1 /* machine description file for the NCR Tower 32 running System V.3.
2 Copyright (C) 1986, 2002, 2003, 2004, 2005,
3 2006 Free Software Foundation, Inc.
5 This file is part of GNU Emacs.
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)
12 GNU Emacs is distributed in the hope that it will be useful,
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.
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
19 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
20 Boston, MA 02110-1301, USA. */
24 /* The following line tells the configuration script what sort of
25 operating system this machine is likely to run.
26 USUAL-OPSYS="usg5-3" */
28 /* Define WORDS_BIG_ENDIAN iff lowest-numbered byte in a word
29 is the most significant byte. */
31 #define WORDS_BIG_ENDIAN
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. */
36 /* #define NO_ARG_ARRAY */
38 /* Define WORD_MACHINE if addresses and such have
39 * to be corrected before they can be used as byte counts. */
41 /* #define WORD_MACHINE */
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. */
49 /* Use type int rather than a union, to represent Lisp_Object */
50 /* This is desirable for most machines. */
54 /* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
55 the bit field into an int. In other words, if bit fields
58 If you use NO_UNION_TYPE, this flag does not matter. */
60 #define EXPLICIT_SIGN_EXTEND
62 /* Data type of load average, as read out of kmem. */
64 /* #define LOAD_AVE_TYPE long */
66 /* Convert that into an integer that is 100 for a load average of 1.0 */
68 /* #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE) */
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. */
74 /* #define CANNOT_DUMP */
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.
80 Otherwise Emacs assumes that text space precedes data space,
83 /* #define VIRT_ADDR_VARIES */
86 #define C_OPTIMIZE_SWITCH -O -fstrength-reduce -fomit-frame-pointer
87 #define LIB_STANDARD -lc /lib/crtn.o
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. */
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. */
94 /* #define C_OPTIMIZE_SWITCH -O2 */
95 /* #define LIB_STANDARD -lc /lib/crtn.o */
98 /* The OS maps the data section far away from the text section. */
102 #define START_FILES pre-crt0.o /lib/crt1.o
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. */
108 /* The OS needs stream.h+ptem.h included in sysdep.c. */
112 /* arch-tag: 3dff1355-7cb6-49e3-8834-85a369e4ea8f
113 (do not change this comment) */