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1 /* Base configuration file for all NetBSD targets.
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111
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2 Copyright (C) 1997-2017 Free Software Foundation, Inc.
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3
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4 This file is part of GCC.
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5
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6 GCC 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 3, or (at your option)
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9 any later version.
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10
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11 GCC 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 GCC; see the file COPYING3. If not see
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18 <http://www.gnu.org/licenses/>. */
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19
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20 /* TARGET_OS_CPP_BUILTINS() common to all NetBSD targets. */
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21 #define NETBSD_OS_CPP_BUILTINS_COMMON() \
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22 do \
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23 { \
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24 builtin_define ("__NetBSD__"); \
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25 builtin_define ("__unix__"); \
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26 builtin_assert ("system=bsd"); \
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27 builtin_assert ("system=unix"); \
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28 builtin_assert ("system=NetBSD"); \
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29 } \
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30 while (0)
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31
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32 /* CPP_SPEC parts common to all NetBSD targets. */
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33 #define NETBSD_CPP_SPEC \
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34 "%{posix:-D_POSIX_SOURCE} \
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35 %{pthread:-D_REENTRANT -D_PTHREADS}"
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36
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37 /* NETBSD_NATIVE is defined when gcc is integrated into the NetBSD
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38 source tree so it can be configured appropriately without using
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39 the GNU configure/build mechanism. */
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40
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41 #ifdef NETBSD_NATIVE
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42
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43 /* Look for the include files in the system-defined places. */
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44
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45 #undef GPLUSPLUS_INCLUDE_DIR
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46 #define GPLUSPLUS_INCLUDE_DIR "/usr/include/g++"
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47
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48 #undef GCC_INCLUDE_DIR
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49 #define GCC_INCLUDE_DIR "/usr/include"
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50
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51 #undef INCLUDE_DEFAULTS
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52 #define INCLUDE_DEFAULTS \
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53 { \
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54 { GPLUSPLUS_INCLUDE_DIR, "G++", 1, 1 }, \
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55 { GCC_INCLUDE_DIR, "GCC", 0, 0 }, \
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56 { 0, 0, 0, 0 } \
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57 }
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58
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59 /* Under NetBSD, the normal location of the compiler back ends is the
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60 /usr/libexec directory. */
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61
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62 #undef STANDARD_EXEC_PREFIX
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63 #define STANDARD_EXEC_PREFIX "/usr/libexec/"
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64
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65 /* Under NetBSD, the normal location of the various *crt*.o files is the
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66 /usr/lib directory. */
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67
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68 #undef STANDARD_STARTFILE_PREFIX
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69 #define STANDARD_STARTFILE_PREFIX "/usr/lib/"
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70
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71 #endif /* NETBSD_NATIVE */
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72
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73
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74 /* Provide a LIB_SPEC appropriate for NetBSD. Here we:
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75
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76 1. Select the appropriate set of libs, depending on whether we're
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77 profiling.
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78
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79 2. Include the pthread library if -pthread is specified (only
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80 if threads are enabled).
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81
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82 3. Include the posix library if -posix is specified.
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83
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84 FIXME: Could eliminate the duplication here if we were allowed to
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85 use string concatenation. */
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86
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87 #define NETBSD_LIB_SPEC \
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88 "%{pthread: \
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89 %{!p: \
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90 %{!pg:-lpthread}} \
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91 %{p:-lpthread_p} \
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92 %{pg:-lpthread_p}} \
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93 %{posix: \
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94 %{!p: \
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95 %{!pg:-lposix}} \
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96 %{p:-lposix_p} \
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97 %{pg:-lposix_p}} \
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98 %{shared:-lc} \
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0
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99 %{!shared: \
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100 %{!symbolic: \
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101 %{!p: \
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102 %{!pg:-lc}} \
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103 %{p:-lc_p} \
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104 %{pg:-lc_p}}}"
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105
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106 #undef LIB_SPEC
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107 #define LIB_SPEC NETBSD_LIB_SPEC
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108
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111
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109 /* Provide a LIBGCC_SPEC appropriate for NetBSD. */
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0
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110
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111 #ifdef NETBSD_NATIVE
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112 #define NETBSD_LIBGCC_SPEC \
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113 "%{!symbolic: \
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114 %{!shared: \
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115 %{!p: \
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116 %{!pg: -lgcc}}} \
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117 %{shared: -lgcc_pic} \
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118 %{p: -lgcc_p} \
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119 %{pg: -lgcc_p}}"
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120 #else
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111
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121 #define NETBSD_LIBGCC_SPEC "-lgcc"
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0
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122 #endif
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123
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124 #undef LIBGCC_SPEC
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125 #define LIBGCC_SPEC NETBSD_LIBGCC_SPEC
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126
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111
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127 #if defined(HAVE_LD_EH_FRAME_HDR)
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128 #define LINK_EH_SPEC "%{!static|static-pie:--eh-frame-hdr} "
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129 #endif
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130
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131 #undef TARGET_LIBC_HAS_FUNCTION
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132 #define TARGET_LIBC_HAS_FUNCTION no_c99_libc_has_function
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133
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134 /* When building shared libraries, the initialization and finalization
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135 functions for the library are .init and .fini respectively. */
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136
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137 #define COLLECT_SHARED_INIT_FUNC(STREAM,FUNC) \
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138 do { \
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139 fprintf ((STREAM), "void __init() __asm__ (\".init\");"); \
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140 fprintf ((STREAM), "void __init() {\n\t%s();\n}\n", (FUNC)); \
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141 } while (0)
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142
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143 #define COLLECT_SHARED_FINI_FUNC(STREAM,FUNC) \
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144 do { \
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145 fprintf ((STREAM), "void __fini() __asm__ (\".fini\");"); \
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146 fprintf ((STREAM), "void __fini() {\n\t%s();\n}\n", (FUNC)); \
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147 } while (0)
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148
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149 #undef TARGET_POSIX_IO
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150 #define TARGET_POSIX_IO
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151
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152 /* Don't assume anything about the header files. */
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153 #undef NO_IMPLICIT_EXTERN_C
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154 #define NO_IMPLICIT_EXTERN_C 1
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155
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156 /* Define some types that are the same on all NetBSD platforms,
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157 making them agree with <machine/ansi.h>. */
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158
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159 #undef WCHAR_TYPE
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160 #define WCHAR_TYPE "int"
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161
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162 #undef WCHAR_TYPE_SIZE
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163 #define WCHAR_TYPE_SIZE 32
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164
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165 #undef WINT_TYPE
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166 #define WINT_TYPE "int"
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167
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111
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168 #undef SUBTARGET_INIT_BUILTINS
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169 #define SUBTARGET_INIT_BUILTINS \
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170 do { \
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171 netbsd_patch_builtins (); \
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172 } while(0)
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