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[binutils.git] / ld / emultempl / gld960.em
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1 # This shell script emits a C file. -*- C -*-
2 # It does some substitutions.
3 cat >e${EMULATION_NAME}.c <<EOF
4 /* Copyright 1991, 1992, 1994, 1999, 2000, 2001, 2002, 2003, 2005
5    Free Software Foundation, Inc.
7 This file is part of GLD, the Gnu Linker.
9 GLD is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 1, or (at your option)
12 any later version.
14 GLD is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with GLD; see the file COPYING.  If not, write to
21 the Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
24  * emulate the Intels port of  gld
25  */
28 #include "bfd.h"
29 #include "sysdep.h"
30 #include "libiberty.h"
31 #include "bfdlink.h"
33 #include "ld.h"
34 #include "ldmisc.h"
35 #include "ldmain.h"
37 #include "ldexp.h"
38 #include "ldlang.h"
39 #include "ldfile.h"
40 #include "ldemul.h"
42 static void gld960_before_parse (void)
44   char *env ;
45   env =  getenv("G960LIB");
46   if (env) {
47     ldfile_add_library_path(env, FALSE);
48   }
49   env = getenv("G960BASE");
50   if (env)
51     ldfile_add_library_path (concat (env, "/lib", (const char *) NULL), FALSE);
52   ldfile_output_architecture = bfd_arch_i960;
55 static void
56 gld960_set_output_arch (void)
58   bfd_set_arch_mach(output_bfd, ldfile_output_architecture, bfd_mach_i960_core);
61 static char *
62 gld960_choose_target (int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED)
64   char *from_outside = getenv(TARGET_ENVIRON);
65   output_filename = "b.out";
67   if (from_outside != (char *)NULL)
68     return from_outside;
70   return "b.out.little";
73 static char *
74 gld960_get_script (int *isfile)
75 EOF
77 if test -n "$COMPILE_IN"
78 then
79 # Scripts compiled in.
81 # sed commands to quote an ld script as a C string.
82 sc="-f stringify.sed"
84 cat >>e${EMULATION_NAME}.c <<EOF
86   *isfile = 0;
88   if (link_info.relocatable && config.build_constructors)
89     return
90 EOF
91 sed $sc ldscripts/${EMULATION_NAME}.xu                 >> e${EMULATION_NAME}.c
92 echo '  ; else if (link_info.relocatable) return'     >> e${EMULATION_NAME}.c
93 sed $sc ldscripts/${EMULATION_NAME}.xr                 >> e${EMULATION_NAME}.c
94 echo '  ; else if (!config.text_read_only) return'     >> e${EMULATION_NAME}.c
95 sed $sc ldscripts/${EMULATION_NAME}.xbn                >> e${EMULATION_NAME}.c
96 echo '  ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c
97 sed $sc ldscripts/${EMULATION_NAME}.xn                 >> e${EMULATION_NAME}.c
98 echo '  ; else return'                                 >> e${EMULATION_NAME}.c
99 sed $sc ldscripts/${EMULATION_NAME}.x                  >> e${EMULATION_NAME}.c
100 echo '; }'                                             >> e${EMULATION_NAME}.c
102 else
103 # Scripts read from the filesystem.
105 cat >>e${EMULATION_NAME}.c <<EOF
107   *isfile = 1;
109   if (link_info.relocatable && config.build_constructors)
110     return "ldscripts/${EMULATION_NAME}.xu";
111   else if (link_info.relocatable)
112     return "ldscripts/${EMULATION_NAME}.xr";
113   else if (!config.text_read_only)
114     return "ldscripts/${EMULATION_NAME}.xbn";
115   else if (!config.magic_demand_paged)
116     return "ldscripts/${EMULATION_NAME}.xn";
117   else
118     return "ldscripts/${EMULATION_NAME}.x";
124 cat >>e${EMULATION_NAME}.c <<EOF
126 struct ld_emulation_xfer_struct ld_gld960_emulation =
128   gld960_before_parse,
129   syslib_default,
130   hll_default,
131   after_parse_default,
132   after_open_default,
133   after_allocation_default,
134   gld960_set_output_arch,
135   gld960_choose_target,
136   before_allocation_default,
137   gld960_get_script,
138   "960",
139   "",
140   finish_default,
141   NULL, /* create output section statements */
142   NULL, /* open dynamic archive */
143   NULL, /* place orphan */
144   NULL, /* set symbols */
145   NULL, /* parse args */
146   NULL, /* add_options */
147   NULL, /* handle_option */
148   NULL, /* unrecognized file */
149   NULL, /* list options */
150   NULL, /* recognized file */
151   NULL, /* find_potential_libraries */
152   NULL  /* new_vers_pattern */