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20c428fd | 1 | /* machine description file for the NCR Tower 32 running System V.3. |
aaef169d TTN |
2 | Copyright (C) 1986, 2002, 2003, 2004, 2005, |
3 | 2006 Free Software Foundation, Inc. | |
20c428fd JB |
4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
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7 | GNU Emacs is free software; you can redistribute it and/or modify |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2, or (at your option) | |
10 | any later version. | |
11 | ||
20c428fd | 12 | GNU Emacs is distributed in the hope that it will be useful, |
4a6fd0de JB |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GNU Emacs; see the file COPYING. If not, write to | |
364c38d3 LK |
19 | the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
20 | Boston, MA 02110-1301, USA. */ | |
4a6fd0de | 21 | |
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22 | |
23 | ||
177c0ea7 | 24 | /* The following line tells the configuration script what sort of |
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25 | operating system this machine is likely to run. |
26 | USUAL-OPSYS="usg5-3" */ | |
27 | ||
74d3f806 KH |
28 | /* Define WORDS_BIG_ENDIAN iff lowest-numbered byte in a word |
29 | is the most significant byte. */ | |
30 | ||
31 | #define WORDS_BIG_ENDIAN | |
32 | ||
20c428fd JB |
33 | /* Define NO_ARG_ARRAY if you cannot take the address of the first of a |
34 | * group of arguments and treat it as an array of the arguments. */ | |
35 | ||
36 | /* #define NO_ARG_ARRAY */ | |
37 | ||
38 | /* Define WORD_MACHINE if addresses and such have | |
39 | * to be corrected before they can be used as byte counts. */ | |
40 | ||
41 | /* #define WORD_MACHINE */ | |
42 | ||
20c428fd JB |
43 | /* Now define a symbol for the cpu type, if your compiler |
44 | does not define it automatically: | |
45 | vax, m68000, ns16000, pyramid, orion, tahoe and APOLLO | |
46 | are the ones defined so far. */ | |
47 | #define m68000 | |
48 | ||
49 | /* Use type int rather than a union, to represent Lisp_Object */ | |
50 | /* This is desirable for most machines. */ | |
51 | ||
52 | #define NO_UNION_TYPE | |
53 | ||
54 | /* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend | |
09b3d662 | 55 | the bit field into an int. In other words, if bit fields |
20c428fd JB |
56 | are always unsigned. |
57 | ||
58 | If you use NO_UNION_TYPE, this flag does not matter. */ | |
59 | ||
60 | #define EXPLICIT_SIGN_EXTEND | |
61 | ||
62 | /* Data type of load average, as read out of kmem. */ | |
63 | ||
64 | /* #define LOAD_AVE_TYPE long */ | |
65 | ||
66 | /* Convert that into an integer that is 100 for a load average of 1.0 */ | |
67 | ||
68 | /* #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE) */ | |
69 | ||
70 | /* Define CANNOT_DUMP on machines where unexec does not work. | |
71 | Then the function dump-emacs will not be defined | |
72 | and temacs will do (load "loadup") automatically unless told otherwise. */ | |
73 | ||
74 | /* #define CANNOT_DUMP */ | |
75 | ||
76 | /* Define VIRT_ADDR_VARIES if the virtual addresses of | |
77 | pure and impure space as loaded can vary, and even their | |
78 | relative order cannot be relied on. | |
79 | ||
80 | Otherwise Emacs assumes that text space precedes data space, | |
81 | numerically. */ | |
82 | ||
83 | /* #define VIRT_ADDR_VARIES */ | |
84 | ||
20c428fd | 85 | #ifdef __GNUC__ |
20c428fd JB |
86 | #define C_OPTIMIZE_SWITCH -O -fstrength-reduce -fomit-frame-pointer |
87 | #define LIB_STANDARD -lc /lib/crtn.o | |
88 | #else | |
89 | /* This section is correct if you do *not* change src/ymakefile so that | |
90 | CFLAGS includes C_OPTIMIZE_SWITCH rather than C_DEBUG_SWITCH. */ | |
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91 | #define C_DEBUG_SWITCH -g -O0 |
92 | #define LIB_STANDARD -lc -lPW /lib/crtn.o | |
93 | /* This section is correct if you do enable C_OPTIMIZE_SWITCH. */ | |
20c428fd JB |
94 | /* #define C_OPTIMIZE_SWITCH -O2 */ |
95 | /* #define LIB_STANDARD -lc /lib/crtn.o */ | |
96 | #endif | |
97 | ||
98 | /* The OS maps the data section far away from the text section. */ | |
99 | #define NO_REMAP | |
100 | #define TEXT_START 0 | |
101 | #undef static | |
102 | #define START_FILES pre-crt0.o /lib/crt1.o | |
103 | ||
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104 | /* The OS has an implementation of symlinks that is semantically different |
105 | from BSD, but for some silly reason it partly has the same syntax. */ | |
106 | #undef S_IFLNK | |
107 | ||
108 | /* The OS needs stream.h+ptem.h included in sysdep.c. */ | |
109 | #define NO_SIOCTL_H | |
110 | #define NEED_PTEM_H | |
ab5796a9 MB |
111 | |
112 | /* arch-tag: 3dff1355-7cb6-49e3-8834-85a369e4ea8f | |
113 | (do not change this comment) */ |