1# This shell script emits a C file. -*- C -*- 2# It does some substitutions. 3(echo;echo;echo;echo)>e${EMULATION_NAME}.c # there, now line numbers match ;-) 4fragment <<EOF 5/* This file is part of GLD, the Gnu Linker. 6 Copyright (C) 1999-2020 Free Software Foundation, Inc. 7 8 This file is part of the GNU Binutils. 9 10 This program is free software; you can redistribute it and/or modify 11 it under the terms of the GNU General Public License as published by 12 the Free Software Foundation; either version 3 of the License, or 13 (at your option) any later version. 14 15 This program is distributed in the hope that it will be useful, 16 but WITHOUT ANY WARRANTY; without even the implied warranty of 17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 GNU General Public License for more details. 19 20 You should have received a copy of the GNU General Public License 21 along with this program; if not, write to the Free Software 22 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 23 MA 02110-1301, USA. */ 24 25/* For TI COFF */ 26/* Need to determine load and run pages for output sections */ 27 28#define TARGET_IS_${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 44static int coff_version; 45 46/* TI COFF extra command line options */ 47#define OPTION_COFF_FORMAT (300 + 1) 48 49static void 50gld${EMULATION_NAME}_add_options 51 (int ns ATTRIBUTE_UNUSED, char **shortopts ATTRIBUTE_UNUSED, int nl, 52 struct option **longopts, int nrl ATTRIBUTE_UNUSED, 53 struct option **really_longopts ATTRIBUTE_UNUSED) 54{ 55 static const struct option xtra_long[] = { 56 /* TI COFF options */ 57 {"format", required_argument, NULL, OPTION_COFF_FORMAT }, 58 {NULL, no_argument, NULL, 0} 59 }; 60 61 *longopts = (struct option *) 62 xrealloc (*longopts, nl * sizeof (struct option) + sizeof (xtra_long)); 63 memcpy (*longopts + nl, &xtra_long, sizeof (xtra_long)); 64} 65 66static void 67gld_${EMULATION_NAME}_list_options (FILE * file) 68{ 69 fprintf (file, _(" --format 0|1|2 Specify which COFF version to use\n")); 70} 71 72static bfd_boolean 73gld${EMULATION_NAME}_handle_option (int optc) 74{ 75 switch (optc) 76 { 77 default: 78 return FALSE; 79 80 case OPTION_COFF_FORMAT: 81 if ((*optarg == '0' || *optarg == '1' || *optarg == '2') 82 && optarg[1] == '\0') 83 { 84 static char buf[] = "coffX-${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 98static void 99gld_${EMULATION_NAME}_before_parse(void) 100{ 101#ifndef TARGET_ /* I.e., if not generic. */ 102 ldfile_set_output_arch ("`echo ${ARCH}`", bfd_arch_unknown); 103#endif /* not TARGET_ */ 104} 105 106static char * 107gld_${EMULATION_NAME}_get_script (int *isfile) 108EOF 109if test x"$COMPILE_IN" = xyes 110then 111# Scripts compiled in. 112 113# sed commands to quote an ld script as a C string. 114sc='s/["\\]/\\&/g 115s/$/\\n\\/ 1161s/^/"/ 117$s/$/n"/ 118' 119fragment <<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} 133EOF 134 135else 136# Scripts read from the filesystem. 137 138fragment <<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/${EMULATION_NAME}.x"; 152} 153EOF 154 155fi 156 157fragment <<EOF 158struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = 159{ 160 gld_${EMULATION_NAME}_before_parse, 161 syslib_default, 162 hll_default, 163 after_parse_default, 164 after_open_default, 165 after_check_relocs_default, 166 after_allocation_default, 167 set_output_arch_default, 168 ldemul_default_target, 169 before_allocation_default, 170 gld_${EMULATION_NAME}_get_script, 171 "${EMULATION_NAME}", 172 "${OUTPUT_FORMAT}", 173 finish_default, 174 NULL, /* create output section statements */ 175 NULL, /* open dynamic archive */ 176 NULL, /* place orphan */ 177 NULL, /* set_symbols */ 178 NULL, /* parse_args */ 179 gld${EMULATION_NAME}_add_options, 180 gld${EMULATION_NAME}_handle_option, 181 NULL, /* unrecognized_file */ 182 gld_${EMULATION_NAME}_list_options, 183 NULL, /* recognized file */ 184 NULL, /* find_potential_libraries */ 185 NULL, /* new_vers_pattern */ 186 NULL, /* extra_map_file_text */ 187 ${LDEMUL_EMIT_CTF_EARLY-NULL}, 188 ${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL} 189}; 190EOF 191