41 lines
1.4 KiB
C
41 lines
1.4 KiB
C
/* Define machine-dependencies for bison,
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Copyright (C) 1984, 1989 Free Software Foundation, Inc.
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This file is part of Bison, the GNU Compiler Compiler.
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Bison is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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Bison is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Bison; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifdef eta10
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#define MAXSHORT 2147483647
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#define MINSHORT -2147483648
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#else
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#define MAXSHORT 32767
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#define MINSHORT -32768
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#endif
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#if defined (MSDOS) && !defined (__GO32__)
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#define BITS_PER_WORD 16
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#define MAXTABLE 16383
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#else
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#define BITS_PER_WORD 32
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#define MAXTABLE 32767
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#endif
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#define WORDSIZE(n) (((n) + BITS_PER_WORD - 1) / BITS_PER_WORD)
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#define SETBIT(x, i) ((x)[(i)/BITS_PER_WORD] |= (1<<((i) % BITS_PER_WORD)))
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#define RESETBIT(x, i) ((x)[(i)/BITS_PER_WORD] &= ~(1<<((i) % BITS_PER_WORD)))
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#define BITISSET(x, i) (((x)[(i)/BITS_PER_WORD] & (1<<((i) % BITS_PER_WORD))) != 0)
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