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Diffstat (limited to 'src/opt/nwk/nwk.h')
| -rw-r--r-- | src/opt/nwk/nwk.h | 307 |
1 files changed, 307 insertions, 0 deletions
diff --git a/src/opt/nwk/nwk.h b/src/opt/nwk/nwk.h new file mode 100644 index 00000000..79c7bb1a --- /dev/null +++ b/src/opt/nwk/nwk.h @@ -0,0 +1,307 @@ +/**CFile**************************************************************** + + FileName [nwk.h] + + SystemName [ABC: Logic synthesis and verification system.] + + PackageName [Logic network representation.] + + Synopsis [External declarations.] + + Author [Alan Mishchenko] + + Affiliation [UC Berkeley] + + Date [Ver. 1.0. Started - June 20, 2005.] + + Revision [$Id: nwk.h,v 1.1 2008/05/14 22:13:09 wudenni Exp $] + +***********************************************************************/ + +#ifndef __NWK_abc_opt_nwk_h +#define __NWK_abc_opt_nwk_h + + +//////////////////////////////////////////////////////////////////////// +/// INCLUDES /// +//////////////////////////////////////////////////////////////////////// + +#include "src/aig/aig/aig.h" +#include "src/aig/hop/hop.h" +#include "src/misc/tim/tim.h" +#include "src/map/if/if.h" +#include "src/bool/bdc/bdc.h" + +#include "src/proof/fra/fra.h" +#include "src/proof/ssw/ssw.h" +#include "ntlnwk.h" + +//////////////////////////////////////////////////////////////////////// +/// PARAMETERS /// +//////////////////////////////////////////////////////////////////////// + +ABC_NAMESPACE_HEADER_START + +//////////////////////////////////////////////////////////////////////// +/// BASIC TYPES /// +//////////////////////////////////////////////////////////////////////// + +typedef struct Nwk_Obj_t_ Nwk_Obj_t; + +// object types +typedef enum { + NWK_OBJ_NONE, // 0: non-existant object + NWK_OBJ_CI, // 1: combinational input + NWK_OBJ_CO, // 2: combinational output + NWK_OBJ_NODE, // 3: logic node + NWK_OBJ_LATCH, // 4: register + NWK_OBJ_VOID // 5: unused object +} Nwk_Type_t; + +struct Nwk_Man_t_ +{ + // models of this design + char * pName; // the name of this design + char * pSpec; // the name of input file + // node representation + Vec_Ptr_t * vCis; // the primary inputs of the extracted part + Vec_Ptr_t * vCos; // the primary outputs of the extracted part + Vec_Ptr_t * vObjs; // the objects in the topological order + int nObjs[NWK_OBJ_VOID]; // counter of objects of each type + int nFanioPlus; // the number of extra fanins/fanouts alloc by default + // functionality, timing, memory, etc + Hop_Man_t * pManHop; // the functionality representation + Tim_Man_t * pManTime; // the timing manager + If_Lib_t * pLutLib; // the LUT library + Aig_MmFlex_t * pMemObjs; // memory for objects + Vec_Ptr_t * vTemp; // array used for incremental updates + int nTravIds; // the counter of traversal IDs + int nRealloced; // the number of realloced nodes + // sequential information + int nLatches; // the total number of latches + int nTruePis; // the number of true primary inputs + int nTruePos; // the number of true primary outputs +}; + +struct Nwk_Obj_t_ +{ + Nwk_Man_t * pMan; // the manager + Hop_Obj_t * pFunc; // functionality + void * pCopy; // temporary pointer + union { + void * pNext; // temporary pointer + int iTemp; // temporary number + }; + // node information + unsigned Type : 3; // object type + unsigned fInvert : 1; // complemented attribute + unsigned MarkA : 1; // temporary mark + unsigned MarkB : 1; // temporary mark + unsigned MarkC : 1; // temporary mark + unsigned PioId : 25; // number of this node in the PI/PO list + int Id; // unique ID + int TravId; // traversal ID + // timing information + int Level; // the topological level + float tArrival; // the arrival time + float tRequired; // the required time + float tSlack; // the slack + // fanin/fanout representation + int nFanins; // the number of fanins + int nFanouts; // the number of fanouts + int nFanioAlloc; // the number of allocated fanins/fanouts + Nwk_Obj_t ** pFanio; // fanins/fanouts +}; + +//////////////////////////////////////////////////////////////////////// +/// MACRO DEFINITIONS /// +//////////////////////////////////////////////////////////////////////// + + +//////////////////////////////////////////////////////////////////////// +/// INLINED FUNCTIONS /// +//////////////////////////////////////////////////////////////////////// + +static inline int Nwk_ManCiNum( Nwk_Man_t * p ) { return p->nObjs[NWK_OBJ_CI]; } +static inline int Nwk_ManCoNum( Nwk_Man_t * p ) { return p->nObjs[NWK_OBJ_CO]; } +static inline int Nwk_ManNodeNum( Nwk_Man_t * p ) { return p->nObjs[NWK_OBJ_NODE]; } +static inline int Nwk_ManLatchNum( Nwk_Man_t * p ) { return p->nObjs[NWK_OBJ_LATCH]; } +static inline int Nwk_ManObjNumMax( Nwk_Man_t * p ) { return Vec_PtrSize(p->vObjs); } + +static inline Nwk_Obj_t * Nwk_ManCi( Nwk_Man_t * p, int i ) { return (Nwk_Obj_t *)Vec_PtrEntry( p->vCis, i ); } +static inline Nwk_Obj_t * Nwk_ManCo( Nwk_Man_t * p, int i ) { return (Nwk_Obj_t *)Vec_PtrEntry( p->vCos, i ); } +static inline Nwk_Obj_t * Nwk_ManObj( Nwk_Man_t * p, int i ) { return (Nwk_Obj_t *)Vec_PtrEntry( p->vObjs, i ); } + +static inline int Nwk_ObjId( Nwk_Obj_t * p ) { return p->Id; } +static inline int Nwk_ObjPioNum( Nwk_Obj_t * p ) { return p->PioId; } +static inline int Nwk_ObjFaninNum( Nwk_Obj_t * p ) { return p->nFanins; } +static inline int Nwk_ObjFanoutNum( Nwk_Obj_t * p ) { return p->nFanouts; } + +static inline Nwk_Obj_t * Nwk_ObjFanin0( Nwk_Obj_t * p ) { return p->pFanio[0]; } +static inline Nwk_Obj_t * Nwk_ObjFanout0( Nwk_Obj_t * p ) { return p->pFanio[p->nFanins]; } +static inline Nwk_Obj_t * Nwk_ObjFanin( Nwk_Obj_t * p, int i ) { return p->pFanio[i]; } +static inline Nwk_Obj_t * Nwk_ObjFanout( Nwk_Obj_t * p, int i ) { return p->pFanio[p->nFanins+1]; } + +static inline int Nwk_ObjIsNone( Nwk_Obj_t * p ) { return p->Type == NWK_OBJ_NONE; } +static inline int Nwk_ObjIsCi( Nwk_Obj_t * p ) { return p->Type == NWK_OBJ_CI; } +static inline int Nwk_ObjIsCo( Nwk_Obj_t * p ) { return p->Type == NWK_OBJ_CO; } +static inline int Nwk_ObjIsNode( Nwk_Obj_t * p ) { return p->Type == NWK_OBJ_NODE; } +static inline int Nwk_ObjIsLatch( Nwk_Obj_t * p ) { return p->Type == NWK_OBJ_LATCH; } +static inline int Nwk_ObjIsPi( Nwk_Obj_t * p ) { return Nwk_ObjIsCi(p) && (p->pMan->pManTime == NULL || Tim_ManBoxForCi(p->pMan->pManTime, p->PioId) == -1); } +static inline int Nwk_ObjIsPo( Nwk_Obj_t * p ) { return Nwk_ObjIsCo(p) && (p->pMan->pManTime == NULL || Tim_ManBoxForCo(p->pMan->pManTime, p->PioId) == -1); } +static inline int Nwk_ObjIsLi( Nwk_Obj_t * p ) { return p->pMan->nTruePos && Nwk_ObjIsCo(p) && (int)p->PioId >= p->pMan->nTruePos; } +static inline int Nwk_ObjIsLo( Nwk_Obj_t * p ) { return p->pMan->nTruePis && Nwk_ObjIsCi(p) && (int)p->PioId >= p->pMan->nTruePis; } + +static inline float Nwk_ObjArrival( Nwk_Obj_t * pObj ) { return pObj->tArrival; } +static inline float Nwk_ObjRequired( Nwk_Obj_t * pObj ) { return pObj->tRequired; } +static inline float Nwk_ObjSlack( Nwk_Obj_t * pObj ) { return pObj->tSlack; } +static inline void Nwk_ObjSetArrival( Nwk_Obj_t * pObj, float Time ) { pObj->tArrival = Time; } +static inline void Nwk_ObjSetRequired( Nwk_Obj_t * pObj, float Time ) { pObj->tRequired = Time; } +static inline void Nwk_ObjSetSlack( Nwk_Obj_t * pObj, float Time ) { pObj->tSlack = Time; } + +static inline int Nwk_ObjLevel( Nwk_Obj_t * pObj ) { return pObj->Level; } +static inline void Nwk_ObjSetLevel( Nwk_Obj_t * pObj, int Level ) { pObj->Level = Level; } + +static inline void Nwk_ObjSetTravId( Nwk_Obj_t * pObj, int TravId ) { pObj->TravId = TravId; } +static inline void Nwk_ObjSetTravIdCurrent( Nwk_Obj_t * pObj ) { pObj->TravId = pObj->pMan->nTravIds; } +static inline void Nwk_ObjSetTravIdPrevious( Nwk_Obj_t * pObj ) { pObj->TravId = pObj->pMan->nTravIds - 1; } +static inline int Nwk_ObjIsTravIdCurrent( Nwk_Obj_t * pObj ) { return pObj->TravId == pObj->pMan->nTravIds; } +static inline int Nwk_ObjIsTravIdPrevious( Nwk_Obj_t * pObj ) { return pObj->TravId == pObj->pMan->nTravIds - 1; } + +static inline int Nwk_ManTimeEqual( float f1, float f2, float Eps ) { return (f1 < f2 + Eps) && (f2 < f1 + Eps); } +static inline int Nwk_ManTimeLess( float f1, float f2, float Eps ) { return (f1 < f2 + Eps); } +static inline int Nwk_ManTimeMore( float f1, float f2, float Eps ) { return (f1 + Eps > f2); } + +//////////////////////////////////////////////////////////////////////// +/// ITERATORS /// +//////////////////////////////////////////////////////////////////////// + +#define Nwk_ManForEachCi( p, pObj, i ) \ + Vec_PtrForEachEntry( Nwk_Obj_t *, p->vCis, pObj, i ) +#define Nwk_ManForEachCo( p, pObj, i ) \ + Vec_PtrForEachEntry( Nwk_Obj_t *, p->vCos, pObj, i ) +#define Nwk_ManForEachPi( p, pObj, i ) \ + Vec_PtrForEachEntry( Nwk_Obj_t *, p->vCis, pObj, i ) \ + if ( !Nwk_ObjIsPi(pObj) ) {} else +#define Nwk_ManForEachPo( p, pObj, i ) \ + Vec_PtrForEachEntry( Nwk_Obj_t *, p->vCos, pObj, i ) \ + if ( !Nwk_ObjIsPo(pObj) ) {} else +#define Nwk_ManForEachObj( p, pObj, i ) \ + for ( i = 0; (i < Vec_PtrSize(p->vObjs)) && (((pObj) = (Nwk_Obj_t *)Vec_PtrEntry(p->vObjs, i)), 1); i++ ) \ + if ( pObj == NULL ) {} else +#define Nwk_ManForEachNode( p, pObj, i ) \ + for ( i = 0; (i < Vec_PtrSize(p->vObjs)) && (((pObj) = (Nwk_Obj_t *)Vec_PtrEntry(p->vObjs, i)), 1); i++ ) \ + if ( (pObj) == NULL || !Nwk_ObjIsNode(pObj) ) {} else +#define Nwk_ManForEachLatch( p, pObj, i ) \ + for ( i = 0; (i < Vec_PtrSize(p->vObjs)) && (((pObj) = (Nwk_Obj_t *)Vec_PtrEntry(p->vObjs, i)), 1); i++ ) \ + if ( (pObj) == NULL || !Nwk_ObjIsLatch(pObj) ) {} else + +#define Nwk_ObjForEachFanin( pObj, pFanin, i ) \ + for ( i = 0; (i < (int)(pObj)->nFanins) && ((pFanin) = (pObj)->pFanio[i]); i++ ) +#define Nwk_ObjForEachFanout( pObj, pFanout, i ) \ + for ( i = 0; (i < (int)(pObj)->nFanouts) && ((pFanout) = (pObj)->pFanio[(pObj)->nFanins+i]); i++ ) + +// sequential iterators +#define Nwk_ManForEachPiSeq( p, pObj, i ) \ + Vec_PtrForEachEntryStop( Nwk_Obj_t *, p->vCis, pObj, i, (p)->nTruePis ) +#define Nwk_ManForEachPoSeq( p, pObj, i ) \ + Vec_PtrForEachEntryStop( Nwk_Obj_t *, p->vCos, pObj, i, (p)->nTruePos ) +#define Nwk_ManForEachLoSeq( p, pObj, i ) \ + for ( i = 0; (i < (p)->nLatches) && (((pObj) = (Nwk_Obj_t *)Vec_PtrEntry(p->vCis, i+(p)->nTruePis)), 1); i++ ) +#define Nwk_ManForEachLiSeq( p, pObj, i ) \ + for ( i = 0; (i < (p)->nLatches) && (((pObj) = (Nwk_Obj_t *)Vec_PtrEntry(p->vCos, i+(p)->nTruePos)), 1); i++ ) +#define Nwk_ManForEachLiLoSeq( p, pObjLi, pObjLo, i ) \ + for ( i = 0; (i < (p)->nLatches) && (((pObjLi) = Nwk_ManCo(p, i+(p)->nTruePos)), 1) \ + && (((pObjLo) = Nwk_ManCi(p, i+(p)->nTruePis)), 1); i++ ) + + +//////////////////////////////////////////////////////////////////////// +/// FUNCTION DECLARATIONS /// +//////////////////////////////////////////////////////////////////////// + +/*=== nwkAig.c ==========================================================*/ +extern ABC_DLL Vec_Ptr_t * Nwk_ManDeriveRetimingCut( Aig_Man_t * p, int fForward, int fVerbose ); +/*=== nwkBidec.c ==========================================================*/ +extern ABC_DLL void Nwk_ManBidecResyn( Nwk_Man_t * pNtk, int fVerbose ); +extern ABC_DLL Hop_Obj_t * Nwk_NodeIfNodeResyn( Bdc_Man_t * p, Hop_Man_t * pHop, Hop_Obj_t * pRoot, int nVars, Vec_Int_t * vTruth, unsigned * puCare, float dProb ); +/*=== nwkCheck.c ==========================================================*/ +extern ABC_DLL int Nwk_ManCheck( Nwk_Man_t * p ); +/*=== nwkDfs.c ==========================================================*/ +extern ABC_DLL int Nwk_ManVerifyTopoOrder( Nwk_Man_t * pNtk ); +extern ABC_DLL int Nwk_ManLevelBackup( Nwk_Man_t * pNtk ); +extern ABC_DLL int Nwk_ManLevel( Nwk_Man_t * pNtk ); +extern ABC_DLL int Nwk_ManLevelMax( Nwk_Man_t * pNtk ); +extern ABC_DLL Vec_Vec_t * Nwk_ManLevelize( Nwk_Man_t * pNtk ); +extern ABC_DLL Vec_Ptr_t * Nwk_ManDfs( Nwk_Man_t * pNtk ); +extern ABC_DLL Vec_Ptr_t * Nwk_ManDfsNodes( Nwk_Man_t * pNtk, Nwk_Obj_t ** ppNodes, int nNodes ); +extern ABC_DLL Vec_Ptr_t * Nwk_ManDfsReverse( Nwk_Man_t * pNtk ); +extern ABC_DLL Vec_Ptr_t * Nwk_ManSupportNodes( Nwk_Man_t * pNtk, Nwk_Obj_t ** ppNodes, int nNodes ); +extern ABC_DLL void Nwk_ManSupportSum( Nwk_Man_t * pNtk ); +extern ABC_DLL int Nwk_ObjMffcLabel( Nwk_Obj_t * pNode ); +/*=== nwkFanio.c ==========================================================*/ +extern ABC_DLL void Nwk_ObjCollectFanins( Nwk_Obj_t * pNode, Vec_Ptr_t * vNodes ); +extern ABC_DLL void Nwk_ObjCollectFanouts( Nwk_Obj_t * pNode, Vec_Ptr_t * vNodes ); +extern ABC_DLL int Nwk_ObjFindFanin( Nwk_Obj_t * pObj, Nwk_Obj_t * pFanin ); +extern ABC_DLL int Nwk_ObjFindFanout( Nwk_Obj_t * pObj, Nwk_Obj_t * pFanout ); +extern ABC_DLL void Nwk_ObjAddFanin( Nwk_Obj_t * pObj, Nwk_Obj_t * pFanin ); +extern ABC_DLL void Nwk_ObjDeleteFanin( Nwk_Obj_t * pObj, Nwk_Obj_t * pFanin ); +extern ABC_DLL void Nwk_ObjPatchFanin( Nwk_Obj_t * pObj, Nwk_Obj_t * pFaninOld, Nwk_Obj_t * pFaninNew ); +extern ABC_DLL void Nwk_ObjTransferFanout( Nwk_Obj_t * pNodeFrom, Nwk_Obj_t * pNodeTo ); +extern ABC_DLL void Nwk_ObjReplace( Nwk_Obj_t * pNodeOld, Nwk_Obj_t * pNodeNew ); +/*=== nwkFlow.c ============================================================*/ +extern ABC_DLL Vec_Ptr_t * Nwk_ManRetimeCutForward( Nwk_Man_t * pMan, int nLatches, int fVerbose ); +extern ABC_DLL Vec_Ptr_t * Nwk_ManRetimeCutBackward( Nwk_Man_t * pMan, int nLatches, int fVerbose ); +/*=== nwkMan.c ============================================================*/ +extern ABC_DLL Nwk_Man_t * Nwk_ManAlloc(); +extern ABC_DLL void Nwk_ManFree( Nwk_Man_t * p ); +extern ABC_DLL float Nwl_ManComputeTotalSwitching( Nwk_Man_t * pNtk ); +extern ABC_DLL void Nwk_ManPrintStats( Nwk_Man_t * p, If_Lib_t * pLutLib, int fSaveBest, int fDumpResult, int fPower, Ntl_Man_t * pNtl ); +/*=== nwkMap.c ============================================================*/ +extern ABC_DLL Nwk_Man_t * Nwk_MappingIf( Aig_Man_t * p, Tim_Man_t * pManTime, If_Par_t * pPars ); +/*=== nwkObj.c ============================================================*/ +extern ABC_DLL Nwk_Obj_t * Nwk_ManCreateCi( Nwk_Man_t * pMan, int nFanouts ); +extern ABC_DLL Nwk_Obj_t * Nwk_ManCreateCo( Nwk_Man_t * pMan ); +extern ABC_DLL Nwk_Obj_t * Nwk_ManCreateNode( Nwk_Man_t * pMan, int nFanins, int nFanouts ); +extern ABC_DLL Nwk_Obj_t * Nwk_ManCreateBox( Nwk_Man_t * pMan, int nFanins, int nFanouts ); +extern ABC_DLL Nwk_Obj_t * Nwk_ManCreateLatch( Nwk_Man_t * pMan ); +extern ABC_DLL void Nwk_ManDeleteNode( Nwk_Obj_t * pObj ); +extern ABC_DLL void Nwk_ManDeleteNode_rec( Nwk_Obj_t * pObj ); +/*=== nwkSpeedup.c ============================================================*/ +extern ABC_DLL Aig_Man_t * Nwk_ManSpeedup( Nwk_Man_t * pNtk, int fUseLutLib, int Percentage, int Degree, int fVerbose, int fVeryVerbose ); +/*=== nwkStrash.c ============================================================*/ +extern ABC_DLL Aig_Man_t * Nwk_ManStrash( Nwk_Man_t * pNtk ); +/*=== nwkTiming.c ============================================================*/ +extern ABC_DLL int Nwk_ManVerifyTiming( Nwk_Man_t * pNtk ); +extern ABC_DLL void Nwk_ManDelayTraceSortPins( Nwk_Obj_t * pNode, int * pPinPerm, float * pPinDelays ); +extern ABC_DLL float Nwk_ManDelayTraceLut( Nwk_Man_t * pNtk ); +extern ABC_DLL void Nwk_ManDelayTracePrint( Nwk_Man_t * pNtk ); +extern ABC_DLL void Nwk_ManUpdate( Nwk_Obj_t * pObj, Nwk_Obj_t * pObjNew, Vec_Vec_t * vLevels ); +extern ABC_DLL int Nwk_ManVerifyLevel( Nwk_Man_t * pNtk ); +/*=== nwkUtil.c ============================================================*/ +extern ABC_DLL void Nwk_ManIncrementTravId( Nwk_Man_t * pNtk ); +extern ABC_DLL int Nwk_ManGetFaninMax( Nwk_Man_t * pNtk ); +extern ABC_DLL int Nwk_ManGetTotalFanins( Nwk_Man_t * pNtk ); +extern ABC_DLL int Nwk_ManPiNum( Nwk_Man_t * pNtk ); +extern ABC_DLL int Nwk_ManPoNum( Nwk_Man_t * pNtk ); +extern ABC_DLL int Nwk_ManGetAigNodeNum( Nwk_Man_t * pNtk ); +extern ABC_DLL int Nwk_NodeCompareLevelsIncrease( Nwk_Obj_t ** pp1, Nwk_Obj_t ** pp2 ); +extern ABC_DLL int Nwk_NodeCompareLevelsDecrease( Nwk_Obj_t ** pp1, Nwk_Obj_t ** pp2 ); +extern ABC_DLL void Nwk_ObjPrint( Nwk_Obj_t * pObj ); +extern ABC_DLL void Nwk_ManDumpBlif( Nwk_Man_t * pNtk, char * pFileName, Vec_Ptr_t * vCiNames, Vec_Ptr_t * vCoNames ); +extern ABC_DLL void Nwk_ManPrintFanioNew( Nwk_Man_t * pNtk ); +extern ABC_DLL void Nwk_ManCleanMarks( Nwk_Man_t * pNtk ); +extern ABC_DLL void Nwk_ManMinimumBase( Nwk_Man_t * pNtk, int fVerbose ); +extern ABC_DLL void Nwk_ManRemoveDupFanins( Nwk_Man_t * pNtk, int fVerbose ); + + + +ABC_NAMESPACE_HEADER_END + + + +#endif + +//////////////////////////////////////////////////////////////////////// +/// END OF FILE /// +//////////////////////////////////////////////////////////////////////// + |