Commit | Line | Data |
---|---|---|
252b5132 RH |
1 | # This shell script emits a C file. -*- C -*- |
2 | # It does some substitutions. | |
3 | cat >e${EMULATION_NAME}.c <<EOF | |
3bcf5557 | 4 | /* Copyright 1991, 1992, 1994, 1999, 2000, 2001, 2002, 2003 |
48f6162b | 5 | Free Software Foundation, Inc. |
252b5132 RH |
6 | |
7 | This file is part of GLD, the Gnu Linker. | |
8 | ||
9 | GLD is free software; you can redistribute it and/or modify | |
10 | it under the terms of the GNU General Public License as published by | |
11 | the Free Software Foundation; either version 1, or (at your option) | |
12 | any later version. | |
13 | ||
14 | GLD is distributed in the hope that it will be useful, | |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | GNU General Public License for more details. | |
18 | ||
19 | You should have received a copy of the GNU General Public License | |
20 | along with GLD; see the file COPYING. If not, write to | |
21 | the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
22 | ||
0c7a8e5a | 23 | /* |
252b5132 RH |
24 | * emulate the Intels port of gld |
25 | */ | |
26 | ||
27 | ||
28 | #include "bfd.h" | |
29 | #include "sysdep.h" | |
30 | #include "libiberty.h" | |
31 | #include "bfdlink.h" | |
32 | ||
33 | #include "ld.h" | |
252b5132 RH |
34 | #include "ldmisc.h" |
35 | #include "ldmain.h" | |
36 | ||
b71e2778 AM |
37 | #include "ldexp.h" |
38 | #include "ldlang.h" | |
39 | #include "ldfile.h" | |
40 | #include "ldemul.h" | |
41 | ||
252b5132 RH |
42 | #ifdef GNU960 |
43 | ||
44 | static void | |
0c7a8e5a | 45 | gld960_before_parse (void) |
252b5132 RH |
46 | { |
47 | static char *env_variables[] = { "G960LIB", "G960BASE", 0 }; | |
48 | char **p; | |
49 | char *env ; | |
50 | ||
51 | for ( p = env_variables; *p; p++ ){ | |
52 | env = (char *) getenv(*p); | |
53 | if (env) { | |
54 | ldfile_add_library_path (concat (env, | |
55 | "/lib/libbout", | |
56 | (const char *) NULL), | |
b34976b6 | 57 | FALSE); |
252b5132 RH |
58 | } |
59 | } | |
60 | ldfile_output_architecture = bfd_arch_i960; | |
61 | } | |
62 | ||
63 | #else /* not GNU960 */ | |
64 | ||
0c7a8e5a | 65 | static void gld960_before_parse (void) |
252b5132 RH |
66 | { |
67 | char *env ; | |
68 | env = getenv("G960LIB"); | |
69 | if (env) { | |
b34976b6 | 70 | ldfile_add_library_path(env, FALSE); |
252b5132 RH |
71 | } |
72 | env = getenv("G960BASE"); | |
73 | if (env) | |
b34976b6 | 74 | ldfile_add_library_path (concat (env, "/lib", (const char *) NULL), FALSE); |
252b5132 RH |
75 | ldfile_output_architecture = bfd_arch_i960; |
76 | } | |
77 | ||
78 | #endif /* GNU960 */ | |
79 | ||
80 | ||
81 | static void | |
0c7a8e5a | 82 | gld960_set_output_arch (void) |
252b5132 RH |
83 | { |
84 | bfd_set_arch_mach(output_bfd, ldfile_output_architecture, bfd_mach_i960_core); | |
85 | } | |
86 | ||
87 | static char * | |
0c7a8e5a | 88 | gld960_choose_target (int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED) |
252b5132 RH |
89 | { |
90 | #ifdef GNU960 | |
91 | ||
92 | output_filename = "b.out"; | |
93 | return bfd_make_targ_name(BFD_BOUT_FORMAT, 0); | |
94 | ||
95 | #else | |
96 | ||
97 | char *from_outside = getenv(TARGET_ENVIRON); | |
98 | output_filename = "b.out"; | |
99 | ||
100 | if (from_outside != (char *)NULL) | |
101 | return from_outside; | |
102 | ||
103 | return "b.out.little"; | |
104 | ||
105 | #endif | |
106 | } | |
107 | ||
108 | static char * | |
0c7a8e5a | 109 | gld960_get_script (int *isfile) |
252b5132 RH |
110 | EOF |
111 | ||
112 | if test -n "$COMPILE_IN" | |
113 | then | |
114 | # Scripts compiled in. | |
115 | ||
116 | # sed commands to quote an ld script as a C string. | |
597e2591 | 117 | sc="-f stringify.sed" |
252b5132 RH |
118 | |
119 | cat >>e${EMULATION_NAME}.c <<EOF | |
0c7a8e5a | 120 | { |
252b5132 RH |
121 | *isfile = 0; |
122 | ||
1049f94e | 123 | if (link_info.relocatable && config.build_constructors) |
597e2591 | 124 | return |
252b5132 | 125 | EOF |
b34976b6 | 126 | sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c |
1049f94e | 127 | echo ' ; else if (link_info.relocatable) return' >> e${EMULATION_NAME}.c |
b34976b6 AM |
128 | sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c |
129 | echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c | |
130 | sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c | |
131 | echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c | |
132 | sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c | |
133 | echo ' ; else return' >> e${EMULATION_NAME}.c | |
134 | sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c | |
135 | echo '; }' >> e${EMULATION_NAME}.c | |
252b5132 RH |
136 | |
137 | else | |
138 | # Scripts read from the filesystem. | |
139 | ||
140 | cat >>e${EMULATION_NAME}.c <<EOF | |
0c7a8e5a | 141 | { |
252b5132 RH |
142 | *isfile = 1; |
143 | ||
1049f94e | 144 | if (link_info.relocatable && config.build_constructors) |
252b5132 | 145 | return "ldscripts/${EMULATION_NAME}.xu"; |
1049f94e | 146 | else if (link_info.relocatable) |
252b5132 RH |
147 | return "ldscripts/${EMULATION_NAME}.xr"; |
148 | else if (!config.text_read_only) | |
149 | return "ldscripts/${EMULATION_NAME}.xbn"; | |
150 | else if (!config.magic_demand_paged) | |
151 | return "ldscripts/${EMULATION_NAME}.xn"; | |
152 | else | |
153 | return "ldscripts/${EMULATION_NAME}.x"; | |
154 | } | |
155 | EOF | |
156 | ||
157 | fi | |
158 | ||
159 | cat >>e${EMULATION_NAME}.c <<EOF | |
160 | ||
0c7a8e5a | 161 | struct ld_emulation_xfer_struct ld_gld960_emulation = |
252b5132 RH |
162 | { |
163 | gld960_before_parse, | |
164 | syslib_default, | |
165 | hll_default, | |
166 | after_parse_default, | |
167 | after_open_default, | |
168 | after_allocation_default, | |
169 | gld960_set_output_arch, | |
170 | gld960_choose_target, | |
171 | before_allocation_default, | |
172 | gld960_get_script, | |
173 | "960", | |
e1c47aa4 AM |
174 | "", |
175 | NULL, /* finish */ | |
176 | NULL, /* create output section statements */ | |
177 | NULL, /* open dynamic archive */ | |
178 | NULL, /* place orphan */ | |
179 | NULL, /* set symbols */ | |
180 | NULL, /* parse args */ | |
3bcf5557 AM |
181 | NULL, /* add_options */ |
182 | NULL, /* handle_option */ | |
e1c47aa4 AM |
183 | NULL, /* unrecognized file */ |
184 | NULL, /* list options */ | |
40d109bf | 185 | NULL, /* recognized file */ |
fac1652d AM |
186 | NULL, /* find_potential_libraries */ |
187 | NULL /* new_vers_pattern */ | |
252b5132 RH |
188 | }; |
189 | EOF |