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/**CFile****************************************************************
FileName [mio.c]
PackageName [MVSIS 1.3: Multi-valued logic synthesis system.]
Synopsis [File reading/writing for technology mapping.]
Author [MVSIS Group]
Affiliation [UC Berkeley]
Date [Ver. 1.0. Started - August 18, 2003.]
Revision [$Id: mio.c,v 1.4 2004/08/05 18:34:51 satrajit Exp $]
***********************************************************************/
#include "abc.h"
#include "mvc.h"
#include "mainInt.h"
#include "mioInt.h"
#include "mapper.h"
////////////////////////////////////////////////////////////////////////
/// DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
static int Mio_CommandReadLibrary( Abc_Frame_t * pAbc, int argc, char **argv );
static int Mio_CommandPrintLibrary( Abc_Frame_t * pAbc, int argc, char **argv );
// internal version of GENLIB library
static char * pMcncGenlib[25] = {
"GATE inv1 1 O=!a; PIN * INV 1 999 0.9 0.0 0.9 0.0\n",
"GATE inv2 2 O=!a; PIN * INV 2 999 1.0 0.0 1.0 0.0\n",
"GATE inv3 3 O=!a; PIN * INV 3 999 1.1 0.0 1.1 0.0\n",
"GATE inv4 4 O=!a; PIN * INV 4 999 1.2 0.0 1.2 0.0\n",
"GATE nand2 2 O=!(a*b); PIN * INV 1 999 1.0 0.0 1.0 0.0\n",
"GATE nand3 3 O=!(a*b*c); PIN * INV 1 999 1.1 0.0 1.1 0.0\n",
"GATE nand4 4 O=!(a*b*c*d); PIN * INV 1 999 1.4 0.0 1.4 0.0\n",
"GATE nor2 2 O=!(a+b); PIN * INV 1 999 1.4 0.0 1.4 0.0\n",
"GATE nor3 3 O=!(a+b+c); PIN * INV 1 999 2.4 0.0 2.4 0.0\n",
"GATE nor4 4 O=!(a+b+c+d); PIN * INV 1 999 3.8 0.0 3.8 0.0\n",
"GATE xora 5 O=a*!b+!a*b; PIN * UNKNOWN 2 999 1.9 0.0 1.9 0.0\n",
"GATE xorb 5 O=!(a*b+!a*!b); PIN * UNKNOWN 2 999 1.9 0.0 1.9 0.0\n",
"GATE xnora 5 O=a*b+!a*!b; PIN * UNKNOWN 2 999 2.1 0.0 2.1 0.0\n",
"GATE xnorb 5 O=!(!a*b+a*!b); PIN * UNKNOWN 2 999 2.1 0.0 2.1 0.0\n",
"GATE aoi21 3 O=!(a*b+c); PIN * INV 1 999 1.6 0.0 1.6 0.0\n",
"GATE aoi22 4 O=!(a*b+c*d); PIN * INV 1 999 2.0 0.0 2.0 0.0\n",
"GATE oai21 3 O=!((a+b)*c); PIN * INV 1 999 1.6 0.0 1.6 0.0\n",
"GATE oai22 4 O=!((a+b)*(c+d)); PIN * INV 1 999 2.0 0.0 2.0 0.0\n",
"GATE buf 1 O=a; PIN * NONINV 1 999 1.0 0.0 1.0 0.0\n",
"GATE zero 0 O=CONST0;\n",
"GATE one 0 O=CONST1;\n"
};
////////////////////////////////////////////////////////////////////////
/// FUNCTION DEFINITIONS ///
////////////////////////////////////////////////////////////////////////
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Mio_Init( Abc_Frame_t * pAbc )
{
char * pFileTemp = "mcnc_temp.genlib";
Mio_Library_t * pLibGen;
FILE * pFile;
int i;
// write genlib into file
pFile = fopen( pFileTemp, "w" );
for ( i = 0; pMcncGenlib[i]; i++ )
fputs( pMcncGenlib[i], pFile );
fclose( pFile );
// read genlib from file
pLibGen = Mio_LibraryRead( pAbc, pFileTemp, NULL, 0 );
Abc_FrameSetLibGen( pLibGen );
#ifdef WIN32
_unlink( pFileTemp );
#else
unlink( pFileTemp );
#endif
Cmd_CommandAdd( pAbc, "SC mapping", "read_library", Mio_CommandReadLibrary, 0 );
Cmd_CommandAdd( pAbc, "SC mapping", "print_library", Mio_CommandPrintLibrary, 0 );
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Mio_End()
{
// Mio_LibraryDelete( s_pLib );
Mio_LibraryDelete( Abc_FrameReadLibGen() );
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
int Mio_CommandReadLibrary( Abc_Frame_t * pAbc, int argc, char **argv )
{
FILE * pFile;
FILE * pOut, * pErr;
Mio_Library_t * pLib;
Abc_Ntk_t * pNet;
char * FileName;
int fVerbose;
int c;
pNet = Abc_FrameReadNtk(pAbc);
pOut = Abc_FrameReadOut(pAbc);
pErr = Abc_FrameReadErr(pAbc);
// set the defaults
fVerbose = 1;
Extra_UtilGetoptReset();
while ( (c = Extra_UtilGetopt(argc, argv, "vh")) != EOF )
{
switch (c)
{
case 'v':
fVerbose ^= 1;
break;
case 'h':
goto usage;
break;
default:
goto usage;
}
}
if ( argc != globalUtilOptind + 1 )
{
goto usage;
}
// get the input file name
FileName = argv[globalUtilOptind];
if ( (pFile = Io_FileOpen( FileName, "open_path", "r", 0 )) == NULL )
{
fprintf( pErr, "Cannot open input file \"%s\". ", FileName );
if ( (FileName = Extra_FileGetSimilarName( FileName, ".genlib", ".lib", ".gen", ".g", NULL )) )
fprintf( pErr, "Did you mean \"%s\"?", FileName );
fprintf( pErr, "\n" );
return 1;
}
fclose( pFile );
// set the new network
pLib = Mio_LibraryRead( pAbc, FileName, 0, fVerbose );
if ( pLib == NULL )
{
fprintf( pErr, "Reading GENLIB library has failed.\n" );
return 1;
}
// free the current superlib because it depends on the old Mio library
if ( Abc_FrameReadLibSuper() )
{
extern void Map_SuperLibFree( Map_SuperLib_t * p );
// Map_SuperLibFree( s_pSuperLib );
// s_pSuperLib = NULL;
Map_SuperLibFree( Abc_FrameReadLibSuper() );
Abc_FrameSetLibSuper( NULL );
}
// replace the current library
// Mio_LibraryDelete( s_pLib );
// s_pLib = pLib;
Mio_LibraryDelete( Abc_FrameReadLibGen() );
Abc_FrameSetLibGen( pLib );
return 0;
usage:
fprintf( pErr, "usage: read_library [-vh]\n");
fprintf( pErr, "\t read the library from a genlib file\n" );
fprintf( pErr, "\t-h : enable verbose output\n");
return 1; /* error exit */
}
/**Function*************************************************************
Synopsis [Command procedure to read LUT libraries.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
int Mio_CommandPrintLibrary( Abc_Frame_t * pAbc, int argc, char **argv )
{
FILE * pOut, * pErr;
Abc_Ntk_t * pNet;
int fVerbose;
int c;
pNet = Abc_FrameReadNtk(pAbc);
pOut = Abc_FrameReadOut(pAbc);
pErr = Abc_FrameReadErr(pAbc);
// set the defaults
fVerbose = 1;
Extra_UtilGetoptReset();
while ( (c = Extra_UtilGetopt(argc, argv, "vh")) != EOF )
{
switch (c)
{
case 'v':
fVerbose ^= 1;
break;
case 'h':
goto usage;
break;
default:
goto usage;
}
}
if ( argc != globalUtilOptind )
{
goto usage;
}
// set the new network
Mio_WriteLibrary( stdout, Abc_FrameReadLibGen(), 0 );
return 0;
usage:
fprintf( pErr, "\nusage: print_library [-vh]\n");
fprintf( pErr, "\t print the current genlib library\n" );
fprintf( pErr, "\t-v : toggles enabling of verbose output [default = %s]\n", (fVerbose? "yes" : "no") );
fprintf( pErr, "\t-h : print the command usage\n");
return 1; /* error exit */
}
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
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