# This shell script emits a C file. -*- C -*-
# It does some substitutions.
-cat >e${EMULATION_NAME}.c <<EOF
+fragment <<EOF
/* This file is is generated by a shell script. DO NOT EDIT! */
/* emulate the original gld for the given ${EMULATION_NAME}
- Copyright (C) 1991, 93, 96, 97, 1998 Free Software Foundation, Inc.
+ Copyright (C) 1991-2021 Free Software Foundation, Inc.
Written by Steve Chamberlain steve@cygnus.com
-This file is part of GLD, the Gnu Linker.
+ This file is part of the GNU Binutils.
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
#define TARGET_IS_${EMULATION_NAME}
-#include "bfd.h"
#include "sysdep.h"
+#include "bfd.h"
#include "bfdlink.h"
+#include "ctf-api.h"
#include "getopt.h"
#include "ld.h"
#include "ldmain.h"
-#include "ldemul.h"
-#include "ldfile.h"
#include "ldmisc.h"
#include "ldexp.h"
#include "ldlang.h"
+#include "ldfile.h"
+#include "ldemul.h"
-static void gld${EMULATION_NAME}_before_parse PARAMS ((void));
-static void gld${EMULATION_NAME}_before_allocation PARAMS ((void));
-static char *gld${EMULATION_NAME}_get_script PARAMS ((int *isfile));
-static int gld${EMULATION_NAME}_parse_args PARAMS((int, char **));
-static void gld${EMULATION_NAME}_list_options PARAMS ((FILE *));
-static void gld_${EMULATION_NAME}_finish PARAMS ((void));
-
-/* If true, then interworking stubs which support calls to old, non-interworking
- aware ARM code should be generated. */
+/* If TRUE, then interworking stubs which support calls to old,
+ non-interworking aware ARM code should be generated. */
static int support_old_code = 0;
static char * thumb_entry_symbol = NULL;
#define OPTION_SUPPORT_OLD_CODE 300
#define OPTION_THUMB_ENTRY 301
-static struct option longopts[] =
+static void
+gld${EMULATION_NAME}_add_options
+ (int ns ATTRIBUTE_UNUSED, char **shortopts ATTRIBUTE_UNUSED, int nl,
+ struct option **longopts, int nrl ATTRIBUTE_UNUSED,
+ struct option **really_longopts ATTRIBUTE_UNUSED)
{
- {"support-old-code", no_argument, NULL, OPTION_SUPPORT_OLD_CODE},
- {"thumb-entry", required_argument, NULL, OPTION_THUMB_ENTRY},
- {NULL, no_argument, NULL, 0}
-};
+ static const struct option xtra_long[] = {
+ {"support-old-code", no_argument, NULL, OPTION_SUPPORT_OLD_CODE},
+ {"thumb-entry", required_argument, NULL, OPTION_THUMB_ENTRY},
+ {NULL, no_argument, NULL, 0}
+ };
+
+ *longopts = xrealloc (*longopts,
+ nl * sizeof (struct option) + sizeof (xtra_long));
+ memcpy (*longopts + nl, &xtra_long, sizeof (xtra_long));
+}
static void
-gld${EMULATION_NAME}_list_options (file)
- FILE * file;
+gld${EMULATION_NAME}_list_options (FILE *file)
{
- fprintf (file, _(" --support-old-code Support interworking with old code\n"));
- fprintf (file, _(" --thumb-entry=<sym> Set the entry point to be Thumb symbol <sym>\n"));
+ fprintf (file, _(" --support-old-code Support interworking with old code\n"));
+ fprintf (file, _(" --thumb-entry=<sym> Set the entry point to be Thumb symbol <sym>\n"));
}
-static int
-gld${EMULATION_NAME}_parse_args (argc, argv)
- int argc;
- char ** argv;
+static bfd_boolean
+gld${EMULATION_NAME}_handle_option (int optc)
{
- int longind;
- int optc;
- int prevoptind = optind;
- int prevopterr = opterr;
- int wanterror;
- static int lastoptind = -1;
-
- if (lastoptind != optind)
- opterr = 0;
-
- wanterror = opterr;
- lastoptind = optind;
-
- optc = getopt_long_only (argc, argv, "-", longopts, & longind);
- opterr = prevopterr;
-
switch (optc)
{
default:
- if (wanterror)
- xexit (1);
- optind = prevoptind;
- return 0;
+ return FALSE;
case OPTION_SUPPORT_OLD_CODE:
support_old_code = 1;
thumb_entry_symbol = optarg;
break;
}
-
- return 1;
+
+ return TRUE;
}
\f
static void
-gld${EMULATION_NAME}_before_parse ()
+gld${EMULATION_NAME}_before_parse (void)
{
#ifndef TARGET_ /* I.e., if not generic. */
- ldfile_set_output_arch ("`echo ${ARCH}`");
+ ldfile_set_output_arch ("`echo ${ARCH}`", bfd_arch_unknown);
#endif /* not TARGET_ */
}
sections, but before any sizes or addresses have been set. */
static void
-gld${EMULATION_NAME}_before_allocation ()
+gld${EMULATION_NAME}_before_allocation (void)
{
/* we should be able to set the size of the interworking stub section */
(is->the_bfd, & link_info, support_old_code))
{
/* xgettext:c-format */
- einfo (_("Errors encountered processing file %s"), is->filename);
+ einfo (_("%P: errors encountered processing file %s\n"),
+ is->filename);
}
}
}
/* We have seen it all. Allocate it, and carry on */
bfd_arm_allocate_interworking_sections (& link_info);
+
+ before_allocation_default ();
}
static void
-gld${EMULATION_NAME}_after_open ()
+gld${EMULATION_NAME}_after_open (void)
{
- if (strstr (bfd_get_target (output_bfd), "arm") == NULL)
+ after_open_default ();
+
+ if (strstr (bfd_get_target (link_info.output_bfd), "arm") == NULL)
{
/* The arm backend needs special fields in the output hash structure.
These will only be created if the output format is an arm format,
hence we do not support linking and changing output formats at the
same time. Use a link followed by objcopy to change output formats. */
- einfo ("%F%X%P: error: cannot change output format whilst linking ARM binaries\n");
+ einfo (_("%F%P: error: cannot change output format "
+ "whilst linking %s binaries\n"), "ARM");
return;
}
-
+
{
LANG_FOR_EACH_INPUT_STATEMENT (is)
{
}
static void
-gld${EMULATION_NAME}_finish PARAMS((void))
+gld${EMULATION_NAME}_finish (void)
{
- struct bfd_link_hash_entry * h;
-
- if (thumb_entry_symbol == NULL)
- return;
-
- h = bfd_link_hash_lookup (link_info.hash, thumb_entry_symbol, false, false, true);
-
- if (h != (struct bfd_link_hash_entry *) NULL
- && (h->type == bfd_link_hash_defined
- || h->type == bfd_link_hash_defweak)
- && h->u.def.section->output_section != NULL)
+ if (thumb_entry_symbol != NULL)
{
- static char buffer[32];
- bfd_vma val;
-
- /* Special procesing is required for a Thumb entry symbol. The
- bottom bit of its address must be set. */
- val = (h->u.def.value
- + bfd_get_section_vma (output_bfd,
- h->u.def.section->output_section)
- + h->u.def.section->output_offset);
-
- val |= 1;
-
- /* Now convert this value into a string and store it in entry_symbol
- where the lang_finish() function will pick it up. */
- buffer[0] = '0';
- buffer[1] = 'x';
-
- sprintf_vma (buffer + 2, val);
-
- if (entry_symbol != NULL && entry_from_cmdline)
- einfo (_("%P: warning: '--thumb-entry %s' is overriding '-e %s'\n"),
- thumb_entry_symbol, entry_symbol);
- entry_symbol = buffer;
+ struct bfd_link_hash_entry * h;
+
+ h = bfd_link_hash_lookup (link_info.hash, thumb_entry_symbol,
+ FALSE, FALSE, TRUE);
+
+ if (h != (struct bfd_link_hash_entry *) NULL
+ && (h->type == bfd_link_hash_defined
+ || h->type == bfd_link_hash_defweak)
+ && h->u.def.section->output_section != NULL)
+ {
+ static char buffer[32];
+ bfd_vma val;
+
+ /* Special procesing is required for a Thumb entry symbol. The
+ bottom bit of its address must be set. */
+ val = (h->u.def.value
+ + bfd_section_vma (h->u.def.section->output_section)
+ + h->u.def.section->output_offset);
+
+ val |= 1;
+
+ /* Now convert this value into a string and store it in entry_symbol
+ where the lang_finish() function will pick it up. */
+ buffer[0] = '0';
+ buffer[1] = 'x';
+
+ sprintf_vma (buffer + 2, val);
+
+ if (entry_symbol.name != NULL && entry_from_cmdline)
+ einfo (_("%P: warning: '--thumb-entry %s' is overriding '-e %s'\n"),
+ thumb_entry_symbol, entry_symbol.name);
+ entry_symbol.name = buffer;
+ }
+ else
+ einfo (_("%P: warning: cannot find thumb start symbol %s\n"),
+ thumb_entry_symbol);
}
- else
- einfo (_("%P: warning: connot find thumb start symbol %s\n"), thumb_entry_symbol);
+
+ finish_default ();
}
static char *
-gld${EMULATION_NAME}_get_script (isfile)
- int *isfile;
+gld${EMULATION_NAME}_get_script (int *isfile)
EOF
-if test -n "$COMPILE_IN"
+if test x"$COMPILE_IN" = xyes
then
# Scripts compiled in.
# sed commands to quote an ld script as a C string.
-sc="-f ${srcdir}/emultempl/stringify.sed"
+sc="-f stringify.sed"
-cat >>e${EMULATION_NAME}.c <<EOF
-{
+fragment <<EOF
+{
*isfile = 0;
- if (link_info.relocateable == true && config.build_constructors == true)
+ if (bfd_link_relocatable (&link_info) && config.build_constructors)
return
EOF
-sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c
-echo ' ; else if (link_info.relocateable == true) return' >> e${EMULATION_NAME}.c
-sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c
-echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c
-sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c
-echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c
-sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c
-echo ' ; else return' >> e${EMULATION_NAME}.c
-sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c
-echo '; }' >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c
+echo ' ; else if (bfd_link_relocatable (&link_info)) return' >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c
+echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c
+echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c
+echo ' ; else return' >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c
+echo '; }' >> e${EMULATION_NAME}.c
else
# Scripts read from the filesystem.
-cat >>e${EMULATION_NAME}.c <<EOF
-{
+fragment <<EOF
+{
*isfile = 1;
- if (link_info.relocateable == true && config.build_constructors == true)
+ if (bfd_link_relocatable (&link_info) && config.build_constructors)
return "ldscripts/${EMULATION_NAME}.xu";
- else if (link_info.relocateable == true)
+ else if (bfd_link_relocatable (&link_info))
return "ldscripts/${EMULATION_NAME}.xr";
else if (!config.text_read_only)
return "ldscripts/${EMULATION_NAME}.xbn";
fi
-cat >>e${EMULATION_NAME}.c <<EOF
+fragment <<EOF
-struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
+struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
{
gld${EMULATION_NAME}_before_parse,
syslib_default,
hll_default,
after_parse_default,
gld${EMULATION_NAME}_after_open,
+ after_check_relocs_default,
+ before_place_orphans_default,
after_allocation_default,
set_output_arch_default,
ldemul_default_target,
gld${EMULATION_NAME}_get_script,
"${EMULATION_NAME}",
"${OUTPUT_FORMAT}",
- gld${EMULATION_NAME}_finish, /* finish */
- NULL, /* create output section statements */
- NULL, /* open dynamic archive */
- NULL, /* place orphan */
- NULL, /* set_symbols */
- gld${EMULATION_NAME}_parse_args,
- NULL, /* unrecognised file */
- gld${EMULATION_NAME}_list_options
+ gld${EMULATION_NAME}_finish,
+ NULL, /* create output section statements */
+ NULL, /* open dynamic archive */
+ NULL, /* place orphan */
+ NULL, /* set symbols */
+ NULL, /* parse_args */
+ gld${EMULATION_NAME}_add_options,
+ gld${EMULATION_NAME}_handle_option,
+ NULL, /* unrecognised file */
+ gld${EMULATION_NAME}_list_options,
+ NULL, /* recognized file */
+ NULL, /* find_potential_libraries */
+ NULL, /* new_vers_pattern */
+ NULL, /* extra_map_file_text */
+ ${LDEMUL_EMIT_CTF_EARLY-NULL},
+ ${LDEMUL_ACQUIRE_STRINGS_FOR_CTF-NULL},
+ ${LDEMUL_NEW_DYNSYM_FOR_CTF-NULL},
+ ${LDEMUL_PRINT_SYMBOL-NULL}
};
EOF
projects / thirdparty / binutils-gdb.git / blobdiff