diff options
Diffstat (limited to 'src/aig/gia/giaMinLut.c')
| -rw-r--r-- | src/aig/gia/giaMinLut.c | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/src/aig/gia/giaMinLut.c b/src/aig/gia/giaMinLut.c index 13c9a3ce..72f3570b 100644 --- a/src/aig/gia/giaMinLut.c +++ b/src/aig/gia/giaMinLut.c @@ -51,6 +51,145 @@ extern Abc_Ntk_t * Abc_NtkFromAigPhase( Aig_Man_t * pMan ); SeeAlso [] ***********************************************************************/ +Vec_Wec_t * Vec_WrdReadLayerText( char * pFileName, int * pnIns, int * pnOuts ) +{ + char * pThis, pLine[1000]; + Vec_Wec_t * vRes; int iLine; + FILE * pFile = fopen( pFileName, "rb" ); + if ( pFile == NULL ) + { + printf( "Cannot open file \"%s\" for reading.\n", pFileName ); + return NULL; + } + vRes = Vec_WecAlloc(100); + for ( iLine = 0; fgets( pLine, 1000, pFile ); iLine++ ) + { + if ( iLine == 0 ) + { + pThis = strstr( pLine, "[" ); + *pnIns = atoi( pThis+1 ) + 1; + pThis = strstr( pThis+1, "[" ); + *pnOuts = atoi( pThis+1 ) + 1; + } + else + { + Vec_Int_t * vLevel = NULL; + for ( pThis = pLine; (pThis = strstr(pThis, "M0[")); pThis++ ) + { + if ( vLevel == NULL ) + vLevel = Vec_WecPushLevel( vRes ); + Vec_IntPush( vLevel, atoi( pThis+3 ) ); + } + if ( vLevel ) + Vec_IntReverseOrder( vLevel ); + } + } + fclose( pFile ); + //Vec_WecPrint( vRes, 0 ); + return vRes; +} +int Vec_WrdReadTruthTextOne( char * pFileName, int nIns, int nOuts, word * pRes ) +{ + int i, nWords = Abc_TtWordNum( nIns ); + char * pStart, * pBuffer = Extra_FileReadContents( pFileName ); + if ( pBuffer == NULL ) + { + printf( "Cannot read file \"%s\".\n", pFileName ); + return 0; + } + pStart = pBuffer; + for ( i = 0; i < nOuts; i++ ) + { + pStart = strstr( pStart + 1, "0x" ); + if ( !Extra_ReadHex( (unsigned *)(pRes + i*nWords), pStart + 2, nWords*16 ) ) + { + printf( "Cannot read truth table %d (out of %d) in file \"%s\".\n", i, nOuts, pFileName ); + ABC_FREE( pBuffer ); + return 0; + } + } + ABC_FREE( pBuffer ); + return 1; +} +word * Vec_WrdReadTruthText( char * pFileName, int nIns, int nOuts, int nFiles ) +{ + char FileName[1000]; + int i, nWords = Abc_TtWordNum( nIns ); + word * pRes = ABC_CALLOC( word, nOuts*nFiles*nWords ); + for ( i = 0; i < nFiles; i++ ) + { + assert( strlen(pFileName) < 900 ); + strcpy( FileName, pFileName ); + sprintf( FileName + strlen(FileName) - 2, "_N%d.bench", i ); + if ( !Vec_WrdReadTruthTextOne( FileName, nIns, nOuts, pRes + i*nOuts*nWords ) ) + { + ABC_FREE( pRes ); + return NULL; + } + } + return pRes; +} +Gia_Man_t * Vec_WrdReadTest( char * pFileName ) +{ + extern int Gia_ManPerformLNetOpt_rec( Gia_Man_t * pNew, Gia_Man_t * p, Gia_Obj_t * pObj ); + extern Gia_Man_t * Gia_TryPermOptCare( word * pTruths, int nIns, int nOuts, int nWords, int nRounds, int fVerbose ); + Gia_Man_t * pPart, * pNew = NULL; Gia_Obj_t * pObj; + int i, k, nIns, nOuts, iLit; + Vec_Wec_t * vRes = Vec_WrdReadLayerText( pFileName, &nIns, &nOuts ); + int nFiles = vRes ? Vec_WecSize(vRes) : 0; + int nBitsI = vRes ? Vec_WecMaxLevelSize(vRes) : 0; + int nBitsO = vRes ? nOuts / Vec_WecSize(vRes) : 0; + word * pFuncs = vRes ? Vec_WrdReadTruthText( pFileName, nBitsI, nBitsO, Vec_WecSize(vRes) ) : NULL; + Vec_Int_t * vPart, * vLits = Vec_IntAlloc( nOuts ); + if ( vRes == NULL || pFuncs == NULL ) + { + Vec_WecFreeP( &vRes ); + Vec_IntFreeP( &vLits ); + ABC_FREE( pFuncs ); + return NULL; + } + assert( nOuts % Vec_WecSize(vRes) == 0 ); + pNew = Gia_ManStart( 10000 ); + pNew->pName = Abc_UtilStrsav( pFileName ); + pNew->pSpec = NULL; + for ( i = 0; i < nIns; i++ ) + Gia_ManAppendCi(pNew); + Gia_ManHashStart( pNew ); + Vec_WecForEachLevel( vRes, vPart, i ) + { + assert( Vec_IntSize(vPart) <= nBitsI ); + pPart = Gia_TryPermOptCare( pFuncs + i * nBitsO, nBitsI, nBitsO, Abc_TtWordNum(nBitsI), 10, 0 ); + Gia_ManFillValue( pPart ); + Gia_ManConst0(pPart)->Value = 0; + Gia_ManForEachCi( pPart, pObj, k ) + pObj->Value = Abc_Var2Lit( 1+Vec_IntEntry(vPart, k), 0 ); + Gia_ManForEachCo( pPart, pObj, k ) + { + Gia_ManPerformLNetOpt_rec( pNew, pPart, Gia_ObjFanin0(pObj) ); + Vec_IntPush( vLits, Gia_ObjFanin0Copy(pObj) ); + } + Gia_ManStop( pPart ); + } + Gia_ManHashStop( pNew ); + Vec_IntForEachEntry( vLits, iLit, i ) + Gia_ManAppendCo( pNew, iLit ); + ABC_FREE( pFuncs ); + Vec_WecFree( vRes ); + Vec_IntFree( vLits ); + return pNew; +} + +/**Function************************************************************* + + Synopsis [] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ void Vec_WrdReadText( char * pFileName, Vec_Wrd_t ** pvSimI, Vec_Wrd_t ** pvSimO, int nIns, int nOuts ) { int i, nSize, iLine, nLines, nWords; |