diff options
Diffstat (limited to 'src/base/io/ioReadBlif.c')
| -rw-r--r-- | src/base/io/ioReadBlif.c | 772 |
1 files changed, 197 insertions, 575 deletions
diff --git a/src/base/io/ioReadBlif.c b/src/base/io/ioReadBlif.c index d0750178..946de42b 100644 --- a/src/base/io/ioReadBlif.c +++ b/src/base/io/ioReadBlif.c @@ -33,47 +33,42 @@ struct Io_ReadBlif_t_ char * pFileName; // the name of the file Extra_FileReader_t * pReader; // the input file reader // current processing info - Abc_Ntk_t * pNtkMaster; // the primary network - Abc_Ntk_t * pNtkCur; // the primary network + Abc_Ntk_t * pNtk; // the primary network + Abc_Ntk_t * pNtkExdc; // the exdc network + int fParsingExdc; // this flag is on, when we are parsing EXDC network int LineCur; // the line currently parsed // temporary storage for tokens - Vec_Ptr_t * vTokens; // the current tokens Vec_Ptr_t * vNewTokens; // the temporary storage for the tokens Vec_Str_t * vCubes; // the temporary storage for the tokens // the error message FILE * Output; // the output stream char sError[1000]; // the error string generated during parsing - int fError; // set to 1 when error occurs }; static Io_ReadBlif_t * Io_ReadBlifFile( char * pFileName ); static void Io_ReadBlifFree( Io_ReadBlif_t * p ); static void Io_ReadBlifPrintErrorMessage( Io_ReadBlif_t * p ); static Vec_Ptr_t * Io_ReadBlifGetTokens( Io_ReadBlif_t * p ); +static Abc_Ntk_t * Io_ReadBlifNetwork( Io_ReadBlif_t * p ); static char * Io_ReadBlifCleanName( char * pName ); -static Abc_Ntk_t * Io_ReadBlifNetwork( Io_ReadBlif_t * p ); -static Abc_Ntk_t * Io_ReadBlifNetworkOne( Io_ReadBlif_t * p ); static int Io_ReadBlifNetworkInputs( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ); static int Io_ReadBlifNetworkOutputs( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ); -static int Io_ReadBlifNetworkAsserts( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ); static int Io_ReadBlifNetworkLatch( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ); static int Io_ReadBlifNetworkNames( Io_ReadBlif_t * p, Vec_Ptr_t ** pvTokens ); static int Io_ReadBlifNetworkGate( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ); -static int Io_ReadBlifNetworkSubcircuit( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ); static int Io_ReadBlifNetworkInputArrival( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ); static int Io_ReadBlifNetworkDefaultInputArrival( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ); -static int Io_ReadBlifNetworkConnectBoxes( Io_ReadBlif_t * p, Abc_Ntk_t * pNtkMaster ); //////////////////////////////////////////////////////////////////////// -/// FUNCTION DEFINITIONS /// +/// FUNCTION DEFITIONS /// //////////////////////////////////////////////////////////////////////// /**Function************************************************************* - Synopsis [Reads the (hierarchical) network from the BLIF file.] + Synopsis [Reads the network from a BLIF file.] - Description [] + Description [Works only for flat (non-hierarchical) BLIF.] SideEffects [] @@ -83,22 +78,34 @@ static int Io_ReadBlifNetworkConnectBoxes( Io_ReadBlif_t * p, Abc_Ntk_t * pNtkMa Abc_Ntk_t * Io_ReadBlif( char * pFileName, int fCheck ) { Io_ReadBlif_t * p; - Abc_Ntk_t * pNtk; + Abc_Ntk_t * pNtk, * pNtkExdc; // start the file p = Io_ReadBlifFile( pFileName ); if ( p == NULL ) return NULL; - // read the hierarchical network + // read the network pNtk = Io_ReadBlifNetwork( p ); if ( pNtk == NULL ) { Io_ReadBlifFree( p ); return NULL; } - pNtk->pSpec = Extra_UtilStrsav( pFileName ); Abc_NtkTimeInitialize( pNtk ); + + // read the EXDC network + if ( p->fParsingExdc ) + { + pNtkExdc = Io_ReadBlifNetwork( p ); + if ( pNtkExdc == NULL ) + { + Abc_NtkDelete( pNtk ); + Io_ReadBlifFree( p ); + return NULL; + } + pNtk->pExdc = pNtkExdc; + } Io_ReadBlifFree( p ); // make sure that everything is okay with the network structure @@ -113,7 +120,7 @@ Abc_Ntk_t * Io_ReadBlif( char * pFileName, int fCheck ) /**Function************************************************************* - Synopsis [Iteratively reads several networks in the hierarchical design.] + Synopsis [Starts the reading data structure.] Description [] @@ -122,80 +129,140 @@ Abc_Ntk_t * Io_ReadBlif( char * pFileName, int fCheck ) SeeAlso [] ***********************************************************************/ -Abc_Ntk_t * Io_ReadBlifNetwork( Io_ReadBlif_t * p ) +Io_ReadBlif_t * Io_ReadBlifFile( char * pFileName ) { - Abc_Ntk_t * pNtk, * pNtkMaster; + Extra_FileReader_t * pReader; + Io_ReadBlif_t * p; - // read the name of the master network - p->vTokens = Io_ReadBlifGetTokens(p); - if ( p->vTokens == NULL || strcmp( p->vTokens->pArray[0], ".model" ) ) - { - p->LineCur = 0; - sprintf( p->sError, "Wrong input file format." ); - Io_ReadBlifPrintErrorMessage( p ); + // start the reader + pReader = Extra_FileReaderAlloc( pFileName, "#", "\n", " \t\r" ); + if ( pReader == NULL ) return NULL; - } - // read networks (with EXDC) - pNtkMaster = NULL; - while ( p->vTokens ) + // start the reading data structure + p = ALLOC( Io_ReadBlif_t, 1 ); + memset( p, 0, sizeof(Io_ReadBlif_t) ); + p->pFileName = pFileName; + p->pReader = pReader; + p->Output = stdout; + p->vNewTokens = Vec_PtrAlloc( 100 ); + p->vCubes = Vec_StrAlloc( 100 ); + return p; +} + +/**Function************************************************************* + + Synopsis [Frees the data structure.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Io_ReadBlifFree( Io_ReadBlif_t * p ) +{ + Extra_FileReaderFree( p->pReader ); + Vec_PtrFree( p->vNewTokens ); + Vec_StrFree( p->vCubes ); + free( p ); +} + +/**Function************************************************************* + + Synopsis [Prints the error message including the file name and line number.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Io_ReadBlifPrintErrorMessage( Io_ReadBlif_t * p ) +{ + if ( p->LineCur == 0 ) // the line number is not given + fprintf( p->Output, "%s: %s\n", p->pFileName, p->sError ); + else // print the error message with the line number + fprintf( p->Output, "%s (line %d): %s\n", p->pFileName, p->LineCur, p->sError ); +} + +/**Function************************************************************* + + Synopsis [Gets the tokens taking into account the line breaks.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +Vec_Ptr_t * Io_ReadBlifGetTokens( Io_ReadBlif_t * p ) +{ + Vec_Ptr_t * vTokens; + char * pLastToken; + int i; + + // get rid of the old tokens + if ( p->vNewTokens->nSize > 0 ) { - // read the network and its EXDC if present - pNtk = Io_ReadBlifNetworkOne( p ); - if ( pNtk == NULL ) - break; - if ( p->vTokens && strcmp(p->vTokens->pArray[0], ".exdc") == 0 ) - { - pNtk->pExdc = Io_ReadBlifNetworkOne( p ); - Abc_NtkFinalizeRead( pNtk->pExdc ); - if ( pNtk->pExdc == NULL ) - break; - } - // add this network as part of the hierarchy - if ( pNtkMaster == NULL ) // no master network so far - { - p->pNtkMaster = pNtkMaster = pNtk; - continue; - } -/* - // make sure hierarchy does not have the network with this name - if ( pNtkMaster->tName2Model && stmm_is_member( pNtkMaster->tName2Model, pNtk->pName ) ) - { - p->LineCur = 0; - sprintf( p->sError, "Model %s is multiply defined in the file.", pNtk->pName ); - Io_ReadBlifPrintErrorMessage( p ); - Abc_NtkDelete( pNtk ); - Abc_NtkDelete( pNtkMaster ); - pNtkMaster = NULL; - return NULL; - } - // add the network to the hierarchy - if ( pNtkMaster->tName2Model == NULL ) - pNtkMaster->tName2Model = stmm_init_table(strcmp, stmm_strhash); - stmm_insert( pNtkMaster->tName2Model, pNtk->pName, (char *)pNtk ); -*/ + for ( i = 0; i < p->vNewTokens->nSize; i++ ) + free( p->vNewTokens->pArray[i] ); + p->vNewTokens->nSize = 0; } -/* - // if there is a hierarchy, connect the boxes - if ( pNtkMaster && pNtkMaster->tName2Model ) + + // get the new tokens + vTokens = Extra_FileReaderGetTokens(p->pReader); + if ( vTokens == NULL ) + return vTokens; + + // check if there is a transfer to another line + pLastToken = vTokens->pArray[vTokens->nSize - 1]; + if ( pLastToken[ strlen(pLastToken)-1 ] != '\\' ) + return vTokens; + + // remove the slash + pLastToken[ strlen(pLastToken)-1 ] = 0; + if ( pLastToken[0] == 0 ) + vTokens->nSize--; + // load them into the new array + for ( i = 0; i < vTokens->nSize; i++ ) + Vec_PtrPush( p->vNewTokens, util_strsav(vTokens->pArray[i]) ); + + // load as long as there is the line break + while ( 1 ) { - if ( Io_ReadBlifNetworkConnectBoxes( p, pNtkMaster ) ) + // get the new tokens + vTokens = Extra_FileReaderGetTokens(p->pReader); + if ( vTokens->nSize == 0 ) + return p->vNewTokens; + // check if there is a transfer to another line + pLastToken = vTokens->pArray[vTokens->nSize - 1]; + if ( pLastToken[ strlen(pLastToken)-1 ] == '\\' ) { - Abc_NtkDelete( pNtkMaster ); - return NULL; + // remove the slash + pLastToken[ strlen(pLastToken)-1 ] = 0; + if ( pLastToken[0] == 0 ) + vTokens->nSize--; + // load them into the new array + for ( i = 0; i < vTokens->nSize; i++ ) + Vec_PtrPush( p->vNewTokens, util_strsav(vTokens->pArray[i]) ); + continue; } + // otherwise, load them and break + for ( i = 0; i < vTokens->nSize; i++ ) + Vec_PtrPush( p->vNewTokens, util_strsav(vTokens->pArray[i]) ); + break; } - else -*/ - if ( !p->fError ) - Abc_NtkFinalizeRead( pNtkMaster ); - // return the master network - return pNtkMaster; + return p->vNewTokens; } + /**Function************************************************************* - Synopsis [Reads one (main or exdc) network from the BLIF file.] + Synopsis [Reads the BLIF file.] Description [] @@ -204,89 +271,74 @@ Abc_Ntk_t * Io_ReadBlifNetwork( Io_ReadBlif_t * p ) SeeAlso [] ***********************************************************************/ -Abc_Ntk_t * Io_ReadBlifNetworkOne( Io_ReadBlif_t * p ) +Abc_Ntk_t * Io_ReadBlifNetwork( Io_ReadBlif_t * p ) { ProgressBar * pProgress; - Abc_Ntk_t * pNtk; - char * pDirective; + Vec_Ptr_t * vTokens; + char * pModelName, * pDirective; int iLine, fTokensReady, fStatus; - // make sure the tokens are present - assert( p->vTokens != NULL ); - - // create the new network - p->pNtkCur = pNtk = Abc_NtkAlloc( ABC_NTK_NETLIST, ABC_FUNC_SOP, 1 ); // read the model name - if ( strcmp( p->vTokens->pArray[0], ".model" ) == 0 ) - pNtk->pName = Extra_UtilStrsav( p->vTokens->pArray[1] ); - else if ( strcmp( p->vTokens->pArray[0], ".exdc" ) != 0 ) + if ( !p->fParsingExdc ) { - printf( "%s: File parsing skipped after line %d (\"%s\").\n", p->pFileName, - Extra_FileReaderGetLineNumber(p->pReader, 0), p->vTokens->pArray[0] ); - Abc_NtkDelete(pNtk); - p->pNtkCur = NULL; - return NULL; + // read the model name + vTokens = Io_ReadBlifGetTokens(p); + if ( vTokens == NULL || strcmp( vTokens->pArray[0], ".model" ) ) + { + p->LineCur = 0; + sprintf( p->sError, "Wrong input file format." ); + Io_ReadBlifPrintErrorMessage( p ); + return NULL; + } + pModelName = vTokens->pArray[1]; + // allocate the empty network + p->pNtk = Abc_NtkAlloc( ABC_TYPE_NETLIST, ABC_FUNC_SOP ); + p->pNtk->pName = util_strsav( pModelName ); + p->pNtk->pSpec = util_strsav( p->pFileName ); } + else + p->pNtk = Abc_NtkAlloc( ABC_TYPE_NETLIST, ABC_FUNC_SOP ); // read the inputs/outputs - if ( p->pNtkMaster == NULL ) pProgress = Extra_ProgressBarStart( stdout, Extra_FileReaderGetFileSize(p->pReader) ); fTokensReady = fStatus = 0; - for ( iLine = 0; fTokensReady || (p->vTokens = Io_ReadBlifGetTokens(p)); iLine++ ) + for ( iLine = 0; fTokensReady || (vTokens = Io_ReadBlifGetTokens(p)); iLine++ ) { - if ( p->pNtkMaster == NULL && iLine % 1000 == 0 ) + if ( iLine % 1000 == 0 ) Extra_ProgressBarUpdate( pProgress, Extra_FileReaderGetCurPosition(p->pReader), NULL ); // consider different line types fTokensReady = 0; - pDirective = p->vTokens->pArray[0]; + pDirective = vTokens->pArray[0]; if ( !strcmp( pDirective, ".names" ) ) - { fStatus = Io_ReadBlifNetworkNames( p, &p->vTokens ); fTokensReady = 1; } + { fStatus = Io_ReadBlifNetworkNames( p, &vTokens ); fTokensReady = 1; } else if ( !strcmp( pDirective, ".gate" ) ) - fStatus = Io_ReadBlifNetworkGate( p, p->vTokens ); + fStatus = Io_ReadBlifNetworkGate( p, vTokens ); else if ( !strcmp( pDirective, ".latch" ) ) - fStatus = Io_ReadBlifNetworkLatch( p, p->vTokens ); + fStatus = Io_ReadBlifNetworkLatch( p, vTokens ); else if ( !strcmp( pDirective, ".inputs" ) ) - fStatus = Io_ReadBlifNetworkInputs( p, p->vTokens ); + fStatus = Io_ReadBlifNetworkInputs( p, vTokens ); else if ( !strcmp( pDirective, ".outputs" ) ) - fStatus = Io_ReadBlifNetworkOutputs( p, p->vTokens ); - else if ( !strcmp( pDirective, ".asserts" ) ) - fStatus = Io_ReadBlifNetworkAsserts( p, p->vTokens ); + fStatus = Io_ReadBlifNetworkOutputs( p, vTokens ); else if ( !strcmp( pDirective, ".input_arrival" ) ) - fStatus = Io_ReadBlifNetworkInputArrival( p, p->vTokens ); + fStatus = Io_ReadBlifNetworkInputArrival( p, vTokens ); else if ( !strcmp( pDirective, ".default_input_arrival" ) ) - fStatus = Io_ReadBlifNetworkDefaultInputArrival( p, p->vTokens ); -// else if ( !strcmp( pDirective, ".subckt" ) ) -// fStatus = Io_ReadBlifNetworkSubcircuit( p, p->vTokens ); + fStatus = Io_ReadBlifNetworkDefaultInputArrival( p, vTokens ); else if ( !strcmp( pDirective, ".exdc" ) ) - break; + { p->fParsingExdc = 1; break; } else if ( !strcmp( pDirective, ".end" ) ) - { - p->vTokens = Io_ReadBlifGetTokens(p); break; - } - else if ( !strcmp( pDirective, ".blackbox" ) ) - { - pNtk->ntkType = ABC_NTK_NETLIST; - pNtk->ntkFunc = ABC_FUNC_BLACKBOX; - Extra_MmFlexStop( pNtk->pManFunc ); - pNtk->pManFunc = NULL; - } else printf( "%s (line %d): Skipping directive \"%s\".\n", p->pFileName, Extra_FileReaderGetLineNumber(p->pReader, 0), pDirective ); - if ( p->vTokens == NULL ) // some files do not have ".end" in the end + if ( vTokens == NULL ) // some files do not have ".end" in the end break; if ( fStatus == 1 ) - { - Extra_ProgressBarStop( pProgress ); - Abc_NtkDelete( pNtk ); return NULL; - } } - if ( p->pNtkMaster == NULL ) Extra_ProgressBarStop( pProgress ); - return pNtk; + Abc_NtkFinalizeRead( p->pNtk ); + return p->pNtk; } /**Function************************************************************* @@ -304,7 +356,7 @@ int Io_ReadBlifNetworkInputs( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ) { int i; for ( i = 1; i < vTokens->nSize; i++ ) - Io_ReadCreatePi( p->pNtkCur, vTokens->pArray[i] ); + Io_ReadCreatePi( p->pNtk, vTokens->pArray[i] ); return 0; } @@ -323,26 +375,7 @@ int Io_ReadBlifNetworkOutputs( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ) { int i; for ( i = 1; i < vTokens->nSize; i++ ) - Io_ReadCreatePo( p->pNtkCur, vTokens->pArray[i] ); - return 0; -} - -/**Function************************************************************* - - Synopsis [] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -int Io_ReadBlifNetworkAsserts( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ) -{ - int i; - for ( i = 1; i < vTokens->nSize; i++ ) - Io_ReadCreateAssert( p->pNtkCur, vTokens->pArray[i] ); + Io_ReadCreatePo( p->pNtk, vTokens->pArray[i] ); return 0; } @@ -358,10 +391,11 @@ int Io_ReadBlifNetworkAsserts( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ) ***********************************************************************/ int Io_ReadBlifNetworkLatch( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ) -{ - Abc_Ntk_t * pNtk = p->pNtkCur; +{ + Abc_Ntk_t * pNtk = p->pNtk; Abc_Obj_t * pLatch; int ResetValue; + if ( vTokens->nSize < 3 ) { p->LineCur = Extra_FileReaderGetLineNumber(p->pReader, 0); @@ -373,10 +407,10 @@ int Io_ReadBlifNetworkLatch( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ) pLatch = Io_ReadCreateLatch( pNtk, vTokens->pArray[1], vTokens->pArray[2] ); // get the latch reset value if ( vTokens->nSize == 3 ) - Abc_LatchSetInitDc( pLatch ); + ResetValue = 2; else { - ResetValue = atoi(vTokens->pArray[vTokens->nSize-1]); + ResetValue = atoi(vTokens->pArray[3]); if ( ResetValue != 0 && ResetValue != 1 && ResetValue != 2 ) { p->LineCur = Extra_FileReaderGetLineNumber(p->pReader, 0); @@ -384,13 +418,8 @@ int Io_ReadBlifNetworkLatch( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ) Io_ReadBlifPrintErrorMessage( p ); return 1; } - if ( ResetValue == 0 ) - Abc_LatchSetInit0( pLatch ); - else if ( ResetValue == 1 ) - Abc_LatchSetInit1( pLatch ); - else if ( ResetValue == 2 ) - Abc_LatchSetInitDc( pLatch ); } + Abc_ObjSetData( pLatch, (void *)ResetValue ); return 0; } @@ -408,7 +437,7 @@ int Io_ReadBlifNetworkLatch( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ) int Io_ReadBlifNetworkNames( Io_ReadBlif_t * p, Vec_Ptr_t ** pvTokens ) { Vec_Ptr_t * vTokens = *pvTokens; - Abc_Ntk_t * pNtk = p->pNtkCur; + Abc_Ntk_t * pNtk = p->pNtk; Abc_Obj_t * pNode; char * pToken, Char, ** ppNames; int nFanins, nNames; @@ -471,7 +500,7 @@ int Io_ReadBlifNetworkNames( Io_ReadBlif_t * p, Vec_Ptr_t ** pvTokens ) Vec_StrAppend( p->vCubes, vTokens->pArray[0] ); // check the char Char = ((char *)vTokens->pArray[1])[0]; - if ( Char != '0' && Char != '1' && Char != 'x' && Char != 'n' ) + if ( Char != '0' && Char != '1' ) { p->LineCur = Extra_FileReaderGetLineNumber(p->pReader, 0); sprintf( p->sError, "The output character in the constant cube is wrong." ); @@ -496,16 +525,6 @@ int Io_ReadBlifNetworkNames( Io_ReadBlif_t * p, Vec_Ptr_t ** pvTokens ) // set the pointer to the functionality of the node Abc_ObjSetData( pNode, Abc_SopRegister(pNtk->pManFunc, p->vCubes->pArray) ); - // check the size - if ( Abc_ObjFaninNum(pNode) != Abc_SopGetVarNum(Abc_ObjData(pNode)) ) - { - p->LineCur = Extra_FileReaderGetLineNumber(p->pReader, 0); - sprintf( p->sError, "The number of fanins (%d) of node %s is different from SOP size (%d).", - Abc_ObjFaninNum(pNode), Abc_ObjName(Abc_ObjFanout(pNode,0)), Abc_SopGetVarNum(Abc_ObjData(pNode)) ); - Io_ReadBlifPrintErrorMessage( p ); - return 1; - } - // return the last array of tokens *pvTokens = vTokens; return 0; @@ -531,7 +550,7 @@ int Io_ReadBlifNetworkGate( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ) int i, nNames; // check that the library is available - pGenlib = Abc_FrameReadLibGen(); + pGenlib = Abc_FrameReadLibGen(Abc_FrameGetGlobalFrame()); if ( pGenlib == NULL ) { p->LineCur = Extra_FileReaderGetLineNumber(p->pReader, 0); @@ -560,12 +579,12 @@ int Io_ReadBlifNetworkGate( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ) } // if this is the first line with gate, update the network type - if ( Abc_NtkNodeNum(p->pNtkCur) == 0 ) + if ( Abc_NtkNodeNum(p->pNtk) == 0 ) { - assert( p->pNtkCur->ntkFunc == ABC_FUNC_SOP ); - p->pNtkCur->ntkFunc = ABC_FUNC_MAP; - Extra_MmFlexStop( p->pNtkCur->pManFunc ); - p->pNtkCur->pManFunc = pGenlib; + assert( p->pNtk->ntkFunc == ABC_FUNC_SOP ); + p->pNtk->ntkFunc = ABC_FUNC_MAP; + Extra_MmFlexStop( p->pNtk->pManFunc, 0 ); + p->pNtk->pManFunc = pGenlib; } // remove the formal parameter names @@ -584,54 +603,13 @@ int Io_ReadBlifNetworkGate( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ) // create the node ppNames = (char **)vTokens->pArray + 2; nNames = vTokens->nSize - 3; - pNode = Io_ReadCreateNode( p->pNtkCur, ppNames[nNames], ppNames, nNames ); + pNode = Io_ReadCreateNode( p->pNtk, ppNames[nNames], ppNames, nNames ); // set the pointer to the functionality of the node Abc_ObjSetData( pNode, pGate ); return 0; } -/**Function************************************************************* - - Synopsis [Creates a multi-input multi-output box in the hierarchical design.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -int Io_ReadBlifNetworkSubcircuit( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ) -{ - Abc_Obj_t * pBox; - Vec_Ptr_t * vNames; - char * pName; - int i; - - // create a new node and add it to the network - if ( vTokens->nSize < 3 ) - { - p->LineCur = Extra_FileReaderGetLineNumber(p->pReader, 0); - sprintf( p->sError, "The .subcircuit line has less than three tokens." ); - Io_ReadBlifPrintErrorMessage( p ); - return 1; - } - - // store the names of formal/actual inputs/outputs of the box - vNames = Vec_PtrAlloc( 10 ); - Vec_PtrForEachEntryStart( vTokens, pName, i, 1 ) -// Vec_PtrPush( vNames, Abc_NtkRegisterName(p->pNtkCur, pName) ); - Vec_PtrPush( vNames, Extra_UtilStrsav(pName) ); // memory leak!!! - - // create a new box and add it to the network - pBox = Abc_NtkCreateBlackbox( p->pNtkCur ); - // set the pointer to the node names - Abc_ObjSetData( pBox, vNames ); - // remember the line of the file - pBox->pCopy = (void *)Extra_FileReaderGetLineNumber(p->pReader, 0); - return 0; -} /**Function************************************************************* @@ -680,7 +658,7 @@ int Io_ReadBlifNetworkInputArrival( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ) Io_ReadBlifPrintErrorMessage( p ); return 1; } - pNet = Abc_NtkFindNet( p->pNtkCur, vTokens->pArray[1] ); + pNet = Abc_NtkFindNet( p->pNtk, vTokens->pArray[1] ); if ( pNet == NULL ) { p->LineCur = Extra_FileReaderGetLineNumber(p->pReader, 0); @@ -698,7 +676,7 @@ int Io_ReadBlifNetworkInputArrival( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens ) return 1; } // set the arrival time - Abc_NtkTimeSetArrival( p->pNtkCur, Abc_ObjFanin0(pNet)->Id, (float)TimeRise, (float)TimeFall ); + Abc_NtkTimeSetArrival( p->pNtk, pNet->Id, (float)TimeRise, (float)TimeFall ); return 0; } @@ -737,366 +715,10 @@ int Io_ReadBlifNetworkDefaultInputArrival( Io_ReadBlif_t * p, Vec_Ptr_t * vToken return 1; } // set the arrival time - Abc_NtkTimeSetDefaultArrival( p->pNtkCur, (float)TimeRise, (float)TimeFall ); - return 0; -} - -/**Function************************************************************* - - Synopsis [Prints the error message including the file name and line number.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -void Io_ReadBlifPrintErrorMessage( Io_ReadBlif_t * p ) -{ - p->fError = 1; - if ( p->LineCur == 0 ) // the line number is not given - fprintf( p->Output, "%s: %s\n", p->pFileName, p->sError ); - else // print the error message with the line number - fprintf( p->Output, "%s (line %d): %s\n", p->pFileName, p->LineCur, p->sError ); -} - -/**Function************************************************************* - - Synopsis [Gets the tokens taking into account the line breaks.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -Vec_Ptr_t * Io_ReadBlifGetTokens( Io_ReadBlif_t * p ) -{ - Vec_Ptr_t * vTokens; - char * pLastToken; - int i; - - // get rid of the old tokens - if ( p->vNewTokens->nSize > 0 ) - { - for ( i = 0; i < p->vNewTokens->nSize; i++ ) - free( p->vNewTokens->pArray[i] ); - p->vNewTokens->nSize = 0; - } - - // get the new tokens - vTokens = Extra_FileReaderGetTokens(p->pReader); - if ( vTokens == NULL ) - return vTokens; - - // check if there is a transfer to another line - pLastToken = vTokens->pArray[vTokens->nSize - 1]; - if ( pLastToken[ strlen(pLastToken)-1 ] != '\\' ) - return vTokens; - - // remove the slash - pLastToken[ strlen(pLastToken)-1 ] = 0; - if ( pLastToken[0] == 0 ) - vTokens->nSize--; - // load them into the new array - for ( i = 0; i < vTokens->nSize; i++ ) - Vec_PtrPush( p->vNewTokens, Extra_UtilStrsav(vTokens->pArray[i]) ); - - // load as long as there is the line break - while ( 1 ) - { - // get the new tokens - vTokens = Extra_FileReaderGetTokens(p->pReader); - if ( vTokens->nSize == 0 ) - return p->vNewTokens; - // check if there is a transfer to another line - pLastToken = vTokens->pArray[vTokens->nSize - 1]; - if ( pLastToken[ strlen(pLastToken)-1 ] == '\\' ) - { - // remove the slash - pLastToken[ strlen(pLastToken)-1 ] = 0; - if ( pLastToken[0] == 0 ) - vTokens->nSize--; - // load them into the new array - for ( i = 0; i < vTokens->nSize; i++ ) - Vec_PtrPush( p->vNewTokens, Extra_UtilStrsav(vTokens->pArray[i]) ); - continue; - } - // otherwise, load them and break - for ( i = 0; i < vTokens->nSize; i++ ) - Vec_PtrPush( p->vNewTokens, Extra_UtilStrsav(vTokens->pArray[i]) ); - break; - } - return p->vNewTokens; -} - -/**Function************************************************************* - - Synopsis [Starts the reading data structure.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -Io_ReadBlif_t * Io_ReadBlifFile( char * pFileName ) -{ - Extra_FileReader_t * pReader; - Io_ReadBlif_t * p; - - // start the reader - pReader = Extra_FileReaderAlloc( pFileName, "#", "\n\r", " \t" ); - - if ( pReader == NULL ) - return NULL; - - // start the reading data structure - p = ALLOC( Io_ReadBlif_t, 1 ); - memset( p, 0, sizeof(Io_ReadBlif_t) ); - p->pFileName = pFileName; - p->pReader = pReader; - p->Output = stdout; - p->vNewTokens = Vec_PtrAlloc( 100 ); - p->vCubes = Vec_StrAlloc( 100 ); - return p; -} - -/**Function************************************************************* - - Synopsis [Frees the data structure.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -void Io_ReadBlifFree( Io_ReadBlif_t * p ) -{ - Extra_FileReaderFree( p->pReader ); - Vec_PtrFree( p->vNewTokens ); - Vec_StrFree( p->vCubes ); - free( p ); -} - - -/**Function************************************************************* - - Synopsis [Connect one box.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -int Io_ReadBlifNetworkConnectBoxesOneBox( Io_ReadBlif_t * p, Abc_Obj_t * pBox, stmm_table * tName2Model ) -{ - Vec_Ptr_t * pNames; - Abc_Ntk_t * pNtkModel; - Abc_Obj_t * pObj, * pNet; - char * pName, * pActual; - int i, Length, Start; - - // get the model for this box - pNames = pBox->pData; - if ( !stmm_lookup( tName2Model, Vec_PtrEntry(pNames, 0), (char **)&pNtkModel ) ) - { - p->LineCur = (int)pBox->pCopy; - sprintf( p->sError, "Cannot find the model for subcircuit %s.", Vec_PtrEntry(pNames, 0) ); - Io_ReadBlifPrintErrorMessage( p ); - return 1; - } - - // create the fanins of the box - Abc_NtkForEachPi( pNtkModel, pObj, i ) - pObj->pCopy = NULL; - if ( Abc_NtkPiNum(pNtkModel) == 0 ) - Start = 1; - else - { - Vec_PtrForEachEntryStart( pNames, pName, i, 1 ) - { - pActual = Io_ReadBlifCleanName(pName); - if ( pActual == NULL ) - { - p->LineCur = (int)pBox->pCopy; - sprintf( p->sError, "Cannot parse formal/actual name pair \"%s\".", pName ); - Io_ReadBlifPrintErrorMessage( p ); - return 1; - } - Length = pActual - pName - 1; - pName[Length] = 0; - // find the PI net with this name - pObj = Abc_NtkFindNet( pNtkModel, pName ); - if ( pObj == NULL ) - { - p->LineCur = (int)pBox->pCopy; - sprintf( p->sError, "Cannot find formal input \"%s\" as an PI of model \"%s\".", pName, Vec_PtrEntry(pNames, 0) ); - Io_ReadBlifPrintErrorMessage( p ); - return 1; - } - // get the PI - pObj = Abc_ObjFanin0(pObj); - // quit if this is not a PI net - if ( !Abc_ObjIsPi(pObj) ) - { - pName[Length] = '='; - Start = i; - break; - } - // remember the actual name in the net - if ( pObj->pCopy != NULL ) - { - p->LineCur = (int)pBox->pCopy; - sprintf( p->sError, "Formal input \"%s\" is used more than once.", pName ); - Io_ReadBlifPrintErrorMessage( p ); - return 1; - } - pObj->pCopy = (void *)pActual; - // quit if we processed all PIs - if ( i == Abc_NtkPiNum(pNtkModel) ) - { - Start = i+1; - break; - } - } - } - // create the fanins of the box - Abc_NtkForEachPi( pNtkModel, pObj, i ) - { - pActual = (void *)pObj->pCopy; - if ( pActual == NULL ) - { - p->LineCur = (int)pBox->pCopy; - sprintf( p->sError, "Formal input \"%s\" of model %s is not driven.", pName, Vec_PtrEntry(pNames, 0) ); - Io_ReadBlifPrintErrorMessage( p ); - return 1; - } - pNet = Abc_NtkFindOrCreateNet( pBox->pNtk, pActual ); - Abc_ObjAddFanin( pBox, pNet ); - } - Abc_NtkForEachPi( pNtkModel, pObj, i ) - pObj->pCopy = NULL; - - // create the fanouts of the box - Abc_NtkForEachPo( pNtkModel, pObj, i ) - pObj->pCopy = NULL; - Vec_PtrForEachEntryStart( pNames, pName, i, Start ) - { - pActual = Io_ReadBlifCleanName(pName); - if ( pActual == NULL ) - { - p->LineCur = (int)pBox->pCopy; - sprintf( p->sError, "Cannot parse formal/actual name pair \"%s\".", pName ); - Io_ReadBlifPrintErrorMessage( p ); - return 1; - } - Length = pActual - pName - 1; - pName[Length] = 0; - // find the PO net with this name - pObj = Abc_NtkFindNet( pNtkModel, pName ); - if ( pObj == NULL ) - { - p->LineCur = (int)pBox->pCopy; - sprintf( p->sError, "Cannot find formal output \"%s\" as an PO of model \"%s\".", pName, Vec_PtrEntry(pNames, 0) ); - Io_ReadBlifPrintErrorMessage( p ); - return 1; - } - // get the PO - pObj = Abc_ObjFanout0(pObj); - if ( pObj->pCopy != NULL ) - { - p->LineCur = (int)pBox->pCopy; - sprintf( p->sError, "Formal output \"%s\" is used more than once.", pName ); - Io_ReadBlifPrintErrorMessage( p ); - return 1; - } - pObj->pCopy = (void *)pActual; - } - // create the fanouts of the box - Abc_NtkForEachPo( pNtkModel, pObj, i ) - { - pActual = (void *)pObj->pCopy; - if ( pActual == NULL ) - { - p->LineCur = (int)pBox->pCopy; - sprintf( p->sError, "Formal output \"%s\" of model %s is not driven.", pName, Vec_PtrEntry(pNames, 0) ); - Io_ReadBlifPrintErrorMessage( p ); - return 1; - } - pNet = Abc_NtkFindOrCreateNet( pBox->pNtk, pActual ); - Abc_ObjAddFanin( pNet, pBox ); - } - Abc_NtkForEachPo( pNtkModel, pObj, i ) - pObj->pCopy = NULL; - - // remove the array of names, assign the pointer to the model - Vec_PtrForEachEntry( pBox->pData, pName, i ) - free( pName ); - Vec_PtrFree( pBox->pData ); - pBox->pData = pNtkModel; - return 0; -} - -/**Function************************************************************* - - Synopsis [Connect the boxes in the hierarchy of networks.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -int Io_ReadBlifNetworkConnectBoxesOne( Io_ReadBlif_t * p, Abc_Ntk_t * pNtk, stmm_table * tName2Model ) -{ - Abc_Obj_t * pBox; - int i; - // go through the boxes - Abc_NtkForEachBlackbox( pNtk, pBox, i ) - if ( Io_ReadBlifNetworkConnectBoxesOneBox( p, pBox, tName2Model ) ) - return 1; - Abc_NtkFinalizeRead( pNtk ); - return 0; -} - -#if 0 - -/**Function************************************************************* - - Synopsis [Connect the boxes in the hierarchy of networks.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -int Io_ReadBlifNetworkConnectBoxes( Io_ReadBlif_t * p, Abc_Ntk_t * pNtkMaster ) -{ - stmm_generator * gen; - Abc_Ntk_t * pNtk; - char * pName; - // connect the master network - if ( Io_ReadBlifNetworkConnectBoxesOne( p, pNtkMaster, pNtkMaster->tName2Model ) ) - return 1; - // connect other networks - stmm_foreach_item( pNtkMaster->tName2Model, gen, &pName, (char **)&pNtk ) - if ( Io_ReadBlifNetworkConnectBoxesOne( p, pNtk, pNtkMaster->tName2Model ) ) - return 1; + Abc_NtkTimeSetDefaultArrival( p->pNtk, (float)TimeRise, (float)TimeFall ); return 0; } -#endif //////////////////////////////////////////////////////////////////////// /// END OF FILE /// |