| 1 | # This shell script emits a C file. -*- C -*- |
| 2 | # It does some substitutions. |
| 3 | (echo;echo;echo;echo)>e${EMULATION_NAME}.c # there, now line numbers match ;-) |
| 4 | fragment <<EOF |
| 5 | /* This file is part of GLD, the Gnu Linker. |
| 6 | Copyright (C) 1999-2020 Free Software Foundation, Inc. |
| 7 | |
| 8 | This file is part of the GNU Binutils. |
| 9 | |
| 10 | This program is free software; you can redistribute it and/or modify |
| 11 | it under the terms of the GNU General Public License as published by |
| 12 | the Free Software Foundation; either version 3 of the License, or |
| 13 | (at your option) any later version. |
| 14 | |
| 15 | This program is distributed in the hope that it will be useful, |
| 16 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | GNU General Public License for more details. |
| 19 | |
| 20 | You should have received a copy of the GNU General Public License |
| 21 | along with this program; if not, write to the Free Software |
| 22 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
| 23 | MA 02110-1301, USA. */ |
| 24 | |
| 25 | /* For TI COFF */ |
| 26 | /* Need to determine load and run pages for output sections */ |
| 27 | |
| 28 | #define TARGET_IS_${EMULATION_NAME} |
| 29 | |
| 30 | #include "sysdep.h" |
| 31 | #include "bfd.h" |
| 32 | #include "bfdlink.h" |
| 33 | #include "ctf-api.h" |
| 34 | #include "getopt.h" |
| 35 | |
| 36 | #include "ld.h" |
| 37 | #include "ldmain.h" |
| 38 | #include "ldmisc.h" |
| 39 | #include "ldexp.h" |
| 40 | #include "ldlang.h" |
| 41 | #include "ldfile.h" |
| 42 | #include "ldemul.h" |
| 43 | |
| 44 | static int coff_version; |
| 45 | |
| 46 | /* TI COFF extra command line options */ |
| 47 | #define OPTION_COFF_FORMAT (300 + 1) |
| 48 | |
| 49 | static void |
| 50 | gld${EMULATION_NAME}_add_options |
| 51 | (int ns ATTRIBUTE_UNUSED, char **shortopts ATTRIBUTE_UNUSED, int nl, |
| 52 | struct option **longopts, int nrl ATTRIBUTE_UNUSED, |
| 53 | struct option **really_longopts ATTRIBUTE_UNUSED) |
| 54 | { |
| 55 | static const struct option xtra_long[] = { |
| 56 | /* TI COFF options */ |
| 57 | {"format", required_argument, NULL, OPTION_COFF_FORMAT }, |
| 58 | {NULL, no_argument, NULL, 0} |
| 59 | }; |
| 60 | |
| 61 | *longopts = (struct option *) |
| 62 | xrealloc (*longopts, nl * sizeof (struct option) + sizeof (xtra_long)); |
| 63 | memcpy (*longopts + nl, &xtra_long, sizeof (xtra_long)); |
| 64 | } |
| 65 | |
| 66 | static void |
| 67 | gld_${EMULATION_NAME}_list_options (FILE * file) |
| 68 | { |
| 69 | fprintf (file, _(" --format 0|1|2 Specify which COFF version to use\n")); |
| 70 | } |
| 71 | |
| 72 | static bfd_boolean |
| 73 | gld${EMULATION_NAME}_handle_option (int optc) |
| 74 | { |
| 75 | switch (optc) |
| 76 | { |
| 77 | default: |
| 78 | return FALSE; |
| 79 | |
| 80 | case OPTION_COFF_FORMAT: |
| 81 | if ((*optarg == '0' || *optarg == '1' || *optarg == '2') |
| 82 | && optarg[1] == '\0') |
| 83 | { |
| 84 | static char buf[] = "coffX-${OUTPUT_FORMAT_TEMPLATE}"; |
| 85 | coff_version = *optarg - '0'; |
| 86 | buf[4] = *optarg; |
| 87 | lang_add_output_format (buf, NULL, NULL, 0); |
| 88 | } |
| 89 | else |
| 90 | { |
| 91 | einfo (_("%F%P: invalid COFF format version %s\n"), optarg); |
| 92 | } |
| 93 | break; |
| 94 | } |
| 95 | return FALSE; |
| 96 | } |
| 97 | |
| 98 | static void |
| 99 | gld_${EMULATION_NAME}_before_parse(void) |
| 100 | { |
| 101 | #ifndef TARGET_ /* I.e., if not generic. */ |
| 102 | ldfile_set_output_arch ("`echo ${ARCH}`", bfd_arch_unknown); |
| 103 | #endif /* not TARGET_ */ |
| 104 | } |
| 105 | |
| 106 | static char * |
| 107 | gld_${EMULATION_NAME}_get_script (int *isfile) |
| 108 | EOF |
| 109 | if test x"$COMPILE_IN" = xyes |
| 110 | then |
| 111 | # Scripts compiled in. |
| 112 | |
| 113 | # sed commands to quote an ld script as a C string. |
| 114 | sc='s/["\\]/\\&/g |
| 115 | s/$/\\n\\/ |
| 116 | 1s/^/"/ |
| 117 | $s/$/n"/ |
| 118 | ' |
| 119 | fragment <<EOF |
| 120 | { |
| 121 | *isfile = 0; |
| 122 | if (bfd_link_relocatable (&link_info) && config.build_constructors) |
| 123 | return `sed "$sc" ldscripts/${EMULATION_NAME}.xu`; |
| 124 | else if (bfd_link_relocatable (&link_info)) |
| 125 | return `sed "$sc" ldscripts/${EMULATION_NAME}.xr`; |
| 126 | else if (!config.text_read_only) |
| 127 | return `sed "$sc" ldscripts/${EMULATION_NAME}.xbn`; |
| 128 | else if (!config.magic_demand_paged) |
| 129 | return `sed "$sc" ldscripts/${EMULATION_NAME}.xn`; |
| 130 | else |
| 131 | return `sed "$sc" ldscripts/${EMULATION_NAME}.x`; |
| 132 | } |
| 133 | EOF |
| 134 | |
| 135 | else |
| 136 | # Scripts read from the filesystem. |
| 137 | |
| 138 | fragment <<EOF |
| 139 | { |
| 140 | *isfile = 1; |
| 141 | |
| 142 | if (bfd_link_relocatable (&link_info) && config.build_constructors) |
| 143 | return "ldscripts/${EMULATION_NAME}.xu"; |
| 144 | else if (bfd_link_relocatable (&link_info)) |
| 145 | return "ldscripts/${EMULATION_NAME}.xr"; |
| 146 | else if (!config.text_read_only) |
| 147 | return "ldscripts/${EMULATION_NAME}.xbn"; |
| 148 | else if (!config.magic_demand_paged) |
| 149 | return "ldscripts/${EMULATION_NAME}.xn"; |
| 150 | else |
| 151 | return "ldscripts/${EMULATION_NAME}.x"; |
| 152 | } |
| 153 | EOF |
| 154 | |
| 155 | fi |
| 156 | |
| 157 | fragment <<EOF |
| 158 | struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = |
| 159 | { |
| 160 | gld_${EMULATION_NAME}_before_parse, |
| 161 | syslib_default, |
| 162 | hll_default, |
| 163 | after_parse_default, |
| 164 | after_open_default, |
| 165 | after_check_relocs_default, |
| 166 | before_place_orphans_default, |
| 167 | after_allocation_default, |
| 168 | set_output_arch_default, |
| 169 | ldemul_default_target, |
| 170 | before_allocation_default, |
| 171 | gld_${EMULATION_NAME}_get_script, |
| 172 | "${EMULATION_NAME}", |
| 173 | "${OUTPUT_FORMAT}", |
| 174 | finish_default, |
| 175 | NULL, /* create output section statements */ |
| 176 | NULL, /* open dynamic archive */ |
| 177 | NULL, /* place orphan */ |
| 178 | NULL, /* set_symbols */ |
| 179 | NULL, /* parse_args */ |
| 180 | gld${EMULATION_NAME}_add_options, |
| 181 | gld${EMULATION_NAME}_handle_option, |
| 182 | NULL, /* unrecognized_file */ |
| 183 | gld_${EMULATION_NAME}_list_options, |
| 184 | NULL, /* recognized file */ |
| 185 | NULL, /* find_potential_libraries */ |
| 186 | NULL, /* new_vers_pattern */ |
| 187 | NULL, /* extra_map_file_text */ |
| 188 | ${LDEMUL_EMIT_CTF_EARLY-NULL}, |
| 189 | ${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL}, |
| 190 | ${LDEMUL_PRINT_SYMBOL-NULL} |
| 191 | }; |
| 192 | EOF |