1 /* Machine description file for generic Motorola 68k.
2 Copyright (C) 1985, 1995 Free Software Foundation, Inc.
4 This file is part of GNU Emacs.
6 GNU Emacs 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)
11 GNU Emacs 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.
16 You should have received a copy of the GNU General Public License
17 along with XEmacs; see the file COPYING. If not, write to
18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA. */
21 /* Synched up with: FSF 19.31. */
23 /* Now define a symbol for the cpu type, if your compiler
24 does not define it automatically. */
30 /* Define CANNOT_DUMP on machines where unexec does not work.
31 Then the function dump-emacs will not be defined
32 and temacs will do (load "loadup") automatically unless told otherwise. */
34 /* #define CANNOT_DUMP */
36 /* Define VIRT_ADDR_VARIES if the virtual addresses of
37 pure and impure space as loaded can vary, and even their
38 relative order cannot be relied on.
40 Otherwise Emacs assumes that text space precedes data space,
43 /* #define VIRT_ADDR_VARIES */
51 /* If compiling with GCC, let GCC implement alloca. */
52 #if defined(__GNUC__) && !defined(alloca)
53 #define alloca(n) __builtin_alloca(n)
56 #define ASSERT_VALID_POINTER(pnt) (assert ((((int) pnt) & 1) == 0))