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Diffstat (limited to 'src/base/io/ioWriteBlifMv.c')
| -rw-r--r-- | src/base/io/ioWriteBlifMv.c | 519 |
1 files changed, 519 insertions, 0 deletions
diff --git a/src/base/io/ioWriteBlifMv.c b/src/base/io/ioWriteBlifMv.c new file mode 100644 index 00000000..775a2e07 --- /dev/null +++ b/src/base/io/ioWriteBlifMv.c @@ -0,0 +1,519 @@ +/**CFile**************************************************************** + + FileName [ioWriteBlifMv.c] + + SystemName [ABC: Logic synthesis and verification system.] + + PackageName [Command processing package.] + + Synopsis [Procedures to write BLIF-MV files.] + + Author [Alan Mishchenko] + + Affiliation [UC Berkeley] + + Date [Ver. 1.0. Started - June 20, 2005.] + + Revision [$Id: ioWriteBlifMv.c,v 1.00 2005/06/20 00:00:00 alanmi Exp $] + +***********************************************************************/ + +#include "io.h" +#include "main.h" +#include "mio.h" + +//////////////////////////////////////////////////////////////////////// +/// DECLARATIONS /// +//////////////////////////////////////////////////////////////////////// + +static void Io_NtkWriteBlifMv( FILE * pFile, Abc_Ntk_t * pNtk ); +static void Io_NtkWriteBlifMvOne( FILE * pFile, Abc_Ntk_t * pNtk ); +static void Io_NtkWriteBlifMvPis( FILE * pFile, Abc_Ntk_t * pNtk ); +static void Io_NtkWriteBlifMvPos( FILE * pFile, Abc_Ntk_t * pNtk ); +static void Io_NtkWriteBlifMvAsserts( FILE * pFile, Abc_Ntk_t * pNtk ); +static void Io_NtkWriteBlifMvNodeFanins( FILE * pFile, Abc_Obj_t * pNode ); +static void Io_NtkWriteBlifMvNode( FILE * pFile, Abc_Obj_t * pNode ); +static void Io_NtkWriteBlifMvLatch( FILE * pFile, Abc_Obj_t * pLatch ); +static void Io_NtkWriteBlifMvSubckt( FILE * pFile, Abc_Obj_t * pNode ); +static void Io_NtkWriteBlifMvValues( FILE * pFile, Abc_Obj_t * pNode ); + +//////////////////////////////////////////////////////////////////////// +/// FUNCTION DEFINITIONS /// +//////////////////////////////////////////////////////////////////////// + +/**Function************************************************************* + + Synopsis [Write the network into a BLIF file with the given name.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Io_WriteBlifMv( Abc_Ntk_t * pNtk, char * FileName ) +{ + FILE * pFile; + Abc_Ntk_t * pNtkTemp; + int i; + assert( Abc_NtkIsNetlist(pNtk) ); + assert( Abc_NtkHasBlifMv(pNtk) ); + // start writing the file + pFile = fopen( FileName, "w" ); + if ( pFile == NULL ) + { + fprintf( stdout, "Io_WriteBlifMv(): Cannot open the output file.\n" ); + return; + } + fprintf( pFile, "# Benchmark \"%s\" written by ABC on %s\n", pNtk->pName, Extra_TimeStamp() ); + // write the master network + Io_NtkWriteBlifMv( pFile, pNtk ); + // write the remaining networks + if ( pNtk->pDesign ) + { + Vec_PtrForEachEntry( pNtk->pDesign->vModules, pNtkTemp, i ) + { + if ( pNtkTemp == pNtk ) + continue; + fprintf( pFile, "\n\n" ); + Io_NtkWriteBlifMv( pFile, pNtkTemp ); + } + } + fclose( pFile ); +} + +/**Function************************************************************* + + Synopsis [Write the network into a BLIF file with the given name.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Io_NtkWriteBlifMv( FILE * pFile, Abc_Ntk_t * pNtk ) +{ + assert( Abc_NtkIsNetlist(pNtk) ); + // write the model name + fprintf( pFile, ".model %s\n", Abc_NtkName(pNtk) ); + // write the network + Io_NtkWriteBlifMvOne( pFile, pNtk ); + // write EXDC network if it exists + if ( Abc_NtkExdc(pNtk) ) + printf( "Io_NtkWriteBlifMv(): EXDC is not written.\n" ); + // finalize the file + fprintf( pFile, ".end\n\n\n" ); +} + +/**Function************************************************************* + + Synopsis [Write one network.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Io_NtkWriteBlifMvOne( FILE * pFile, Abc_Ntk_t * pNtk ) +{ + ProgressBar * pProgress; + Abc_Obj_t * pNode, * pTerm, * pLatch; + int i; + + // write the PIs + fprintf( pFile, ".inputs" ); + Io_NtkWriteBlifMvPis( pFile, pNtk ); + fprintf( pFile, "\n" ); + + // write the POs + fprintf( pFile, ".outputs" ); + Io_NtkWriteBlifMvPos( pFile, pNtk ); + fprintf( pFile, "\n" ); + + // write the assertions + if ( Abc_NtkAssertNum(pNtk) ) + { + fprintf( pFile, ".asserts" ); + Io_NtkWriteBlifMvAsserts( pFile, pNtk ); + fprintf( pFile, "\n" ); + } + + // write the MV directives + fprintf( pFile, "\n" ); + Abc_NtkForEachCi( pNtk, pTerm, i ) + if ( Abc_ObjMvVarNum(Abc_ObjFanout0(pTerm)) > 2 ) + fprintf( pFile, ".mv %s %d\n", Abc_ObjName(Abc_ObjFanout0(pTerm)), Abc_ObjMvVarNum(Abc_ObjFanout0(pTerm)) ); + Abc_NtkForEachCo( pNtk, pTerm, i ) + if ( Abc_ObjMvVarNum(Abc_ObjFanin0(pTerm)) > 2 ) + fprintf( pFile, ".mv %s %d\n", Abc_ObjName(Abc_ObjFanin0(pTerm)), Abc_ObjMvVarNum(Abc_ObjFanin0(pTerm)) ); + + // write the blackbox + if ( Abc_NtkHasBlackbox( pNtk ) ) + { + fprintf( pFile, ".blackbox\n" ); + return; + } + + // write the timing info +// Io_WriteTimingInfo( pFile, pNtk ); + + // write the latches + if ( !Abc_NtkIsComb(pNtk) ) + { + fprintf( pFile, "\n" ); + Abc_NtkForEachLatch( pNtk, pLatch, i ) + Io_NtkWriteBlifMvLatch( pFile, pLatch ); + fprintf( pFile, "\n" ); + } +/* + // write the subcircuits + assert( Abc_NtkWhiteboxNum(pNtk) == 0 ); + if ( Abc_NtkBlackboxNum(pNtk) > 0 ) + { + fprintf( pFile, "\n" ); + Abc_NtkForEachBlackbox( pNtk, pNode, i ) + Io_NtkWriteBlifMvSubckt( pFile, pNode ); + fprintf( pFile, "\n" ); + } +*/ + if ( Abc_NtkBlackboxNum(pNtk) > 0 || Abc_NtkWhiteboxNum(pNtk) > 0 ) + { + fprintf( pFile, "\n" ); + Abc_NtkForEachBox( pNtk, pNode, i ) + { + if ( Abc_ObjIsLatch(pNode) ) + continue; + Io_NtkWriteBlifMvSubckt( pFile, pNode ); + } + fprintf( pFile, "\n" ); + } + + // write each internal node + pProgress = Extra_ProgressBarStart( stdout, Abc_NtkObjNumMax(pNtk) ); + Abc_NtkForEachNode( pNtk, pNode, i ) + { + Extra_ProgressBarUpdate( pProgress, i, NULL ); + Io_NtkWriteBlifMvNode( pFile, pNode ); + } + Extra_ProgressBarStop( pProgress ); +} + + +/**Function************************************************************* + + Synopsis [Writes the primary input list.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Io_NtkWriteBlifMvPis( FILE * pFile, Abc_Ntk_t * pNtk ) +{ + Abc_Obj_t * pTerm, * pNet; + int LineLength; + int AddedLength; + int NameCounter; + int i; + + LineLength = 7; + NameCounter = 0; + + Abc_NtkForEachPi( pNtk, pTerm, i ) + { + pNet = Abc_ObjFanout0(pTerm); + // get the line length after this name is written + AddedLength = strlen(Abc_ObjName(pNet)) + 1; + if ( NameCounter && LineLength + AddedLength + 3 > IO_WRITE_LINE_LENGTH ) + { // write the line extender + fprintf( pFile, " \\\n" ); + // reset the line length + LineLength = 0; + NameCounter = 0; + } + fprintf( pFile, " %s", Abc_ObjName(pNet) ); + LineLength += AddedLength; + NameCounter++; + } +} + +/**Function************************************************************* + + Synopsis [Writes the primary input list.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Io_NtkWriteBlifMvPos( FILE * pFile, Abc_Ntk_t * pNtk ) +{ + Abc_Obj_t * pTerm, * pNet; + int LineLength; + int AddedLength; + int NameCounter; + int i; + + LineLength = 8; + NameCounter = 0; + + Abc_NtkForEachPo( pNtk, pTerm, i ) + { + pNet = Abc_ObjFanin0(pTerm); + // get the line length after this name is written + AddedLength = strlen(Abc_ObjName(pNet)) + 1; + if ( NameCounter && LineLength + AddedLength + 3 > IO_WRITE_LINE_LENGTH ) + { // write the line extender + fprintf( pFile, " \\\n" ); + // reset the line length + LineLength = 0; + NameCounter = 0; + } + fprintf( pFile, " %s", Abc_ObjName(pNet) ); + LineLength += AddedLength; + NameCounter++; + } +} + +/**Function************************************************************* + + Synopsis [Writes the assertion list.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Io_NtkWriteBlifMvAsserts( FILE * pFile, Abc_Ntk_t * pNtk ) +{ + Abc_Obj_t * pTerm, * pNet; + int LineLength; + int AddedLength; + int NameCounter; + int i; + + LineLength = 8; + NameCounter = 0; + + Abc_NtkForEachAssert( pNtk, pTerm, i ) + { + pNet = Abc_ObjFanin0(pTerm); + // get the line length after this name is written + AddedLength = strlen(Abc_ObjName(pNet)) + 1; + if ( NameCounter && LineLength + AddedLength + 3 > IO_WRITE_LINE_LENGTH ) + { // write the line extender + fprintf( pFile, " \\\n" ); + // reset the line length + LineLength = 0; + NameCounter = 0; + } + fprintf( pFile, " %s", Abc_ObjName(pNet) ); + LineLength += AddedLength; + NameCounter++; + } +} + +/**Function************************************************************* + + Synopsis [Write the latch into a file.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Io_NtkWriteBlifMvLatch( FILE * pFile, Abc_Obj_t * pLatch ) +{ + Abc_Obj_t * pNetLi, * pNetLo; + int Reset; + pNetLi = Abc_ObjFanin0( Abc_ObjFanin0(pLatch) ); + pNetLo = Abc_ObjFanout0( Abc_ObjFanout0(pLatch) ); + Reset = (int)Abc_ObjData( pLatch ); + // write the latch line + fprintf( pFile, ".latch" ); + fprintf( pFile, " %10s", Abc_ObjName(pNetLi) ); + fprintf( pFile, " %10s", Abc_ObjName(pNetLo) ); + fprintf( pFile, "\n" ); + // write the reset node + fprintf( pFile, ".reset %s\n", Abc_ObjName(pNetLo) ); + fprintf( pFile, "%d\n", Reset-1 ); +} + +/**Function************************************************************* + + Synopsis [Write the latch into a file.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Io_NtkWriteBlifMvSubckt( FILE * pFile, Abc_Obj_t * pNode ) +{ + Abc_Ntk_t * pModel = pNode->pData; + Abc_Obj_t * pTerm; + int i; + // write the MV directives + fprintf( pFile, "\n" ); + Abc_ObjForEachFanin( pNode, pTerm, i ) + if ( Abc_ObjMvVarNum(pTerm) > 2 ) + fprintf( pFile, ".mv %s %d\n", Abc_ObjName(pTerm), Abc_ObjMvVarNum(pTerm) ); + Abc_ObjForEachFanout( pNode, pTerm, i ) + if ( Abc_ObjMvVarNum(pTerm) > 2 ) + fprintf( pFile, ".mv %s %d\n", Abc_ObjName(pTerm), Abc_ObjMvVarNum(pTerm) ); + // write the subcircuit + fprintf( pFile, ".subckt %s %s", Abc_NtkName(pModel), Abc_ObjName(pNode) ); + // write pairs of the formal=actual names + Abc_NtkForEachPi( pModel, pTerm, i ) + { + fprintf( pFile, " %s", Abc_ObjName(Abc_ObjFanout0(pTerm)) ); + pTerm = Abc_ObjFanin( pNode, i ); + fprintf( pFile, "=%s", Abc_ObjName(Abc_ObjFanin0(pTerm)) ); + } + Abc_NtkForEachPo( pModel, pTerm, i ) + { + fprintf( pFile, " %s", Abc_ObjName(Abc_ObjFanin0(pTerm)) ); + pTerm = Abc_ObjFanout( pNode, i ); + fprintf( pFile, "=%s", Abc_ObjName(Abc_ObjFanout0(pTerm)) ); + } + fprintf( pFile, "\n" ); +} + + +/**Function************************************************************* + + Synopsis [Write the node into a file.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Io_NtkWriteBlifMvNode( FILE * pFile, Abc_Obj_t * pNode ) +{ + Abc_Obj_t * pFanin; + char * pCur; + int nValues, iFanin, i; + + // write .mv directives for the fanins + fprintf( pFile, "\n" ); + Abc_ObjForEachFanin( pNode, pFanin, i ) + { +// nValues = atoi(pCur); + nValues = Abc_ObjMvVarNum( pFanin ); + if ( nValues > 2 ) + fprintf( pFile, ".mv %s %d\n", Abc_ObjName(pFanin), nValues ); +// while ( *pCur++ != ' ' ); + } + + // write .mv directives for the node +// nValues = atoi(pCur); + nValues = Abc_ObjMvVarNum( Abc_ObjFanout0(pNode) ); + if ( nValues > 2 ) + fprintf( pFile, ".mv %s %d\n", Abc_ObjName(Abc_ObjFanout0(pNode)), nValues ); +// while ( *pCur++ != '\n' ); + + // write the .names line + fprintf( pFile, ".table" ); + Io_NtkWriteBlifMvNodeFanins( pFile, pNode ); + fprintf( pFile, "\n" ); + + // write the cubes + pCur = Abc_ObjData(pNode); + if ( *pCur == 'd' ) + { + fprintf( pFile, ".default " ); + pCur++; + } + // write the literals + for ( ; *pCur; pCur++ ) + { + fprintf( pFile, "%c", *pCur ); + if ( *pCur != '=' ) + continue; + // get the number + iFanin = atoi( pCur+1 ); + fprintf( pFile, "%s", Abc_ObjName(Abc_ObjFanin(pNode,iFanin)) ); + // scroll on to the next symbol + while ( *pCur != ' ' && *pCur != '\n' ) + pCur++; + pCur--; + } +} + +/**Function************************************************************* + + Synopsis [Writes the primary input list.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Io_NtkWriteBlifMvNodeFanins( FILE * pFile, Abc_Obj_t * pNode ) +{ + Abc_Obj_t * pNet; + int LineLength; + int AddedLength; + int NameCounter; + char * pName; + int i; + + LineLength = 6; + NameCounter = 0; + Abc_ObjForEachFanin( pNode, pNet, i ) + { + // get the fanin name + pName = Abc_ObjName(pNet); + // get the line length after the fanin name is written + AddedLength = strlen(pName) + 1; + if ( NameCounter && LineLength + AddedLength + 3 > IO_WRITE_LINE_LENGTH ) + { // write the line extender + fprintf( pFile, " \\\n" ); + // reset the line length + LineLength = 0; + NameCounter = 0; + } + fprintf( pFile, " %s", pName ); + LineLength += AddedLength; + NameCounter++; + } + + // get the output name + pName = Abc_ObjName(Abc_ObjFanout0(pNode)); + // get the line length after the output name is written + AddedLength = strlen(pName) + 1; + if ( NameCounter && LineLength + AddedLength > 75 ) + { // write the line extender + fprintf( pFile, " \\\n" ); + // reset the line length + LineLength = 0; + NameCounter = 0; + } + fprintf( pFile, " %s", pName ); +} + +//////////////////////////////////////////////////////////////////////// +/// END OF FILE /// +//////////////////////////////////////////////////////////////////////// + + |