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1 /* machine description file for the NCR Tower 32 running System V.2.
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2 Copyright (C) 1986 Free Software Foundation, Inc.
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3
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4 This file is part of GNU Emacs.
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5
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6 GNU Emacs is free software; you can redistribute it and/or modify
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7 it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation; either version 2, or (at your option)
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9 any later version.
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10
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11 GNU Emacs is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with XEmacs; see the file COPYING. If not, write to
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18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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19 Boston, MA 02111-1307, USA. */
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20
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21 /* Synched up with: FSF 19.31. */
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22
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23 /* The following line tells the configuration script what sort of
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24 operating system this machine is likely to run.
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25 USUAL-OPSYS="usg5-2-2" */
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26
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27 /* Now define a symbol for the cpu type, if your compiler
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28 does not define it automatically:
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29 vax, m68000, ns16000, pyramid, orion, tahoe and APOLLO
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30 are the ones defined so far. */
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31 #define m68000
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32
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33 /* Data type of load average, as read out of kmem. */
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34
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35 /* #define LOAD_AVE_TYPE long */
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36
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37 /* Convert that into an integer that is 100 for a load average of 1.0 */
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38
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39 /* #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE) */
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40
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41 /* Define CANNOT_DUMP on machines where unexec does not work.
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42 Then the function dump-emacs will not be defined
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43 and temacs will do (load "loadup") automatically unless told otherwise. */
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44
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45 /* #define CANNOT_DUMP */
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46
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47 /* Define VIRT_ADDR_VARIES if the virtual addresses of
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48 pure and impure space as loaded can vary, and even their
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49 relative order cannot be relied on.
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50
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51 Otherwise Emacs assumes that text space precedes data space,
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52 numerically. */
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53
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54 /* #define VIRT_ADDR_VARIES */
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55
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56 /* Define C_ALLOCA if this machine does not support a true alloca
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57 and the one written in C should be used instead.
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58 Define HAVE_ALLOCA to say that the system provides a properly
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59 working alloca function and it should be used.
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60 Define neither one if an assembler-language alloca
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61 in the file alloca.s should be used. */
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62
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63 /* #define C_ALLOCA */
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64 #define HAVE_ALLOCA
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65
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66 /* Change some things to avoid bugs in compiler */
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67
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68 #define SWITCH_ENUM_BUG 1
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69
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70 /* The standard C library is -lcieee, not -lc.
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71 Also use the PW library, which contains alloca. */
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72
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163
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73 #define LIB_STANDARD "-lPW -lcieee"
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74
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75 /* crt0.c should use the vax-bsd style of entry. Beware that if you have
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76 OS release 2.00.00 or later, *and* change src/ymakefile so that CFLAGS
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77 includes C_OPTIMIZE_SWITCH rather than C_DEBUG_SWITCH, you need to
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78 uncomment CRT0_DUMMIES and C_OPTIMIZE_SWITCH below. */
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79
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80 /* With the optimizer OFF */
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81
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82 #define CRT0_DUMMIES zero, bogus_fp,
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83
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84 /* With the optimizer ON */
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85
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86 /* #define CRT0_DUMMIES */
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87 /* #define C_OPTIMIZE_SWITCH -O2 */
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88
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89 /* emacs's magic number isn't temacs's;
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90 temacs is writable text (the default!). */
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91
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92 #include <asld.h>
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93 #define EXEC_MAGIC AOUT1MAGIC
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94 #define EXEC_PAGESIZE DATACLICK
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