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20c428fd | 1 | /* machine description file template. |
6a321bbc GM |
2 | |
3 | Copyright (C) 1985, 1986, 2001, 2002, 2003, 2004, 2005, 2006, 2007, | |
4 | 2008, 2009, 2010 Free Software Foundation, Inc. | |
20c428fd JB |
5 | |
6 | This file is part of GNU Emacs. | |
7 | ||
eb3d11ef | 8 | GNU Emacs is free software: you can redistribute it and/or modify |
20c428fd | 9 | it under the terms of the GNU General Public License as published by |
eb3d11ef GM |
10 | the Free Software Foundation, either version 3 of the License, or |
11 | (at your option) any later version. | |
20c428fd JB |
12 | |
13 | GNU Emacs is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
eb3d11ef | 19 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ |
20c428fd | 20 | |
20c428fd | 21 | /* Now define a symbol for the cpu type, if your compiler |
ad76189a DN |
22 | does not define it automatically. |
23 | Ones defined so far include m68k and many others */ | |
20c428fd | 24 | |
20c428fd JB |
25 | /* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend |
26 | the 24-bit bit field into an int. In other words, if bit fields | |
27 | are always unsigned. | |
28 | ||
6e5cb96f | 29 | This flag only matters if you use USE_LISP_UNION_TYPE. */ |
20c428fd JB |
30 | #define EXPLICIT_SIGN_EXTEND |
31 | ||
32 | /* Data type of load average, as read out of kmem. */ | |
20c428fd JB |
33 | #define LOAD_AVE_TYPE long |
34 | ||
35 | /* Convert that into an integer that is 100 for a load average of 1.0 */ | |
20c428fd JB |
36 | #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE) |
37 | ||
20c428fd JB |
38 | /* Define VIRT_ADDR_VARIES if the virtual addresses of |
39 | pure and impure space as loaded can vary, and even their | |
40 | relative order cannot be relied on. | |
41 | ||
42 | Otherwise Emacs assumes that text space precedes data space, | |
43 | numerically. */ | |
20c428fd JB |
44 | #define VIRT_ADDR_VARIES |
45 | ||
7b570c76 GM |
46 | /* After adding support for a new machine, modify the large case |
47 | statement in configure.in to recognize reasonable | |
00b1a5fb JB |
48 | configuration names, and add a description of the system to |
49 | `etc/MACHINES'. | |
50 | ||
7b570c76 GM |
51 | Check for any tests of $machine in configure.in, and add an entry |
52 | for the new machine if needed. | |
53 | ||
00b1a5fb JB |
54 | If you've just fixed a problem in an existing configuration file, |
55 | you should also check `etc/MACHINES' to make sure its descriptions | |
56 | of known problems in that configuration should be updated. */ | |
ab5796a9 MB |
57 | |
58 | /* arch-tag: d7dae0a9-4f99-4939-bef9-5738e1f33955 | |
59 | (do not change this comment) */ |