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