1 # This shell script emits a C file. -*- C -*-
2 # Copyright (C) 2010-2016 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.
28 gld${EMULATION_NAME}_before_parse (void)
30 ldfile_set_output_arch ("${ARCH}", bfd_arch_`echo ${ARCH} | sed -e 's/:.*//'`);
31 input_flags.dynamic = TRUE;
32 config.has_shared = FALSE; /* Not yet. */
34 /* For ia64, harmless for alpha. */
35 link_info.emit_hash = FALSE;
36 link_info.spare_dynamic_tags = 0;
39 /* This is called before the input files are opened. We add the
43 gld${EMULATION_NAME}_create_output_section_statements (void)
45 lang_add_input_file ("imagelib", lang_input_file_is_l_enum, NULL);
46 lang_add_input_file ("starlet", lang_input_file_is_l_enum, NULL);
47 lang_add_input_file ("sys\$public_vectors", lang_input_file_is_l_enum, NULL);
50 /* Try to open a dynamic archive. This is where we know that VMS
51 shared images (dynamic libraries) have an extension of .exe. */
54 gld${EMULATION_NAME}_open_dynamic_archive (const char *arch ATTRIBUTE_UNUSED,
55 search_dirs_type *search,
56 lang_input_statement_type *entry)
60 if (! entry->flags.maybe_archive || entry->flags.full_name_provided)
63 string = (char *) xmalloc (strlen (search->name)
64 + strlen (entry->filename)
67 sprintf (string, "%s/%s.exe", search->name, entry->filename);
69 if (! ldfile_try_open_bfd (string, entry))
75 entry->filename = string;
81 gld${EMULATION_NAME}_find_potential_libraries
82 (char *name, lang_input_statement_type *entry)
84 return ldfile_open_file_search (name, entry, "", ".olb");
87 /* Place an orphan section. We use this to put random OVR sections.
88 Much borrowed from elf32.em. */
90 static lang_output_section_statement_type *
91 vms_place_orphan (asection *s,
92 const char *secname ATTRIBUTE_UNUSED,
93 int constraint ATTRIBUTE_UNUSED)
95 static struct orphan_save hold_data =
98 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_DATA,
102 /* We have nothing to say for anything other than a final link or an excluded
104 if (bfd_link_relocatable (&link_info)
105 || (s->flags & (SEC_EXCLUDE | SEC_LOAD)) != SEC_LOAD)
108 /* FIXME: we should place sections by VMS program section flags. */
110 /* Only handle data sections. */
111 if ((s->flags & SEC_DATA) == 0)
114 if (hold_data.os == NULL)
115 hold_data.os = lang_output_section_find (hold_data.name);
117 if (hold_data.os != NULL)
119 lang_add_section (&hold_data.os->children, s, NULL, hold_data.os);
126 /* VMS specific options. */
127 #define OPTION_IDENTIFICATION (300 + 1)
130 gld${EMULATION_NAME}_add_options
131 (int ns ATTRIBUTE_UNUSED,
132 char **shortopts ATTRIBUTE_UNUSED,
134 struct option **longopts,
135 int nrl ATTRIBUTE_UNUSED,
136 struct option **really_longopts ATTRIBUTE_UNUSED)
138 static const struct option xtra_long[] =
140 {"identification", required_argument, NULL, OPTION_IDENTIFICATION},
141 {NULL, no_argument, NULL, 0}
145 = xrealloc (*longopts, nl * sizeof (struct option) + sizeof (xtra_long));
146 memcpy (*longopts + nl, &xtra_long, sizeof (xtra_long));
150 gld${EMULATION_NAME}_list_options (FILE *file)
152 fprintf (file, _(" --identification <string> Set the identification of the output\n"));
156 gld${EMULATION_NAME}_handle_option (int optc)
163 case OPTION_IDENTIFICATION:
164 /* Currently ignored. */
173 if test "$OUTPUT_FORMAT" = "elf64-ia64-vms"; then
179 source_em ${srcdir}/emultempl/elf-generic.em
183 /* This is called after the sections have been attached to output
184 sections, but before any sizes or addresses have been set. */
187 gld${EMULATION_NAME}_before_allocation (void)
189 const struct elf_backend_data *bed;
191 if (!is_elf_hash_table (link_info.hash))
194 bed = get_elf_backend_data (link_info.output_bfd);
196 /* The backend must work out the sizes of all the other dynamic
198 if (elf_hash_table (&link_info)->dynamic_sections_created
199 && bed->elf_backend_size_dynamic_sections
200 && ! (*bed->elf_backend_size_dynamic_sections) (link_info.output_bfd,
202 einfo ("%P%F: failed to set dynamic section sizes: %E\n");
204 before_allocation_default ();
208 gld${EMULATION_NAME}_after_allocation (void)
210 int need_layout = bfd_elf_discard_info (link_info.output_bfd, &link_info);
213 einfo ("%X%P: .eh_frame/.stab edit: %E\n");
215 gld${EMULATION_NAME}_map_segments (need_layout);
219 gld${EMULATION_NAME}_after_parse (void)
221 link_info.relax_pass = 2;
222 after_parse_default ();
226 LDEMUL_BEFORE_ALLOCATION=gld"$EMULATION_NAME"_before_allocation
227 LDEMUL_AFTER_ALLOCATION=gld"$EMULATION_NAME"_after_allocation
229 LDEMUL_AFTER_PARSE=gld${EMULATION_NAME}_after_parse
230 source_em ${srcdir}/emultempl/needrelax.em
233 LDEMUL_PLACE_ORPHAN=vms_place_orphan
234 LDEMUL_BEFORE_PARSE=gld"$EMULATION_NAME"_before_parse
235 LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS=gld"$EMULATION_NAME"_create_output_section_statements
236 LDEMUL_FIND_POTENTIAL_LIBRARIES=gld"$EMULATION_NAME"_find_potential_libraries
237 LDEMUL_OPEN_DYNAMIC_ARCHIVE=gld"$EMULATION_NAME"_open_dynamic_archive
238 LDEMUL_ADD_OPTIONS=gld"$EMULATION_NAME"_add_options
239 LDEMUL_HANDLE_OPTION=gld"$EMULATION_NAME"_handle_option
240 LDEMUL_LIST_OPTIONS=gld"$EMULATION_NAME"_list_options