diff options
Diffstat (limited to 'src/base/abci/abcDetect.c')
| -rw-r--r-- | src/base/abci/abcDetect.c | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/src/base/abci/abcDetect.c b/src/base/abci/abcDetect.c index 31121516..91fa2d9f 100644 --- a/src/base/abci/abcDetect.c +++ b/src/base/abci/abcDetect.c @@ -20,6 +20,7 @@ #include "base/abc/abc.h" #include "misc/vec/vecHsh.h" +#include "misc/util/utilNam.h" ABC_NAMESPACE_IMPL_START @@ -28,12 +29,167 @@ ABC_NAMESPACE_IMPL_START /// DECLARATIONS /// //////////////////////////////////////////////////////////////////////// +typedef enum { + ABC_FIN_NONE = 0, // 0: unknown + ABC_FIN_SA0, // 1: + ABC_FIN_SA1, // 2: + ABC_FIN_NEG, // 3: + ABC_FIN_RDOB_AND, // 4: + ABC_FIN_RDOB_NAND, // 5: + ABC_FIN_RDOB_OR, // 6: + ABC_FIN_RDOB_NOR, // 7: + ABC_FIN_RDOB_XOR, // 8: + ABC_FIN_RDOB_NXOR, // 9: + ABC_FIN_RDOB_NOT, // 10: + ABC_FIN_RDOB_BUFF, // 11: + ABC_FIN_RDOB_LAST // 12: +} Abc_FinType_t; + +typedef struct Fin_Info_t_ +{ + Vec_Int_t * vPairs; // original info as a set of pairs (ObjId, TypeId) + Vec_Int_t * vObjs; // all those objects that have some info + Vec_Wec_t * vMap; // for each object, the set of types + Vec_Wec_t * vClasses; // classes of objects + +} Abc_FinInfo_t; + //////////////////////////////////////////////////////////////////////// /// FUNCTION DEFINITIONS /// //////////////////////////////////////////////////////////////////////// /**Function************************************************************* + Synopsis [Recognize type.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +int Io_ReadFinType( char * pThis ) +{ + if ( !strcmp(pThis, "SA0") ) return ABC_FIN_SA0; + if ( !strcmp(pThis, "SA1") ) return ABC_FIN_SA1; + if ( !strcmp(pThis, "NEG") ) return ABC_FIN_NEG; + if ( !strcmp(pThis, "RDOB_AND") ) return ABC_FIN_RDOB_AND; + if ( !strcmp(pThis, "RDOB_NAND") ) return ABC_FIN_RDOB_NAND; + if ( !strcmp(pThis, "RDOB_OR") ) return ABC_FIN_RDOB_OR; + if ( !strcmp(pThis, "RDOB_NOR") ) return ABC_FIN_RDOB_NOR; + if ( !strcmp(pThis, "RDOB_XOR") ) return ABC_FIN_RDOB_XOR; + if ( !strcmp(pThis, "RDOB_NXOR") ) return ABC_FIN_RDOB_NXOR; + if ( !strcmp(pThis, "RDOB_NOT") ) return ABC_FIN_RDOB_NOT; + if ( !strcmp(pThis, "RDOB_BUFF") ) return ABC_FIN_RDOB_BUFF; + return ABC_FIN_NONE; +} +char * Io_WriteFinType( int Type ) +{ + if ( Type == ABC_FIN_SA0 ) return "SA0"; + if ( Type == ABC_FIN_SA1 ) return "SA1"; + if ( Type == ABC_FIN_NEG ) return "NEG"; + if ( Type == ABC_FIN_RDOB_AND ) return "RDOB_AND" ; + if ( Type == ABC_FIN_RDOB_NAND ) return "RDOB_NAND"; + if ( Type == ABC_FIN_RDOB_OR ) return "RDOB_OR" ; + if ( Type == ABC_FIN_RDOB_NOR ) return "RDOB_NOR" ; + if ( Type == ABC_FIN_RDOB_XOR ) return "RDOB_XOR" ; + if ( Type == ABC_FIN_RDOB_NXOR ) return "RDOB_NXOR"; + if ( Type == ABC_FIN_RDOB_NOT ) return "RDOB_NOT" ; + if ( Type == ABC_FIN_RDOB_BUFF ) return "RDOB_BUFF"; + return "Unknown"; +} + +/**Function************************************************************* + + Synopsis [Read information from file.] + + Description [Returns information as a set of pairs: (ObjId, TypeId). + Uses the current network to map ObjName given in the file into ObjId.] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +Vec_Int_t * Io_ReadFins( Abc_Ntk_t * pNtk, char * pFileName, int fVerbose ) +{ + char Buffer[1000]; + Abc_Obj_t * pObj; + Abc_Nam_t * pNam; + Vec_Int_t * vMap; + Vec_Int_t * vPairs = NULL; + int i, Type, iObj, fFound, nLines = 1; + FILE * pFile = fopen( pFileName, "r" ); + if ( pFile == NULL ) + { + printf( "Cannot open input file \"%s\" for reading.\n", pFileName ); + return NULL; + } + // map CI/node names into their IDs + pNam = Abc_NamStart( 1000, 10 ); + vMap = Vec_IntAlloc( 1000 ); + Vec_IntPush( vMap, -1 ); + Abc_NtkForEachObj( pNtk, pObj, i ) + { + if ( !Abc_ObjIsCi(pObj) && !Abc_ObjIsNode(pObj) ) + continue; + Abc_NamStrFindOrAdd( pNam, Abc_ObjName(pObj), &fFound ); + if ( fFound ) + { + printf( "The same name \"%s\" appears twice among CIs and internal nodes.\n", Abc_ObjName(pObj) ); + goto finish; + } + Vec_IntPush( vMap, Abc_ObjId(pObj) ); + } + assert( Vec_IntSize(vMap) == Abc_NamObjNumMax(pNam) ); + // read file lines + vPairs = Vec_IntAlloc( 1000 ); + while ( fgets(Buffer, 1000, pFile) != NULL ) + { + // read line number + char * pToken = strtok( Buffer, " \n\r\t" ); + if ( nLines++ != atoi(pToken) ) + { + printf( "Line numbers are not consecutive. Quitting.\n" ); + Vec_IntFreeP( &vPairs ); + goto finish; + } + // read object name and find its ID + pToken = strtok( NULL, " \n\r\t" ); + iObj = Abc_NamStrFind( pNam, pToken ); + if ( !iObj ) + { + printf( "Cannot find object with name \"%s\".\n", pToken ); + continue; + } + // read type + pToken = strtok( NULL, " \n\r\t" ); + Type = Io_ReadFinType( pToken ); + if ( Type == ABC_FIN_NONE ) + { + printf( "Cannot read type \"%s\" of object \"%s\".\n", pToken, Abc_ObjName(pObj) ); + continue; + } + Vec_IntPushTwo( vPairs, Vec_IntEntry(vMap, iObj), Type ); + } + printf( "Finished reading %d lines.\n", nLines - 1 ); + + // verify the reader by printing the results + if ( fVerbose ) + Vec_IntForEachEntryDouble( vPairs, iObj, Type, i ) + printf( "%-10d%-10s%-10s\n", i/2+1, Abc_ObjName(Abc_NtkObj(pNtk, iObj)), Io_WriteFinType(Type) ); + +finish: + Vec_IntFree( vMap ); + Abc_NamDeref( pNam ); + fclose( pFile ); + return vPairs; +} + + +/**Function************************************************************* + Synopsis [Detect equivalence classes of nodes in terms of their TFO.] Description [Given is the logic network (pNtk) and the set of objects @@ -163,6 +319,57 @@ void Abc_NtkDetectClassesTest( Abc_Ntk_t * pNtk ) Vec_WecFree( vRes ); } +/**Function************************************************************* + + Synopsis [Miter construction.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +Vec_Int_t * Abc_NtkComputeObjects( Vec_Int_t * vPairs ) +{ + int iObj, Type, i; + Vec_Int_t * vObjs = Vec_IntAlloc( 100 ); + Vec_IntForEachEntryDouble( vPairs, iObj, Type, i ) + Vec_IntPush( vObjs, iObj ); + Vec_IntUniqify( vObjs ); + return vObjs; +} +Vec_Wec_t * Abc_NtkComputeObjInfo( Vec_Int_t * vPairs, int nObjs ) +{ + int iObj, Type, i; + Vec_Wec_t * vInfo = Vec_WecStart( nObjs ); + Vec_IntForEachEntryDouble( vPairs, iObj, Type, i ) + Vec_WecPush( vInfo, iObj, Type ); + return vInfo; +} +void Abc_NtkSolveClassesTest( Abc_Ntk_t * pNtk ) +{ + Abc_FinInfo_t * p; + if ( pNtk->vFins == NULL ) + { + printf( "Current network does not have the required info.\n" ); + return; + } + // collect data + p = ABC_CALLOC( Abc_FinInfo_t, 1 ); + p->vPairs = pNtk->vFins; + p->vObjs = Abc_NtkComputeObjects( p->vPairs ); + p->vMap = Abc_NtkComputeObjInfo( p->vPairs, Abc_NtkObjNumMax(pNtk) ); + p->vClasses = Abc_NtkDetectClasses( pNtk, p->vObjs ); + + + // cleanup + Vec_WecFree( p->vClasses ); + Vec_WecFree( p->vMap ); + Vec_IntFree( p->vObjs ); + ABC_FREE( p ); +} + //////////////////////////////////////////////////////////////////////// /// END OF FILE /// //////////////////////////////////////////////////////////////////////// |