|
428
|
1 /* machine description file for the Plexus running System V.2.
|
|
|
2 Copyright (C) 1986 Free Software Foundation, Inc.
|
|
|
3
|
|
|
4 This file is part of GNU Emacs.
|
|
|
5
|
|
|
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)
|
|
|
9 any later version.
|
|
|
10
|
|
|
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.
|
|
|
15
|
|
|
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. */
|
|
|
20
|
|
|
21 /* Synched up with: FSF 19.31. */
|
|
|
22
|
|
|
23 /* The following line tells the configuration script what sort of
|
|
|
24 operating system this machine is likely to run.
|
|
|
25 USUAL-OPSYS="usg5-2" */
|
|
|
26
|
|
|
27 /* Now define a symbol for the cpu type, if your compiler
|
|
|
28 does not define it automatically:
|
|
|
29 vax, m68000, ns16000, pyramid, orion, tahoe and APOLLO
|
|
|
30 are the ones defined so far. */
|
|
|
31 /* Plexus predefines m68 instead of m68000. */
|
|
|
32 #define m68000 m68
|
|
|
33
|
|
|
34 /* Data type of load average, as read out of kmem. */
|
|
|
35
|
|
|
36 #undef LOAD_AVE_TYPE
|
|
|
37
|
|
|
38 /* Convert that into an integer that is 100 for a load average of 1.0 */
|
|
|
39
|
|
|
40 #undef LOAD_AVE_CVT
|
|
|
41
|
|
|
42 /* Define CANNOT_DUMP on machines where unexec does not work.
|
|
|
43 Then the function dump-emacs will not be defined
|
|
|
44 and temacs will do (load "loadup") automatically unless told otherwise. */
|
|
|
45
|
|
|
46 #undef CANNOT_DUMP
|
|
|
47
|
|
|
48 /* Define C_ALLOCA if this machine does not support a true alloca
|
|
|
49 and the one written in C should be used instead.
|
|
|
50 Define HAVE_ALLOCA to say that the system provides a properly
|
|
|
51 working alloca function and it should be used.
|
|
|
52 Define neither one if an assembler-language alloca
|
|
|
53 in the file alloca.s should be used. */
|
|
|
54
|
|
|
55 #undef C_ALLOCA
|
|
|
56 #define HAVE_ALLOCA
|
|
|
57
|
|
|
58 /* Define NO_REMAP if memory segmentation makes it not work well
|
|
|
59 to change the boundary between the text section and data section
|
|
|
60 when Emacs is dumped. If you define this, the preloaded Lisp
|
|
|
61 code will not be sharable; but that's better than failing completely. */
|
|
|
62
|
|
|
63 #undef NO_REMAP
|
|
|
64
|
|
|
65 /* Use the following on ld so we can use the gnu crt0
|
|
|
66 The plexus ld looks for start */
|
|
|
67 #define LD_SWITCH_MACHINE "-e __start"
|
|
|
68
|
|
|
69 /* Use the PW library, which contains alloca. */
|
|
|
70
|
|
|
71 #define LIB_STANDARD "-lPW -lc"
|
|
|
72
|
|
|
73 /* crt0.c should use the vax-bsd style of entry, with no dummy args. */
|
|
|
74
|
|
|
75 #define CRT0_DUMMIES zero1, zero2,
|
|
|
76
|
|
|
77 /* This triggers some stuff to avoid a compiler bug */
|
|
|
78
|
|
|
79 #define TAHOE_REGISTER_BUG
|
