1# This shell script emits a C file. -*- C -*- 2# It does some substitutions. 3fragment <<EOF 4/* This file is is generated by a shell script. DO NOT EDIT! */ 5 6/* emulate the original gld for the given ${EMULATION_NAME} 7 Copyright (C) 1991-2021 Free Software Foundation, Inc. 8 Written by Steve Chamberlain steve@cygnus.com 9 10 This file is part of the GNU Binutils. 11 12 This program is free software; you can redistribute it and/or modify 13 it under the terms of the GNU General Public License as published by 14 the Free Software Foundation; either version 3 of the License, or 15 (at your option) any later version. 16 17 This program is distributed in the hope that it will be useful, 18 but WITHOUT ANY WARRANTY; without even the implied warranty of 19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20 GNU General Public License for more details. 21 22 You should have received a copy of the GNU General Public License 23 along with this program; if not, write to the Free Software 24 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 25 MA 02110-1301, USA. */ 26 27#define TARGET_IS_${EMULATION_NAME} 28 29#include "sysdep.h" 30#include "bfd.h" 31#include "bfdlink.h" 32#include "ctf-api.h" 33 34#include "ld.h" 35#include "ldmain.h" 36#include "ldmisc.h" 37 38#include "ldexp.h" 39#include "ldlang.h" 40#include "ldfile.h" 41#include "ldemul.h" 42 43EOF 44 45# Import any needed special functions and/or overrides. 46# 47if test -n "$EXTRA_EM_FILE" ; then 48 source_em ${srcdir}/emultempl/${EXTRA_EM_FILE}.em 49fi 50 51if test x"$LDEMUL_BEFORE_PARSE" != xgld"$EMULATION_NAME"_before_parse; then 52fragment <<EOF 53 54static void 55gld${EMULATION_NAME}_before_parse (void) 56{ 57#ifndef TARGET_ /* I.e., if not generic. */ 58 ldfile_set_output_arch ("`echo ${ARCH}`", bfd_arch_unknown); 59#endif /* not TARGET_ */ 60EOF 61 # The MSP430 port *needs* linker relaxtion in order to cope with large 62 # functions where conditional branches do not fit into a +/- 1024 byte range. 63 case ${target} in 64 msp430-*-* ) 65fragment <<EOF 66 if (!bfd_link_relocatable (&link_info)) 67 TARGET_ENABLE_RELAXATION; 68EOF 69 ;; 70 esac 71fragment <<EOF 72} 73 74EOF 75fi 76 77if test x"$LDEMUL_GET_SCRIPT" != xgld"$EMULATION_NAME"_get_script; then 78fragment <<EOF 79 80static char * 81gld${EMULATION_NAME}_get_script (int *isfile) 82EOF 83 84if test x"$COMPILE_IN" = xyes 85then 86# Scripts compiled in. 87 88# sed commands to quote an ld script as a C string. 89sc="-f stringify.sed" 90 91fragment <<EOF 92{ 93 *isfile = 0; 94 95 if (bfd_link_relocatable (&link_info) && config.build_constructors) 96 return 97EOF 98sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c 99echo ' ; else if (bfd_link_relocatable (&link_info)) return' >> e${EMULATION_NAME}.c 100sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c 101echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c 102sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c 103echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c 104sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c 105echo ' ; else return' >> e${EMULATION_NAME}.c 106sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c 107echo '; }' >> e${EMULATION_NAME}.c 108 109else 110# Scripts read from the filesystem. 111 112fragment <<EOF 113{ 114 *isfile = 1; 115 116 if (bfd_link_relocatable (&link_info) && config.build_constructors) 117 return "ldscripts/${EMULATION_NAME}.xu"; 118 else if (bfd_link_relocatable (&link_info)) 119 return "ldscripts/${EMULATION_NAME}.xr"; 120 else if (!config.text_read_only) 121 return "ldscripts/${EMULATION_NAME}.xbn"; 122 else if (!config.magic_demand_paged) 123 return "ldscripts/${EMULATION_NAME}.xn"; 124 else 125 return "ldscripts/${EMULATION_NAME}.x"; 126} 127EOF 128fi 129fi 130 131fragment <<EOF 132 133struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = 134{ 135 ${LDEMUL_BEFORE_PARSE-gld${EMULATION_NAME}_before_parse}, 136 ${LDEMUL_SYSLIB-syslib_default}, 137 ${LDEMUL_HLL-hll_default}, 138 ${LDEMUL_AFTER_PARSE-after_parse_default}, 139 ${LDEMUL_AFTER_OPEN-after_open_default}, 140 ${LDEMUL_AFTER_CHECK_RELOCS-after_check_relocs_default}, 141 ${LDEMUL_BEFORE_PLACE_ORPHANS-before_place_orphans_default}, 142 ${LDEMUL_AFTER_ALLOCATION-after_allocation_default}, 143 ${LDEMUL_SET_OUTPUT_ARCH-set_output_arch_default}, 144 ${LDEMUL_CHOOSE_TARGET-ldemul_default_target}, 145 ${LDEMUL_BEFORE_ALLOCATION-before_allocation_default}, 146 ${LDEMUL_GET_SCRIPT-gld${EMULATION_NAME}_get_script}, 147 "${EMULATION_NAME}", 148 "${OUTPUT_FORMAT}", 149 ${LDEMUL_FINISH-finish_default}, 150 ${LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS-NULL}, 151 ${LDEMUL_OPEN_DYNAMIC_ARCHIVE-NULL}, 152 ${LDEMUL_PLACE_ORPHAN-NULL}, 153 ${LDEMUL_SET_SYMBOLS-NULL}, 154 ${LDEMUL_PARSE_ARGS-NULL}, 155 ${LDEMUL_ADD_OPTIONS-NULL}, 156 ${LDEMUL_HANDLE_OPTION-NULL}, 157 ${LDEMUL_UNRECOGNIZED_FILE-NULL}, 158 ${LDEMUL_LIST_OPTIONS-NULL}, 159 ${LDEMUL_RECOGNIZED_FILE-NULL}, 160 ${LDEMUL_FIND_POTENTIAL_LIBRARIES-NULL}, 161 ${LDEMUL_NEW_VERS_PATTERN-NULL}, 162 ${LDEMUL_EXTRA_MAP_FILE_TEXT-NULL}, 163 ${LDEMUL_EMIT_CTF_EARLY-NULL}, 164 ${LDEMUL_ACQUIRE_STRINGS_FOR_CTF-NULL}, 165 ${LDEMUL_NEW_DYNSYM_FOR_CTF-NULL}, 166 ${LDEMUL_PRINT_SYMBOL-NULL} 167}; 168EOF 169