mio.c 8.03 KB
Newer Older
Alan Mishchenko committed
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57
/**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"
};

////////////////////////////////////////////////////////////////////////
Alan Mishchenko committed
58
///                     FUNCTION DEFINITIONS                         ///
Alan Mishchenko committed
59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85
////////////////////////////////////////////////////////////////////////

/**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 );
Alan Mishchenko committed
86
    Abc_FrameSetLibGen( pLibGen );
Alan Mishchenko committed
87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110
#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 );
Alan Mishchenko committed
111
    Mio_LibraryDelete( Abc_FrameReadLibGen() );
Alan Mishchenko committed
112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135
}


/**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;

Alan Mishchenko committed
136
    pNet = Abc_FrameReadNtk(pAbc);
Alan Mishchenko committed
137 138 139 140 141
    pOut = Abc_FrameReadOut(pAbc);
    pErr = Abc_FrameReadErr(pAbc);

    // set the defaults
    fVerbose = 1;
Alan Mishchenko committed
142 143
    Extra_UtilGetoptReset();
    while ( (c = Extra_UtilGetopt(argc, argv, "vh")) != EOF ) 
Alan Mishchenko committed
144 145 146 147 148 149 150 151 152 153 154 155 156 157 158
    {
        switch (c) 
        {
            case 'v':
                fVerbose ^= 1;
                break;
            case 'h':
                goto usage;
                break;
            default:
                goto usage;
        }
    }


Alan Mishchenko committed
159
    if ( argc != globalUtilOptind + 1 )
Alan Mishchenko committed
160 161 162 163 164
    {
        goto usage;
    }

    // get the input file name
Alan Mishchenko committed
165
    FileName = argv[globalUtilOptind];
Alan Mishchenko committed
166
    if ( (pFile = Io_FileOpen( FileName, "open_path", "r", 0 )) == NULL )
Alan Mishchenko committed
167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183
    {
        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
Alan Mishchenko committed
184
    if ( Abc_FrameReadLibSuper() )
Alan Mishchenko committed
185 186 187 188
    {
        extern void Map_SuperLibFree( Map_SuperLib_t * p );
//        Map_SuperLibFree( s_pSuperLib );
//        s_pSuperLib = NULL;
Alan Mishchenko committed
189 190
        Map_SuperLibFree( Abc_FrameReadLibSuper() );
        Abc_FrameSetLibSuper( NULL );
Alan Mishchenko committed
191 192 193 194 195
    }

    // replace the current library
//    Mio_LibraryDelete( s_pLib );
//    s_pLib = pLib;
Alan Mishchenko committed
196 197
    Mio_LibraryDelete( Abc_FrameReadLibGen() );
    Abc_FrameSetLibGen( pLib );
Alan Mishchenko committed
198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225
    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;

Alan Mishchenko committed
226
    pNet = Abc_FrameReadNtk(pAbc);
Alan Mishchenko committed
227 228 229 230 231
    pOut = Abc_FrameReadOut(pAbc);
    pErr = Abc_FrameReadErr(pAbc);

    // set the defaults
    fVerbose = 1;
Alan Mishchenko committed
232 233
    Extra_UtilGetoptReset();
    while ( (c = Extra_UtilGetopt(argc, argv, "vh")) != EOF ) 
Alan Mishchenko committed
234 235 236 237 238 239 240 241 242 243 244 245 246 247 248
    {
        switch (c) 
        {
            case 'v':
                fVerbose ^= 1;
                break;
            case 'h':
                goto usage;
                break;
            default:
                goto usage;
        }
    }


Alan Mishchenko committed
249
    if ( argc != globalUtilOptind )
Alan Mishchenko committed
250 251 252 253 254
    {
        goto usage;
    }

    // set the new network
Alan Mishchenko committed
255
    Mio_WriteLibrary( stdout, Abc_FrameReadLibGen(), 0 );
Alan Mishchenko committed
256 257 258 259 260 261 262 263 264 265 266 267 268 269
    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                                ///
////////////////////////////////////////////////////////////////////////