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/* m- file for gec63
Copyright (C) 1986 Free Software Foundation, Inc.
This file is part of GNU Emacs.
GNU Emacs 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 1, or (at your option)
any later version.
GNU Emacs 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 GNU Emacs; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* The following three symbols give information on
the size of various data types. */
#define SHORTBITS 16 /* Number of bits in a short */
#define INTBITS 32 /* Number of bits in an int */
#define LONGBITS 32 /* Number of bits in a long */
/* GEC63 is big-endian: lowest numbered byte is most significant. */
#define BIG_ENDIAN
/* Define how to take a char and sign-extend into an int.
On machines where char is signed, this is a no-op. */
#define SIGN_EXTEND_CHAR(c) (((c)<<24)>>24)
/* Say this machine is a 68000 */
#define gec63
/* Use an int to represent Lisp_Object */
#define NO_UNION_TYPE
/* GEC63 has alloca in the PW/ux63 library. */
#define LIB_STANDARD -lPW -lc
#define HAVE_ALLOCA
/* Do not define LOAD_AVE_TYPE or LOAD_AVE_CVT
since there is no /dev/kmem */
#undef ADDR_CORRECT(x)
#define NO_ARG_ARRAY
#undef TERMCAP
#define TERMINFO
/* Define sizes of portions of a Lisp_Object. */
#define VALBITS 22
#define GCTYPEBITS 5
#define VALAMASK (((1<<VALBITS) - 1)| 0xF0000000L)
#define XTYPE(a) ((enum Lisp_Type) (((a) >> VALBITS) & GCTYPEMASK))
#define XSETTYPE(a, b) ((a) = ((a) & VALAMASK) + ((int)(b) << VALBITS))
#define XPNTR(a) ((a) & VALAMASK)
#define XSETPNTR(a, b) ((a) = ((a) & ~VALAMASK) + ((b) & VALAMASK))
#define XSET(var, type, ptr) \
((var) = ((int)(type) << VALBITS) + ((int) (ptr) & VALAMASK))
/* Move some garbage-collector flag bits to different bit positions. */
#define ARRAY_MARK_FLAG (1 << 27)
#define DONT_COPY_FLAG (1 << 26)
#define NO_REMAP
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