|
428
|
1 /* machine description file for the NCR Tower 32 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="usg5-2-2" */
|
|
|
26
|
|
|
27 /* Define WORD_MACHINE if addresses and such have
|
|
|
28 * to be corrected before they can be used as byte counts. */
|
|
|
29
|
|
|
30 /* #define WORD_MACHINE */
|
|
|
31
|
|
|
32 /* Now define a symbol for the cpu type, if your compiler
|
|
|
33 does not define it automatically:
|
|
|
34 vax, m68000, ns16000, pyramid, orion, tahoe and APOLLO
|
|
|
35 are the ones defined so far. */
|
|
|
36 #define m68000
|
|
|
37
|
|
|
38 /* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
|
|
|
39 the bit field into an int. In other words, if bit fields
|
|
|
40 are always unsigned.
|
|
|
41
|
|
|
42 If you use NO_UNION_TYPE, this flag does not matter. */
|
|
|
43
|
|
|
44 #define EXPLICIT_SIGN_EXTEND
|
|
|
45
|
|
|
46 /* Data type of load average, as read out of kmem. */
|
|
|
47
|
|
|
48 /* #define LOAD_AVE_TYPE long */
|
|
|
49
|
|
|
50 /* Convert that into an integer that is 100 for a load average of 1.0 */
|
|
|
51
|
|
|
52 /* #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE) */
|
|
|
53
|
|
|
54 /* Define CANNOT_DUMP on machines where unexec does not work.
|
|
|
55 Then the function dump-emacs will not be defined
|
|
|
56 and temacs will do (load "loadup") automatically unless told otherwise. */
|
|
|
57
|
|
|
58 /* #define CANNOT_DUMP */
|
|
|
59
|
|
|
60 /* Define VIRT_ADDR_VARIES if the virtual addresses of
|
|
|
61 pure and impure space as loaded can vary, and even their
|
|
|
62 relative order cannot be relied on.
|
|
|
63
|
|
|
64 Otherwise Emacs assumes that text space precedes data space,
|
|
|
65 numerically. */
|
|
|
66
|
|
|
67 /* #define VIRT_ADDR_VARIES */
|
|
|
68
|
|
|
69 /* Define C_ALLOCA if this machine does not support a true alloca
|
|
|
70 and the one written in C should be used instead.
|
|
|
71 Define HAVE_ALLOCA to say that the system provides a properly
|
|
|
72 working alloca function and it should be used.
|
|
|
73 Define neither one if an assembler-language alloca
|
|
|
74 in the file alloca.s should be used. */
|
|
|
75
|
|
|
76 /* #define C_ALLOCA */
|
|
|
77 #define HAVE_ALLOCA
|
|
|
78
|
|
|
79 /* Change some things to avoid bugs in compiler */
|
|
|
80
|
|
|
81 #define SWITCH_ENUM_BUG 1
|
|
|
82
|
|
|
83 /* The standard C library is -lcieee, not -lc.
|
|
|
84 Also use the PW library, which contains alloca. */
|
|
|
85
|
|
|
86 #define LIB_STANDARD "-lPW -lcieee"
|
|
|
87
|
|
|
88 /* crt0.c should use the vax-bsd style of entry. Beware that if you have
|
|
|
89 OS release 2.00.00 or later, *and* change src/ymakefile so that CFLAGS
|
|
|
90 includes C_OPTIMIZE_SWITCH rather than C_DEBUG_SWITCH, you need to
|
|
|
91 uncomment CRT0_DUMMIES and C_OPTIMIZE_SWITCH below. */
|
|
|
92
|
|
|
93 /* With the optimizer OFF */
|
|
|
94
|
|
|
95 #define CRT0_DUMMIES zero, bogus_fp,
|
|
|
96
|
|
|
97 /* With the optimizer ON */
|
|
|
98
|
|
|
99 /* #define CRT0_DUMMIES */
|
|
|
100 /* #define C_OPTIMIZE_SWITCH -O2 */
|
|
|
101
|
|
|
102 /* emacs's magic number isn't temacs's;
|
|
|
103 temacs is writable text (the default!). */
|
|
|
104
|
|
|
105 #include <asld.h>
|
|
|
106 #define EXEC_MAGIC AOUT1MAGIC
|
|
|
107 #define EXEC_PAGESIZE DATACLICK
|
