1 # This shell script emits a C file. -*- C -*-
2 # Copyright (C) 2010-2023 Free Software Foundation, Inc.
4 # This file is part of the GNU Binutils.
6 # This program is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; either version 3 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program; if not, write to the Free Software
18 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
22 # This file is sourced from generic.em.
25 #include "libiberty.h"
29 gld${EMULATION_NAME}_before_parse (void)
31 ldfile_set_output_arch ("${ARCH}", bfd_arch_`echo ${ARCH} | sed -e 's/:.*//'`);
32 input_flags.dynamic = true;
33 config.has_shared = false; /* Not yet. */
35 /* For ia64, harmless for alpha. */
36 link_info.emit_hash = false;
37 link_info.spare_dynamic_tags = 0;
40 /* This is called before the input files are opened. We add the
44 gld${EMULATION_NAME}_create_output_section_statements (void)
46 lang_add_input_file ("imagelib", lang_input_file_is_l_enum, NULL);
47 lang_add_input_file ("starlet", lang_input_file_is_l_enum, NULL);
48 lang_add_input_file ("sys\$public_vectors", lang_input_file_is_l_enum, NULL);
51 /* Try to open a dynamic archive. This is where we know that VMS
52 shared images (dynamic libraries) have an extension of .exe. */
55 gld${EMULATION_NAME}_open_dynamic_archive (const char *arch ATTRIBUTE_UNUSED,
56 search_dirs_type *search,
57 lang_input_statement_type *entry)
61 if (! entry->flags.maybe_archive || entry->flags.full_name_provided)
64 string = (char *) xmalloc (strlen (search->name)
65 + strlen (entry->filename)
68 sprintf (string, "%s/%s.exe", search->name, entry->filename);
70 if (! ldfile_try_open_bfd (string, entry))
76 entry->filename = string;
82 gld${EMULATION_NAME}_find_potential_libraries
83 (char *name, lang_input_statement_type *entry)
85 return ldfile_open_file_search (name, entry, "", ".olb");
88 /* Place an orphan section. We use this to put random OVR sections.
89 Much borrowed from elf.em. */
91 static lang_output_section_statement_type *
92 vms_place_orphan (asection *s,
93 const char *secname ATTRIBUTE_UNUSED,
94 int constraint ATTRIBUTE_UNUSED)
96 static struct orphan_save hold_data =
99 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_DATA,
103 /* We have nothing to say for anything other than a final link or an excluded
105 if (bfd_link_relocatable (&link_info)
106 || (s->flags & (SEC_EXCLUDE | SEC_LOAD)) != SEC_LOAD)
109 /* FIXME: we should place sections by VMS program section flags. */
111 /* Only handle data sections. */
112 if ((s->flags & SEC_DATA) == 0)
115 if (hold_data.os == NULL)
116 hold_data.os = lang_output_section_find (hold_data.name);
118 if (hold_data.os != NULL)
120 lang_add_section (&hold_data.os->children, s, NULL, NULL, hold_data.os);
127 /* VMS specific options. */
128 #define OPTION_IDENTIFICATION (300 + 1)
131 gld${EMULATION_NAME}_add_options
132 (int ns ATTRIBUTE_UNUSED,
133 char **shortopts ATTRIBUTE_UNUSED,
135 struct option **longopts,
136 int nrl ATTRIBUTE_UNUSED,
137 struct option **really_longopts ATTRIBUTE_UNUSED)
139 static const struct option xtra_long[] =
141 {"identification", required_argument, NULL, OPTION_IDENTIFICATION},
142 {NULL, no_argument, NULL, 0}
146 = xrealloc (*longopts, nl * sizeof (struct option) + sizeof (xtra_long));
147 memcpy (*longopts + nl, &xtra_long, sizeof (xtra_long));
151 gld${EMULATION_NAME}_list_options (FILE *file)
153 fprintf (file, _(" --identification <string> Set the identification of the output\n"));
157 gld${EMULATION_NAME}_handle_option (int optc)
164 case OPTION_IDENTIFICATION:
165 /* Currently ignored. */
174 if test "$OUTPUT_FORMAT" = "elf64-ia64-vms"; then
178 #include "ldelfgen.h"
181 source_em ${srcdir}/emultempl/elf-generic.em
185 /* This is called after the sections have been attached to output
186 sections, but before any sizes or addresses have been set. */
189 gld${EMULATION_NAME}_before_allocation (void)
191 const struct elf_backend_data *bed;
193 if (!is_elf_hash_table (link_info.hash))
196 bed = get_elf_backend_data (link_info.output_bfd);
198 /* The backend must work out the sizes of all the other dynamic
200 if (elf_hash_table (&link_info)->dynamic_sections_created
201 && bed->elf_backend_size_dynamic_sections
202 && ! (*bed->elf_backend_size_dynamic_sections) (link_info.output_bfd,
204 einfo (_("%F%P: failed to set dynamic section sizes: %E\n"));
206 before_allocation_default ();
210 gld${EMULATION_NAME}_after_allocation (void)
212 int need_layout = bfd_elf_discard_info (link_info.output_bfd, &link_info);
215 einfo (_("%X%P: .eh_frame/.stab edit: %E\n"));
217 ldelf_map_segments (need_layout);
221 gld${EMULATION_NAME}_after_parse (void)
223 link_info.relax_pass = 2;
224 after_parse_default ();
228 LDEMUL_BEFORE_ALLOCATION=gld"$EMULATION_NAME"_before_allocation
229 LDEMUL_AFTER_ALLOCATION=gld"$EMULATION_NAME"_after_allocation
231 LDEMUL_AFTER_PARSE=gld${EMULATION_NAME}_after_parse
232 source_em ${srcdir}/emultempl/needrelax.em
235 LDEMUL_PLACE_ORPHAN=vms_place_orphan
236 LDEMUL_BEFORE_PARSE=gld"$EMULATION_NAME"_before_parse
237 LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS=gld"$EMULATION_NAME"_create_output_section_statements
238 LDEMUL_FIND_POTENTIAL_LIBRARIES=gld"$EMULATION_NAME"_find_potential_libraries
239 LDEMUL_OPEN_DYNAMIC_ARCHIVE=gld"$EMULATION_NAME"_open_dynamic_archive
240 LDEMUL_ADD_OPTIONS=gld"$EMULATION_NAME"_add_options
241 LDEMUL_HANDLE_OPTION=gld"$EMULATION_NAME"_handle_option
242 LDEMUL_LIST_OPTIONS=gld"$EMULATION_NAME"_list_options