mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-18 10:35:55 +00:00
9f36c7f497
In case you're wondering, the gcc-2.7.2.1 import uses this to generate code. The size of the generated code is bigger than the entire bison release, making this a saving. The bison doc is pretty good apparently.
40 lines
1.4 KiB
C
40 lines
1.4 KiB
C
/* Define machine-dependencies for bison,
|
|
Copyright (C) 1984, 1989 Free Software Foundation, Inc.
|
|
|
|
This file is part of Bison, the GNU Compiler Compiler.
|
|
|
|
Bison is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2, or (at your option)
|
|
any later version.
|
|
|
|
Bison is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with Bison; see the file COPYING. If not, write to
|
|
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
|
|
|
|
#ifdef eta10
|
|
#define MAXSHORT 2147483647
|
|
#define MINSHORT -2147483648
|
|
#else
|
|
#define MAXSHORT 32767
|
|
#define MINSHORT -32768
|
|
#endif
|
|
|
|
#if defined (MSDOS) && !defined (__GO32__)
|
|
#define BITS_PER_WORD 16
|
|
#define MAXTABLE 16383
|
|
#else
|
|
#define BITS_PER_WORD 32
|
|
#define MAXTABLE 32767
|
|
#endif
|
|
|
|
#define WORDSIZE(n) (((n) + BITS_PER_WORD - 1) / BITS_PER_WORD)
|
|
#define SETBIT(x, i) ((x)[(i)/BITS_PER_WORD] |= (1<<((i) % BITS_PER_WORD)))
|
|
#define RESETBIT(x, i) ((x)[(i)/BITS_PER_WORD] &= ~(1<<((i) % BITS_PER_WORD)))
|
|
#define BITISSET(x, i) (((x)[(i)/BITS_PER_WORD] & (1<<((i) % BITS_PER_WORD))) != 0)
|