diff options
Diffstat (limited to 'src/temp/ivy/ivy.h')
| -rw-r--r-- | src/temp/ivy/ivy.h | 76 |
1 files changed, 59 insertions, 17 deletions
diff --git a/src/temp/ivy/ivy.h b/src/temp/ivy/ivy.h index 55ada384..57d8cfd2 100644 --- a/src/temp/ivy/ivy.h +++ b/src/temp/ivy/ivy.h @@ -42,6 +42,11 @@ extern "C" { typedef struct Ivy_Man_t_ Ivy_Man_t; typedef struct Ivy_Obj_t_ Ivy_Obj_t; +typedef int Ivy_Edge_t; + +// constant edges +#define IVY_CONST0 1 +#define IVY_CONST1 0 // object types typedef enum { @@ -102,10 +107,12 @@ struct Ivy_Man_t_ int * pTable; // structural hash table int nTableSize; // structural hash table size // various data members + int fCatchExor; // set to 1 to detect EXORs int fExtended; // set to 1 in extended mode int nTravIds; // the traversal ID int nLevelMax; // the maximum level void * pData; // the temporary data + Vec_Int_t * vRequired; // required times // truth table of the 8-LUTs unsigned * pMemory; // memory for truth tables Vec_Int_t * vTruths; // offset for truth table of each node @@ -118,6 +125,26 @@ struct Ivy_Man_t_ }; +#define IVY_CUT_LIMIT 256 +#define IVY_CUT_INPUT 6 + +typedef struct Ivy_Cut_t_ Ivy_Cut_t; +struct Ivy_Cut_t_ +{ + short nSize; + short nSizeMax; + int pArray[IVY_CUT_INPUT]; + unsigned uHash; +}; + +typedef struct Ivy_Store_t_ Ivy_Store_t; +struct Ivy_Store_t_ +{ + int nCuts; + int nCutsMax; + Ivy_Cut_t pCuts[IVY_CUT_LIMIT]; // storage for cuts +}; + //////////////////////////////////////////////////////////////////////// /// MACRO DEFINITIONS /// //////////////////////////////////////////////////////////////////////// @@ -133,14 +160,6 @@ static inline int Ivy_InfoHasBit( unsigned * p, int i ) { return (p[(i static inline void Ivy_InfoSetBit( unsigned * p, int i ) { p[(i)>>5] |= (1<<((i) & 31)); } static inline void Ivy_InfoXorBit( unsigned * p, int i ) { p[(i)>>5] ^= (1<<((i) & 31)); } -static inline int Ivy_FanCreate( int Id, int fCompl ) { return (Id << 1) | fCompl; } -static inline int Ivy_FanId( int Fan ) { return Fan >> 1; } -static inline int Ivy_FanCompl( int Fan ) { return Fan & 1; } - -static inline int Ivy_LeafCreate( int Id, int Lat ) { return (Id << 4) | Lat; } -static inline int Ivy_LeafId( int Leaf ) { return Leaf >> 4; } -static inline int Ivy_LeafLat( int Leaf ) { return Leaf & 15; } - static inline Ivy_Obj_t * Ivy_Regular( Ivy_Obj_t * p ) { return (Ivy_Obj_t *)((unsigned)(p) & ~01); } static inline Ivy_Obj_t * Ivy_Not( Ivy_Obj_t * p ) { return (Ivy_Obj_t *)((unsigned)(p) ^ 01); } static inline Ivy_Obj_t * Ivy_NotCond( Ivy_Obj_t * p, int c ) { return (Ivy_Obj_t *)((unsigned)(p) ^ (c)); } @@ -153,6 +172,19 @@ static inline Ivy_Obj_t * Ivy_ManPi( Ivy_Man_t * p, int i ) { return p->pO static inline Ivy_Obj_t * Ivy_ManPo( Ivy_Man_t * p, int i ) { return p->pObjs + Vec_IntEntry(p->vPos,i); } static inline Ivy_Obj_t * Ivy_ManObj( Ivy_Man_t * p, int i ) { return p->pObjs + i; } +static inline Ivy_Edge_t Ivy_EdgeCreate( int Id, int fCompl ) { return (Id << 1) | fCompl; } +static inline int Ivy_EdgeId( Ivy_Edge_t Edge ) { return Edge >> 1; } +static inline int Ivy_EdgeIsComplement( Ivy_Edge_t Edge ) { return Edge & 1; } +static inline Ivy_Edge_t Ivy_EdgeRegular( Ivy_Edge_t Edge ) { return (Edge >> 1) << 1; } +static inline Ivy_Edge_t Ivy_EdgeNot( Ivy_Edge_t Edge ) { return Edge ^ 1; } +static inline Ivy_Edge_t Ivy_EdgeNotCond( Ivy_Edge_t Edge, int fCond ) { return Edge ^ fCond; } +static inline Ivy_Edge_t Ivy_EdgeFromNode( Ivy_Obj_t * pNode ) { return Ivy_EdgeCreate( Ivy_Regular(pNode)->Id, Ivy_IsComplement(pNode) ); } +static inline Ivy_Obj_t * Ivy_EdgeToNode( Ivy_Man_t * p, Ivy_Edge_t Edge ){ return Ivy_NotCond( Ivy_ManObj(p, Ivy_EdgeId(Edge)), Ivy_EdgeIsComplement(Edge) ); } + +static inline int Ivy_LeafCreate( int Id, int Lat ) { return (Id << 4) | Lat; } +static inline int Ivy_LeafId( int Leaf ) { return Leaf >> 4; } +static inline int Ivy_LeafLat( int Leaf ) { return Leaf & 15; } + static inline int Ivy_ManPiNum( Ivy_Man_t * p ) { return p->nObjs[IVY_PI]; } static inline int Ivy_ManPoNum( Ivy_Man_t * p ) { return p->nObjs[IVY_PO]; } static inline int Ivy_ManAssertNum( Ivy_Man_t * p ) { return p->nObjs[IVY_ASSERT]; } @@ -185,9 +217,9 @@ static inline int Ivy_ObjIsAnd( Ivy_Obj_t * pObj ) { assert( !Ivy static inline int Ivy_ObjIsExor( Ivy_Obj_t * pObj ) { assert( !Ivy_IsComplement(pObj) ); return pObj->Type == IVY_EXOR; } static inline int Ivy_ObjIsBuf( Ivy_Obj_t * pObj ) { assert( !Ivy_IsComplement(pObj) ); return pObj->Type == IVY_BUF; } static inline int Ivy_ObjIsNode( Ivy_Obj_t * pObj ) { assert( !Ivy_IsComplement(pObj) ); return pObj->Type == IVY_AND || pObj->Type == IVY_EXOR; } -static inline int Ivy_ObjIsTerm( Ivy_Obj_t * pObj ) { assert( !Ivy_IsComplement(pObj) ); return pObj->Type == IVY_PI || pObj->Type == IVY_PO || pObj->Type == IVY_ASSERT; } +static inline int Ivy_ObjIsTerm( Ivy_Obj_t * pObj ) { assert( !Ivy_IsComplement(pObj) ); return pObj->Type == IVY_PI || pObj->Type == IVY_PO || pObj->Type == IVY_ASSERT; } static inline int Ivy_ObjIsHash( Ivy_Obj_t * pObj ) { assert( !Ivy_IsComplement(pObj) ); return pObj->Type == IVY_AND || pObj->Type == IVY_EXOR || pObj->Type == IVY_LATCH; } -static inline int Ivy_ObjIsOneFanin( Ivy_Obj_t * pObj ) { assert( !Ivy_IsComplement(pObj) ); return pObj->Type == IVY_PO || pObj->Type == IVY_ASSERT || pObj->Type == IVY_BUF || pObj->Type == IVY_LATCH; } +static inline int Ivy_ObjIsOneFanin( Ivy_Obj_t * pObj ) { assert( !Ivy_IsComplement(pObj) ); return pObj->Type == IVY_PO || pObj->Type == IVY_ASSERT || pObj->Type == IVY_BUF || pObj->Type == IVY_LATCH; } static inline int Ivy_ObjIsAndMulti( Ivy_Obj_t * pObj ) { assert( !Ivy_IsComplement(pObj) ); return pObj->Type == IVY_ANDM; } static inline int Ivy_ObjIsExorMulti( Ivy_Obj_t * pObj ) { assert( !Ivy_IsComplement(pObj) ); return pObj->Type == IVY_EXORM; } @@ -227,13 +259,9 @@ static inline Ivy_Obj_t * Ivy_ObjChild0( Ivy_Obj_t * pObj ) { assert( !Ivy static inline Ivy_Obj_t * Ivy_ObjChild1( Ivy_Obj_t * pObj ) { assert( !Ivy_IsComplement(pObj) ); return Ivy_NotCond( Ivy_ObjFanin1(pObj), Ivy_ObjFaninC1(pObj) ); } static inline int Ivy_ObjLevelR( Ivy_Obj_t * pObj ) { assert( !Ivy_IsComplement(pObj) ); return pObj->LevelR; } static inline int Ivy_ObjLevel( Ivy_Obj_t * pObj ) { assert( !Ivy_IsComplement(pObj) ); return pObj->Level; } -static inline int Ivy_ObjLevelNew( Ivy_Obj_t * pObj ) { assert( !Ivy_IsComplement(pObj) ); return 1 + IVY_MAX(Ivy_ObjFanin0(pObj)->Level, Ivy_ObjFanin1(pObj)->Level); } +static inline int Ivy_ObjLevelNew( Ivy_Obj_t * pObj ) { assert( !Ivy_IsComplement(pObj) ); return 1 + Ivy_ObjIsExor(pObj) + IVY_MAX(Ivy_ObjFanin0(pObj)->Level, Ivy_ObjFanin1(pObj)->Level); } static inline void Ivy_ObjClean( Ivy_Obj_t * pObj ) { int IdSaved = pObj->Id; - if ( IdSaved == 54 ) - { - int x = 0; - } memset( pObj, 0, sizeof(Ivy_Obj_t) ); pObj->Id = IdSaved; } @@ -339,6 +367,8 @@ static inline int Ivy_ObjFaninNum( Ivy_Obj_t * pObj ) // iterator over all objects, including those currently not used #define Ivy_ManForEachObj( p, pObj, i ) \ for ( i = 0, pObj = p->pObjs; i < p->ObjIdNext; i++, pObj++ ) +#define Ivy_ManForEachObjReverse( p, pObj, i ) \ + for ( i = p->ObjIdNext - 1, pObj = p->pObjs + i; i >= 0; i--, pObj-- ) // iterator over the primary inputs #define Ivy_ManForEachPi( p, pObj, i ) \ for ( i = 0; i < Vec_IntSize(p->vPis) && ((pObj) = Ivy_ManPi(p, i)); i++ ) @@ -369,6 +399,9 @@ static inline int Ivy_ObjFaninNum( Ivy_Obj_t * pObj ) /// FUNCTION DECLARATIONS /// //////////////////////////////////////////////////////////////////////// +/*=== ivyBalance.c ========================================================*/ +extern Ivy_Man_t * Ivy_ManBalance( Ivy_Man_t * p, int fUpdateLevel ); +extern Ivy_Obj_t * Ivy_NodeBalanceBuildSuper( Vec_Ptr_t * vSuper, Ivy_Type_t Type, int fUpdateLevel ); /*=== ivyCanon.c ========================================================*/ extern Ivy_Obj_t * Ivy_CanonAnd( Ivy_Obj_t * p0, Ivy_Obj_t * p1 ); extern Ivy_Obj_t * Ivy_CanonExor( Ivy_Obj_t * p0, Ivy_Obj_t * p1 ); @@ -377,11 +410,13 @@ extern Ivy_Obj_t * Ivy_CanonLatch( Ivy_Obj_t * pObj, Ivy_Init_t Init ); extern int Ivy_ManCheck( Ivy_Man_t * p ); /*=== ivyCut.c ==========================================================*/ extern void Ivy_ManSeqFindCut( Ivy_Obj_t * pNode, Vec_Int_t * vFront, Vec_Int_t * vInside, int nSize ); -/*=== ivyBalance.c ======================================================*/ -extern int Ivy_ManBalance( Ivy_Man_t * p, int fUpdateLevel ); +extern Ivy_Store_t * Ivy_NodeFindCutsAll( Ivy_Obj_t * pObj, int nLeaves ); /*=== ivyDfs.c ==========================================================*/ extern Vec_Int_t * Ivy_ManDfs( Ivy_Man_t * p ); extern Vec_Int_t * Ivy_ManDfsExt( Ivy_Man_t * p ); +extern void Ivy_ManCollectCone( Ivy_Obj_t * pObj, Vec_Ptr_t * vFront, Vec_Ptr_t * vCone ); +extern Vec_Vec_t * Ivy_ManLevelize( Ivy_Man_t * p ); +extern Vec_Int_t * Ivy_ManRequiredLevels( Ivy_Man_t * p ); /*=== ivyDsd.c ==========================================================*/ extern int Ivy_TruthDsd( unsigned uTruth, Vec_Int_t * vTree ); extern void Ivy_TruthDsdPrint( FILE * pFile, Vec_Int_t * vTree ); @@ -399,6 +434,7 @@ extern Ivy_Obj_t * Ivy_Multi( Ivy_Obj_t ** pArgs, int nArgs, Ivy_Type_t Type extern Ivy_Obj_t * Ivy_Multi1( Ivy_Obj_t ** pArgs, int nArgs, Ivy_Type_t Type ); extern Ivy_Obj_t * Ivy_Multi_rec( Ivy_Obj_t ** ppObjs, int nObjs, Ivy_Type_t Type ); extern Ivy_Obj_t * Ivy_MultiBalance_rec( Ivy_Obj_t ** pArgs, int nArgs, Ivy_Type_t Type ); +extern int Ivy_MultiPlus( Vec_Ptr_t * vLeaves, Vec_Ptr_t * vCone, Ivy_Type_t Type, int nLimit, Vec_Ptr_t * vSol ); /*=== ivyObj.c ==========================================================*/ extern Ivy_Obj_t * Ivy_ObjCreate( Ivy_Obj_t * pGhost ); extern Ivy_Obj_t * Ivy_ObjCreateExt( Ivy_Man_t * p, Ivy_Type_t Type ); @@ -415,8 +451,12 @@ extern Ivy_Obj_t * Ivy_Exor( Ivy_Obj_t * p0, Ivy_Obj_t * p1 ); extern Ivy_Obj_t * Ivy_Mux( Ivy_Obj_t * pC, Ivy_Obj_t * p1, Ivy_Obj_t * p0 ); extern Ivy_Obj_t * Ivy_Maj( Ivy_Obj_t * pA, Ivy_Obj_t * pB, Ivy_Obj_t * pC ); extern Ivy_Obj_t * Ivy_Miter( Vec_Ptr_t * vPairs ); +/*=== ivyResyn.c =========================================================*/ +extern Ivy_Man_t * Ivy_ManResyn( Ivy_Man_t * p, int fUpdateLevel ); /*=== ivyRewrite.c =========================================================*/ extern int Ivy_ManSeqRewrite( Ivy_Man_t * p, int fUpdateLevel, int fUseZeroCost ); +extern int Ivy_ManRewriteAlg( Ivy_Man_t * p, int fUpdateLevel, int fUseZeroCost ); +extern int Ivy_ManRewritePre( Ivy_Man_t * p, int fUpdateLevel, int fUseZeroCost, int fVerbose ); /*=== ivyTable.c ========================================================*/ extern Ivy_Obj_t * Ivy_TableLookup( Ivy_Obj_t * pObj ); extern void Ivy_TableInsert( Ivy_Obj_t * pObj ); @@ -437,6 +477,8 @@ extern Ivy_Obj_t * Ivy_ObjRecognizeMux( Ivy_Obj_t * pObj, Ivy_Obj_t ** ppObj extern unsigned * Ivy_ManCutTruth( Ivy_Obj_t * pRoot, Vec_Int_t * vLeaves, Vec_Int_t * vNodes, Vec_Int_t * vTruth ); extern Ivy_Obj_t * Ivy_NodeRealFanin_rec( Ivy_Obj_t * pNode, int iFanin ); extern Vec_Int_t * Ivy_ManLatches( Ivy_Man_t * p ); +extern int Ivy_ManReadLevels( Ivy_Man_t * p ); +extern Ivy_Obj_t * Ivy_ObjReal( Ivy_Obj_t * pObj ); #ifdef __cplusplus } |