diff options
Diffstat (limited to 'src/base/wlc/wlcBlast.c')
-rw-r--r-- | src/base/wlc/wlcBlast.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/src/base/wlc/wlcBlast.c b/src/base/wlc/wlcBlast.c index aec80a2c..8ff8d287 100644 --- a/src/base/wlc/wlcBlast.c +++ b/src/base/wlc/wlcBlast.c @@ -2490,6 +2490,98 @@ Gia_Man_t * Wlc_NtkBitBlast( Wlc_Ntk_t * p, Wlc_BstPar_t * pParIn ) return pNew; } + +/**Function************************************************************* + + Synopsis [] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +float * Extra_FileReadFloat( FILE * pFile, int * pnFileSize ) +{ + float * pBuffer; + int RetValue, nFileSize; + fseek( pFile, 0, SEEK_END ); + nFileSize = *pnFileSize = ftell( pFile ); + rewind( pFile ); + assert( nFileSize%4 == 0 ); + pBuffer = ABC_CALLOC( float, nFileSize/4 ); + RetValue = fread( pBuffer, nFileSize, 1, pFile ); + return pBuffer; +} +float * Extra_FileReadFloatContents( char * pFileName, int * pnFileSize ) +{ + FILE * pFile; + float * pBuffer; + pFile = fopen( pFileName, "rb" ); + pBuffer = pFile ? Extra_FileReadFloat( pFile, pnFileSize ) : NULL; + if ( pFile ) fclose( pFile ); + return pBuffer; +} +static inline int Extra_FixedFound( int Value, int Fixed ) +{ + Value += 1 << (Fixed-1); + Value >>= Fixed; + return Value; +} +static inline int Extra_ConvertFloat8( float Value ) +{ + return Extra_FixedFound( (int)(Value * (1 << 16)), 8 ); +} +Gia_Man_t * Wlc_BlastArray( char * pFileName ) +{ + int nFileSize = 0; + float * pBuffer = Extra_FileReadFloatContents( pFileName, &nFileSize ); + int i, v, Value, nInputs = nFileSize/4 - 1; + Vec_Int_t * vArg0 = Vec_IntAlloc( 100 ); + Vec_Int_t * vArg1 = Vec_IntAlloc( 100 ); + Vec_Int_t * vTemp = Vec_IntAlloc( 100 ); + Vec_Int_t * vRes = Vec_IntAlloc( 100 ); + Vec_Int_t * vSum = Vec_IntAlloc( 100 ); + Gia_Man_t * pTemp, * pNew = Gia_ManStart( 10000 ); + pNew->pName = Abc_UtilStrsav( "blast" ); + Gia_ManHashAlloc( pNew ); + for ( i = 0; i < 8*nInputs; i++ ) + Gia_ManAppendCi(pNew); + + Value = (Extra_ConvertFloat8(pBuffer[0]) << 8) | (1 << 7); + for ( v = 0; v < 20; v++ ) + Vec_IntPush( vSum, (Value >> v) & 1 ); + + for ( i = 0; i < nInputs; i++ ) + { + Value = Extra_ConvertFloat8( pBuffer[1+i] ); + + Vec_IntClear( vArg0 ); + for ( v = 0; v < 8; v++ ) + Vec_IntPush( vArg0, Gia_ManCiLit(pNew, 8*i+v) ); + + Vec_IntClear( vArg1 ); + for ( v = 0; v < 12; v++ ) + Vec_IntPush( vArg1, (Value >> v) & 1 ); + + Wlc_BlastMultiplier( pNew, Vec_IntArray(vArg0), Vec_IntArray(vArg1), 8, 12, vTemp, vRes, 1 ); + Wlc_BlastAdder( pNew, Vec_IntArray(vSum), Vec_IntArray(vRes), 20, 0 ); + } + ABC_FREE( pBuffer ); + for ( v = 8; v < 16; v++ ) + Gia_ManAppendCo( pNew, Vec_IntEntry(vSum, v) ); + Vec_IntFree( vArg0 ); + Vec_IntFree( vArg1 ); + Vec_IntFree( vTemp ); + Vec_IntFree( vRes ); + Vec_IntFree( vSum ); + + pNew = Gia_ManCleanup( pTemp = pNew ); + Gia_ManStop( pTemp ); + return pNew; +} + //////////////////////////////////////////////////////////////////////// /// END OF FILE /// //////////////////////////////////////////////////////////////////////// |