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428
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1 /* machine description file for hp9000 series 200 or 300 on either HPUX or BSD.
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2 Copyright (C) 1985, 1994 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="note"
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26
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27 NOTE-START
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28 HP 9000 series 200 or 300 (-machine=hp9000s300)
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29
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30 These machines are 68000-series CPUs running HP-UX
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31 (a derivative of sysV with some BSD features) or BSD 4.3 ported by Utah.
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32
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33 If you're running HP-UX, specify `-opsystem=hpux'.
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34 If you're running BSD, specify `-opsystem=bsd4-3'.
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35 NOTE-END */
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36
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37 /* Define this symbol if you are running a version of HP-UX
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38 which predates version 6.01 */
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39
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40 /* #define HPUX_5 */
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41
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42 /* Define WORD_MACHINE if addresses and such have
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43 * to be corrected before they can be used as byte counts. */
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44
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45 /* #define WORD_MACHINE */
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46
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47 /* Now define a symbol for the cpu type, if your compiler
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48 does not define it automatically. */
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49
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50 #ifndef hp9000s300
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51 #define hp9000s300
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52 #endif
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53
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54 /* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
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55 the bit field into an int. In other words, if bit fields
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56 are always unsigned.
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57
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58 If you use NO_UNION_TYPE, this flag does not matter. */
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59
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60 #define EXPLICIT_SIGN_EXTEND
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61
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62 /* Define CANNOT_DUMP on machines where unexec does not work.
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63 Then the function dump-emacs will not be defined
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64 and temacs will do (load "loadup") automatically unless told otherwise. */
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65
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66 /* #define CANNOT_DUMP */
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67
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68 /* Define VIRT_ADDR_VARIES if the virtual addresses of
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69 pure and impure space as loaded can vary, and even their
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70 relative order cannot be relied on.
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71
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72 Otherwise Emacs assumes that text space precedes data space,
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73 numerically. */
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74
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75 /* #define VIRT_ADDR_VARIES */
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76
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77 /* XEmacs: Richard Cognot <cognot@ensg.u-nancy.fr> says we need this for
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78 HPUX; but eeide@asylum.cs.utah.edu (Eric Eide) says it loses on BSD. */
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79 #ifndef BSD
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80 # define UNEXEC "unexhp9k3.o"
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81 #endif
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82
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83
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84 /* For University of Utah 4.3bsd implementation on HP300s.
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85 The #ifndef __GNUC__ definitions are required for the "standard" cc,
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86 a very old, brain-dead version of PCC. */
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87
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88 #ifdef BSD4_3
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89
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90 /* Tell crt0.c that this is an ordinary 68020. */
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91 #undef hp9000s300
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92 #define m68000
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93
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94 #define CRT0_DUMMIES bogus_a6,
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95
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96 #define HAVE_ALLOCA
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97
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98 #ifndef __GNUC__
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99 #define LIBS_DEBUG /* don't have -lg that works */
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100 #define C_DEBUG_SWITCH /* don't support -g */
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101 #endif
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102
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103 #undef LOAD_AVE_TYPE
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104 #undef LOAD_AVE_CVT
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105 #define LOAD_AVE_TYPE long
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106 #define LOAD_AVE_CVT(x) ((int) (((double) (x)) / 2048.0 * 100.0))
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107
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108 #endif /* BSD4_3 */
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109
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110 #ifndef BSD4_3
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111 /* The following definitions are for HPUX only. */
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112
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113 /* The symbol in the kernel where the load average is found
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114 is named _avenrun on this machine. */
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115
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116 #define LDAV_SYMBOL "_avenrun"
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117
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118 /* Data type of load average, as read out of kmem. */
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119
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120 #define LOAD_AVE_TYPE double
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121
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122 /* Convert that into an integer that is 100 for a load average of 1.0 */
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123
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124 #define LOAD_AVE_CVT(x) ((int) ((x) * 100.0))
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125
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126 #ifdef __GNUC__
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127 #define HAVE_ALLOCA
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128 #endif
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129
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130 /* This library is needed with -g, on the 200/300 only. */
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131
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132 #if !defined(__GNUC__) || defined(__HPUX_ASM__)
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133 #define LIBS_DEBUG "/usr/lib/end.o"
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134 #endif
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135
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136 /* Need a TEXT_START. On the HP9000/s300 that is 0. */
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137 #ifdef __GNUC__
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138 #define TEXT_START 0
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139 #endif
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140
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141 /* In older versions of hpux, for unknown reasons, S_IFLNK is defined
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142 even though symbolic links do not exist.
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143 Make sure our conditionals based on S_IFLNK are not confused.
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144
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145 Here we assume that stat.h is included before config.h
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146 so that we can override it here.
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147
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148 Version 6 of HP-UX has symbolic links. */
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149
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150 #ifdef HPUX_5
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151 #undef S_IFLNK
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152 #endif
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153
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154 /* Define C_SWITCH_MACHINE to be +X if you want the s200/300
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155 * Emacs to run on both 68010 and 68020 based hp-ux's.
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156 *
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157 * Define OLD_HP_ASSEMBLER if you have an ancient assembler
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158 *
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159 * Define HPUX_68010 if you are using the new assembler but
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160 * compiling for a s200 (upgraded) or s310. 68010 based
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161 * processor without 68881.
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162 */
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163
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164 /* These switches increase the size of some internal C compiler tables.
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165 They are required for compiling the X11 interface files. */
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166
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167 #ifndef HPUX_5
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168 #ifndef __GNUC__
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169 #define C_SWITCH_MACHINE "-Wc,-Nd4000,-Ns3000"
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170 #endif
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171 #endif
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172
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173 /* Define NEED_BSDTTY if you have such. */
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174
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175 #define NEED_BSDTTY
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176
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177 #endif /* not BSD4_3 */
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