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Annotation of GNUtools/bison/machine.h, revision 1.1.1.1

1.1       root        1: /* Define machine-dependencies for bison,
                      2:    Copyright (C) 1984, 1989 Free Software Foundation, Inc.
                      3: 
                      4: This file is part of Bison, the GNU Compiler Compiler.
                      5: 
                      6: Bison is free software; you can redistribute it and/or modify
                      7: it under the terms of the GNU General Public License as published by
                      8: the Free Software Foundation; either version 2, or (at your option)
                      9: any later version.
                     10: 
                     11: Bison is distributed in the hope that it will be useful,
                     12: but WITHOUT ANY WARRANTY; without even the implied warranty of
                     13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     14: GNU General Public License for more details.
                     15: 
                     16: You should have received a copy of the GNU General Public License
                     17: along with Bison; see the file COPYING.  If not, write to
                     18: the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
                     19: 
                     20: #ifdef eta10
                     21: #define        MAXSHORT        2147483647
                     22: #define        MINSHORT        -2147483648
                     23: #else
                     24: #define        MAXSHORT        32767
                     25: #define        MINSHORT        -32768
                     26: #endif
                     27: 
                     28: #if defined (MSDOS) && !defined (__GO32__)
                     29: #define        BITS_PER_WORD   16
                     30: #define MAXTABLE       16383
                     31: #else
                     32: #define        BITS_PER_WORD   32
                     33: #define MAXTABLE       32767
                     34: #endif
                     35: 
                     36: #define        WORDSIZE(n)     (((n) + BITS_PER_WORD - 1) / BITS_PER_WORD)
                     37: #define        SETBIT(x, i)    ((x)[(i)/BITS_PER_WORD] |= (1<<((i) % BITS_PER_WORD)))
                     38: #define RESETBIT(x, i) ((x)[(i)/BITS_PER_WORD] &= ~(1<<((i) % BITS_PER_WORD)))
                     39: #define BITISSET(x, i) (((x)[(i)/BITS_PER_WORD] & (1<<((i) % BITS_PER_WORD))) != 0)

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