diff options
Diffstat (limited to 'src/opt/cut/cut.h')
| -rw-r--r-- | src/opt/cut/cut.h | 124 |
1 files changed, 90 insertions, 34 deletions
diff --git a/src/opt/cut/cut.h b/src/opt/cut/cut.h index 6719ed4d..dee05dfc 100644 --- a/src/opt/cut/cut.h +++ b/src/opt/cut/cut.h @@ -21,6 +21,10 @@ #ifndef __CUT_H__ #define __CUT_H__ +#ifdef __cplusplus +extern "C" { +#endif + //////////////////////////////////////////////////////////////////////// /// INCLUDES /// //////////////////////////////////////////////////////////////////////// @@ -29,81 +33,133 @@ /// PARAMETERS /// //////////////////////////////////////////////////////////////////////// +#define CUT_SIZE_MIN 3 // the min K of the K-feasible cut computation +#define CUT_SIZE_MAX 12 // the max K of the K-feasible cut computation + +#define CUT_SHIFT 8 // the number of bits for storing latch number in the cut leaves +#define CUT_MASK 0xFF // the mask to get the stored latch number + //////////////////////////////////////////////////////////////////////// /// BASIC TYPES /// //////////////////////////////////////////////////////////////////////// typedef struct Cut_ManStruct_t_ Cut_Man_t; +typedef struct Cut_OracleStruct_t_ Cut_Oracle_t; typedef struct Cut_CutStruct_t_ Cut_Cut_t; typedef struct Cut_ParamsStruct_t_ Cut_Params_t; struct Cut_ParamsStruct_t_ { - int nVarsMax; // the max cut size ("k" of the k-feasible cuts) - int nKeepMax; // the max number of cuts kept at a node - int nIdsMax; // the max number of IDs of cut objects - int fTruth; // compute truth tables - int fHash; // hash cuts to detect unique - int fFilter; // filter dominated cuts - int fSeq; // compute sequential cuts - int fDrop; // drop cuts on the fly - int fVerbose; // the verbosiness flag + int nVarsMax; // the max cut size ("k" of the k-feasible cuts) + int nKeepMax; // the max number of cuts kept at a node + int nIdsMax; // the max number of IDs of cut objects + int nBitShift; // the number of bits used for the latch counter of an edge + int nCutSet; // the number of nodes in the cut set + int fTruth; // compute truth tables + int fFilter; // filter dominated cuts + int fSeq; // compute sequential cuts + int fDrop; // drop cuts on the fly + int fDag; // compute only DAG cuts + int fTree; // compute only tree cuts + int fGlobal; // compute only global cuts + int fLocal; // compute only local cuts + int fRecord; // record the cut computation flow + int fFancy; // perform fancy computations + int fMap; // computes delay of FPGA mapping with cuts + int fVerbose; // the verbosiness flag }; struct Cut_CutStruct_t_ { - unsigned uTruth : 16; // truth table for 4-input cuts - unsigned uPhase : 7; // the phase when mapping into a canonical form + unsigned Num0 : 11; // temporary number + unsigned Num1 : 11; // temporary number unsigned fSimul : 1; // the value of cut's output at 000.. pattern unsigned fCompl : 1; // the cut is complemented - unsigned fSeq : 1; // the cut is sequential - unsigned nVarsMax : 3; // the max number of vars [4-6] - unsigned nLeaves : 3; // the number of leaves [4-6] + unsigned nVarsMax : 4; // the max number of vars [4-6] + unsigned nLeaves : 4; // the number of leaves [4-6] + unsigned uSign; // the signature + unsigned uCanon0; // the canonical form + unsigned uCanon1; // the canonical form Cut_Cut_t * pNext; // the next cut in the list - void * pData; // the user data int pLeaves[0]; // the array of leaves }; -static inline unsigned * Cut_CutReadTruth( Cut_Cut_t * p ) { if ( p->nVarsMax == 4 ) return (unsigned *)p; return (unsigned *)(p->pLeaves + p->nVarsMax + p->fSeq); } -static inline unsigned Cut_CutReadPhase( Cut_Cut_t * p ) { return p->uPhase; } static inline int Cut_CutReadLeaveNum( Cut_Cut_t * p ) { return p->nLeaves; } static inline int * Cut_CutReadLeaves( Cut_Cut_t * p ) { return p->pLeaves; } -static inline void * Cut_CutReadData( Cut_Cut_t * p ) { return p->pData; } - -static inline void Cut_CutWriteData( Cut_Cut_t * p, void * pData ) { p->pData = pData; } +static inline unsigned * Cut_CutReadTruth( Cut_Cut_t * p ) { return (unsigned *)(p->pLeaves + p->nVarsMax); } static inline void Cut_CutWriteTruth( Cut_Cut_t * p, unsigned * puTruth ) { - if ( p->nVarsMax == 4 ) { p->uTruth = *puTruth; return; } - p->pLeaves[p->nVarsMax + p->fSeq] = (int)puTruth[0]; - if ( p->nVarsMax == 6 ) p->pLeaves[p->nVarsMax + p->fSeq + 1] = (int)puTruth[1]; + int i; + for ( i = (p->nVarsMax <= 5) ? 0 : ((1 << (p->nVarsMax - 5)) - 1); i >= 0; i-- ) + p->pLeaves[p->nVarsMax + i] = (int)puTruth[i]; } //////////////////////////////////////////////////////////////////////// -/// MACRO DEFITIONS /// +/// MACRO DEFINITIONS /// //////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////// /// FUNCTION DECLARATIONS /// //////////////////////////////////////////////////////////////////////// +/*=== cutApi.c ==========================================================*/ +extern Cut_Cut_t * Cut_NodeReadCutsNew( Cut_Man_t * p, int Node ); +extern Cut_Cut_t * Cut_NodeReadCutsOld( Cut_Man_t * p, int Node ); +extern Cut_Cut_t * Cut_NodeReadCutsTemp( Cut_Man_t * p, int Node ); +extern void Cut_NodeWriteCutsNew( Cut_Man_t * p, int Node, Cut_Cut_t * pList ); +extern void Cut_NodeWriteCutsOld( Cut_Man_t * p, int Node, Cut_Cut_t * pList ); +extern void Cut_NodeWriteCutsTemp( Cut_Man_t * p, int Node, Cut_Cut_t * pList ); +extern void Cut_NodeSetTriv( Cut_Man_t * p, int Node ); +extern void Cut_NodeTryDroppingCuts( Cut_Man_t * p, int Node ); +extern void Cut_NodeFreeCuts( Cut_Man_t * p, int Node ); +/*=== cutCut.c ==========================================================*/ +extern void Cut_CutPrint( Cut_Cut_t * pCut, int fSeq ); +extern void Cut_CutPrintList( Cut_Cut_t * pList, int fSeq ); +extern int Cut_CutCountList( Cut_Cut_t * pList ); /*=== cutMan.c ==========================================================*/ extern Cut_Man_t * Cut_ManStart( Cut_Params_t * pParams ); extern void Cut_ManStop( Cut_Man_t * p ); extern void Cut_ManPrintStats( Cut_Man_t * p ); +extern void Cut_ManPrintStatsToFile( Cut_Man_t * p, char * pFileName, int TimeTotal ); extern void Cut_ManSetFanoutCounts( Cut_Man_t * p, Vec_Int_t * vFanCounts ); +extern void Cut_ManSetNodeAttrs( Cut_Man_t * p, Vec_Int_t * vFanCounts ); +extern int Cut_ManReadVarsMax( Cut_Man_t * p ); +extern Cut_Params_t * Cut_ManReadParams( Cut_Man_t * p ); +extern Vec_Int_t * Cut_ManReadNodeAttrs( Cut_Man_t * p ); +extern void Cut_ManIncrementDagNodes( Cut_Man_t * p ); /*=== cutNode.c ==========================================================*/ -extern void Cut_NodeSetTriv( Cut_Man_t * p, int Node ); -extern Cut_Cut_t * Cut_NodeComputeCuts( Cut_Man_t * p, int Node, int Node0, int Node1, int fCompl0, int fCompl1 ); +extern Cut_Cut_t * Cut_NodeComputeCuts( Cut_Man_t * p, int Node, int Node0, int Node1, int fCompl0, int fCompl1, int fTriv, int TreeCode ); extern Cut_Cut_t * Cut_NodeUnionCuts( Cut_Man_t * p, Vec_Int_t * vNodes ); -extern Cut_Cut_t * Cut_NodeReadCuts( Cut_Man_t * p, int Node ); -extern void Cut_NodeWriteCuts( Cut_Man_t * p, int Node, Cut_Cut_t * pList ); -extern void Cut_NodeFreeCuts( Cut_Man_t * p, int Node ); -extern void Cut_NodeSetComputedAsNew( Cut_Man_t * p, int Node ); -extern void Cut_NodeTryDroppingCuts( Cut_Man_t * p, int Node ); -extern void Cut_CutPrint( Cut_Cut_t * pCut ); +extern Cut_Cut_t * Cut_NodeUnionCutsSeq( Cut_Man_t * p, Vec_Int_t * vNodes, int CutSetNum, int fFirst ); +extern int Cut_ManMappingArea_rec( Cut_Man_t * p, int Node ); +/*=== cutSeq.c ==========================================================*/ +extern void Cut_NodeComputeCutsSeq( Cut_Man_t * p, int Node, int Node0, int Node1, int fCompl0, int fCompl1, int nLat0, int nLat1, int fTriv, int CutSetNum ); +extern void Cut_NodeNewMergeWithOld( Cut_Man_t * p, int Node ); +extern int Cut_NodeTempTransferToNew( Cut_Man_t * p, int Node, int CutSetNum ); +extern void Cut_NodeOldTransferToNew( Cut_Man_t * p, int Node ); +/*=== cutOracle.c ==========================================================*/ +extern Cut_Oracle_t * Cut_OracleStart( Cut_Man_t * pMan ); +extern void Cut_OracleStop( Cut_Oracle_t * p ); +extern void Cut_OracleSetFanoutCounts( Cut_Oracle_t * p, Vec_Int_t * vFanCounts ); +extern int Cut_OracleReadDrop( Cut_Oracle_t * p ); +extern void Cut_OracleNodeSetTriv( Cut_Oracle_t * p, int Node ); +extern Cut_Cut_t * Cut_OracleComputeCuts( Cut_Oracle_t * p, int Node, int Node0, int Node1, int fCompl0, int fCompl1 ); +extern void Cut_OracleTryDroppingCuts( Cut_Oracle_t * p, int Node ); +/*=== cutTruth.c ==========================================================*/ +extern void Cut_TruthNCanonicize( Cut_Cut_t * pCut ); +/*=== cutPre22.c ==========================================================*/ +extern void Cut_CellPrecompute(); +extern void Cut_CellLoad(); +extern int Cut_CellIsRunning(); +extern void Cut_CellDumpToFile(); +extern int Cut_CellTruthLookup( unsigned * pTruth, int nVars ); + +#ifdef __cplusplus +} +#endif + +#endif //////////////////////////////////////////////////////////////////////// /// END OF FILE /// //////////////////////////////////////////////////////////////////////// -#endif - |