diff options
Diffstat (limited to 'src/temp/player/playerAbc.c')
| -rw-r--r-- | src/temp/player/playerAbc.c | 228 |
1 files changed, 228 insertions, 0 deletions
diff --git a/src/temp/player/playerAbc.c b/src/temp/player/playerAbc.c new file mode 100644 index 00000000..dcbca462 --- /dev/null +++ b/src/temp/player/playerAbc.c @@ -0,0 +1,228 @@ +/**CFile**************************************************************** + + FileName [playerAbc.c] + + SystemName [ABC: Logic synthesis and verification system.] + + PackageName [PLAyer decomposition package.] + + Synopsis [Bridge between ABC and PLAyer.] + + Author [Alan Mishchenko] + + Affiliation [UC Berkeley] + + Date [Ver. 1.0. Started - May 20, 2006.] + + Revision [$Id: playerAbc.c,v 1.00 2006/05/11 00:00:00 alanmi Exp $] + +***********************************************************************/ + +#include "player.h" +#include "abc.h" + +//////////////////////////////////////////////////////////////////////// +/// DECLARATIONS /// +//////////////////////////////////////////////////////////////////////// + +static Ivy_Man_t * Ivy_ManFromAbc( Abc_Ntk_t * p ); +static Abc_Ntk_t * Ivy_ManToAbc( Abc_Ntk_t * pNtkOld, Ivy_Man_t * p ); + +//////////////////////////////////////////////////////////////////////// +/// FUNCTION DEFINITIONS /// +//////////////////////////////////////////////////////////////////////// + +#if 0 + +/**Function************************************************************* + + Synopsis [Gives the current ABC network to PLAyer for processing.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void * Abc_NtkPlayer( void * pNtk, int nLutMax, int nPlaMax, int RankCost, int fFastMode, int fVerbose ) +{ + int fUseRewriting = 1; + Ivy_Man_t * pMan, * pManExt; + Abc_Ntk_t * pNtkAig; + + if ( !Abc_NtkIsStrash(pNtk) ) + return NULL; + // convert to the new AIG manager + pMan = Ivy_ManFromAbc( pNtk ); + // check the correctness of conversion + if ( !Ivy_ManCheck( pMan ) ) + { + printf( "Abc_NtkPlayer: Internal AIG check has failed.\n" ); + Ivy_ManStop( pMan ); + return NULL; + } + if ( fVerbose ) + Ivy_ManPrintStats( pMan ); + if ( fUseRewriting ) + { + // simplify + pMan = Ivy_ManResyn( pManExt = pMan, 1, 0 ); + Ivy_ManStop( pManExt ); + if ( fVerbose ) + Ivy_ManPrintStats( pMan ); + } + // perform decomposition/mapping into PLAs/LUTs + pManExt = Pla_ManDecompose( pMan, nLutMax, nPlaMax, fVerbose ); + Ivy_ManStop( pMan ); + pMan = pManExt; + if ( fVerbose ) + Ivy_ManPrintStats( pMan ); + // convert from the extended AIG manager into an SOP network + pNtkAig = Ivy_ManToAbc( pNtk, pMan ); + Ivy_ManStop( pMan ); + // chech the resulting network + if ( !Abc_NtkCheck( pNtkAig ) ) + { + printf( "Abc_NtkPlayer: The network check has failed.\n" ); + Abc_NtkDelete( pNtkAig ); + return NULL; + } + return pNtkAig; +} + +/**Function************************************************************* + + Synopsis [Converts from strashed AIG in ABC into strash AIG in IVY.] + + Description [Assumes DFS ordering of nodes in the AIG of ABC.] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +Ivy_Man_t * Ivy_ManFromAbc( Abc_Ntk_t * pNtk ) +{ + Ivy_Man_t * pMan; + Abc_Obj_t * pObj; + int i; + // create the manager + pMan = Ivy_ManStart( Abc_NtkCiNum(pNtk), Abc_NtkCoNum(pNtk), Abc_NtkNodeNum(pNtk) + 10 ); + // create the PIs + Abc_AigConst1(pNtk)->pCopy = (Abc_Obj_t *)Ivy_ManConst1(pMan); + Abc_NtkForEachCi( pNtk, pObj, i ) + pObj->pCopy = (Abc_Obj_t *)Ivy_ManPi(pMan, i); + // perform the conversion of the internal nodes + Abc_AigForEachAnd( pNtk, pObj, i ) + pObj->pCopy = (Abc_Obj_t *)Ivy_And( (Ivy_Obj_t *)Abc_ObjChild0Copy(pObj), (Ivy_Obj_t *)Abc_ObjChild1Copy(pObj) ); + // create the POs + Abc_NtkForEachCo( pNtk, pObj, i ) + Ivy_ObjConnect( Ivy_ManPo(pMan, i), (Ivy_Obj_t *)Abc_ObjChild0Copy(pObj) ); + Ivy_ManCleanup( pMan ); + return pMan; +} + +/**Function************************************************************* + + Synopsis [Converts AIG manager after PLA/LUT mapping into a logic ABC network.] + + Description [The AIG manager contains nodes with extended functionality. + Node types are in pObj->Type. Node fanins are in pObj->vFanins. Functions + of LUT nodes are in pMan->vTruths.] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +Abc_Ntk_t * Ivy_ManToAbc( Abc_Ntk_t * pNtkOld, Ivy_Man_t * pMan ) +{ + Abc_Ntk_t * pNtkNew; + Vec_Int_t * vIvyNodes, * vIvyFanins, * vTruths = pMan->vTruths; + Abc_Obj_t * pObj, * pObjNew, * pFaninNew; + Ivy_Obj_t * pIvyNode, * pIvyFanin; + int pCompls[PLAYER_FANIN_LIMIT]; + int i, k, Fanin, nFanins; + // start the new ABC network + pNtkNew = Abc_NtkStartFrom( pNtkOld, ABC_NTK_LOGIC, ABC_FUNC_SOP ); + // transfer the pointers to the basic nodes + Ivy_ManCleanTravId(pMan); + Ivy_ManConst1(pMan)->TravId = Abc_AigConst1(pNtkNew)->Id; + Abc_NtkForEachCi( pNtkNew, pObjNew, i ) + Ivy_ManPi(pMan, i)->TravId = pObjNew->Id; + // construct the logic network isomorphic to logic network in the AIG manager + vIvyNodes = Ivy_ManDfsExt( pMan ); + Ivy_ManForEachNodeVec( pMan, vIvyNodes, pIvyNode, i ) + { + // get fanins of the old node + vIvyFanins = Ivy_ObjGetFanins( pIvyNode ); + nFanins = Vec_IntSize(vIvyFanins); + // create the new node + pObjNew = Abc_NtkCreateNode( pNtkNew ); + Vec_IntForEachEntry( vIvyFanins, Fanin, k ) + { + pIvyFanin = Ivy_ObjObj( pIvyNode, Ivy_EdgeId(Fanin) ); + pFaninNew = Abc_NtkObj( pNtkNew, pIvyFanin->TravId ); + Abc_ObjAddFanin( pObjNew, pFaninNew ); + pCompls[k] = Ivy_EdgeIsComplement(Fanin); + assert( Ivy_ObjIsAndMulti(pIvyNode) || nFanins == 1 || pCompls[k] == 0 ); // EXOR/LUT cannot have complemented fanins + } + assert( k <= PLAYER_FANIN_LIMIT ); + // create logic function of the node + if ( Ivy_ObjIsAndMulti(pIvyNode) ) + pObjNew->pData = Abc_SopCreateAnd( pNtkNew->pManFunc, nFanins, pCompls ); + else if ( Ivy_ObjIsExorMulti(pIvyNode) ) + pObjNew->pData = Abc_SopCreateXorSpecial( pNtkNew->pManFunc, nFanins ); + else if ( Ivy_ObjIsLut(pIvyNode) ) + pObjNew->pData = Abc_SopCreateFromTruth( pNtkNew->pManFunc, nFanins, Ivy_ObjGetTruth(pIvyNode) ); + else assert( 0 ); + assert( Abc_SopGetVarNum(pObjNew->pData) == nFanins ); + pIvyNode->TravId = pObjNew->Id; + } +//Pla_ManComputeStats( pMan, vIvyNodes ); + Vec_IntFree( vIvyNodes ); + // connect the PO nodes + Abc_NtkForEachCo( pNtkOld, pObj, i ) + { + // get the old fanin of the PO node + vIvyFanins = Ivy_ObjGetFanins( Ivy_ManPo(pMan, i) ); + Fanin = Vec_IntEntry( vIvyFanins, 0 ); + pIvyFanin = Ivy_ManObj( pMan, Ivy_EdgeId(Fanin) ); + // get the new ABC node corresponding to the old fanin + pFaninNew = Abc_NtkObj( pNtkNew, pIvyFanin->TravId ); + if ( Ivy_EdgeIsComplement(Fanin) ) // complement + { +// pFaninNew = Abc_NtkCreateNodeInv(pNtkNew, pFaninNew); + if ( Abc_ObjIsCi(pFaninNew) ) + pFaninNew = Abc_NtkCreateNodeInv(pNtkNew, pFaninNew); + else + { + // clone the node + pObjNew = Abc_NtkCloneObj( pFaninNew ); + // set complemented functions + pObjNew->pData = Abc_SopRegister( pNtkNew->pManFunc, pFaninNew->pData ); + Abc_SopComplement(pObjNew->pData); + // return the new node + pFaninNew = pObjNew; + } + assert( Abc_SopGetVarNum(pFaninNew->pData) == Abc_ObjFaninNum(pFaninNew) ); + } + Abc_ObjAddFanin( pObj->pCopy, pFaninNew ); + } + // remove dangling nodes + Abc_NtkForEachNode(pNtkNew, pObj, i) + if ( Abc_ObjFanoutNum(pObj) == 0 ) + Abc_NtkDeleteObj(pObj); + // fix CIs feeding directly into COs + Abc_NtkLogicMakeSimpleCos( pNtkNew, 0 ); + return pNtkNew; +} + +#endif + +//////////////////////////////////////////////////////////////////////// +/// END OF FILE /// +//////////////////////////////////////////////////////////////////////// + + |