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428
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1 /* machine description file for the Plexus 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" */
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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 /* Plexus predefines m68 instead of m68000. */
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32 #define m68000 m68
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33
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34 /* Data type of load average, as read out of kmem. */
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35
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36 #undef LOAD_AVE_TYPE
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37
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38 /* Convert that into an integer that is 100 for a load average of 1.0 */
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39
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40 #undef LOAD_AVE_CVT
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41
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42 /* Define NO_REMAP if memory segmentation makes it not work well
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43 to change the boundary between the text section and data section
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44 when Emacs is dumped. If you define this, the preloaded Lisp
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45 code will not be sharable; but that's better than failing completely. */
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46
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47 #undef NO_REMAP
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48
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49 /* Use the following on ld so we can use the gnu crt0
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50 The plexus ld looks for start */
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51 #define LD_SWITCH_MACHINE "-e __start"
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52
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53 /* Use the PW library, which contains alloca. */
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54
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55 #define LIB_STANDARD "-lPW -lc"
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56
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57 /* crt0.c should use the vax-bsd style of entry, with no dummy args. */
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58
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59 #define CRT0_DUMMIES zero1, zero2,
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60
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61 /* This triggers some stuff to avoid a compiler bug */
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62
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63 #define TAHOE_REGISTER_BUG
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