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428
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1 /* machine description file for Power PC
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2 Copyright (C) 1987, 1994 Free Software Foundation, Inc.
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3 Copyright (C) 1995 Board of Trustees, University of Illinois
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4
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5 This file is part of XEmacs.
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6
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7 XEmacs is free software; you can redistribute it and/or modify
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8 it under the terms of the GNU General Public License as published by
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9 the Free Software Foundation; either version 2, or (at your option)
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10 any later version.
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11
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12 XEmacs is distributed in the hope that it will be useful,
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13 but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 GNU General Public License for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with XEmacs; see the file COPYING. If not, write to
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19 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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20 Boston, MA 02111-1307, USA. */
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21
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22 /* The following line tells the configuration script what sort of
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23 operating system this machine is likely to run.
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24 USUAL-OPSYS="solaris2-5" */
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25
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26 #ifdef NOT_C_CODE
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27 # define POWERPC
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28 #else
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29 # ifndef powerpc
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30 # define powerpc
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31 # endif
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32 #endif
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33
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34 #ifdef __GNUC__
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35 # define C_OPTIMIZE_SWITCH "-O"
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36 #else
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37 /* XEmacs change */
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38 # ifdef USE_LCC
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39 # define C_OPTIMIZE_SWITCH "-O4 -Oi"
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40 # else
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41 /* This level of optimization is reported to work. */
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42 # define C_OPTIMIZE_SWITCH "-O2"
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43 # endif
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44 #endif
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45
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46 #ifndef __linux__
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47 /* Data type of load average, as read out of kmem. */
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48
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49 #define LOAD_AVE_TYPE long
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50
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51 /* Convert that into an integer that is 100 for a load average of 1.0 */
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52
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53 #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)
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54 #else /* mklinux */
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55
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56 /* Define addresses, macros, change some setup for dump */
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57
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58 #define NO_REMAP
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59
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60 #define N_BADMAG(x) BADMAG(x)
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61 #define N_TXTOFF(x) A_TEXTPOS(x)
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62 #define N_SYMOFF(x) A_SYMPOS(x)
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63 /* #define A_TEXT_OFFSET(HDR) sizeof(HDR) */
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64 /* #define ADJUST_EXEC_HEADER \
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65 unexec_text_start += sizeof(hdr); \
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66 unexec_data_start = ohdr.a_dbase
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67 */
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68 #undef ADDR_CORRECT
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69 #define ADDR_CORRECT(x) ((int)(x))
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70
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71 /* Define C_ALLOCA if this machine does not support a true alloca
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72 and the one written in C should be used instead.
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73 Define HAVE_ALLOCA to say that the system provides a properly
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74 working alloca function and it should be used.
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75 Define neither one if an assembler-language alloca
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76 in the file alloca.s should be used. */
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77
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78 #define HAVE_ALLOCA
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79
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80 /* Specify the font for X to use.
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81 This used to be Rom14.500; that's nice on the X server shipped with
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82 the RS/6000, but it's not available on other servers. */
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83 #define X_DEFAULT_FONT "fixed"
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84
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85 /* Here override various assumptions in ymakefile */
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86
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87 /* #undef START_FILES */
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88 /* #define HAVE_SYSVIPC */
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89 /* #define HAVE_GETWD */
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90
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91 /* Don't try to include sioctl.h or ptem.h. */
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92 #undef NEED_SIOCTL
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93 #undef NEED_PTEM_H
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94
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95 #define ORDINARY_LINK
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96 /*#define LD_SWITCH_MACHINE -T ${srcdir}/src/ppc.ldscript*/
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97 #endif
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