1 # This shell script emits a C file. -*- C -*- 2 # It does some substitutions. 3 fragment <<EOF 4 /* This file is is generated by a shell script. DO NOT EDIT! */ 5 6 /* emulate the original gld for the given ${EMULATION_NAME} 7 Copyright (C) 1991-2014 Free Software Foundation, Inc. 8 Written by Steve Chamberlain steve (a] cygnus.com 9 10 This file is part of the GNU Binutils. 11 12 This program is free software; you can redistribute it and/or modify 13 it under the terms of the GNU General Public License as published by 14 the Free Software Foundation; either version 3 of the License, or 15 (at your option) any later version. 16 17 This program is distributed in the hope that it will be useful, 18 but WITHOUT ANY WARRANTY; without even the implied warranty of 19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20 GNU General Public License for more details. 21 22 You should have received a copy of the GNU General Public License 23 along with this program; if not, write to the Free Software 24 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 25 MA 02110-1301, USA. */ 26 27 #define TARGET_IS_${EMULATION_NAME} 28 29 #include "sysdep.h" 30 #include "bfd.h" 31 #include "bfdlink.h" 32 33 #include "ld.h" 34 #include "ldmain.h" 35 #include "ldmisc.h" 36 37 #include "ldexp.h" 38 #include "ldlang.h" 39 #include "ldfile.h" 40 #include "ldemul.h" 41 42 EOF 43 44 # Import any needed special functions and/or overrides. 45 # 46 if test -n "$EXTRA_EM_FILE" ; then 47 source_em ${srcdir}/emultempl/${EXTRA_EM_FILE}.em 48 fi 49 50 if test x"$LDEMUL_BEFORE_PARSE" != xgld"$EMULATION_NAME"_before_parse; then 51 fragment <<EOF 52 53 static void 54 gld${EMULATION_NAME}_before_parse (void) 55 { 56 #ifndef TARGET_ /* I.e., if not generic. */ 57 ldfile_set_output_arch ("`echo ${ARCH}`", bfd_arch_unknown); 58 #endif /* not TARGET_ */ 59 EOF 60 # The MSP430 port *needs* linker relaxtion in order to cope with large 61 # functions where conditional branches do not fit into a +/- 1024 byte range. 62 case ${target} in 63 msp430-*-* ) 64 fragment <<EOF 65 if (! link_info.relocatable) 66 TARGET_ENABLE_RELAXATION; 67 EOF 68 ;; 69 esac 70 fragment <<EOF 71 } 72 73 EOF 74 fi 75 76 if test x"$LDEMUL_GET_SCRIPT" != xgld"$EMULATION_NAME"_get_script; then 77 fragment <<EOF 78 79 static char * 80 gld${EMULATION_NAME}_get_script (int *isfile) 81 EOF 82 83 if test x"$COMPILE_IN" = xyes 84 then 85 # Scripts compiled in. 86 87 # sed commands to quote an ld script as a C string. 88 sc="-f stringify.sed" 89 90 fragment <<EOF 91 { 92 *isfile = 0; 93 94 if (link_info.relocatable && config.build_constructors) 95 return 96 EOF 97 sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c 98 echo ' ; else if (link_info.relocatable) return' >> e${EMULATION_NAME}.c 99 sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c 100 echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c 101 sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c 102 echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c 103 sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c 104 echo ' ; else return' >> e${EMULATION_NAME}.c 105 sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c 106 echo '; }' >> e${EMULATION_NAME}.c 107 108 else 109 # Scripts read from the filesystem. 110 111 fragment <<EOF 112 { 113 *isfile = 1; 114 115 if (link_info.relocatable && config.build_constructors) 116 return "ldscripts/${EMULATION_NAME}.xu"; 117 else if (link_info.relocatable) 118 return "ldscripts/${EMULATION_NAME}.xr"; 119 else if (!config.text_read_only) 120 return "ldscripts/${EMULATION_NAME}.xbn"; 121 else if (!config.magic_demand_paged) 122 return "ldscripts/${EMULATION_NAME}.xn"; 123 else 124 return "ldscripts/${EMULATION_NAME}.x"; 125 } 126 EOF 127 fi 128 fi 129 130 fragment <<EOF 131 132 struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = 133 { 134 ${LDEMUL_BEFORE_PARSE-gld${EMULATION_NAME}_before_parse}, 135 ${LDEMUL_SYSLIB-syslib_default}, 136 ${LDEMUL_HLL-hll_default}, 137 ${LDEMUL_AFTER_PARSE-after_parse_default}, 138 ${LDEMUL_AFTER_OPEN-after_open_default}, 139 ${LDEMUL_AFTER_ALLOCATION-after_allocation_default}, 140 ${LDEMUL_SET_OUTPUT_ARCH-set_output_arch_default}, 141 ${LDEMUL_CHOOSE_TARGET-ldemul_default_target}, 142 ${LDEMUL_BEFORE_ALLOCATION-before_allocation_default}, 143 ${LDEMUL_GET_SCRIPT-gld${EMULATION_NAME}_get_script}, 144 "${EMULATION_NAME}", 145 "${OUTPUT_FORMAT}", 146 ${LDEMUL_FINISH-finish_default}, 147 ${LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS-NULL}, 148 ${LDEMUL_OPEN_DYNAMIC_ARCHIVE-NULL}, 149 ${LDEMUL_PLACE_ORPHAN-NULL}, 150 ${LDEMUL_SET_SYMBOLS-NULL}, 151 ${LDEMUL_PARSE_ARGS-NULL}, 152 ${LDEMUL_ADD_OPTIONS-NULL}, 153 ${LDEMUL_HANDLE_OPTION-NULL}, 154 ${LDEMUL_UNRECOGNIZED_FILE-NULL}, 155 ${LDEMUL_LIST_OPTIONS-NULL}, 156 ${LDEMUL_RECOGNIZED_FILE-NULL}, 157 ${LDEMUL_FIND_POTENTIAL_LIBRARIES-NULL}, 158 ${LDEMUL_NEW_VERS_PATTERN-NULL}, 159 ${LDEMUL_EXTRA_MAP_FILE_TEXT-NULL} 160 }; 161 EOF 162
