManIsoCanonicize
(
Gia_Man_t
*
p
,
int
fVerbose
);
extern
Gia_Man_t
*
Gia_ManIsoReduce
(
Gia_Man_t
*
p
,
Vec_Ptr_t
**
pvPosEquivs
,
Vec_Ptr_t
**
pvPiPerms
,
int
fEstimate
,
int
fDualOut
,
int
fVerbose
,
int
fVeryVerbose
);
...
...
@@ -1027,7 +1061,7 @@ extern void Gia_ManSolveProblem( Gia_Man_t * pGia, Emb_Par_t * pP
extern
Gia_Man_t
*
Gia_ManStart
(
int
nObjsMax
);
extern
void
Gia_ManStop
(
Gia_Man_t
*
p
);
extern
void
Gia_ManStopP
(
Gia_Man_t
**
p
);
extern
float
Gia_ManMemory
(
Gia_Man_t
*
p
);
extern
double
Gia_ManMemory
(
Gia_Man_t
*
p
);
extern
void
Gia_ManPrintStats
(
Gia_Man_t
*
p
,
Gps_Par_t
*
pPars
);
extern
void
Gia_ManPrintStatsShort
(
Gia_Man_t
*
p
);
extern
void
Gia_ManPrintMiterStatus
(
Gia_Man_t
*
p
);
...
...
src/aig/gia/giaJf.c
0 → 100644
View file @
137a7662
/**CFile****************************************************************
FileName [giaJf.c]
SystemName [ABC: Logic synthesis and verification system.]
PackageName [Scalable AIG package.]
Synopsis []
Author [Alan Mishchenko]
Affiliation [UC Berkeley]
Date [Ver. 1.0. Started - June 20, 2005.]
Revision [$Id: giaJf.c,v 1.00 2005/06/20 00:00:00 alanmi Exp $]
***********************************************************************/
#include "gia.h"
#include "misc/vec/vecSet.h"
ABC_NAMESPACE_IMPL_START
////////////////////////////////////////////////////////////////////////
/// DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
#define JF_LEAF_MAX 6
#define JF_CUT_MAX 16
#define JF_EDGE_LIM 10
typedef
struct
Jf_Cut_t_
Jf_Cut_t
;
struct
Jf_Cut_t_
{
unsigned
Sign
;
float
Flow
;
int
Time
;
int
pCut
[
JF_LEAF_MAX
+
1
];
};
typedef
struct
Jf_Man_t_
Jf_Man_t
;
struct
Jf_Man_t_
{
Gia_Man_t
*
pGia
;
// user's manager
Jf_Par_t
*
pPars
;
// users parameter
Vec_Int_t
vCuts
;
// cuts for each node
Vec_Int_t
vArr
;
// arrival time
Vec_Int_t
vDep
;
// departure time
Vec_Flt_t
vFlow
;
// area flow
Vec_Flt_t
vRefs
;
// ref counters
Vec_Set_t
pMem
;
// cut storage
Vec_Int_t
*
vTemp
;
// temporary
float
(
*
pCutCmp
)
(
Jf_Cut_t
*
,
Jf_Cut_t
*
);
// procedure to compare cuts
abctime
clkStart
;
// starting time
word
CutCount
[
4
];
// statistics
};
static
inline
int
Jf_ObjCutH
(
Jf_Man_t
*
p
,
int
i
)
{
return
Vec_IntEntry
(
&
p
->
vCuts
,
i
);
}
static
inline
int
*
Jf_ObjCuts
(
Jf_Man_t
*
p
,
int
i
)
{
return
(
int
*
)
Vec_SetEntry
(
&
p
->
pMem
,
Jf_ObjCutH
(
p
,
i
));
}
static
inline
int
*
Jf_ObjCutBest
(
Jf_Man_t
*
p
,
int
i
)
{
return
Jf_ObjCuts
(
p
,
i
)
+
1
;
}
static
inline
int
Jf_ObjArr
(
Jf_Man_t
*
p
,
int
i
)
{
return
Vec_IntEntry
(
&
p
->
vArr
,
i
);
}
static
inline
int
Jf_ObjDep
(
Jf_Man_t
*
p
,
int
i
)
{
return
Vec_IntEntry
(
&
p
->
vDep
,
i
);
}
static
inline
float
Jf_ObjFlow
(
Jf_Man_t
*
p
,
int
i
)
{
return
Vec_FltEntry
(
&
p
->
vFlow
,
i
);
}
static
inline
float
Jf_ObjRefs
(
Jf_Man_t
*
p
,
int
i
)
{
return
Vec_FltEntry
(
&
p
->
vRefs
,
i
);
}
#define Jf_ObjForEachCut( pList, pCut, i ) for ( i = 0, pCut = pList + 1; i < pList[0]; i++, pCut += pCut[0] + 1 )
////////////////////////////////////////////////////////////////////////
/// FUNCTION DEFINITIONS ///
////////////////////////////////////////////////////////////////////////
/**Function*************************************************************
Synopsis [Computing references while discounting XOR/MUX.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
float
*
Jf_ManInitRefs
(
Gia_Man_t
*
p
)
{
Gia_Obj_t
*
pObj
,
*
pCtrl
,
*
pData0
,
*
pData1
;
float
*
pRes
;
int
i
;
assert
(
p
->
pRefs
==
NULL
);
p
->
pRefs
=
ABC_CALLOC
(
int
,
Gia_ManObjNum
(
p
)
);
Gia_ManForEachAnd
(
p
,
pObj
,
i
)
{
Gia_ObjRefFanin0Inc
(
p
,
pObj
);
if
(
Gia_ObjIsBuf
(
pObj
)
)
continue
;
Gia_ObjRefFanin1Inc
(
p
,
pObj
);
if
(
!
Gia_ObjIsMuxType
(
pObj
)
)
continue
;
// discount XOR/MUX
pCtrl
=
Gia_ObjRecognizeMux
(
pObj
,
&
pData1
,
&
pData0
);
Gia_ObjRefDec
(
p
,
Gia_Regular
(
pCtrl
)
);
if
(
Gia_Regular
(
pData1
)
==
Gia_Regular
(
pData0
)
)
Gia_ObjRefDec
(
p
,
Gia_Regular
(
pData1
)
);
}
Gia_ManForEachCo
(
p
,
pObj
,
i
)
Gia_ObjRefFanin0Inc
(
p
,
pObj
);
// multiply by factor
pRes
=
ABC_ALLOC
(
float
,
Gia_ManObjNum
(
p
)
);
for
(
i
=
0
;
i
<
Gia_ManObjNum
(
p
);
i
++
)
pRes
[
i
]
=
Abc_MaxInt
(
1
,
p
->
pRefs
[
i
]
);
return
pRes
;
}
/**Function*************************************************************
Synopsis [Manager manipulation.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
Jf_Man_t
*
Jf_ManAlloc
(
Gia_Man_t
*
pGia
,
Jf_Par_t
*
pPars
)
{
Jf_Man_t
*
p
;
assert
(
pPars
->
nLutSize
<=
JF_LEAF_MAX
);
assert
(
pPars
->
nCutNum
<=
JF_CUT_MAX
);
Vec_IntFreeP
(
&
pGia
->
vMapping
);
p
=
ABC_CALLOC
(
Jf_Man_t
,
1
);
p
->
pGia
=
pGia
;
p
->
pPars
=
pPars
;
Vec_IntFill
(
&
p
->
vCuts
,
Gia_ManObjNum
(
pGia
),
0
);
Vec_IntFill
(
&
p
->
vArr
,
Gia_ManObjNum
(
pGia
),
0
);
Vec_IntFill
(
&
p
->
vDep
,
Gia_ManObjNum
(
pGia
),
0
);
Vec_FltFill
(
&
p
->
vFlow
,
Gia_ManObjNum
(
pGia
),
0
);
p
->
vRefs
.
nCap
=
p
->
vRefs
.
nSize
=
Gia_ManObjNum
(
pGia
);
p
->
vRefs
.
pArray
=
Jf_ManInitRefs
(
pGia
);
Vec_SetAlloc_
(
&
p
->
pMem
,
20
);
p
->
vTemp
=
Vec_IntAlloc
(
1000
);
p
->
clkStart
=
Abc_Clock
();
return
p
;
}
void
Jf_ManFree
(
Jf_Man_t
*
p
)
{
ABC_FREE
(
p
->
pGia
->
pRefs
);
ABC_FREE
(
p
->
vCuts
.
pArray
);
ABC_FREE
(
p
->
vArr
.
pArray
);
ABC_FREE
(
p
->
vDep
.
pArray
);
ABC_FREE
(
p
->
vFlow
.
pArray
);
ABC_FREE
(
p
->
vRefs
.
pArray
);
Vec_SetFree_
(
&
p
->
pMem
);
Vec_IntFreeP
(
&
p
->
vTemp
);
ABC_FREE
(
p
);
}
/**Function*************************************************************
Synopsis [Cut functions.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static
inline
void
Jf_CutPrint
(
int
*
pCut
)
{
int
i
;
printf
(
"%d {"
,
pCut
[
0
]
);
for
(
i
=
1
;
i
<=
pCut
[
0
];
i
++
)
printf
(
" %d"
,
pCut
[
i
]
);
printf
(
" }
\n
"
);
}
static
inline
void
Jf_ObjCutPrint
(
int
*
pCuts
)
{
int
i
,
*
pCut
;
Jf_ObjForEachCut
(
pCuts
,
pCut
,
i
)
Jf_CutPrint
(
pCut
);
printf
(
"
\n
"
);
}
static
inline
unsigned
Jf_CutGetSign
(
int
*
pCut
)
{
unsigned
Sign
=
0
;
int
i
;
for
(
i
=
1
;
i
<=
pCut
[
0
];
i
++
)
Sign
|=
1
<<
(
pCut
[
i
]
&
31
);
return
Sign
;
}
static
inline
int
Jf_CountBits
(
unsigned
i
)
{
i
=
i
-
((
i
>>
1
)
&
0x55555555
);
i
=
(
i
&
0x33333333
)
+
((
i
>>
2
)
&
0x33333333
);
return
(((
i
+
(
i
>>
4
))
&
0x0F0F0F0F
)
*
0x01010101
)
>>
24
;
}
static
inline
int
Jf_CutFindLeaf
(
int
*
pCut
,
int
iObj
)
{
int
i
;
for
(
i
=
1
;
i
<=
pCut
[
0
];
i
++
)
if
(
pCut
[
i
]
==
iObj
)
return
1
;
return
0
;
}
static
inline
int
Jf_CutMerge
(
int
*
pCut0
,
int
*
pCut1
,
int
*
pCut
,
int
LutSize
)
{
int
i
;
if
(
pCut0
[
0
]
>
pCut1
[
0
]
)
ABC_SWAP
(
int
*
,
pCut0
,
pCut1
);
assert
(
pCut0
[
0
]
<=
pCut1
[
0
]
);
pCut
[
0
]
=
pCut1
[
0
];
for
(
i
=
1
;
i
<=
pCut0
[
0
];
i
++
)
{
if
(
Jf_CutFindLeaf
(
pCut1
,
pCut0
[
i
])
)
continue
;
if
(
pCut
[
0
]
==
LutSize
)
return
1
;
pCut
[
++
pCut
[
0
]]
=
pCut0
[
i
];
}
memcpy
(
pCut
+
1
,
pCut1
+
1
,
sizeof
(
int
)
*
pCut1
[
0
]
);
// Vec_IntSelectSort( pCut + 1, pCut[0] );
if
(
0
)
{
int
i
,
k
;
for
(
i
=
1
;
i
<
pCut
[
0
];
i
++
)
for
(
k
=
0
;
k
<
i
;
k
++
)
assert
(
pCut
[
i
+
1
]
!=
pCut
[
k
+
1
]
);
}
return
0
;
}
static
inline
int
Jf_CutIsContained
(
int
*
pBase
,
int
*
pCut
)
// check if pCut is contained pBase
{
int
i
;
for
(
i
=
1
;
i
<=
pCut
[
0
];
i
++
)
if
(
!
Jf_CutFindLeaf
(
pBase
,
pCut
[
i
])
)
return
0
;
return
1
;
}
static
inline
int
Jf_CutArr
(
Jf_Man_t
*
p
,
int
*
pCut
)
{
int
i
,
Time
=
0
;
for
(
i
=
1
;
i
<=
pCut
[
0
];
i
++
)
Time
=
Abc_MaxInt
(
Time
,
Jf_ObjArr
(
p
,
pCut
[
i
])
);
return
Time
+
1
;
}
static
inline
void
Jf_ObjSetBestCut
(
int
*
pCuts
,
int
*
pCut
,
Vec_Int_t
*
vTemp
)
{
int
*
pTemp
,
nSize
;
assert
(
pCuts
<
pCut
);
if
(
pCuts
+
1
==
pCut
)
return
;
Vec_IntClear
(
vTemp
);
for
(
pTemp
=
pCuts
+
1
;
pTemp
<
pCut
;
pTemp
++
)
Vec_IntPush
(
vTemp
,
*
pTemp
);
nSize
=
pCut
[
0
]
+
1
;
memcpy
(
pCuts
+
1
,
pCut
,
sizeof
(
int
)
*
nSize
);
memcpy
(
pCuts
+
1
+
nSize
,
Vec_IntArray
(
vTemp
),
sizeof
(
int
)
*
Vec_IntSize
(
vTemp
)
);
}
static
inline
void
Jf_CutRef
(
Jf_Man_t
*
p
,
int
*
pCut
)
{
int
i
;
for
(
i
=
1
;
i
<=
pCut
[
0
];
i
++
)
Gia_ObjRefIncId
(
p
->
pGia
,
pCut
[
i
]
);
}
static
inline
void
Jf_CutDeref
(
Jf_Man_t
*
p
,
int
*
pCut
)
{
int
i
;
for
(
i
=
1
;
i
<=
pCut
[
0
];
i
++
)
Gia_ObjRefDecId
(
p
->
pGia
,
pCut
[
i
]
);
}
static
inline
float
Jf_CutFlow
(
Jf_Man_t
*
p
,
int
*
pCut
)
{
float
Flow
=
0
;
int
i
;
for
(
i
=
1
;
i
<=
pCut
[
0
];
i
++
)
Flow
+=
Jf_ObjFlow
(
p
,
pCut
[
i
]
);
return
Flow
;
}
/**Function*************************************************************
Synopsis [Reference counting.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
int
Jf_CutRef_rec
(
Jf_Man_t
*
p
,
int
*
pCut
,
int
fEdge
,
int
Limit
)
{
int
i
,
Count
=
0
;
if
(
pCut
[
0
]
==
1
||
Limit
==
0
)
// terminal
return
0
;
for
(
i
=
1
;
i
<=
pCut
[
0
];
i
++
)
if
(
Gia_ObjRefIncId
(
p
->
pGia
,
pCut
[
i
]
)
==
0
)
Count
+=
Jf_CutRef_rec
(
p
,
Jf_ObjCutBest
(
p
,
pCut
[
i
]),
fEdge
,
Limit
-
1
);
return
Count
+
(
fEdge
?
pCut
[
0
]
:
1
);
}
int
Jf_CutDeref_rec
(
Jf_Man_t
*
p
,
int
*
pCut
,
int
fEdge
,
int
Limit
)
{
int
i
,
Count
=
0
;
if
(
pCut
[
0
]
==
1
||
Limit
==
0
)
// terminal
return
0
;
for
(
i
=
1
;
i
<=
pCut
[
0
];
i
++
)
if
(
Gia_ObjRefDecId
(
p
->
pGia
,
pCut
[
i
]
)
==
0
)
Count
+=
Jf_CutDeref_rec
(
p
,
Jf_ObjCutBest
(
p
,
pCut
[
i
]),
fEdge
,
Limit
-
1
);
return
Count
+
(
fEdge
?
pCut
[
0
]
:
1
);
}
static
inline
int
Jf_CutElaOld
(
Jf_Man_t
*
p
,
int
*
pCut
,
int
fEdge
)
{
int
Ela1
=
Jf_CutRef_rec
(
p
,
pCut
,
fEdge
,
ABC_INFINITY
);
int
Ela2
=
Jf_CutDeref_rec
(
p
,
pCut
,
fEdge
,
ABC_INFINITY
);
assert
(
Ela1
==
Ela2
);
return
Ela1
;
}
int
Jf_CutRef2_rec
(
Jf_Man_t
*
p
,
int
*
pCut
,
int
fEdge
,
int
Limit
)
{
int
i
,
Count
=
0
;
if
(
pCut
[
0
]
==
1
||
Limit
==
0
)
// terminal
return
0
;
for
(
i
=
1
;
i
<=
pCut
[
0
];
i
++
)
{
Vec_IntPush
(
p
->
vTemp
,
pCut
[
i
]
);
if
(
Gia_ObjRefIncId
(
p
->
pGia
,
pCut
[
i
]
)
==
0
)
Count
+=
Jf_CutRef2_rec
(
p
,
Jf_ObjCutBest
(
p
,
pCut
[
i
]),
fEdge
,
Limit
-
1
);
}
return
Count
+
(
fEdge
?
pCut
[
0
]
:
1
);
}
static
inline
int
Jf_CutEla
(
Jf_Man_t
*
p
,
int
*
pCut
,
int
fEdge
)
{
int
Ela
,
Entry
,
i
;
Vec_IntClear
(
p
->
vTemp
);
Ela
=
Jf_CutRef2_rec
(
p
,
pCut
,
fEdge
,
JF_EDGE_LIM
);
Vec_IntForEachEntry
(
p
->
vTemp
,
Entry
,
i
)
Gia_ObjRefDecId
(
p
->
pGia
,
Entry
);
return
Ela
;
}
/**Function*************************************************************
Synopsis [Comparison procedures.]
Description [Return positive value if the new cut is better than the old cut.]
SideEffects []
SeeAlso []
***********************************************************************/
float
Jf_CutCompareDelay
(
Jf_Cut_t
*
pOld
,
Jf_Cut_t
*
pNew
)
{
if
(
pOld
->
Time
!=
pNew
->
Time
)
return
pOld
->
Time
-
pNew
->
Time
;
if
(
pOld
->
pCut
[
0
]
!=
pNew
->
pCut
[
0
]
)
return
pOld
->
pCut
[
0
]
-
pNew
->
pCut
[
0
];
if
(
pOld
->
Flow
!=
pNew
->
Flow
)
return
pOld
->
Flow
-
pNew
->
Flow
;
return
0
;
}
float
Jf_CutCompareArea
(
Jf_Cut_t
*
pOld
,
Jf_Cut_t
*
pNew
)
{
// float Epsilon = (float)0.001;
// if ( pOld->Flow > pNew->Flow + Epsilon ) return 1;
// if ( pOld->Flow < pNew->Flow - Epsilon ) return -1;
if
(
pOld
->
Flow
!=
pNew
->
Flow
)
return
pOld
->
Flow
-
pNew
->
Flow
;
if
(
pOld
->
pCut
[
0
]
!=
pNew
->
pCut
[
0
]
)
return
pOld
->
pCut
[
0
]
-
pNew
->
pCut
[
0
];
if
(
pOld
->
Time
!=
pNew
->
Time
)
return
pOld
->
Time
-
pNew
->
Time
;
return
0
;
}
static
inline
int
Jf_ObjAddCutToStore
(
Jf_Man_t
*
p
,
Jf_Cut_t
**
pSto
,
int
c
,
int
cMax
)
{
Jf_Cut_t
*
pTemp
;
int
k
,
last
,
iPivot
;
// if the store is empty, add anything
if
(
c
==
0
)
return
1
;
// special case when the cut store is full and last cut is better than new cut
if
(
c
==
cMax
&&
p
->
pCutCmp
(
pSto
[
c
-
1
],
pSto
[
c
])
<=
0
)
return
c
;
// find place of the given cut in the store
assert
(
c
<=
cMax
);
for
(
iPivot
=
c
-
1
;
iPivot
>=
0
;
iPivot
--
)
if
(
p
->
pCutCmp
(
pSto
[
iPivot
],
pSto
[
c
])
<
0
)
// iPivot-th cut is better than new cut
break
;
// filter this cut using other cuts
for
(
k
=
0
;
k
<=
iPivot
;
k
++
)
if
(
pSto
[
c
]
->
pCut
[
0
]
>=
pSto
[
k
]
->
pCut
[
0
]
&&
(
pSto
[
c
]
->
Sign
&
pSto
[
k
]
->
Sign
)
==
pSto
[
k
]
->
Sign
&&
Jf_CutIsContained
(
pSto
[
c
]
->
pCut
,
pSto
[
k
]
->
pCut
)
)
return
c
;
// insert this cut after iPivot
pTemp
=
pSto
[
c
];
for
(
++
iPivot
,
k
=
c
++
;
k
>
iPivot
;
k
--
)
pSto
[
k
]
=
pSto
[
k
-
1
];
pSto
[
iPivot
]
=
pTemp
;
// filter other cuts using this cut
for
(
k
=
last
=
iPivot
+
1
;
k
<
c
;
k
++
)
if
(
!
(
pSto
[
iPivot
]
->
pCut
[
0
]
<=
pSto
[
k
]
->
pCut
[
0
]
&&
(
pSto
[
iPivot
]
->
Sign
&
pSto
[
k
]
->
Sign
)
==
pSto
[
iPivot
]
->
Sign
&&
Jf_CutIsContained
(
pSto
[
k
]
->
pCut
,
pSto
[
iPivot
]
->
pCut
))
)
{
if
(
last
++
==
k
)
continue
;
ABC_SWAP
(
Jf_Cut_t
*
,
pSto
[
last
-
1
],
pSto
[
k
]
);
}
c
=
last
;
// remove the last cut if too many
if
(
c
==
cMax
+
1
)
return
c
-
1
;
return
c
;
}
static
inline
void
Jf_ObjPrintStore
(
Jf_Man_t
*
p
,
Jf_Cut_t
**
pSto
,
int
c
)
{
int
i
;
for
(
i
=
0
;
i
<
c
;
i
++
)
{
printf
(
"Area =%9.5f "
,
pSto
[
i
]
->
Flow
);
printf
(
"Time = %5d "
,
pSto
[
i
]
->
Time
);
printf
(
" "
);
Jf_CutPrint
(
pSto
[
i
]
->
pCut
);
}
printf
(
"
\n
"
);
}
static
inline
void
Jf_ObjCheckPtrs
(
Jf_Cut_t
**
pSto
,
int
c
)
{
int
i
,
k
;
for
(
i
=
1
;
i
<
c
;
i
++
)
for
(
k
=
0
;
k
<
i
;
k
++
)
assert
(
pSto
[
k
]
!=
pSto
[
i
]
);
}
static
inline
void
Jf_ObjCheckStore
(
Jf_Man_t
*
p
,
Jf_Cut_t
**
pSto
,
int
c
,
int
iObj
)
{
int
i
,
k
;
for
(
i
=
1
;
i
<
c
;
i
++
)
assert
(
p
->
pCutCmp
(
pSto
[
i
-
1
],
pSto
[
i
])
<=
0
);
for
(
i
=
1
;
i
<
c
;
i
++
)
for
(
k
=
0
;
k
<
i
;
k
++
)
{
assert
(
!
Jf_CutIsContained
(
pSto
[
k
]
->
pCut
,
pSto
[
i
]
->
pCut
)
);
assert
(
!
Jf_CutIsContained
(
pSto
[
i
]
->
pCut
,
pSto
[
k
]
->
pCut
)
);
}
}
/**Function*************************************************************
Synopsis [Cut enumeration.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static
inline
void
Jf_ObjAssignCut
(
Jf_Man_t
*
p
,
Gia_Obj_t
*
pObj
)
{
int
iObj
=
Gia_ObjId
(
p
->
pGia
,
pObj
);
int
pStore
[
3
]
=
{
1
,
1
,
iObj
};
assert
(
Gia_ObjIsCi
(
pObj
)
||
Gia_ObjIsBuf
(
pObj
)
);
Vec_IntWriteEntry
(
&
p
->
vCuts
,
iObj
,
Vec_SetAppend
(
&
p
->
pMem
,
pStore
,
3
)
);
}
static
inline
void
Jf_ObjPropagateBuf
(
Jf_Man_t
*
p
,
Gia_Obj_t
*
pObj
,
int
fReverse
)
{
int
iObj
=
Gia_ObjId
(
p
->
pGia
,
pObj
);
int
iFanin
=
Gia_ObjFaninId0
(
pObj
,
iObj
);
assert
(
Gia_ObjIsBuf
(
pObj
)
);
if
(
fReverse
)
ABC_SWAP
(
int
,
iObj
,
iFanin
);
Vec_IntWriteEntry
(
&
p
->
vArr
,
iObj
,
Jf_ObjArr
(
p
,
iFanin
)
);
Vec_FltWriteEntry
(
&
p
->
vFlow
,
iObj
,
Jf_ObjFlow
(
p
,
iFanin
)
);
}
void
Jf_ObjComputeCuts
(
Jf_Man_t
*
p
,
Gia_Obj_t
*
pObj
)
{
int
LutSize
=
p
->
pPars
->
nLutSize
;
int
CutNum
=
p
->
pPars
->
nCutNum
;
int
iObj
=
Gia_ObjId
(
p
->
pGia
,
pObj
);
unsigned
Sign0
[
JF_CUT_MAX
+
1
];
// signatures of the first cut
unsigned
Sign1
[
JF_CUT_MAX
+
1
];
// signatures of the second cut
Jf_Cut_t
Sto
[
JF_CUT_MAX
+
1
];
// cut storage
Jf_Cut_t
*
pSto
[
JF_CUT_MAX
+
1
];
// pointers to cut storage
int
*
pCut0
,
*
pCut1
,
*
pCuts0
,
*
pCuts1
;
int
i
,
k
,
c
=
0
;
// prepare cuts
for
(
i
=
0
;
i
<=
CutNum
;
i
++
)
pSto
[
i
]
=
Sto
+
i
;
// compute signatures
pCuts0
=
Jf_ObjCuts
(
p
,
Gia_ObjFaninId0
(
pObj
,
iObj
)
);
Jf_ObjForEachCut
(
pCuts0
,
pCut0
,
i
)
Sign0
[
i
]
=
Jf_CutGetSign
(
pCut0
);
// compute signatures
pCuts1
=
Jf_ObjCuts
(
p
,
Gia_ObjFaninId1
(
pObj
,
iObj
)
);
Jf_ObjForEachCut
(
pCuts1
,
pCut1
,
i
)
Sign1
[
i
]
=
Jf_CutGetSign
(
pCut1
);
// merge cuts
p
->
CutCount
[
0
]
+=
pCuts0
[
0
]
*
pCuts1
[
0
];
Jf_ObjForEachCut
(
pCuts0
,
pCut0
,
i
)
Jf_ObjForEachCut
(
pCuts1
,
pCut1
,
k
)
{
if
(
Jf_CountBits
(
Sign0
[
i
]
|
Sign1
[
k
])
>
LutSize
)
continue
;
p
->
CutCount
[
1
]
++
;
if
(
Jf_CutMerge
(
pCut0
,
pCut1
,
pSto
[
c
]
->
pCut
,
LutSize
)
)
continue
;
p
->
CutCount
[
2
]
++
;
pSto
[
c
]
->
Sign
=
Sign0
[
i
]
|
Sign1
[
k
];
pSto
[
c
]
->
Time
=
p
->
pPars
->
fAreaOnly
?
0
:
Jf_CutArr
(
p
,
pSto
[
c
]
->
pCut
);
pSto
[
c
]
->
Flow
=
Jf_CutFlow
(
p
,
pSto
[
c
]
->
pCut
);
c
=
Jf_ObjAddCutToStore
(
p
,
pSto
,
c
,
CutNum
);
assert
(
c
<=
CutNum
);
}
// Jf_ObjCheckPtrs( pSto, CutNum );
// Jf_ObjCheckStore( p, pSto, c, iObj );
p
->
CutCount
[
3
]
+=
c
;
// save best info
Vec_IntWriteEntry
(
&
p
->
vArr
,
iObj
,
pSto
[
0
]
->
Time
);
Vec_FltWriteEntry
(
&
p
->
vFlow
,
iObj
,
(
pSto
[
0
]
->
Flow
+
1
)
/
Jf_ObjRefs
(
p
,
iObj
)
);
// collect cuts
Vec_IntClear
(
p
->
vTemp
);
Vec_IntPush
(
p
->
vTemp
,
c
+
!
pObj
->
fMark0
);
for
(
i
=
0
;
i
<
c
;
i
++
)
for
(
k
=
0
;
k
<=
pSto
[
i
]
->
pCut
[
0
];
k
++
)
Vec_IntPush
(
p
->
vTemp
,
pSto
[
i
]
->
pCut
[
k
]
);
// add elementary cut
if
(
!
pObj
->
fMark0
)
Vec_IntPush
(
p
->
vTemp
,
1
),
Vec_IntPush
(
p
->
vTemp
,
iObj
);
// save cuts
Vec_IntWriteEntry
(
&
p
->
vCuts
,
iObj
,
Vec_SetAppend
(
&
p
->
pMem
,
Vec_IntArray
(
p
->
vTemp
),
Vec_IntSize
(
p
->
vTemp
))
);
}
void
Jf_ManComputeCuts
(
Jf_Man_t
*
p
)
{
Gia_Obj_t
*
pObj
;
int
i
;
Gia_ManForEachObj
(
p
->
pGia
,
pObj
,
i
)
{
if
(
Gia_ObjIsCi
(
pObj
)
||
Gia_ObjIsBuf
(
pObj
)
)
Jf_ObjAssignCut
(
p
,
pObj
);
if
(
Gia_ObjIsBuf
(
pObj
)
)
Jf_ObjPropagateBuf
(
p
,
pObj
,
0
);
else
if
(
Gia_ObjIsAnd
(
pObj
)
)
Jf_ObjComputeCuts
(
p
,
pObj
);
}
if
(
p
->
pPars
->
fVerbose
)
{
printf
(
"Aig: CI = %d CO = %d AND = %d "
,
Gia_ManCiNum
(
p
->
pGia
),
Gia_ManCoNum
(
p
->
pGia
),
Gia_ManAndNum
(
p
->
pGia
)
);
printf
(
"LutSize = %d CutMax = %d Rounds = %d
\n
"
,
p
->
pPars
->
nLutSize
,
p
->
pPars
->
nCutNum
,
p
->
pPars
->
nRounds
);
printf
(
"CutPair = %d "
,
p
->
CutCount
[
0
]
);
printf
(
"Merge = %d "
,
p
->
CutCount
[
1
]
);
printf
(
"Eval = %d "
,
p
->
CutCount
[
2
]
);
printf
(
"Cut = %d "
,
p
->
CutCount
[
3
]
);
Abc_PrintTime
(
1
,
"Time"
,
Abc_Clock
()
-
p
->
clkStart
);
printf
(
"Memory: "
);
printf
(
"Gia = %.2f MB "
,
Gia_ManMemory
(
p
->
pGia
)
/
(
1
<<
20
)
);
printf
(
"Man = %.2f MB "
,
6
.
0
*
sizeof
(
int
)
*
Gia_ManObjNum
(
p
->
pGia
)
/
(
1
<<
20
)
);
printf
(
"Cuts = %.2f MB"
,
Vec_ReportMemory
(
&
p
->
pMem
)
/
(
1
<<
20
)
);
printf
(
"
\n
"
);
}
}
/**Function*************************************************************
Synopsis [Computing delay/area.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
int
Jf_ManComputeDelay
(
Jf_Man_t
*
p
,
int
fEval
)
{
Gia_Obj_t
*
pObj
;
int
i
,
Delay
=
0
;
if
(
fEval
)
{
Gia_ManForEachObj
(
p
->
pGia
,
pObj
,
i
)
if
(
Gia_ObjIsBuf
(
pObj
)
)
Jf_ObjPropagateBuf
(
p
,
pObj
,
0
);
else
if
(
Gia_ObjIsAnd
(
pObj
)
&&
Gia_ObjRefNum
(
p
->
pGia
,
pObj
)
>
0
)
Vec_IntWriteEntry
(
&
p
->
vArr
,
i
,
Jf_CutArr
(
p
,
Jf_ObjCutBest
(
p
,
i
))
);
}
Gia_ManForEachCoDriver
(
p
->
pGia
,
pObj
,
i
)
{
assert
(
Gia_ObjRefNum
(
p
->
pGia
,
pObj
)
>
0
);
Delay
=
Abc_MaxInt
(
Delay
,
Jf_ObjArr
(
p
,
Gia_ObjId
(
p
->
pGia
,
pObj
))
);
}
return
Delay
;
}
int
Jf_ManComputeRefs
(
Jf_Man_t
*
p
)
{
Gia_Obj_t
*
pObj
;
float
nRefsNew
;
int
i
;
float
*
pRefs
=
Vec_FltArray
(
&
p
->
vRefs
);
float
*
pFlow
=
Vec_FltArray
(
&
p
->
vFlow
);
assert
(
p
->
pGia
->
pRefs
!=
NULL
);
memset
(
p
->
pGia
->
pRefs
,
0
,
sizeof
(
int
)
*
Gia_ManObjNum
(
p
->
pGia
)
);
p
->
pPars
->
Area
=
p
->
pPars
->
Edge
=
0
;
Gia_ManForEachObjReverse
(
p
->
pGia
,
pObj
,
i
)
{
if
(
Gia_ObjIsCo
(
pObj
)
||
Gia_ObjIsBuf
(
pObj
)
)
Gia_ObjRefInc
(
p
->
pGia
,
Gia_ObjFanin0
(
pObj
)
);
else
if
(
Gia_ObjIsAnd
(
pObj
)
&&
Gia_ObjRefNum
(
p
->
pGia
,
pObj
)
>
0
)
{
Jf_CutRef
(
p
,
Jf_ObjCutBest
(
p
,
i
)
);
p
->
pPars
->
Edge
+=
Jf_ObjCutBest
(
p
,
i
)[
0
];
p
->
pPars
->
Area
++
;
}
// blend references and normalize flow
nRefsNew
=
Abc_MaxFloat
(
1
.
0
,
0
.
25
*
pRefs
[
i
]
+
0
.
75
*
p
->
pGia
->
pRefs
[
i
]
);
pFlow
[
i
]
=
pFlow
[
i
]
*
pRefs
[
i
]
/
nRefsNew
;
pRefs
[
i
]
=
nRefsNew
;
}
p
->
pPars
->
Delay
=
Jf_ManComputeDelay
(
p
,
1
);
return
p
->
pPars
->
Area
;
}
/**Function*************************************************************
Synopsis [Mapping rounds.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void
Jf_ObjComputeBestCut
(
Jf_Man_t
*
p
,
Gia_Obj_t
*
pObj
,
int
fEdge
,
int
fEla
)
{
int
i
,
iObj
=
Gia_ObjId
(
p
->
pGia
,
pObj
);
int
*
pCuts
=
Jf_ObjCuts
(
p
,
iObj
);
int
*
pCut
,
*
pCutBest
=
NULL
;
int
Time
=
ABC_INFINITY
,
TimeBest
=
ABC_INFINITY
;
float
Area
,
AreaBest
=
ABC_INFINITY
;
Jf_ObjForEachCut
(
pCuts
,
pCut
,
i
)
{
if
(
pCut
[
0
]
==
1
)
continue
;
Area
=
fEla
?
Jf_CutEla
(
p
,
pCut
,
fEdge
)
:
Jf_CutFlow
(
p
,
pCut
);
if
(
pCutBest
==
NULL
||
AreaBest
>
Area
||
(
AreaBest
==
Area
&&
TimeBest
>
(
Time
=
Jf_CutArr
(
p
,
pCut
)))
)
pCutBest
=
pCut
,
AreaBest
=
Area
,
TimeBest
=
Time
;
}
Vec_IntWriteEntry
(
&
p
->
vArr
,
iObj
,
Jf_CutArr
(
p
,
pCutBest
)
);
if
(
!
fEla
)
Vec_FltWriteEntry
(
&
p
->
vFlow
,
iObj
,
(
AreaBest
+
(
fEdge
?
pCut
[
0
]
:
1
))
/
Jf_ObjRefs
(
p
,
iObj
)
);
Jf_ObjSetBestCut
(
pCuts
,
pCutBest
,
p
->
vTemp
);
// Jf_CutPrint( Jf_ObjCutBest(p, iObj) ); printf( "\n" );
}
void
Jf_ManPropagateFlow
(
Jf_Man_t
*
p
,
int
fEdge
)
{
Gia_Obj_t
*
pObj
;
int
i
;
Gia_ManForEachObj
(
p
->
pGia
,
pObj
,
i
)
if
(
Gia_ObjIsBuf
(
pObj
)
)
Jf_ObjPropagateBuf
(
p
,
pObj
,
0
);
else
if
(
Gia_ObjIsAnd
(
pObj
)
)
Jf_ObjComputeBestCut
(
p
,
pObj
,
fEdge
,
0
);
Jf_ManComputeRefs
(
p
);
}
void
Jf_ManPropagateEla
(
Jf_Man_t
*
p
,
int
fEdge
)
{
Gia_Obj_t
*
pObj
;
int
i
,
CostBef
,
CostAft
;
p
->
pPars
->
Area
=
p
->
pPars
->
Edge
=
0
;
Gia_ManForEachObjReverse
(
p
->
pGia
,
pObj
,
i
)
if
(
Gia_ObjIsBuf
(
pObj
)
)
Jf_ObjPropagateBuf
(
p
,
pObj
,
1
);
else
if
(
Gia_ObjIsAnd
(
pObj
)
&&
Gia_ObjRefNum
(
p
->
pGia
,
pObj
)
>
0
)
{
CostBef
=
Jf_CutDeref_rec
(
p
,
Jf_ObjCutBest
(
p
,
i
),
fEdge
,
ABC_INFINITY
);
Jf_ObjComputeBestCut
(
p
,
pObj
,
fEdge
,
1
);
CostAft
=
Jf_CutRef_rec
(
p
,
Jf_ObjCutBest
(
p
,
i
),
fEdge
,
ABC_INFINITY
);
// assert( CostBef >= CostAft ); // does not hold because of JF_EDGE_LIM
p
->
pPars
->
Edge
+=
Jf_ObjCutBest
(
p
,
i
)[
0
];
p
->
pPars
->
Area
++
;
}
p
->
pPars
->
Delay
=
Jf_ManComputeDelay
(
p
,
1
);
}
void
Jf_ManDeriveMapping
(
Jf_Man_t
*
p
)
{
Vec_Int_t
*
vMapping
;
Gia_Obj_t
*
pObj
;
int
i
,
k
,
*
pCut
;
vMapping
=
Vec_IntStart
(
Gia_ManObjNum
(
p
->
pGia
)
);
Gia_ManForEachAnd
(
p
->
pGia
,
pObj
,
i
)
{
if
(
Gia_ObjIsBuf
(
pObj
)
||
Gia_ObjRefNum
(
p
->
pGia
,
pObj
)
==
0
)
continue
;
pCut
=
Jf_ObjCutBest
(
p
,
i
);
Vec_IntWriteEntry
(
vMapping
,
i
,
Vec_IntSize
(
vMapping
)
);
for
(
k
=
0
;
k
<=
pCut
[
0
];
k
++
)
Vec_IntPush
(
vMapping
,
pCut
[
k
]
);
Vec_IntPush
(
vMapping
,
i
);
}
p
->
pGia
->
vMapping
=
vMapping
;
// Gia_ManMappingVerify( p->pGia );
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void
Jf_ManSetDefaultPars
(
Jf_Par_t
*
pPars
)
{
memset
(
pPars
,
0
,
sizeof
(
Jf_Par_t
)
);
pPars
->
nLutSize
=
6
;
pPars
->
nCutNum
=
8
;
pPars
->
nRounds
=
1
;
pPars
->
DelayTarget
=
-
1
;
pPars
->
fAreaOnly
=
1
;
pPars
->
fVerbose
=
0
;
pPars
->
fVeryVerbose
=
0
;
pPars
->
nLutSizeMax
=
JF_LEAF_MAX
;
pPars
->
nCutNumMax
=
JF_CUT_MAX
;
}
void
Jf_ManPrintStats
(
Jf_Man_t
*
p
,
char
*
pTitle
)
{
if
(
!
p
->
pPars
->
fVerbose
)
return
;
printf
(
"%s : "
,
pTitle
);
printf
(
"Time =%6d "
,
p
->
pPars
->
Delay
);
printf
(
"Area =%8d "
,
p
->
pPars
->
Area
);
printf
(
"Edge =%8d "
,
p
->
pPars
->
Edge
);
Abc_PrintTime
(
1
,
"Time"
,
Abc_Clock
()
-
p
->
clkStart
);
}
Gia_Man_t
*
Jf_ManPerformMapping
(
Gia_Man_t
*
pGia
,
Jf_Par_t
*
pPars
)
{
Jf_Man_t
*
p
;
int
i
;
p
=
Jf_ManAlloc
(
pGia
,
pPars
);
p
->
pCutCmp
=
pPars
->
fAreaOnly
?
Jf_CutCompareArea
:
Jf_CutCompareDelay
;
Jf_ManComputeCuts
(
p
);
Jf_ManComputeRefs
(
p
);
Jf_ManPrintStats
(
p
,
"Start"
);
for
(
i
=
0
;
i
<
pPars
->
nRounds
;
i
++
)
{
Jf_ManPropagateFlow
(
p
,
0
);
Jf_ManPrintStats
(
p
,
"Flow "
);
Jf_ManPropagateEla
(
p
,
0
);
Jf_ManPrintStats
(
p
,
"Area "
);
Jf_ManPropagateEla
(
p
,
1
);
Jf_ManPrintStats
(
p
,
"Edge "
);
}
Jf_ManDeriveMapping
(
p
);
Jf_ManFree
(
p
);
return
pGia
;
}
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
ABC_NAMESPACE_IMPL_END
src/aig/gia/giaMan.c
View file @
137a7662
...
...
@@ -138,14 +138,14 @@ void Gia_ManStop( Gia_Man_t * p )
SeeAlso []
***********************************************************************/
float
Gia_ManMemory
(
Gia_Man_t
*
p
)
double
Gia_ManMemory
(
Gia_Man_t
*
p
)
{
word
Memory
=
sizeof
(
Gia_Man_t
);
double
Memory
=
sizeof
(
Gia_Man_t
);
Memory
+=
sizeof
(
Gia_Obj_t
)
*
Gia_ManObjNum
(
p
);
Memory
+=
sizeof
(
int
)
*
Gia_ManCiNum
(
p
);
Memory
+=
sizeof
(
int
)
*
Gia_ManCoNum
(
p
);
Memory
+=
sizeof
(
int
)
*
p
->
nHTable
*
(
p
->
pHTable
!=
NULL
);
return
(
float
)(
int
)(
Memory
/
(
1
<<
20
))
+
(
float
)(
1e-6
*
(
int
)(
Memory
%
(
1
<<
20
)))
;
return
Memory
;
}
/**Function*************************************************************
...
...
@@ -339,7 +339,7 @@ void Gia_ManPrintStats( Gia_Man_t * p, Gps_Par_t * pPars )
printf
(
" lev =%5d"
,
Gia_ManLevelNum
(
p
)
);
Vec_IntFreeP
(
&
p
->
vLevels
);
if
(
pPars
&&
pPars
->
fCut
)
printf
(
" cut = %d(%d)"
,
Gia_ManCrossCut
(
p
,
0
),
Gia_ManCrossCut
(
p
,
1
)
);
printf
(
" mem =%5.2f MB"
,
Gia_ManMemory
(
p
)
);
printf
(
" mem =%5.2f MB"
,
Gia_ManMemory
(
p
)
/
(
1
<<
20
)
);
if
(
Gia_ManHasDangling
(
p
)
)
printf
(
" ch =%5d"
,
Gia_ManEquivCountClasses
(
p
)
);
if
(
pPars
&&
pPars
->
fSwitch
)
...
...
@@ -554,8 +554,8 @@ void Gia_ManPrintNpnClasses( Gia_Man_t * p )
{
if
(
ClassCounts
[
i
]
==
0
)
continue
;
if
(
100
.
0
*
ClassCounts
[
i
]
/
(
nTotal
+
1
)
<
0
.
1
)
// do not show anything below 0.1 percent
continue
;
//
if ( 100.0 * ClassCounts[i] / (nTotal+1) < 0.1 ) // do not show anything below 0.1 percent
//
continue;
OtherClasses
+=
ClassCounts
[
i
];
Abc_Print
(
1
,
"Class %3d : Count = %6d (%7.2f %%) %s
\n
"
,
i
,
ClassCounts
[
i
],
100
.
0
*
ClassCounts
[
i
]
/
(
nTotal
+
1
),
pNames
[
i
]
);
...
...
src/aig/gia/module.make
View file @
137a7662
...
...
@@ -25,6 +25,7 @@ SRC += src/aig/gia/giaAig.c \
src/aig/gia/giaIf.c
\
src/aig/gia/giaIso.c
\
src/aig/gia/giaIso2.c
\
src/aig/gia/giaJf.c
\
src/aig/gia/giaMan.c
\
src/aig/gia/giaMem.c
\
src/aig/gia/giaMfs.c
\
...
...
src/base/abci/abc.c
View file @
137a7662
...
...
@@ -373,6 +373,7 @@ static int Abc_CommandAbc9Force ( Abc_Frame_t * pAbc, int argc, cha
static
int
Abc_CommandAbc9Embed
(
Abc_Frame_t
*
pAbc
,
int
argc
,
char
**
argv
);
static
int
Abc_CommandAbc9If
(
Abc_Frame_t
*
pAbc
,
int
argc
,
char
**
argv
);
static
int
Abc_CommandAbc9If2
(
Abc_Frame_t
*
pAbc
,
int
argc
,
char
**
argv
);
static
int
Abc_CommandAbc9Jf
(
Abc_Frame_t
*
pAbc
,
int
argc
,
char
**
argv
);
static
int
Abc_CommandAbc9Trace
(
Abc_Frame_t
*
pAbc
,
int
argc
,
char
**
argv
);
static
int
Abc_CommandAbc9Speedup
(
Abc_Frame_t
*
pAbc
,
int
argc
,
char
**
argv
);
static
int
Abc_CommandAbc9Era
(
Abc_Frame_t
*
pAbc
,
int
argc
,
char
**
argv
);
...
...
@@ -568,6 +569,8 @@ void Abc_FrameUpdateGia( Abc_Frame_t * pAbc, Gia_Man_t * pNew )
Abc_Print
(
-
1
,
"Abc_FrameUpdateGia(): Tranformation has failed.
\n
"
);
return
;
}
if
(
pNew
==
pAbc
->
pGia
)
return
;
// transfer names
if
(
!
pNew
->
vNamesIn
&&
pAbc
->
pGia
&&
pAbc
->
pGia
->
vNamesIn
&&
Gia_ManCiNum
(
pNew
)
==
Vec_PtrSize
(
pAbc
->
pGia
->
vNamesIn
))
{
...
...
@@ -925,6 +928,7 @@ void Abc_Init( Abc_Frame_t * pAbc )
Cmd_CommandAdd
(
pAbc
,
"ABC9"
,
"&embed"
,
Abc_CommandAbc9Embed
,
0
);
Cmd_CommandAdd
(
pAbc
,
"ABC9"
,
"&if"
,
Abc_CommandAbc9If
,
0
);
Cmd_CommandAdd
(
pAbc
,
"ABC9"
,
"&if2"
,
Abc_CommandAbc9If2
,
0
);
Cmd_CommandAdd
(
pAbc
,
"ABC9"
,
"&jf"
,
Abc_CommandAbc9Jf
,
0
);
Cmd_CommandAdd
(
pAbc
,
"ABC9"
,
"&trace"
,
Abc_CommandAbc9Trace
,
0
);
Cmd_CommandAdd
(
pAbc
,
"ABC9"
,
"&speedup"
,
Abc_CommandAbc9Speedup
,
0
);
Cmd_CommandAdd
(
pAbc
,
"ABC9"
,
"&era"
,
Abc_CommandAbc9Era
,
0
);
...
...
@@ -29801,6 +29805,123 @@ usage:
return
1
;
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
int
Abc_CommandAbc9Jf
(
Abc_Frame_t
*
pAbc
,
int
argc
,
char
**
argv
)
{
char
Buffer
[
200
];
Jf_Par_t
Pars
,
*
pPars
=
&
Pars
;
Gia_Man_t
*
pNew
;
int
c
;
Jf_ManSetDefaultPars
(
pPars
);
Extra_UtilGetoptReset
();
while
(
(
c
=
Extra_UtilGetopt
(
argc
,
argv
,
"KCRDavwh"
)
)
!=
EOF
)
{
switch
(
c
)
{
case
'K'
:
if
(
globalUtilOptind
>=
argc
)
{
Abc_Print
(
-
1
,
"Command line switch
\"
-K
\"
should be followed by a positive integer.
\n
"
);
goto
usage
;
}
pPars
->
nLutSize
=
atoi
(
argv
[
globalUtilOptind
]);
globalUtilOptind
++
;
if
(
pPars
->
nLutSize
<
2
||
pPars
->
nLutSize
>
pPars
->
nLutSizeMax
)
{
Abc_Print
(
-
1
,
"LUT size %d is not supported.
\n
"
,
pPars
->
nLutSize
);
goto
usage
;
}
break
;
case
'C'
:
if
(
globalUtilOptind
>=
argc
)
{
Abc_Print
(
-
1
,
"Command line switch
\"
-C
\"
should be followed by a positive integer.
\n
"
);
goto
usage
;
}
pPars
->
nCutNum
=
atoi
(
argv
[
globalUtilOptind
]);
globalUtilOptind
++
;
if
(
pPars
->
nCutNum
<
1
||
pPars
->
nCutNum
>
pPars
->
nCutNumMax
)
{
Abc_Print
(
-
1
,
"This number of cuts (%d) is not supported.
\n
"
,
pPars
->
nCutNum
);
goto
usage
;
}
break
;
case
'R'
:
if
(
globalUtilOptind
>=
argc
)
{
Abc_Print
(
-
1
,
"Command line switch
\"
-R
\"
should be followed by a positive integer.
\n
"
);
goto
usage
;
}
pPars
->
nRounds
=
atoi
(
argv
[
globalUtilOptind
]);
globalUtilOptind
++
;
if
(
pPars
->
nRounds
<
0
)
goto
usage
;
break
;
case
'D'
:
if
(
globalUtilOptind
>=
argc
)
{
Abc_Print
(
-
1
,
"Command line switch
\"
-D
\"
should be followed by a floating point number.
\n
"
);
goto
usage
;
}
pPars
->
DelayTarget
=
atoi
(
argv
[
globalUtilOptind
]);
globalUtilOptind
++
;
if
(
pPars
->
DelayTarget
<=
0
.
0
)
goto
usage
;
break
;
case
'a'
:
pPars
->
fAreaOnly
^=
1
;
break
;
case
'v'
:
pPars
->
fVerbose
^=
1
;
break
;
case
'w'
:
pPars
->
fVeryVerbose
^=
1
;
break
;
case
'h'
:
default:
goto
usage
;
}
}
pNew
=
Jf_ManPerformMapping
(
pAbc
->
pGia
,
pPars
);
if
(
pNew
==
NULL
)
{
Abc_Print
(
-
1
,
"Abc_CommandAbc9If2(): Mapping into LUTs has failed.
\n
"
);
return
1
;
}
Abc_FrameUpdateGia
(
pAbc
,
pNew
);
return
0
;
usage:
if
(
pPars
->
DelayTarget
==
-
1
)
sprintf
(
Buffer
,
"best possible"
);
else
sprintf
(
Buffer
,
"%d"
,
pPars
->
DelayTarget
);
Abc_Print
(
-
2
,
"usage: &jf [-KCRD num] [-avwh]
\n
"
);
Abc_Print
(
-
2
,
"
\t
performs technology mapping of the network
\n
"
);
Abc_Print
(
-
2
,
"
\t
-K num : LUT size for the mapping (2 <= K <= %d) [default = %d]
\n
"
,
pPars
->
nLutSizeMax
,
pPars
->
nLutSize
);
Abc_Print
(
-
2
,
"
\t
-C num : the max number of priority cuts (1 <= C <= %d) [default = %d]
\n
"
,
pPars
->
nCutNumMax
,
pPars
->
nCutNum
);
Abc_Print
(
-
2
,
"
\t
-R num : the number of mapping rounds [default = %d]
\n
"
,
pPars
->
nRounds
);
Abc_Print
(
-
2
,
"
\t
-D num : sets the delay constraint for the mapping [default = %s]
\n
"
,
Buffer
);
Abc_Print
(
-
2
,
"
\t
-a : toggles area-oriented mapping [default = %s]
\n
"
,
pPars
->
fAreaOnly
?
"yes"
:
"no"
);
Abc_Print
(
-
2
,
"
\t
-v : toggles verbose output [default = %s]
\n
"
,
pPars
->
fVerbose
?
"yes"
:
"no"
);
Abc_Print
(
-
2
,
"
\t
-w : toggles very verbose output [default = %s]
\n
"
,
pPars
->
fVeryVerbose
?
"yes"
:
"no"
);
Abc_Print
(
-
2
,
"
\t
-h : prints the command usage
\n
"
);
return
1
;
}
/**Function*************************************************************
Synopsis []
...
...
@@ -32985,7 +33106,7 @@ int Abc_CommandAbc9Test( Abc_Frame_t * pAbc, int argc, char ** argv )
// extern void Ga2_ManComputeTest( Gia_Man_t * p );
// extern void Bmc_CexTest( Gia_Man_t * p, Abc_Cex_t * pCex, int fVerbose );
// extern void Gia_IsoTest( Gia_Man_t * p, Abc_Cex_t * pCex, int fVerbose );
extern
void
Unr_ManTest
(
Gia_Man_t
*
pGia
,
int
nFrames
);
//
extern void Unr_ManTest( Gia_Man_t * pGia, int nFrames );
// extern int Gia_ManVerify( Gia_Man_t * pGia );
// extern Gia_Man_t * Gia_ManOptimizeRing( Gia_Man_t * p );
// extern void Gia_ManCollectSeqTest( Gia_Man_t * p );
...
...
@@ -33054,7 +33175,7 @@ int Abc_CommandAbc9Test( Abc_Frame_t * pAbc, int argc, char ** argv )
// Ga2_ManComputeTest( pAbc->pGia );
// Bmc_CexTest( pAbc->pGia, pAbc->pCex, fVerbose );
// Gia_IsoTest( pAbc->pGia, pAbc->pCex, 0 );
Unr_ManTest
(
pAbc
->
pGia
,
nFrames
);
//
Unr_ManTest( pAbc->pGia, nFrames );
// Gia_ManVerifyWithBoxes( pAbc->pGia );
// Gia_ManCollectSeqTest( pAbc->pGia );
// pTemp = Gia_ManOptimizeRing( pAbc->pGia );
src/map/if/ifMap.c
View file @
137a7662
...
...
@@ -333,6 +333,12 @@ void If_ObjPerformMappingAnd( If_Man_t * p, If_Obj_t * pObj, int Mode, int fPrep
If_CutSort
(
p
,
pCutSet
,
pCut
);
// If_CutTraverse( p, pObj, pCut );
}
/*
printf( "Node %d\n", pObj->Id );
for ( i = 0; i < pCutSet->nCuts; i++ )
If_CutPrint( pCutSet->ppCuts[i] );
printf( "\n" );
*/
assert
(
pCutSet
->
nCuts
>
0
);
// add the trivial cut to the set
...
...
src/sat/bmc/bmcBmcAnd.c
View file @
137a7662
...
...
@@ -314,7 +314,7 @@ int Gia_ManBmcPerform( Gia_Man_t * pGia, Bmc_AndPar_t * pPars )
Unr_Man_t
*
pUnroll
;
Bmc_Mna_t
*
p
=
Bmc_MnaAlloc
();
int
nFramesMax
=
pPars
->
nFramesMax
?
pPars
->
nFramesMax
:
ABC_INFINITY
;
int
f
,
i
,
Lit
,
status
,
RetValue
=
-
2
;
int
f
,
i
=
0
,
Lit
,
status
,
RetValue
=
-
2
;
pUnroll
=
Unr_ManUnrollStart
(
pGia
,
pPars
->
fVeryVerbose
);
for
(
f
=
0
;
f
<
nFramesMax
;
f
++
)
{
...
...
@@ -348,7 +348,7 @@ int Gia_ManBmcPerform( Gia_Man_t * pGia, Bmc_AndPar_t * pPars )
printf
(
"%4d : PI =%9d. AIG =%9d. Var =%8d. In =%6d. And =%9d. Cla =%9d. Conf =%9d. Mem =%7.1f MB "
,
f
,
Gia_ManPiNum
(
p
->
pFrames
),
Gia_ManAndNum
(
p
->
pFrames
),
p
->
nSatVars
-
1
,
Vec_IntSize
(
p
->
vInputs
),
Vec_IntSize
(
p
->
vNodes
),
sat_solver_nclauses
(
p
->
pSat
),
sat_solver_nconflicts
(
p
->
pSat
),
Gia_ManMemory
(
p
->
pFrames
)
);
sat_solver_nclauses
(
p
->
pSat
),
sat_solver_nconflicts
(
p
->
pSat
),
Gia_ManMemory
(
p
->
pFrames
)
/
(
1
<<
20
)
);
Abc_PrintTime
(
1
,
"Time"
,
Abc_Clock
()
-
p
->
clkStart
);
}
if
(
RetValue
!=
-
2
)
...
...
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