int Mio_UpdateGenlib2( Vec_Str_t * vStr, Vec_Str_t * vStr2, char * pFileName, int fVerbose ) { Mio_Library_t * pLib; // set the new network pLib = Mio_LibraryRead( pFileName, Vec_StrArray(vStr), NULL, fVerbose ); if ( pLib == NULL ) return 0; // free the current superlib because it depends on the old Mio library if ( Abc_FrameReadLibSuper() ) { Map_SuperLibFree( (Map_SuperLib_t *)Abc_FrameReadLibSuper() ); Abc_FrameSetLibSuper( NULL ); } // replace the current library Mio_LibraryDelete( (Mio_Library_t *)Abc_FrameReadLibGen() ); Abc_FrameSetLibGen( pLib ); // set the new network pLib = (Mio_Library_t *)Amap_LibReadAndPrepare( pFileName, Vec_StrArray(vStr2), 0, 0 ); if ( pLib == NULL ) return 0; // replace the current library Amap_LibFree( (Amap_Lib_t *)Abc_FrameReadLibGen2() ); Abc_FrameSetLibGen2( pLib ); return 1; }
SC_Lib * Abc_SclReadFromFile( char * pFileName ) { SC_Lib * p; FILE * pFile; Vec_Str_t * vOut; int nFileSize; pFile = fopen( pFileName, "rb" ); if ( pFile == NULL ) { printf( "Cannot open file \"%s\" for reading.\n", pFileName ); return NULL; } // get the file size, in bytes fseek( pFile, 0, SEEK_END ); nFileSize = ftell( pFile ); rewind( pFile ); // load the contents vOut = Vec_StrAlloc( nFileSize ); vOut->nSize = vOut->nCap; assert( nFileSize == Vec_StrSize(vOut) ); nFileSize = fread( Vec_StrArray(vOut), 1, Vec_StrSize(vOut), pFile ); assert( nFileSize == Vec_StrSize(vOut) ); fclose( pFile ); // read the library p = Abc_SclReadFromStr( vOut ); p->pFileName = Abc_UtilStrsav( pFileName ); Abc_SclLibNormalize( p ); Vec_StrFree( vOut ); return p; }
SC_Lib * Abc_SclRead( char * pFileName ) { SC_Lib * p; FILE * pFile; Vec_Str_t * vOut; int nFileSize, Pos = 0; pFile = fopen( pFileName, "rb" ); if ( pFile == NULL ) { printf( "Cannot open file \"%s\" for reading.\n", pFileName ); return NULL; } // get the file size, in bytes fseek( pFile, 0, SEEK_END ); nFileSize = ftell( pFile ); rewind( pFile ); // load the contents vOut = Vec_StrAlloc( nFileSize ); vOut->nSize = vOut->nCap; assert( nFileSize == Vec_StrSize(vOut) ); nFileSize = fread( Vec_StrArray(vOut), 1, Vec_StrSize(vOut), pFile ); assert( nFileSize == Vec_StrSize(vOut) ); fclose( pFile ); // read the library p = Abc_SclLibAlloc(); Abc_SclReadLibrary( vOut, &Pos, p ); assert( Pos == Vec_StrSize(vOut) ); Vec_StrFree( vOut ); // hash gates by name Abc_SclHashCells( p ); Abc_SclLinkCells( p ); return p; }
/**Function************************************************************* Synopsis [Expands cubes against the offset given as an AIG.] Description [] SideEffects [] SeeAlso [] ***********************************************************************/ int Abc_ObjExpandCubesTry( Vec_Str_t * vSop, sat_solver * pSat, Vec_Int_t * vVars ) { extern int Bmc_CollapseExpandRound( sat_solver * pSat, sat_solver * pSatOn, Vec_Int_t * vLits, Vec_Int_t * vNums, Vec_Int_t * vTemp, int nBTLimit, int fCanon, int fOnOffSetLit ); char * pCube, * pSop = Vec_StrArray(vSop); int nCubes = Abc_SopGetCubeNum(pSop); int nVars = Abc_SopGetVarNum(pSop); Vec_Int_t * vLits = Vec_IntAlloc( nVars ); Vec_Int_t * vTemp = Vec_IntAlloc( nVars ); assert( nVars == Vec_IntSize(vVars) ); assert( Vec_StrSize(vSop) == nCubes * (nVars + 3) + 1 ); Bmc_SopForEachCube( pSop, nVars, pCube ) { int k, Entry; // collect literals and clean cube Vec_IntFill( vLits, nVars, -1 ); for ( k = 0; k < nVars; k++ ) { if ( pCube[k] == '-' ) continue; Vec_IntWriteEntry( vLits, k, Abc_Var2Lit(Vec_IntEntry(vVars, k), pCube[k] == '0') ); pCube[k] = '-'; } // expand cube Bmc_CollapseExpandRound( pSat, NULL, vLits, NULL, vTemp, 0, 0, -1 ); // insert literals Vec_IntForEachEntry( vLits, Entry, k ) if ( Entry != -1 ) pCube[k] = '1' - Abc_LitIsCompl(Entry); }
/**Function************************************************************* Synopsis [] Description [] SideEffects [] SeeAlso [] ***********************************************************************/ Abc_Ntk_t * Wlc_NtkGetInv( Wlc_Ntk_t * pNtk, Vec_Int_t * vInv, Vec_Str_t * vSop, int fVerbose ) { Wlc_Obj_t * pObj; int i, k, nNum, nRange, nBits = 0; Abc_Ntk_t * pMainNtk = NULL; Abc_Obj_t * pMainObj, * pMainTemp; char Buffer[5000]; // start the network pMainNtk = Abc_NtkAlloc( ABC_NTK_LOGIC, ABC_FUNC_SOP, 1 ); // duplicate the name and the spec pMainNtk->pName = Extra_UtilStrsav(pNtk->pName); // create primary inputs Wlc_NtkForEachCi( pNtk, pObj, i ) { if ( pObj->Type != WLC_OBJ_FO ) continue; nRange = Wlc_ObjRange(pObj); for ( k = 0; k < nRange; k++ ) { nNum = Vec_IntEntry(vInv, nBits + k); if ( nNum ) break; } if ( k == nRange ) { nBits += nRange; continue; } //printf( "%s[%d:%d] : ", Wlc_ObjName(pNtk, Wlc_ObjId(pNtk, pObj)), pObj->End, pObj->Beg ); for ( k = 0; k < nRange; k++ ) { nNum = Vec_IntEntry( vInv, nBits + k ); if ( nNum == 0 ) continue; //printf( " [%d] -> %d", k, nNum ); pMainObj = Abc_NtkCreatePi( pMainNtk ); sprintf( Buffer, "%s[%d]", Wlc_ObjName(pNtk, Wlc_ObjId(pNtk, pObj)), k ); Abc_ObjAssignName( pMainObj, Buffer, NULL ); } //printf( "\n"); nBits += nRange; } //printf( "%d %d\n", Vec_IntSize(vInv), nBits ); assert( Vec_IntSize(vInv) == nBits ); // create node pMainObj = Abc_NtkCreateNode( pMainNtk ); Abc_NtkForEachPi( pMainNtk, pMainTemp, i ) Abc_ObjAddFanin( pMainObj, pMainTemp ); pMainObj->pData = Abc_SopRegister( (Mem_Flex_t *)pMainNtk->pManFunc, Vec_StrArray(vSop) ); // create PO pMainTemp = Abc_NtkCreatePo( pMainNtk ); Abc_ObjAddFanin( pMainTemp, pMainObj ); Abc_ObjAssignName( pMainTemp, "inv", NULL ); return pMainNtk; }
/**Function************************************************************* Synopsis [] Description [] SideEffects [] SeeAlso [] ***********************************************************************/ Abc_Ntk_t * Io_ReadBenchNetwork( Extra_FileReader_t * p ) { ProgressBar * pProgress; Vec_Ptr_t * vTokens; Abc_Ntk_t * pNtk; Abc_Obj_t * pNode, * pNet; Vec_Str_t * vString; unsigned uTruth[8]; char * pType, ** ppNames, * pString; int iLine, nNames, nDigits, fLutsPresent = 0; // allocate the empty network pNtk = Abc_NtkStartRead( Extra_FileReaderGetFileName(p) ); // go through the lines of the file vString = Vec_StrAlloc( 100 ); pProgress = Extra_ProgressBarStart( stdout, Extra_FileReaderGetFileSize(p) ); for ( iLine = 0; (vTokens = (Vec_Ptr_t *)Extra_FileReaderGetTokens(p)); iLine++ ) { Extra_ProgressBarUpdate( pProgress, Extra_FileReaderGetCurPosition(p), NULL ); if ( vTokens->nSize == 1 ) { printf( "%s: Wrong input file format.\n", Extra_FileReaderGetFileName(p) ); Vec_StrFree( vString ); Abc_NtkDelete( pNtk ); return NULL; } // get the type of the line if ( strncmp( (char *)vTokens->pArray[0], "INPUT", 5 ) == 0 ) Io_ReadCreatePi( pNtk, (char *)vTokens->pArray[1] ); else if ( strncmp( (char *)vTokens->pArray[0], "OUTPUT", 5 ) == 0 ) Io_ReadCreatePo( pNtk, (char *)vTokens->pArray[1] ); else { // get the node name and the node type pType = (char *)vTokens->pArray[1]; if ( strncmp(pType, "DFF", 3) == 0 ) // works for both DFF and DFFRSE { pNode = Io_ReadCreateLatch( pNtk, (char *)vTokens->pArray[2], (char *)vTokens->pArray[0] ); // Abc_LatchSetInit0( pNode ); if ( pType[3] == '0' ) Abc_LatchSetInit0( pNode ); else if ( pType[3] == '1' ) Abc_LatchSetInit1( pNode ); else Abc_LatchSetInitDc( pNode ); } else if ( strcmp(pType, "LUT") == 0 ) { fLutsPresent = 1; ppNames = (char **)vTokens->pArray + 3; nNames = vTokens->nSize - 3; // check the number of inputs if ( nNames > 8 ) { printf( "%s: Currently cannot read truth tables with more than 8 inputs (%d).\n", Extra_FileReaderGetFileName(p), nNames ); Vec_StrFree( vString ); Abc_NtkDelete( pNtk ); return NULL; } // get the hex string pString = (char *)vTokens->pArray[2]; if ( strncmp( pString, "0x", 2 ) ) { printf( "%s: The LUT signature (%s) does not look like a hexadecimal beginning with \"0x\".\n", Extra_FileReaderGetFileName(p), pString ); Vec_StrFree( vString ); Abc_NtkDelete( pNtk ); return NULL; } pString += 2; // pad the string with zero's if needed nDigits = (1 << nNames) / 4; if ( nDigits == 0 ) nDigits = 1; if ( strlen(pString) < (unsigned)nDigits ) { Vec_StrFill( vString, nDigits - strlen(pString), '0' ); Vec_StrPrintStr( vString, pString ); Vec_StrPush( vString, 0 ); pString = Vec_StrArray( vString ); } // read the hex number from the string if ( !Extra_ReadHexadecimal( uTruth, pString, nNames ) ) { printf( "%s: Reading hexadecimal number (%s) has failed.\n", Extra_FileReaderGetFileName(p), pString ); Vec_StrFree( vString ); Abc_NtkDelete( pNtk ); return NULL; } // check if the node is a constant node if ( Extra_TruthIsConst0(uTruth, nNames) ) { pNode = Io_ReadCreateNode( pNtk, (char *)vTokens->pArray[0], ppNames, 0 ); Abc_ObjSetData( pNode, Abc_SopRegister( (Mem_Flex_t *)pNtk->pManFunc, " 0\n" ) ); } else if ( Extra_TruthIsConst1(uTruth, nNames) ) { pNode = Io_ReadCreateNode( pNtk, (char *)vTokens->pArray[0], ppNames, 0 ); Abc_ObjSetData( pNode, Abc_SopRegister( (Mem_Flex_t *)pNtk->pManFunc, " 1\n" ) ); } else { // create the node pNode = Io_ReadCreateNode( pNtk, (char *)vTokens->pArray[0], ppNames, nNames ); assert( nNames > 0 ); if ( nNames > 1 ) Abc_ObjSetData( pNode, Abc_SopCreateFromTruth((Mem_Flex_t *)pNtk->pManFunc, nNames, uTruth) ); else if ( pString[0] == '2' ) Abc_ObjSetData( pNode, Abc_SopCreateBuf((Mem_Flex_t *)pNtk->pManFunc) ); else if ( pString[0] == '1' ) Abc_ObjSetData( pNode, Abc_SopCreateInv((Mem_Flex_t *)pNtk->pManFunc) ); else { printf( "%s: Reading truth table (%s) of single-input node has failed.\n", Extra_FileReaderGetFileName(p), pString ); Vec_StrFree( vString ); Abc_NtkDelete( pNtk ); return NULL; } } } else { // create a new node and add it to the network ppNames = (char **)vTokens->pArray + 2; nNames = vTokens->nSize - 2; pNode = Io_ReadCreateNode( pNtk, (char *)vTokens->pArray[0], ppNames, nNames ); // assign the cover if ( strcmp(pType, "AND") == 0 ) Abc_ObjSetData( pNode, Abc_SopCreateAnd((Mem_Flex_t *)pNtk->pManFunc, nNames, NULL) ); else if ( strcmp(pType, "OR") == 0 ) Abc_ObjSetData( pNode, Abc_SopCreateOr((Mem_Flex_t *)pNtk->pManFunc, nNames, NULL) ); else if ( strcmp(pType, "NAND") == 0 ) Abc_ObjSetData( pNode, Abc_SopCreateNand((Mem_Flex_t *)pNtk->pManFunc, nNames) ); else if ( strcmp(pType, "NOR") == 0 ) Abc_ObjSetData( pNode, Abc_SopCreateNor((Mem_Flex_t *)pNtk->pManFunc, nNames) ); else if ( strcmp(pType, "XOR") == 0 ) Abc_ObjSetData( pNode, Abc_SopCreateXor((Mem_Flex_t *)pNtk->pManFunc, nNames) ); else if ( strcmp(pType, "NXOR") == 0 || strcmp(pType, "XNOR") == 0 ) Abc_ObjSetData( pNode, Abc_SopCreateNxor((Mem_Flex_t *)pNtk->pManFunc, nNames) ); else if ( strncmp(pType, "BUF", 3) == 0 ) Abc_ObjSetData( pNode, Abc_SopCreateBuf((Mem_Flex_t *)pNtk->pManFunc) ); else if ( strcmp(pType, "NOT") == 0 ) Abc_ObjSetData( pNode, Abc_SopCreateInv((Mem_Flex_t *)pNtk->pManFunc) ); else if ( strncmp(pType, "MUX", 3) == 0 ) // Abc_ObjSetData( pNode, Abc_SopRegister(pNtk->pManFunc, "1-0 1\n-11 1\n") ); Abc_ObjSetData( pNode, Abc_SopRegister((Mem_Flex_t *)pNtk->pManFunc, "0-1 1\n11- 1\n") ); else if ( strncmp(pType, "gnd", 3) == 0 ) Abc_ObjSetData( pNode, Abc_SopRegister( (Mem_Flex_t *)pNtk->pManFunc, " 0\n" ) ); else if ( strncmp(pType, "vdd", 3) == 0 ) Abc_ObjSetData( pNode, Abc_SopRegister( (Mem_Flex_t *)pNtk->pManFunc, " 1\n" ) ); else { printf( "Io_ReadBenchNetwork(): Cannot determine gate type \"%s\" in line %d.\n", pType, Extra_FileReaderGetLineNumber(p, 0) ); Vec_StrFree( vString ); Abc_NtkDelete( pNtk ); return NULL; } } } } Extra_ProgressBarStop( pProgress ); Vec_StrFree( vString ); // check if constant 0 is present if ( (pNet = Abc_NtkFindNet( pNtk, "gnd" )) ) { if ( Abc_ObjFaninNum(pNet) == 0 ) Io_ReadCreateConst( pNtk, "gnd", 0 ); } if ( (pNet = Abc_NtkFindNet( pNtk, "1" )) ) { if ( Abc_ObjFaninNum(pNet) == 0 ) { printf( "Io_ReadBenchNetwork(): Adding constant 0 fanin to non-driven net \"1\".\n" ); Io_ReadCreateConst( pNtk, "1", 0 ); } } // check if constant 1 is present if ( (pNet = Abc_NtkFindNet( pNtk, "vdd" )) ) { if ( Abc_ObjFaninNum(pNet) == 0 ) Io_ReadCreateConst( pNtk, "vdd", 1 ); } if ( (pNet = Abc_NtkFindNet( pNtk, "2" )) ) { if ( Abc_ObjFaninNum(pNet) == 0 ) { printf( "Io_ReadBenchNetwork(): Adding constant 1 fanin to non-driven net \"2\".\n" ); Io_ReadCreateConst( pNtk, "2", 1 ); } } Abc_NtkFinalizeRead( pNtk ); // if LUTs are present, collapse the truth tables into cubes if ( fLutsPresent ) { if ( !Abc_NtkToBdd(pNtk) ) { printf( "Io_ReadBenchNetwork(): Converting to BDD has failed.\n" ); Abc_NtkDelete( pNtk ); return NULL; } if ( !Abc_NtkToSop(pNtk, 0) ) { printf( "Io_ReadBenchNetwork(): Converting to SOP has failed.\n" ); Abc_NtkDelete( pNtk ); return NULL; } } return pNtk; }
ABC_NAMESPACE_IMPL_START //////////////////////////////////////////////////////////////////////// /// DECLARATIONS /// //////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////// /// FUNCTION DEFINITIONS /// //////////////////////////////////////////////////////////////////////// /**Function************************************************************* Synopsis [Reorder fanins of the network.] Description [] SideEffects [] SeeAlso [] ***********************************************************************/ void Abc_NtkOrderFaninsById( Abc_Ntk_t * pNtk ) { Vec_Int_t * vOrder; Vec_Str_t * vStore; Abc_Obj_t * pNode; char * pSop, * pSopNew; char * pCube, * pCubeNew; int nVars, i, v, * pOrder; assert( Abc_NtkHasSop(pNtk) ); vOrder = Vec_IntAlloc( 100 ); vStore = Vec_StrAlloc( 100 ); Abc_NtkForEachNode( pNtk, pNode, i ) { pSop = (char *)pNode->pData; nVars = Abc_SopGetVarNum(pSop); assert( nVars == Abc_ObjFaninNum(pNode) ); Vec_IntClear( vOrder ); for ( v = 0; v < nVars; v++ ) Vec_IntPush( vOrder, v ); pOrder = Vec_IntArray(vOrder); Vec_IntSelectSortCost( pOrder, nVars, &pNode->vFanins ); // copy the cover Vec_StrGrow( vStore, Abc_SopGetCubeNum(pSop) * (nVars + 3) + 1 ); memcpy( Vec_StrArray(vStore), pSop, Abc_SopGetCubeNum(pSop) * (nVars + 3) + 1 ); pSopNew = pCubeNew = pSop; pSop = Vec_StrArray(vStore); // generate permuted one Abc_SopForEachCube( pSop, nVars, pCube ) { for ( v = 0; v < nVars; v++ ) pCubeNew[v] = '-'; for ( v = 0; v < nVars; v++ ) if ( pCube[pOrder[v]] == '0' ) pCubeNew[v] = '0'; else if ( pCube[pOrder[v]] == '1' ) pCubeNew[v] = '1'; pCubeNew += nVars + 3; } pNode->pData = pSopNew; Vec_IntSort( &pNode->vFanins, 0 ); // Vec_IntPrint( vOrder ); }