diff options
author | obrien <obrien@FreeBSD.org> | 2000-05-12 23:15:20 +0000 |
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committer | obrien <obrien@FreeBSD.org> | 2000-05-12 23:15:20 +0000 |
commit | 2a9ea95d682586d2b0c31da28d82a73d786c7c0a (patch) | |
tree | 9d4ce42d357c391a11d77254b770908c02ecf672 /contrib/binutils/ld/emultempl | |
parent | bffe850874e72664f78cf171ab1c4339b9b63cab (diff) | |
download | FreeBSD-src-2a9ea95d682586d2b0c31da28d82a73d786c7c0a.zip FreeBSD-src-2a9ea95d682586d2b0c31da28d82a73d786c7c0a.tar.gz |
Import of Binutils 2.10 snapshot.
Diffstat (limited to 'contrib/binutils/ld/emultempl')
-rw-r--r-- | contrib/binutils/ld/emultempl/armcoff.em | 292 | ||||
-rw-r--r-- | contrib/binutils/ld/emultempl/armelf.em | 1293 | ||||
-rw-r--r-- | contrib/binutils/ld/emultempl/armelf_oabi.em | 177 | ||||
-rw-r--r-- | contrib/binutils/ld/emultempl/astring.sed | 13 | ||||
-rw-r--r-- | contrib/binutils/ld/emultempl/elf32.em | 154 | ||||
-rw-r--r-- | contrib/binutils/ld/emultempl/generic.em | 16 | ||||
-rw-r--r-- | contrib/binutils/ld/emultempl/linux.em | 41 | ||||
-rw-r--r-- | contrib/binutils/ld/emultempl/ostring.sed | 4 | ||||
-rw-r--r-- | contrib/binutils/ld/emultempl/pe.em | 1189 | ||||
-rw-r--r-- | contrib/binutils/ld/emultempl/vanilla.em | 12 |
10 files changed, 2800 insertions, 391 deletions
diff --git a/contrib/binutils/ld/emultempl/armcoff.em b/contrib/binutils/ld/emultempl/armcoff.em new file mode 100644 index 0000000..d73b3d1 --- /dev/null +++ b/contrib/binutils/ld/emultempl/armcoff.em @@ -0,0 +1,292 @@ +# This shell script emits a C file. -*- C -*- +# It does some substitutions. +cat >e${EMULATION_NAME}.c <<EOF +/* This file is is generated by a shell script. DO NOT EDIT! */ + +/* emulate the original gld for the given ${EMULATION_NAME} + Copyright (C) 1991, 93, 96, 97, 98, 1999 Free Software Foundation, Inc. + Written by Steve Chamberlain steve@cygnus.com + +This file is part of GLD, the Gnu Linker. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +#define TARGET_IS_${EMULATION_NAME} + +#include "bfd.h" +#include "sysdep.h" +#include "bfdlink.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" + +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. */ + +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[] = +{ + {"support-old-code", no_argument, NULL, OPTION_SUPPORT_OLD_CODE}, + {"thumb-entry", required_argument, NULL, OPTION_THUMB_ENTRY}, + {NULL, no_argument, NULL, 0} +}; + +static void +gld${EMULATION_NAME}_list_options (file) + FILE * file; +{ + fprintf (file, _(" --support-old-code Support interworking with old code\n")); + fprintf (file, _(" --thumb-entry=<sym> Set the entry point to be Thumb symbol <sym>\n")); +} + +static int +gld${EMULATION_NAME}_parse_args (argc, argv) + int argc; + char ** argv; +{ + 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; + + case OPTION_SUPPORT_OLD_CODE: + support_old_code = 1; + break; + + case OPTION_THUMB_ENTRY: + thumb_entry_symbol = optarg; + break; + } + + return 1; +} + +static void +gld${EMULATION_NAME}_before_parse () +{ +#ifndef TARGET_ /* I.e., if not generic. */ + ldfile_set_output_arch ("`echo ${ARCH}`"); +#endif /* not TARGET_ */ +} + +/* This is called after the sections have been attached to output + sections, but before any sizes or addresses have been set. */ + +static void +gld${EMULATION_NAME}_before_allocation () +{ + /* we should be able to set the size of the interworking stub section */ + + /* Here we rummage through the found bfds to collect glue information */ + /* FIXME: should this be based on a command line option? krk@cygnus.com */ + { + LANG_FOR_EACH_INPUT_STATEMENT (is) + { + if (! bfd_arm_process_before_allocation + (is->the_bfd, & link_info, support_old_code)) + { + /* xgettext:c-format */ + einfo (_("Errors encountered processing file %s"), is->filename); + } + } + } + + /* We have seen it all. Allocate it, and carry on */ + bfd_arm_allocate_interworking_sections (& link_info); +} + +static void +gld${EMULATION_NAME}_after_open () +{ + if (strstr (bfd_get_target (output_bfd), "arm") == NULL) + { + /* The arm backend needs special fields in the output hash structure. + These will only be created if the output format is an arm format, + hence we do not support linking and changing output formats at the + same time. Use a link followed by objcopy to change output formats. */ + einfo ("%F%X%P: error: cannot change output format whilst linking ARM binaries\n"); + return; + } + + { + LANG_FOR_EACH_INPUT_STATEMENT (is) + { + if (bfd_arm_get_bfd_for_interworking (is->the_bfd, & link_info)) + break; + } + } +} + +static void +gld${EMULATION_NAME}_finish PARAMS((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) + { + 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; + } + else + einfo (_("%P: warning: connot find thumb start symbol %s\n"), thumb_entry_symbol); +} + +static char * +gld${EMULATION_NAME}_get_script (isfile) + int *isfile; +EOF + +if test -n "$COMPILE_IN" +then +# Scripts compiled in. + +# sed commands to quote an ld script as a C string. +sc="-f stringify.sed" + +cat >>e${EMULATION_NAME}.c <<EOF +{ + *isfile = 0; + + if (link_info.relocateable == true && config.build_constructors == true) + 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 + +else +# Scripts read from the filesystem. + +cat >>e${EMULATION_NAME}.c <<EOF +{ + *isfile = 1; + + if (link_info.relocateable == true && config.build_constructors == true) + return "ldscripts/${EMULATION_NAME}.xu"; + else if (link_info.relocateable == true) + return "ldscripts/${EMULATION_NAME}.xr"; + else if (!config.text_read_only) + return "ldscripts/${EMULATION_NAME}.xbn"; + else if (!config.magic_demand_paged) + return "ldscripts/${EMULATION_NAME}.xn"; + else + return "ldscripts/${EMULATION_NAME}.x"; +} +EOF + +fi + +cat >>e${EMULATION_NAME}.c <<EOF + +struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = +{ + gld${EMULATION_NAME}_before_parse, + syslib_default, + hll_default, + after_parse_default, + gld${EMULATION_NAME}_after_open, + after_allocation_default, + set_output_arch_default, + ldemul_default_target, + gld${EMULATION_NAME}_before_allocation, + gld${EMULATION_NAME}_get_script, + "${EMULATION_NAME}", + "${OUTPUT_FORMAT}", + gld${EMULATION_NAME}_finish, + NULL, /* create output section statements */ + NULL, /* open dynamic archive */ + NULL, /* place orphan */ + NULL, /* set symbols */ + gld${EMULATION_NAME}_parse_args, + NULL, /* unrecognised file */ + gld${EMULATION_NAME}_list_options, + NULL, /* recognized file */ + NULL /* find_potential_libraries */ +}; +EOF diff --git a/contrib/binutils/ld/emultempl/armelf.em b/contrib/binutils/ld/emultempl/armelf.em new file mode 100644 index 0000000..9abf7f1 --- /dev/null +++ b/contrib/binutils/ld/emultempl/armelf.em @@ -0,0 +1,1293 @@ +# This shell script emits a C file. -*- C -*- +# It does some substitutions. +ELFSIZE=32 +cat >e${EMULATION_NAME}.c <<EOF +/* This file is is generated by a shell script. DO NOT EDIT! */ + +/* emulate the original gld for the given ${EMULATION_NAME} + Copyright (C) 1991, 93, 96, 97, 98, 1999 Free Software Foundation, Inc. + Written by Steve Chamberlain steve@cygnus.com + +This file is part of GLD, the Gnu Linker. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +#define TARGET_IS_${EMULATION_NAME} + +#include "bfd.h" +#include "sysdep.h" + +#include <ctype.h> + +#include "bfdlink.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 "ldgram.h" + +static boolean gld${EMULATION_NAME}_open_dynamic_archive + PARAMS ((const char *, search_dirs_type *, lang_input_statement_type *)); +static void gld${EMULATION_NAME}_after_open PARAMS ((void)); +static void gld${EMULATION_NAME}_check_needed + PARAMS ((lang_input_statement_type *)); +static void gld${EMULATION_NAME}_stat_needed + PARAMS ((lang_input_statement_type *)); +static boolean gld${EMULATION_NAME}_search_needed + PARAMS ((const char *, const char *, int)); +static boolean gld${EMULATION_NAME}_try_needed PARAMS ((const char *, int)); +static void gld${EMULATION_NAME}_vercheck + PARAMS ((lang_input_statement_type *)); +static void gld${EMULATION_NAME}_find_statement_assignment + PARAMS ((lang_statement_union_type *)); +static void gld${EMULATION_NAME}_find_exp_assignment PARAMS ((etree_type *)); +static boolean gld${EMULATION_NAME}_place_orphan + PARAMS ((lang_input_statement_type *, asection *)); +static void gld${EMULATION_NAME}_place_section + PARAMS ((lang_statement_union_type *)); +static void gld${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${EMULATION_NAME}_finish PARAMS ((void)); + + +static int no_pipeline_knowledge = 0; +static char * thumb_entry_symbol = NULL; + +#define OPTION_THUMB_ENTRY 301 + +static struct option longopts[] = +{ + { "no-pipeline-knowledge", no_argument, NULL, 'p'}, + { "thumb-entry", required_argument, NULL, OPTION_THUMB_ENTRY}, + { NULL, no_argument, NULL, 0 } +}; + +static void +gld${EMULATION_NAME}_list_options (file) + FILE * file; +{ + fprintf (file, _(" -p --no-pipeline-knowledge Stop the linker knowing about the pipeline length\n")); + fprintf (file, _(" --thumb-entry=<sym> Set the entry point to be Thumb symbol <sym>\n")); +} + +static int +gld${EMULATION_NAME}_parse_args (argc, argv) + int argc; + char ** argv; +{ + int longind; + int optc; + int prevoptind = optind; + int prevopterr = opterr; + int wanterror; + static int lastoptind = -1; + + if (lastoptind != optind) + opterr = 0; + + wanterror = opterr; + lastoptind = optind; + + optc = getopt_long_only (argc, argv, "-p", longopts, & longind); + opterr = prevopterr; + + switch (optc) + { + default: + if (wanterror) + xexit (1); + optind = prevoptind; + return 0; + + case 'p': + no_pipeline_knowledge = 1; + break; + + case OPTION_THUMB_ENTRY: + thumb_entry_symbol = optarg; + break; + } + + return 1; +} + + +static void +gld${EMULATION_NAME}_before_parse () +{ +#ifndef TARGET_ /* I.e., if not generic. */ + ldfile_set_output_arch ("`echo ${ARCH}`"); +#endif /* not TARGET_ */ + config.dynamic_link = ${DYNAMIC_LINK-true}; + config.has_shared = `if test -n "$GENERATE_SHLIB_SCRIPT" ; then echo true ; else echo false ; fi`; +} + +/* Try to open a dynamic archive. This is where we know that ELF + dynamic libraries have an extension of .so. */ + +static boolean +gld${EMULATION_NAME}_open_dynamic_archive (arch, search, entry) + const char *arch; + search_dirs_type *search; + lang_input_statement_type *entry; +{ + const char *filename; + char *string; + + if (! entry->is_archive) + return false; + + filename = entry->filename; + + string = (char *) xmalloc (strlen (search->name) + + strlen (filename) + + strlen (arch) + + sizeof "/lib.so"); + + sprintf (string, "%s/lib%s%s.so", search->name, filename, arch); + + if (! ldfile_try_open_bfd (string, entry)) + { + free (string); + return false; + } + + entry->filename = string; + + /* We have found a dynamic object to include in the link. The ELF + backend linker will create a DT_NEEDED entry in the .dynamic + section naming this file. If this file includes a DT_SONAME + entry, it will be used. Otherwise, the ELF linker will just use + the name of the file. For an archive found by searching, like + this one, the DT_NEEDED entry should consist of just the name of + the file, without the path information used to find it. Note + that we only need to do this if we have a dynamic object; an + archive will never be referenced by a DT_NEEDED entry. + + FIXME: This approach--using bfd_elf_set_dt_needed_name--is not + very pretty. I haven't been able to think of anything that is + pretty, though. */ + if (bfd_check_format (entry->the_bfd, bfd_object) + && (entry->the_bfd->flags & DYNAMIC) != 0) + { + char *needed_name; + + ASSERT (entry->is_archive && entry->search_dirs_flag); + needed_name = (char *) xmalloc (strlen (filename) + + strlen (arch) + + sizeof "lib.so"); + sprintf (needed_name, "lib%s%s.so", filename, arch); + bfd_elf_set_dt_needed_name (entry->the_bfd, needed_name); + } + + return true; +} + +EOF +if [ "x${host}" = "x${target}" ] ; then + case " ${EMULATION_LIBPATH} " in + *" ${EMULATION_NAME} "*) +cat >>e${EMULATION_NAME}.c <<EOF + +/* For a native linker, check the file /etc/ld.so.conf for directories + in which we may find shared libraries. /etc/ld.so.conf is really + only meaningful on Linux, but we check it on other systems anyhow. */ + +static boolean gld${EMULATION_NAME}_check_ld_so_conf + PARAMS ((const char *, int)); + +static boolean +gld${EMULATION_NAME}_check_ld_so_conf (name, force) + const char *name; + int force; +{ + static boolean initialized; + static char *ld_so_conf; + + if (! initialized) + { + FILE *f; + + f = fopen ("/etc/ld.so.conf", FOPEN_RT); + if (f != NULL) + { + char *b; + size_t len, alloc; + int c; + + len = 0; + alloc = 100; + b = (char *) xmalloc (alloc); + + while ((c = getc (f)) != EOF) + { + if (len + 1 >= alloc) + { + alloc *= 2; + b = (char *) xrealloc (b, alloc); + } + if (c != ':' + && c != ' ' + && c != '\t' + && c != '\n' + && c != ',') + { + b[len] = c; + ++len; + } + else + { + if (len > 0 && b[len - 1] != ':') + { + b[len] = ':'; + ++len; + } + } + } + + if (len > 0 && b[len - 1] == ':') + --len; + + if (len > 0) + b[len] = '\0'; + else + { + free (b); + b = NULL; + } + + fclose (f); + + ld_so_conf = b; + } + + initialized = true; + } + + if (ld_so_conf == NULL) + return false; + + return gld${EMULATION_NAME}_search_needed (ld_so_conf, name, force); +} + +EOF + ;; + esac +fi +cat >>e${EMULATION_NAME}.c <<EOF + +/* These variables are required to pass information back and forth + between after_open and check_needed and stat_needed and vercheck. */ + +static struct bfd_link_needed_list *global_needed; +static struct stat global_stat; +static boolean global_found; +static struct bfd_link_needed_list *global_vercheck_needed; +static boolean global_vercheck_failed; + +static void +gld${EMULATION_NAME}_after_open () +{ + struct bfd_link_needed_list *needed, *l; + + if (strstr (bfd_get_target (output_bfd), "arm") == NULL) + { + /* The arm backend needs special fields in the output hash structure. + These will only be created if the output format is an arm format, + hence we do not support linking and changing output formats at the + same time. Use a link followed by objcopy to change output formats. */ + einfo ("%F%X%P: error: cannot change output format whilst linking ARM binaries\n"); + return; + } + + { + LANG_FOR_EACH_INPUT_STATEMENT (is) + { + /* The interworking bfd must be the last one to be processed */ + if (!is->next) + bfd_elf32_arm_get_bfd_for_interworking (is->the_bfd, & link_info); + } + } + + /* We only need to worry about this when doing a final link. */ + if (link_info.relocateable || link_info.shared) + return; + + /* Get the list of files which appear in DT_NEEDED entries in + dynamic objects included in the link (often there will be none). + For each such file, we want to track down the corresponding + library, and include the symbol table in the link. This is what + the runtime dynamic linker will do. Tracking the files down here + permits one dynamic object to include another without requiring + special action by the person doing the link. Note that the + needed list can actually grow while we are stepping through this + loop. */ + needed = bfd_elf_get_needed_list (output_bfd, &link_info); + for (l = needed; l != NULL; l = l->next) + { + struct bfd_link_needed_list *ll; + int force; + + /* If we've already seen this file, skip it. */ + for (ll = needed; ll != l; ll = ll->next) + if (strcmp (ll->name, l->name) == 0) + break; + if (ll != l) + continue; + + /* See if this file was included in the link explicitly. */ + global_needed = l; + global_found = false; + lang_for_each_input_file (gld${EMULATION_NAME}_check_needed); + if (global_found) + continue; + + /* We need to find this file and include the symbol table. We + want to search for the file in the same way that the dynamic + linker will search. That means that we want to use + rpath_link, rpath, then the environment variable + LD_LIBRARY_PATH (native only), then the linker script + LIB_SEARCH_DIRS. We do not search using the -L arguments. + + We search twice. The first time, we skip objects which may + introduce version mismatches. The second time, we force + their use. See gld${EMULATION_NAME}_vercheck comment. */ + for (force = 0; force < 2; force++) + { + const char *lib_path; + size_t len; + search_dirs_type *search; + + if (gld${EMULATION_NAME}_search_needed (command_line.rpath_link, + l->name, force)) + break; + if (gld${EMULATION_NAME}_search_needed (command_line.rpath, + l->name, force)) + break; + if (command_line.rpath_link == NULL + && command_line.rpath == NULL) + { + lib_path = (const char *) getenv ("LD_RUN_PATH"); + if (gld${EMULATION_NAME}_search_needed (lib_path, l->name, + force)) + break; + } +EOF +if [ "x${host}" = "x${target}" ] ; then + case " ${EMULATION_LIBPATH} " in + *" ${EMULATION_NAME} "*) +cat >>e${EMULATION_NAME}.c <<EOF + lib_path = (const char *) getenv ("LD_LIBRARY_PATH"); + if (gld${EMULATION_NAME}_search_needed (lib_path, l->name, force)) + break; +EOF + ;; + esac +fi +cat >>e${EMULATION_NAME}.c <<EOF + len = strlen (l->name); + for (search = search_head; search != NULL; search = search->next) + { + char *filename; + + if (search->cmdline) + continue; + filename = (char *) xmalloc (strlen (search->name) + len + 2); + sprintf (filename, "%s/%s", search->name, l->name); + if (gld${EMULATION_NAME}_try_needed (filename, force)) + break; + free (filename); + } + if (search != NULL) + break; +EOF +if [ "x${host}" = "x${target}" ] ; then + case " ${EMULATION_LIBPATH} " in + *" ${EMULATION_NAME} "*) +cat >>e${EMULATION_NAME}.c <<EOF + if (gld${EMULATION_NAME}_check_ld_so_conf (l->name, force)) + break; +EOF + ;; + esac +fi +cat >>e${EMULATION_NAME}.c <<EOF + } + + if (force < 2) + continue; + + einfo ("%P: warning: %s, needed by %B, not found (try using --rpath)\n", + l->name, l->by); + } +} + +/* Search for a needed file in a path. */ + +static boolean +gld${EMULATION_NAME}_search_needed (path, name, force) + const char *path; + const char *name; + int force; +{ + const char *s; + size_t len; + + if (path == NULL || *path == '\0') + return false; + len = strlen (name); + while (1) + { + char *filename, *sset; + + s = strchr (path, ':'); + if (s == NULL) + s = path + strlen (path); + + filename = (char *) xmalloc (s - path + len + 2); + if (s == path) + sset = filename; + else + { + memcpy (filename, path, s - path); + filename[s - path] = '/'; + sset = filename + (s - path) + 1; + } + strcpy (sset, name); + + if (gld${EMULATION_NAME}_try_needed (filename, force)) + return true; + + free (filename); + + if (*s == '\0') + break; + path = s + 1; + } + + return false; +} + +/* This function is called for each possible name for a dynamic object + named by a DT_NEEDED entry. The FORCE parameter indicates whether + to skip the check for a conflicting version. */ + +static boolean +gld${EMULATION_NAME}_try_needed (name, force) + const char *name; + int force; +{ + bfd *abfd; + + abfd = bfd_openr (name, bfd_get_target (output_bfd)); + if (abfd == NULL) + return false; + if (! bfd_check_format (abfd, bfd_object)) + { + (void) bfd_close (abfd); + return false; + } + if ((bfd_get_file_flags (abfd) & DYNAMIC) == 0) + { + (void) bfd_close (abfd); + return false; + } + + /* Check whether this object would include any conflicting library + versions. If FORCE is set, then we skip this check; we use this + the second time around, if we couldn't find any compatible + instance of the shared library. */ + + if (! force) + { + struct bfd_link_needed_list *needed; + + if (! bfd_elf_get_bfd_needed_list (abfd, &needed)) + einfo ("%F%P:%B: bfd_elf_get_bfd_needed_list failed: %E\n", abfd); + + if (needed != NULL) + { + global_vercheck_needed = needed; + global_vercheck_failed = false; + lang_for_each_input_file (gld${EMULATION_NAME}_vercheck); + if (global_vercheck_failed) + { + (void) bfd_close (abfd); + /* Return false to force the caller to move on to try + another file on the search path. */ + return false; + } + + /* But wait! It gets much worse. On Linux, if a shared + library does not use libc at all, we are supposed to skip + it the first time around in case we encounter a shared + library later on with the same name which does use the + version of libc that we want. This is much too horrible + to use on any system other than Linux. */ + +EOF +case ${target} in + *-*-linux-gnu*) + cat >>e${EMULATION_NAME}.c <<EOF + { + struct bfd_link_needed_list *l; + + for (l = needed; l != NULL; l = l->next) + if (strncmp (l->name, "libc.so", 7) == 0) + break; + if (l == NULL) + { + (void) bfd_close (abfd); + return false; + } + } + +EOF + ;; +esac +cat >>e${EMULATION_NAME}.c <<EOF + } + } + + /* We've found a dynamic object matching the DT_NEEDED entry. */ + + /* We have already checked that there is no other input file of the + same name. We must now check again that we are not including the + same file twice. We need to do this because on many systems + libc.so is a symlink to, e.g., libc.so.1. The SONAME entry will + reference libc.so.1. If we have already included libc.so, we + don't want to include libc.so.1 if they are the same file, and we + can only check that using stat. */ + + if (bfd_stat (abfd, &global_stat) != 0) + einfo ("%F%P:%B: bfd_stat failed: %E\n", abfd); + global_found = false; + lang_for_each_input_file (gld${EMULATION_NAME}_stat_needed); + if (global_found) + { + /* Return true to indicate that we found the file, even though + we aren't going to do anything with it. */ + return true; + } + + /* Tell the ELF backend that don't want the output file to have a + DT_NEEDED entry for this file. */ + bfd_elf_set_dt_needed_name (abfd, ""); + + /* Add this file into the symbol table. */ + if (! bfd_link_add_symbols (abfd, &link_info)) + einfo ("%F%B: could not read symbols: %E\n", abfd); + + return true; +} + +/* See if an input file matches a DT_NEEDED entry by name. */ + +static void +gld${EMULATION_NAME}_check_needed (s) + lang_input_statement_type *s; +{ + if (global_found) + return; + + if (s->filename != NULL + && strcmp (s->filename, global_needed->name) == 0) + { + global_found = true; + return; + } + + if (s->the_bfd != NULL) + { + const char *soname; + + soname = bfd_elf_get_dt_soname (s->the_bfd); + if (soname != NULL + && strcmp (soname, global_needed->name) == 0) + { + global_found = true; + return; + } + } + + if (s->search_dirs_flag + && s->filename != NULL + && strchr (global_needed->name, '/') == NULL) + { + const char *f; + + f = strrchr (s->filename, '/'); + if (f != NULL + && strcmp (f + 1, global_needed->name) == 0) + { + global_found = true; + return; + } + } +} + +/* See if an input file matches a DT_NEEDED entry by running stat on + the file. */ + +static void +gld${EMULATION_NAME}_stat_needed (s) + lang_input_statement_type *s; +{ + struct stat st; + const char *suffix; + const char *soname; + const char *f; + + if (global_found) + return; + if (s->the_bfd == NULL) + return; + + if (bfd_stat (s->the_bfd, &st) != 0) + { + einfo ("%P:%B: bfd_stat failed: %E\n", s->the_bfd); + return; + } + + if (st.st_dev == global_stat.st_dev + && st.st_ino == global_stat.st_ino) + { + global_found = true; + return; + } + + /* We issue a warning if it looks like we are including two + different versions of the same shared library. For example, + there may be a problem if -lc picks up libc.so.6 but some other + shared library has a DT_NEEDED entry of libc.so.5. This is a + hueristic test, and it will only work if the name looks like + NAME.so.VERSION. FIXME: Depending on file names is error-prone. + If we really want to issue warnings about mixing version numbers + of shared libraries, we need to find a better way. */ + + if (strchr (global_needed->name, '/') != NULL) + return; + suffix = strstr (global_needed->name, ".so."); + if (suffix == NULL) + return; + suffix += sizeof ".so." - 1; + + soname = bfd_elf_get_dt_soname (s->the_bfd); + if (soname == NULL) + soname = s->filename; + + f = strrchr (soname, '/'); + if (f != NULL) + ++f; + else + f = soname; + + if (strncmp (f, global_needed->name, suffix - global_needed->name) == 0) + einfo ("%P: warning: %s, needed by %B, may conflict with %s\n", + global_needed->name, global_needed->by, f); +} + +/* On Linux, it's possible to have different versions of the same + shared library linked against different versions of libc. The + dynamic linker somehow tags which libc version to use in + /etc/ld.so.cache, and, based on the libc that it sees in the + executable, chooses which version of the shared library to use. + + We try to do a similar check here by checking whether this shared + library needs any other shared libraries which may conflict with + libraries we have already included in the link. If it does, we + skip it, and try to find another shared library farther on down the + link path. + + This is called via lang_for_each_input_file. + GLOBAL_VERCHECK_NEEDED is the list of objects needed by the object + which we ar checking. This sets GLOBAL_VERCHECK_FAILED if we find + a conflicting version. */ + +static void +gld${EMULATION_NAME}_vercheck (s) + lang_input_statement_type *s; +{ + const char *soname, *f; + struct bfd_link_needed_list *l; + + if (global_vercheck_failed) + return; + if (s->the_bfd == NULL + || (bfd_get_file_flags (s->the_bfd) & DYNAMIC) == 0) + return; + + soname = bfd_elf_get_dt_soname (s->the_bfd); + if (soname == NULL) + soname = bfd_get_filename (s->the_bfd); + + f = strrchr (soname, '/'); + if (f != NULL) + ++f; + else + f = soname; + + for (l = global_vercheck_needed; l != NULL; l = l->next) + { + const char *suffix; + + if (strcmp (f, l->name) == 0) + { + /* Probably can't happen, but it's an easy check. */ + continue; + } + + if (strchr (l->name, '/') != NULL) + continue; + + suffix = strstr (l->name, ".so."); + if (suffix == NULL) + continue; + + suffix += sizeof ".so." - 1; + + if (strncmp (f, l->name, suffix - l->name) == 0) + { + /* Here we know that S is a dynamic object FOO.SO.VER1, and + the object we are considering needs a dynamic object + FOO.SO.VER2, and VER1 and VER2 are different. This + appears to be a version mismatch, so we tell the caller + to try a different version of this library. */ + global_vercheck_failed = true; + return; + } + } +} + +/* Place an orphan section. We use this to put random SHF_ALLOC + sections in the right segment. */ + +static asection *hold_section; +static lang_output_section_statement_type *hold_use; +static lang_output_section_statement_type *hold_text; +static lang_output_section_statement_type *hold_rodata; +static lang_output_section_statement_type *hold_data; +static lang_output_section_statement_type *hold_bss; +static lang_output_section_statement_type *hold_rel; +static lang_output_section_statement_type *hold_interp; + +/*ARGSUSED*/ +static boolean +gld${EMULATION_NAME}_place_orphan (file, s) + lang_input_statement_type *file; + asection *s; +{ + lang_output_section_statement_type *place; + asection *snew, **pps; + lang_statement_list_type *old; + lang_statement_list_type add; + etree_type *address; + const char *secname, *ps; + const char *outsecname; + lang_output_section_statement_type *os; + + if ((s->flags & SEC_ALLOC) == 0) + return false; + + /* Look through the script to see where to place this section. */ + hold_section = s; + hold_use = NULL; + lang_for_each_statement (gld${EMULATION_NAME}_place_section); + + if (hold_use != NULL) + { + /* We have already placed a section with this name. */ + wild_doit (&hold_use->children, s, hold_use, file); + return true; + } + + secname = bfd_get_section_name (s->owner, s); + + /* If this is a final link, then always put .gnu.warning.SYMBOL + sections into the .text section to get them out of the way. */ + if (! link_info.shared + && ! link_info.relocateable + && strncmp (secname, ".gnu.warning.", sizeof ".gnu.warning." - 1) == 0 + && hold_text != NULL) + { + wild_doit (&hold_text->children, s, hold_text, file); + return true; + } + + /* Decide which segment the section should go in based on the + section name and section flags. We put loadable .note sections + right after the .interp section, so that the PT_NOTE segment is + stored right after the program headers where the OS can read it + in the first page. */ + place = NULL; + if (s->flags & SEC_EXCLUDE) + return false; + else if ((s->flags & SEC_LOAD) != 0 + && strncmp (secname, ".note", 4) == 0 + && hold_interp != NULL) + place = hold_interp; + else if ((s->flags & SEC_HAS_CONTENTS) == 0 + && hold_bss != NULL) + place = hold_bss; + else if ((s->flags & SEC_READONLY) == 0 + && hold_data != NULL) + place = hold_data; + else if (strncmp (secname, ".rel", 4) == 0 + && hold_rel != NULL) + place = hold_rel; + else if ((s->flags & SEC_CODE) == 0 + && (s->flags & SEC_READONLY) != 0 + && hold_rodata != NULL) + place = hold_rodata; + else if ((s->flags & SEC_READONLY) != 0 + && hold_text != NULL) + place = hold_text; + if (place == NULL) + return false; + + /* Choose a unique name for the section. This will be needed if the + same section name appears in the input file with different + loadable or allocateable characteristics. */ + outsecname = secname; + if (bfd_get_section_by_name (output_bfd, outsecname) != NULL) + { + unsigned int len; + char *newname; + unsigned int i; + + len = strlen (outsecname); + newname = xmalloc (len + 5); + strcpy (newname, outsecname); + i = 0; + do + { + sprintf (newname + len, "%d", i); + ++i; + } + while (bfd_get_section_by_name (output_bfd, newname) != NULL); + + outsecname = newname; + } + + /* Create the section in the output file, and put it in the right + place. This shuffling is to make the output file look neater. */ + snew = bfd_make_section (output_bfd, outsecname); + if (snew == NULL) + einfo ("%P%F: output format %s cannot represent section called %s\n", + output_bfd->xvec->name, outsecname); + if (place->bfd_section != NULL) + { + for (pps = &output_bfd->sections; *pps != snew; pps = &(*pps)->next) + ; + *pps = snew->next; + snew->next = place->bfd_section->next; + place->bfd_section->next = snew; + } + + /* Start building a list of statements for this section. */ + old = stat_ptr; + stat_ptr = &add; + lang_list_init (stat_ptr); + + /* If the name of the section is representable in C, then create + symbols to mark the start and the end of the section. */ + for (ps = outsecname; *ps != '\0'; ps++) + if (! isalnum ((unsigned char) *ps) && *ps != '_') + break; + if (*ps == '\0' && config.build_constructors) + { + char *symname; + + symname = (char *) xmalloc (ps - outsecname + sizeof "__start_"); + sprintf (symname, "__start_%s", outsecname); + lang_add_assignment (exp_assop ('=', symname, + exp_unop (ALIGN_K, + exp_intop ((bfd_vma) 1 + << s->alignment_power)))); + } + + if (! link_info.relocateable) + address = NULL; + else + address = exp_intop ((bfd_vma) 0); + + lang_enter_output_section_statement (outsecname, address, 0, + (bfd_vma) 0, + (etree_type *) NULL, + (etree_type *) NULL, + (etree_type *) NULL); + + os = lang_output_section_statement_lookup (outsecname); + wild_doit (&os->children, s, os, file); + + lang_leave_output_section_statement + ((bfd_vma) 0, "*default*", (struct lang_output_section_phdr_list *) NULL, + "*default*"); + stat_ptr = &add; + + if (*ps == '\0' && config.build_constructors) + { + char *symname; + + symname = (char *) xmalloc (ps - outsecname + sizeof "__stop_"); + sprintf (symname, "__stop_%s", outsecname); + lang_add_assignment (exp_assop ('=', symname, + exp_nameop (NAME, "."))); + } + + /* Now stick the new statement list right after PLACE. */ + *add.tail = place->header.next; + place->header.next = add.head; + + stat_ptr = old; + + return true; +} + +static void +gld${EMULATION_NAME}_place_section (s) + lang_statement_union_type *s; +{ + lang_output_section_statement_type *os; + + if (s->header.type != lang_output_section_statement_enum) + return; + + os = &s->output_section_statement; + + if (strcmp (os->name, hold_section->name) == 0 + && os->bfd_section != NULL + && ((hold_section->flags & (SEC_LOAD | SEC_ALLOC)) + == (os->bfd_section->flags & (SEC_LOAD | SEC_ALLOC)))) + hold_use = os; + + if (strcmp (os->name, ".text") == 0) + hold_text = os; + else if (strcmp (os->name, ".rodata") == 0) + hold_rodata = os; + else if (strcmp (os->name, ".data") == 0) + hold_data = os; + else if (strcmp (os->name, ".bss") == 0) + hold_bss = os; + else if (hold_rel == NULL + && os->bfd_section != NULL + && (os->bfd_section->flags & SEC_ALLOC) != 0 + && strncmp (os->name, ".rel", 4) == 0) + hold_rel = os; + else if (strcmp (os->name, ".interp") == 0) + hold_interp = os; +} + +/* Look through an expression for an assignment statement. */ + +static void +gld${EMULATION_NAME}_find_exp_assignment (exp) + etree_type *exp; +{ + struct bfd_link_hash_entry *h; + + switch (exp->type.node_class) + { + case etree_provide: + h = bfd_link_hash_lookup (link_info.hash, exp->assign.dst, + false, false, false); + if (h == NULL) + break; + + /* We call record_link_assignment even if the symbol is defined. + This is because if it is defined by a dynamic object, we + actually want to use the value defined by the linker script, + not the value from the dynamic object (because we are setting + symbols like etext). If the symbol is defined by a regular + object, then, as it happens, calling record_link_assignment + will do no harm. */ + + /* Fall through. */ + case etree_assign: + if (strcmp (exp->assign.dst, ".") != 0) + { + if (! (bfd_elf${ELFSIZE}_record_link_assignment + (output_bfd, &link_info, exp->assign.dst, + exp->type.node_class == etree_provide ? true : false))) + einfo ("%P%F: failed to record assignment to %s: %E\n", + exp->assign.dst); + } + gld${EMULATION_NAME}_find_exp_assignment (exp->assign.src); + break; + + case etree_binary: + gld${EMULATION_NAME}_find_exp_assignment (exp->binary.lhs); + gld${EMULATION_NAME}_find_exp_assignment (exp->binary.rhs); + break; + + case etree_trinary: + gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.cond); + gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.lhs); + gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.rhs); + break; + + case etree_unary: + gld${EMULATION_NAME}_find_exp_assignment (exp->unary.child); + break; + + default: + break; + } +} + +/* This is called by the before_allocation routine via + lang_for_each_statement. It locates any assignment statements, and + tells the ELF backend about them, in case they are assignments to + symbols which are referred to by dynamic objects. */ + +static void +gld${EMULATION_NAME}_find_statement_assignment (s) + lang_statement_union_type *s; +{ + if (s->header.type == lang_assignment_statement_enum) + gld${EMULATION_NAME}_find_exp_assignment (s->assignment_statement.exp); +} + +/* This is called after the sections have been attached to output + sections, but before any sizes or addresses have been set. */ + +static void +gld${EMULATION_NAME}_before_allocation () +{ + const char *rpath; + asection *sinterp; + + /* If we are going to make any variable assignments, we need to let + the ELF backend know about them in case the variables are + referred to by dynamic objects. */ + lang_for_each_statement (gld${EMULATION_NAME}_find_statement_assignment); + + /* Let the ELF backend work out the sizes of any sections required + by dynamic linking. */ + rpath = command_line.rpath; + if (rpath == NULL) + rpath = (const char *) getenv ("LD_RUN_PATH"); + if (! (bfd_elf${ELFSIZE}_size_dynamic_sections + (output_bfd, command_line.soname, rpath, + command_line.export_dynamic, command_line.filter_shlib, + (const char * const *) command_line.auxiliary_filters, + &link_info, &sinterp, lang_elf_version_info))) + einfo ("%P%F: failed to set dynamic section sizes: %E\n"); + + /* Let the user override the dynamic linker we are using. */ + if (command_line.interpreter != NULL + && sinterp != NULL) + { + sinterp->contents = (bfd_byte *) command_line.interpreter; + sinterp->_raw_size = strlen (command_line.interpreter) + 1; + } + + /* Look for any sections named .gnu.warning. As a GNU extensions, + we treat such sections as containing warning messages. We print + out the warning message, and then zero out the section size so + that it does not get copied into the output file. */ + + { + LANG_FOR_EACH_INPUT_STATEMENT (is) + { + asection *s; + bfd_size_type sz; + char *msg; + boolean ret; + + if (is->just_syms_flag) + continue; + + s = bfd_get_section_by_name (is->the_bfd, ".gnu.warning"); + if (s == NULL) + continue; + + sz = bfd_section_size (is->the_bfd, s); + msg = xmalloc ((size_t) sz + 1); + if (! bfd_get_section_contents (is->the_bfd, s, msg, (file_ptr) 0, sz)) + einfo ("%F%B: Can't read contents of section .gnu.warning: %E\n", + is->the_bfd); + msg[sz] = '\0'; + ret = link_info.callbacks->warning (&link_info, msg, + (const char *) NULL, + is->the_bfd, (asection *) NULL, + (bfd_vma) 0); + ASSERT (ret); + free (msg); + + /* Clobber the section size, so that we don't waste copying the + warning into the output file. */ + s->_raw_size = 0; + } + } + + /* we should be able to set the size of the interworking stub section */ + + /* Here we rummage through the found bfds to collect glue information */ + /* FIXME: should this be based on a command line option? krk@cygnus.com */ + { + LANG_FOR_EACH_INPUT_STATEMENT (is) + { + if (!bfd_elf32_arm_process_before_allocation (is->the_bfd, & link_info, + no_pipeline_knowledge)) + { + /* xgettext:c-format */ + einfo (_("Errors encountered processing file %s"), is->filename); + } + } + } + + /* We have seen it all. Allocate it, and carry on */ + bfd_elf32_arm_allocate_interworking_sections (& link_info); +} + +static void +gld${EMULATION_NAME}_finish PARAMS((void)) +{ + struct bfd_link_hash_entry * h; + + if (thumb_entry_symbol == NULL) + return; + + h = bfd_link_hash_lookup (link_info.hash, thumb_entry_symbol, false, false, true); + + if (h != (struct bfd_link_hash_entry *) NULL + && (h->type == bfd_link_hash_defined + || h->type == bfd_link_hash_defweak) + && h->u.def.section->output_section != NULL) + { + static char buffer[32]; + bfd_vma val; + + /* Special procesing is required for a Thumb entry symbol. The + bottom bit of its address must be set. */ + val = (h->u.def.value + + bfd_get_section_vma (output_bfd, + h->u.def.section->output_section) + + h->u.def.section->output_offset); + + val |= 1; + + /* Now convert this value into a string and store it in entry_symbol + where the lang_finish() function will pick it up. */ + buffer[0] = '0'; + buffer[1] = 'x'; + + sprintf_vma (buffer + 2, val); + + if (entry_symbol != NULL && entry_from_cmdline) + einfo (_("%P: warning: '--thumb-entry %s' is overriding '-e %s'\n"), + thumb_entry_symbol, entry_symbol); + entry_symbol = buffer; + } + else + einfo (_("%P: warning: connot find thumb start symbol %s\n"), thumb_entry_symbol); +} + +static char * +gld${EMULATION_NAME}_get_script (isfile) + int *isfile; +EOF + +if test -n "$COMPILE_IN" +then +# Scripts compiled in. + +# sed commands to quote an ld script as a C string. +sc="-f stringify.sed" + +cat >>e${EMULATION_NAME}.c <<EOF +{ + *isfile = 0; + + if (link_info.relocateable == true && config.build_constructors == true) + 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${EMULATION_NAME}.c +if test -n "$GENERATE_SHLIB_SCRIPT" ; then + echo ' ; else if (link_info.shared) return' >> e${EMULATION_NAME}.c + sed $sc ldscripts/${EMULATION_NAME}.xs >> e${EMULATION_NAME}.c +fi +echo ' ; else return' >> e${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${EMULATION_NAME}.c <<EOF +{ + *isfile = 1; + + if (link_info.relocateable == true && config.build_constructors == true) + return "ldscripts/${EMULATION_NAME}.xu"; + else if (link_info.relocateable == true) + return "ldscripts/${EMULATION_NAME}.xr"; + else if (!config.text_read_only) + return "ldscripts/${EMULATION_NAME}.xbn"; + else if (!config.magic_demand_paged) + return "ldscripts/${EMULATION_NAME}.xn"; + else if (link_info.shared) + return "ldscripts/${EMULATION_NAME}.xs"; + else + return "ldscripts/${EMULATION_NAME}.x"; +} +EOF + +fi + +cat >>e${EMULATION_NAME}.c <<EOF + +struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = +{ + gld${EMULATION_NAME}_before_parse, + syslib_default, + hll_default, + after_parse_default, + gld${EMULATION_NAME}_after_open, + after_allocation_default, + set_output_arch_default, + ldemul_default_target, + gld${EMULATION_NAME}_before_allocation, + gld${EMULATION_NAME}_get_script, + "${EMULATION_NAME}", + "${OUTPUT_FORMAT}", + gld${EMULATION_NAME}_finish, + NULL, /* create output section statements */ + gld${EMULATION_NAME}_open_dynamic_archive, + gld${EMULATION_NAME}_place_orphan, + NULL, /* set symbols */ + gld${EMULATION_NAME}_parse_args, + NULL, /* unrecognized file */ + gld${EMULATION_NAME}_list_options, + NULL, /* recognized file */ + NULL /* find_potential_libraries */ +}; +EOF diff --git a/contrib/binutils/ld/emultempl/armelf_oabi.em b/contrib/binutils/ld/emultempl/armelf_oabi.em new file mode 100644 index 0000000..d8ca87a --- /dev/null +++ b/contrib/binutils/ld/emultempl/armelf_oabi.em @@ -0,0 +1,177 @@ +# This shell script emits a C file. -*- C -*- +# It does some substitutions. +cat >e${EMULATION_NAME}.c <<EOF +/* This file is is generated by a shell script. DO NOT EDIT! */ + +/* emulate the original gld for the given ${EMULATION_NAME} + Copyright (C) 1991, 93, 96, 97, 98, 1999 Free Software Foundation, Inc. + Written by Steve Chamberlain steve@cygnus.com + +This file is part of GLD, the Gnu Linker. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +#define TARGET_IS_${EMULATION_NAME} + +#define bfd_elf32_arm_allocate_interworking_sections \ + bfd_elf32_arm_oabi_allocate_interworking_sections +#define bfd_elf32_arm_get_bfd_for_interworking \ + bfd_elf32_arm_oabi_get_bfd_for_interworking +#define bfd_elf32_arm_process_before_allocation \ + bfd_elf32_arm_oabi_process_before_allocation + +#include "bfd.h" +#include "sysdep.h" +#include "bfdlink.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" + +static void gld${EMULATION_NAME}_before_parse PARAMS ((void)); +static void gld${EMULATION_NAME}_before_allocation PARAMS ((void)); +static char *gld${EMULATION_NAME}_get_script PARAMS ((int *isfile)); + +static void +gld${EMULATION_NAME}_before_parse () +{ +#ifndef TARGET_ /* I.e., if not generic. */ + ldfile_set_output_arch ("`echo ${ARCH}`"); +#endif /* not TARGET_ */ +} + +/* This is called after the sections have been attached to output + sections, but before any sizes or addresses have been set. */ + +static void +gld${EMULATION_NAME}_before_allocation () +{ + /* we should be able to set the size of the interworking stub section */ + + /* Here we rummage through the found bfds to collect glue information */ + /* FIXME: should this be based on a command line option? krk@cygnus.com */ + { + LANG_FOR_EACH_INPUT_STATEMENT (is) + { + if (!bfd_elf32_arm_process_before_allocation (is->the_bfd, &link_info, 0)) + { + /* xgettext:c-format */ + einfo (_("Errors encountered processing file %s"), is->filename); + } + } + } + + /* We have seen it all. Allocate it, and carry on */ + bfd_elf32_arm_allocate_interworking_sections (& link_info); +} + +static void +gld${EMULATION_NAME}_after_open () +{ + + LANG_FOR_EACH_INPUT_STATEMENT (is) + { + /* The interworking bfd must be the last one to be processed */ + if (!is->next) + bfd_elf32_arm_get_bfd_for_interworking (is->the_bfd, & link_info); + } +} + +static char * +gld${EMULATION_NAME}_get_script (isfile) + int *isfile; +EOF + +if test -n "$COMPILE_IN" +then +# Scripts compiled in. + +# sed commands to quote an ld script as a C string. +sc="-f stringify.sed" + +cat >>e${EMULATION_NAME}.c <<EOF +{ + *isfile = 0; + + if (link_info.relocateable == true && config.build_constructors == true) + 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 + +else +# Scripts read from the filesystem. + +cat >>e${EMULATION_NAME}.c <<EOF +{ + *isfile = 1; + + if (link_info.relocateable == true && config.build_constructors == true) + return "ldscripts/${EMULATION_NAME}.xu"; + else if (link_info.relocateable == true) + return "ldscripts/${EMULATION_NAME}.xr"; + else if (!config.text_read_only) + return "ldscripts/${EMULATION_NAME}.xbn"; + else if (!config.magic_demand_paged) + return "ldscripts/${EMULATION_NAME}.xn"; + else + return "ldscripts/${EMULATION_NAME}.x"; +} +EOF + +fi + +cat >>e${EMULATION_NAME}.c <<EOF + +struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = +{ + gld${EMULATION_NAME}_before_parse, + syslib_default, + hll_default, + after_parse_default, + gld${EMULATION_NAME}_after_open, + after_allocation_default, + set_output_arch_default, + ldemul_default_target, + gld${EMULATION_NAME}_before_allocation, + gld${EMULATION_NAME}_get_script, + "${EMULATION_NAME}", + "${OUTPUT_FORMAT}", + NULL, /* finish */ + NULL, /* create output section statements */ + NULL, /* open dynamic archive */ + NULL, /* place orphan */ + NULL, /* set symbols */ + NULL, /* parse args */ + NULL, /* unrecognized file */ + NULL, /* list options */ + NULL, /* recognized file */ + NULL /* find_potential_libraries */ +}; +EOF diff --git a/contrib/binutils/ld/emultempl/astring.sed b/contrib/binutils/ld/emultempl/astring.sed new file mode 100644 index 0000000..08bd8a6 --- /dev/null +++ b/contrib/binutils/ld/emultempl/astring.sed @@ -0,0 +1,13 @@ +s/["\\]/\\&/g +s/$/\\n\\/ +1 s/^/"/ +25s/\\$/"/ +26s/^/"/ +50s/\\$/"/ +51s/^/"/ +75s/\\$/"/ +76s/^/"/ +100s/\\$/"/ +101s/^/"/ +$ s/$/n"/ +$ s/\\n"n"$/\\n"/ diff --git a/contrib/binutils/ld/emultempl/elf32.em b/contrib/binutils/ld/emultempl/elf32.em index c4debe2..2913ecf 100644 --- a/contrib/binutils/ld/emultempl/elf32.em +++ b/contrib/binutils/ld/emultempl/elf32.em @@ -7,7 +7,8 @@ cat >e${EMULATION_NAME}.c <<EOF /* This file is is generated by a shell script. DO NOT EDIT! */ /* ${ELFSIZE} bit ELF emulation code for ${EMULATION_NAME} - Copyright (C) 1991, 93, 94, 95, 96, 97, 1998 Free Software Foundation, Inc. + Copyright (C) 1991, 93, 94, 95, 96, 97, 98, 1999 + Free Software Foundation, Inc. Written by Steve Chamberlain <sac@cygnus.com> ELF support by Ian Lance Taylor <ian@cygnus.com> @@ -73,10 +74,12 @@ gld${EMULATION_NAME}_before_parse() { ldfile_output_architecture = bfd_arch_`echo ${ARCH} | sed -e 's/:.*//'`; config.dynamic_link = ${DYNAMIC_LINK-true}; + config.has_shared = `if test -n "$GENERATE_SHLIB_SCRIPT" ; then echo true ; else echo false ; fi`; } /* Try to open a dynamic archive. This is where we know that ELF - dynamic libraries have an extension of .so. */ + dynamic libraries have an extension of .so (or .sl on oddball systems + like hpux). */ static boolean gld${EMULATION_NAME}_open_dynamic_archive (arch, search, entry) @@ -92,13 +95,27 @@ gld${EMULATION_NAME}_open_dynamic_archive (arch, search, entry) filename = entry->filename; + /* This allocates a few bytes too many when EXTRA_SHLIB_EXTENSION + is defined, but it does not seem worth the headache to optimize + away those two bytes of space. */ string = (char *) xmalloc (strlen (search->name) + strlen (filename) + strlen (arch) +#ifdef EXTRA_SHLIB_EXTENSION + + strlen (EXTRA_SHLIB_EXTENSION) +#endif + sizeof "/lib.so"); sprintf (string, "%s/lib%s%s.so", search->name, filename, arch); +#ifdef EXTRA_SHLIB_EXTENSION + /* Try the .so extension first. If that fails build a new filename + using EXTRA_SHLIB_EXTENSION. */ + if (! ldfile_try_open_bfd (string, entry)) + sprintf (string, "%s/lib%s%s%s", search->name, + filename, arch, EXTRA_SHLIB_EXTENSION); +#endif + if (! ldfile_try_open_bfd (string, entry)) { free (string); @@ -126,10 +143,16 @@ gld${EMULATION_NAME}_open_dynamic_archive (arch, search, entry) char *needed_name; ASSERT (entry->is_archive && entry->search_dirs_flag); - needed_name = (char *) xmalloc (strlen (filename) - + strlen (arch) - + sizeof "lib.so"); - sprintf (needed_name, "lib%s%s.so", filename, arch); + + /* Rather than duplicating the logic above. Just use the + filename we recorded earlier. + + First strip off everything before the last '/'. */ + filename = strrchr (entry->filename, '/'); + filename++; + + needed_name = (char *) xmalloc (strlen (filename) + 1); + strcpy (needed_name, filename); bfd_elf_set_dt_needed_name (entry->the_bfd, needed_name); } @@ -138,7 +161,8 @@ gld${EMULATION_NAME}_open_dynamic_archive (arch, search, entry) EOF if [ "x${host}" = "x${target}" ] ; then - if [ "x${DEFAULT_EMULATION}" = "x${EMULATION_NAME}" ] ; then + case " ${EMULATION_LIBPATH} " in + *" ${EMULATION_NAME} "*) cat >>e${EMULATION_NAME}.c <<EOF /* For a native linker, check the file /etc/ld.so.conf for directories @@ -223,7 +247,8 @@ gld${EMULATION_NAME}_check_ld_so_conf (name, force) } EOF - fi + ;; + esac fi cat >>e${EMULATION_NAME}.c <<EOF @@ -308,13 +333,15 @@ gld${EMULATION_NAME}_after_open () } EOF if [ "x${host}" = "x${target}" ] ; then - if [ "x${DEFAULT_EMULATION}" = "x${EMULATION_NAME}" ] ; then + case " ${EMULATION_LIBPATH} " in + *" ${EMULATION_NAME} "*) cat >>e${EMULATION_NAME}.c <<EOF lib_path = (const char *) getenv ("LD_LIBRARY_PATH"); if (gld${EMULATION_NAME}_search_needed (lib_path, l->name, force)) break; EOF - fi + ;; + esac fi cat >>e${EMULATION_NAME}.c <<EOF len = strlen (l->name); @@ -334,12 +361,14 @@ cat >>e${EMULATION_NAME}.c <<EOF break; EOF if [ "x${host}" = "x${target}" ] ; then - if [ "x${DEFAULT_EMULATION}" = "x${EMULATION_NAME}" ] ; then + case " ${EMULATION_LIBPATH} " in + *" ${EMULATION_NAME} "*) cat >>e${EMULATION_NAME}.c <<EOF if (gld${EMULATION_NAME}_check_ld_so_conf (l->name, force)) break; EOF - fi + ;; + esac fi cat >>e${EMULATION_NAME}.c <<EOF } @@ -761,37 +790,6 @@ gld${EMULATION_NAME}_before_allocation () s->_raw_size = 0; } } - -#if defined (TARGET_IS_elf32bmip) || defined (TARGET_IS_elf32lmip) - /* For MIPS ELF the .reginfo section requires special handling. - Each input section is 24 bytes, and the final output section must - also be 24 bytes. We handle this by clobbering all but the first - input section size to 0. The .reginfo section is handled - specially by the backend code anyhow. */ - { - boolean found = false; - LANG_FOR_EACH_INPUT_STATEMENT (is) - { - asection *s; - - if (is->just_syms_flag) - continue; - - s = bfd_get_section_by_name (is->the_bfd, ".reginfo"); - if (s == NULL) - continue; - - if (! found) - { - found = true; - continue; - } - - s->_raw_size = 0; - s->_cooked_size = 0; - } - } -#endif } /* This is called by the before_allocation routine via @@ -925,7 +923,9 @@ gld${EMULATION_NAME}_place_orphan (file, s) stored right after the program headers where the OS can read it in the first page. */ place = NULL; - if ((s->flags & SEC_LOAD) != 0 + if (s->flags & SEC_EXCLUDE) + return false; + else if ((s->flags & SEC_LOAD) != 0 && strncmp (secname, ".note", 4) == 0 && hold_interp != NULL) place = hold_interp; @@ -1024,7 +1024,8 @@ gld${EMULATION_NAME}_place_orphan (file, s) wild_doit (&os->children, s, os, file); lang_leave_output_section_statement - ((bfd_vma) 0, "*default*", (struct lang_output_section_phdr_list *) NULL); + ((bfd_vma) 0, "*default*", (struct lang_output_section_phdr_list *) NULL, + "*default*"); stat_ptr = &add; if (*ps == '\0' && config.build_constructors) @@ -1090,30 +1091,31 @@ then # Scripts compiled in. # sed commands to quote an ld script as a C string. -sc='s/["\\]/\\&/g -s/$/\\n\\/ -1s/^/"/ -$s/$/n"/ -' +sc="-f stringify.sed" cat >>e${EMULATION_NAME}.c <<EOF { *isfile = 0; if (link_info.relocateable == true && config.build_constructors == true) - return `sed "$sc" ldscripts/${EMULATION_NAME}.xu`; - else if (link_info.relocateable == true) - return `sed "$sc" ldscripts/${EMULATION_NAME}.xr`; - else if (!config.text_read_only) - return `sed "$sc" ldscripts/${EMULATION_NAME}.xbn`; - else if (!config.magic_demand_paged) - return `sed "$sc" ldscripts/${EMULATION_NAME}.xn`; - else if (link_info.shared) - return `sed "$sc" ldscripts/${EMULATION_NAME}.xs`; - else - return `sed "$sc" ldscripts/${EMULATION_NAME}.x`; -} + 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${EMULATION_NAME}.c + +if test -n "$GENERATE_SHLIB_SCRIPT" ; then +echo ' ; else if (link_info.shared) return' >> e${EMULATION_NAME}.c +sed $sc ldscripts/${EMULATION_NAME}.xs >> e${EMULATION_NAME}.c +fi + +echo ' ; else return' >> e${EMULATION_NAME}.c +sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c +echo '; }' >> e${EMULATION_NAME}.c else # Scripts read from the filesystem. @@ -1139,6 +1141,22 @@ EOF fi +if test -n "$PARSE_AND_LIST_ARGS" ; then +cat >>e${EMULATION_NAME}.c <<EOF +static int gld_${EMULATION_NAME}_parse_args PARAMS ((int, char **)); +static void gld_${EMULATION_NAME}_list_options PARAMS ((FILE * file)); + + $PARSE_AND_LIST_ARGS +EOF +else + +cat >>e${EMULATION_NAME}.c <<EOF +#define gld_${EMULATION_NAME}_parse_args NULL +#define gld_${EMULATION_NAME}_list_options NULL +EOF + +fi + cat >>e${EMULATION_NAME}.c <<EOF struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = @@ -1155,9 +1173,15 @@ struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = gld${EMULATION_NAME}_get_script, "${EMULATION_NAME}", "${OUTPUT_FORMAT}", - NULL, - NULL, + NULL, /* finish */ + NULL, /* create output section statements */ gld${EMULATION_NAME}_open_dynamic_archive, - gld${EMULATION_NAME}_place_orphan + gld${EMULATION_NAME}_place_orphan, + NULL, /* set_symbols */ + gld_${EMULATION_NAME}_parse_args, + NULL, /* unrecognized_file */ + gld_${EMULATION_NAME}_list_options, + NULL, /* recognized_file */ + NULL /* find_potential_libraries */ }; EOF diff --git a/contrib/binutils/ld/emultempl/generic.em b/contrib/binutils/ld/emultempl/generic.em index 1c0c8eb..6635e09 100644 --- a/contrib/binutils/ld/emultempl/generic.em +++ b/contrib/binutils/ld/emultempl/generic.em @@ -4,7 +4,7 @@ cat >e${EMULATION_NAME}.c <<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, 1993 Free Software Foundation, Inc. + Copyright (C) 1991, 93, 94, 95, 96, 1999 Free Software Foundation, Inc. Written by Steve Chamberlain steve@cygnus.com This file is part of GLD, the Gnu Linker. @@ -56,7 +56,7 @@ 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 { @@ -113,6 +113,16 @@ struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = before_allocation_default, gld${EMULATION_NAME}_get_script, "${EMULATION_NAME}", - "${OUTPUT_FORMAT}" + "${OUTPUT_FORMAT}", + NULL, /* finish */ + NULL, /* create output section statements */ + NULL, /* open dynamic archive */ + NULL, /* place orphan */ + NULL, /* set symbols */ + NULL, /* parse args */ + NULL, /* unrecognized file */ + NULL, /* list options */ + NULL, /* recognized file */ + NULL /* find_potential_libraries */ }; EOF diff --git a/contrib/binutils/ld/emultempl/linux.em b/contrib/binutils/ld/emultempl/linux.em index 6860c3f..dfa855e 100644 --- a/contrib/binutils/ld/emultempl/linux.em +++ b/contrib/binutils/ld/emultempl/linux.em @@ -4,7 +4,7 @@ cat >e${EMULATION_NAME}.c <<EOF /* This file is is generated by a shell script. DO NOT EDIT! */ /* Linux a.out emulation code for ${EMULATION_NAME} - Copyright (C) 1991, 1993, 1994, 1995, 1996 Free Software Foundation, Inc. + Copyright (C) 1991, 93, 94, 95, 96, 98, 1999 Free Software Foundation, Inc. Written by Steve Chamberlain <sac@cygnus.com> Linux support by Eric Youngdale <ericy@cais.cais.com> @@ -53,6 +53,7 @@ gld${EMULATION_NAME}_before_parse() { ldfile_output_architecture = bfd_arch_${ARCH}; config.dynamic_link = true; + config.has_shared = true; } /* Try to open a dynamic archive. This is where we know that Linux @@ -139,28 +140,25 @@ then # Scripts compiled in. # sed commands to quote an ld script as a C string. -sc='s/["\\]/\\&/g -s/$/\\n\\/ -1s/^/"/ -$s/$/n"/ -' +sc="-f stringify.sed" cat >>e${EMULATION_NAME}.c <<EOF { *isfile = 0; if (link_info.relocateable == true && config.build_constructors == true) - return `sed "$sc" ldscripts/${EMULATION_NAME}.xu`; - else if (link_info.relocateable == true) - return `sed "$sc" ldscripts/${EMULATION_NAME}.xr`; - else if (!config.text_read_only) - return `sed "$sc" ldscripts/${EMULATION_NAME}.xbn`; - else if (!config.magic_demand_paged) - return `sed "$sc" ldscripts/${EMULATION_NAME}.xn`; - else - return `sed "$sc" ldscripts/${EMULATION_NAME}.x`; -} + 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 else # Scripts read from the filesystem. @@ -200,8 +198,15 @@ struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = gld${EMULATION_NAME}_get_script, "${EMULATION_NAME}", "${OUTPUT_FORMAT}", - NULL, + NULL, /* finish */ gld${EMULATION_NAME}_create_output_section_statements, - gld${EMULATION_NAME}_open_dynamic_archive + gld${EMULATION_NAME}_open_dynamic_archive, + NULL, /* place orphan */ + NULL, /* set symbols */ + NULL, /* parse args */ + NULL, /* unrecognized file */ + NULL, /* list options */ + NULL, /* recognized file */ + NULL /* find_potential_libraries */ }; EOF diff --git a/contrib/binutils/ld/emultempl/ostring.sed b/contrib/binutils/ld/emultempl/ostring.sed new file mode 100644 index 0000000..a526d3f --- /dev/null +++ b/contrib/binutils/ld/emultempl/ostring.sed @@ -0,0 +1,4 @@ +s/["\\]/\\&/g +s/$/\\n\\/ +1 s/^/"/ +$ s/$/n"/ diff --git a/contrib/binutils/ld/emultempl/pe.em b/contrib/binutils/ld/emultempl/pe.em index fcabcbd..d13bb40 100644 --- a/contrib/binutils/ld/emultempl/pe.em +++ b/contrib/binutils/ld/emultempl/pe.em @@ -1,8 +1,10 @@ # This shell script emits a C file. -*- C -*- # It does some substitutions. -cat >e${EMULATION_NAME}.c <<EOF +rm -f e${EMULATION_NAME}.c +(echo;echo;echo;echo;echo)>e${EMULATION_NAME}.c # there, now line numbers match ;-) +cat >>e${EMULATION_NAME}.c <<EOF /* This file is part of GLD, the Gnu Linker. - Copyright 1995, 96, 97, 1998 Free Software Foundation, Inc. + Copyright 1995, 96, 97, 98, 99, 2000 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -41,38 +43,101 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include "ldctor.h" #include "ldfile.h" #include "coff/internal.h" + +/* FIXME: This is a BFD internal header file, and we should not be + using it here. */ #include "../bfd/libcoff.h" +#include "deffile.h" +#include "pe-dll.h" + #define TARGET_IS_${EMULATION_NAME} +/* Permit the emulation parameters to override the default section + alignment by setting OVERRIDE_SECTION_ALIGNMENT. FIXME: This makes + it seem that include/coff/internal.h should not define + PE_DEF_SECTION_ALIGNMENT. */ +#if PE_DEF_SECTION_ALIGNMENT != ${OVERRIDE_SECTION_ALIGNMENT:-PE_DEF_SECTION_ALIGNMENT} +#undef PE_DEF_SECTION_ALIGNMENT +#define PE_DEF_SECTION_ALIGNMENT ${OVERRIDE_SECTION_ALIGNMENT} +#endif + +#if defined(TARGET_IS_i386pe) +#define DLL_SUPPORT +#endif +#if defined(TARGET_IS_shpe) || defined(TARGET_IS_mipspe) || defined(TARGET_IS_armpe) +#define DLL_SUPPORT +#endif + +#if defined(TARGET_IS_i386pe) || ! defined(DLL_SUPPORT) +#define PE_DEF_SUBSYSTEM 3 +#else +#undef NT_EXE_IMAGE_BASE +#undef PE_DEF_SECTION_ALIGNMENT +#undef PE_DEF_FILE_ALIGNMENT +#define NT_EXE_IMAGE_BASE 0x00010000 +#ifdef TARGET_IS_armpe +#define PE_DEF_SECTION_ALIGNMENT 0x00001000 +#define PE_DEF_SUBSYSTEM 9 +#else +#define PE_DEF_SECTION_ALIGNMENT 0x00000400 +#define PE_DEF_SUBSYSTEM 2 +#endif +#define PE_DEF_FILE_ALIGNMENT 0x00000200 +#endif + +#ifdef TARGET_IS_arm_epoc_pe +#define bfd_arm_pe_allocate_interworking_sections \ + bfd_arm_epoc_pe_allocate_interworking_sections +#define bfd_arm_pe_get_bfd_for_interworking \ + bfd_arm_epoc_pe_get_bfd_for_interworking +#define bfd_arm_pe_process_before_allocation \ + bfd_arm_epoc_pe_process_before_allocation +#endif + static void gld_${EMULATION_NAME}_set_symbols PARAMS ((void)); static void gld_${EMULATION_NAME}_after_open PARAMS ((void)); static void gld_${EMULATION_NAME}_before_parse PARAMS ((void)); +static void gld_${EMULATION_NAME}_after_parse PARAMS ((void)); static void gld_${EMULATION_NAME}_before_allocation PARAMS ((void)); -static boolean gld${EMULATION_NAME}_place_orphan +static boolean gld_${EMULATION_NAME}_place_orphan PARAMS ((lang_input_statement_type *, asection *)); +static void gld${EMULATION_NAME}_place_section + PARAMS ((lang_statement_union_type *)); static char *gld_${EMULATION_NAME}_get_script PARAMS ((int *)); static int gld_${EMULATION_NAME}_parse_args PARAMS ((int, char **)); - -#if 0 /* argument to qsort so don't prototype */ -static int sort_by_file_name PARAMS ((void *, void *)); -static int sort_by_section_name PARAMS ((void *, void *)); -#endif -static lang_statement_union_type **sort_sections_1 - PARAMS ((lang_statement_union_type **, lang_statement_union_type *, int, - int (*)())); -static void sort_sections PARAMS ((lang_statement_union_type *)); +static void gld_${EMULATION_NAME}_finish PARAMS ((void)); static struct internal_extra_pe_aouthdr pe; static int dll; +static int support_old_code = 0; +static char * thumb_entry_symbol = NULL; +static lang_assignment_statement_type *image_base_statement = 0; + +static int pe_enable_stdcall_fixup = -1; /* 0=disable 1=enable */ +#ifdef DLL_SUPPORT +static char *pe_out_def_filename = 0; +static char *pe_implib_filename = 0; +#endif extern const char *output_filename; static void gld_${EMULATION_NAME}_before_parse() { - output_filename = "a.exe"; + output_filename = "${EXECUTABLE_NAME:-a.exe}"; ldfile_output_architecture = bfd_arch_${ARCH}; +#ifdef DLL_SUPPORT + config.has_shared = 1; + +#if (PE_DEF_SUBSYSTEM == 9) || (PE_DEF_SUBSYSTEM == 2) +#if defined TARGET_IS_mipspe || defined TARGET_IS_armpe + lang_add_entry ("WinMainCRTStartup", 1); +#else + lang_add_entry ("_WinMainCRTStartup", 1); +#endif +#endif +#endif } /* PE format extra command line options. */ @@ -92,31 +157,62 @@ gld_${EMULATION_NAME}_before_parse() #define OPTION_STACK (OPTION_SECTION_ALIGNMENT + 1) #define OPTION_SUBSYSTEM (OPTION_STACK + 1) #define OPTION_HEAP (OPTION_SUBSYSTEM + 1) - -static struct option longopts[] = { +#define OPTION_SUPPORT_OLD_CODE (OPTION_HEAP + 1) +#define OPTION_OUT_DEF (OPTION_SUPPORT_OLD_CODE + 1) +#define OPTION_EXPORT_ALL (OPTION_OUT_DEF + 1) +#define OPTION_EXCLUDE_SYMBOLS (OPTION_EXPORT_ALL + 1) +#define OPTION_KILL_ATS (OPTION_EXCLUDE_SYMBOLS + 1) +#define OPTION_STDCALL_ALIASES (OPTION_KILL_ATS + 1) +#define OPTION_ENABLE_STDCALL_FIXUP (OPTION_STDCALL_ALIASES + 1) +#define OPTION_DISABLE_STDCALL_FIXUP (OPTION_ENABLE_STDCALL_FIXUP + 1) +#define OPTION_IMPLIB_FILENAME (OPTION_DISABLE_STDCALL_FIXUP + 1) +#define OPTION_THUMB_ENTRY (OPTION_IMPLIB_FILENAME + 1) +#define OPTION_WARN_DUPLICATE_EXPORTS (OPTION_THUMB_ENTRY + 1) +#define OPTION_IMP_COMPAT (OPTION_WARN_DUPLICATE_EXPORTS + 1) + +static struct option longopts[] = +{ /* PE options */ - {"base-file", required_argument, NULL, OPTION_BASE_FILE}, - {"dll", no_argument, NULL, OPTION_DLL}, - {"file-alignment", required_argument, NULL, OPTION_FILE_ALIGNMENT}, - {"heap", required_argument, NULL, OPTION_HEAP}, - {"image-base", required_argument, NULL, OPTION_IMAGE_BASE}, - {"major-image-version", required_argument, NULL, OPTION_MAJOR_IMAGE_VERSION}, - {"major-os-version", required_argument, NULL, OPTION_MAJOR_OS_VERSION}, - {"major-subsystem-version", required_argument, NULL, OPTION_MAJOR_SUBSYSTEM_VERSION}, - {"minor-image-version", required_argument, NULL, OPTION_MINOR_IMAGE_VERSION}, - {"minor-os-version", required_argument, NULL, OPTION_MINOR_OS_VERSION}, - {"minor-subsystem-version", required_argument, NULL, OPTION_MINOR_SUBSYSTEM_VERSION}, - {"section-alignment", required_argument, NULL, OPTION_SECTION_ALIGNMENT}, - {"stack", required_argument, NULL, OPTION_STACK}, - {"subsystem", required_argument, NULL, OPTION_SUBSYSTEM}, - {NULL, no_argument, NULL, 0} - }; + {"base-file", required_argument, NULL, OPTION_BASE_FILE}, + {"dll", no_argument, NULL, OPTION_DLL}, + {"file-alignment", required_argument, NULL, OPTION_FILE_ALIGNMENT}, + {"heap", required_argument, NULL, OPTION_HEAP}, + {"image-base", required_argument, NULL, OPTION_IMAGE_BASE}, + {"major-image-version", required_argument, NULL, OPTION_MAJOR_IMAGE_VERSION}, + {"major-os-version", required_argument, NULL, OPTION_MAJOR_OS_VERSION}, + {"major-subsystem-version", required_argument, NULL, OPTION_MAJOR_SUBSYSTEM_VERSION}, + {"minor-image-version", required_argument, NULL, OPTION_MINOR_IMAGE_VERSION}, + {"minor-os-version", required_argument, NULL, OPTION_MINOR_OS_VERSION}, + {"minor-subsystem-version", required_argument, NULL, OPTION_MINOR_SUBSYSTEM_VERSION}, + {"section-alignment", required_argument, NULL, OPTION_SECTION_ALIGNMENT}, + {"stack", required_argument, NULL, OPTION_STACK}, + {"subsystem", required_argument, NULL, OPTION_SUBSYSTEM}, + {"support-old-code", no_argument, NULL, OPTION_SUPPORT_OLD_CODE}, + {"thumb-entry", required_argument, NULL, OPTION_THUMB_ENTRY}, +#ifdef DLL_SUPPORT + /* getopt allows abbreviations, so we do this to stop it from treating -o + as an abbreviation for this option */ + {"output-def", required_argument, NULL, OPTION_OUT_DEF}, + {"output-def", required_argument, NULL, OPTION_OUT_DEF}, + {"export-all-symbols", no_argument, NULL, OPTION_EXPORT_ALL}, + {"exclude-symbols", required_argument, NULL, OPTION_EXCLUDE_SYMBOLS}, + {"kill-at", no_argument, NULL, OPTION_KILL_ATS}, + {"add-stdcall-alias", no_argument, NULL, OPTION_STDCALL_ALIASES}, + {"enable-stdcall-fixup", no_argument, NULL, OPTION_ENABLE_STDCALL_FIXUP}, + {"disable-stdcall-fixup", no_argument, NULL, OPTION_DISABLE_STDCALL_FIXUP}, + {"out-implib", required_argument, NULL, OPTION_IMPLIB_FILENAME}, + {"warn-duplicate-exports", no_argument, NULL, OPTION_WARN_DUPLICATE_EXPORTS}, + {"compat-implib", no_argument, NULL, OPTION_IMP_COMPAT}, +#endif + {NULL, no_argument, NULL, 0} +}; /* PE/WIN32; added routines to get the subsystem type, heap and/or stack parameters which may be input from the command line */ -typedef struct { +typedef struct +{ void *ptr; int size; int value; @@ -132,16 +228,20 @@ static definfo init[] = #define IMAGEBASEOFF 0 D(ImageBase,"__image_base__", NT_EXE_IMAGE_BASE), #define DLLOFF 1 - {&dll, sizeof(dll), 0, "__dll__"}, + {&dll, sizeof(dll), 0, "__dll__", 0}, D(SectionAlignment,"__section_alignment__", PE_DEF_SECTION_ALIGNMENT), D(FileAlignment,"__file_alignment__", PE_DEF_FILE_ALIGNMENT), D(MajorOperatingSystemVersion,"__major_os_version__", 4), D(MinorOperatingSystemVersion,"__minor_os_version__", 0), D(MajorImageVersion,"__major_image_version__", 1), D(MinorImageVersion,"__minor_image_version__", 0), +#ifdef TARGET_IS_armpe + D(MajorSubsystemVersion,"__major_subsystem_version__", 2), +#else D(MajorSubsystemVersion,"__major_subsystem_version__", 4), +#endif D(MinorSubsystemVersion,"__minor_subsystem_version__", 0), - D(Subsystem,"__subsystem__", 3), + D(Subsystem,"__subsystem__", ${SUBSYSTEM}), D(SizeOfStackReserve,"__size_of_stack_reserve__", 0x2000000), D(SizeOfStackCommit,"__size_of_stack_commit__", 0x1000), D(SizeOfHeapReserve,"__size_of_heap_reserve__", 0x100000), @@ -150,6 +250,40 @@ static definfo init[] = { NULL, 0, 0, NULL, 0 } }; +static void +gld_${EMULATION_NAME}_list_options (file) + FILE * file; +{ + fprintf (file, _(" --base_file <basefile> Generate a base file for relocatable DLLs\n")); + fprintf (file, _(" --dll Set image base to the default for DLLs\n")); + fprintf (file, _(" --file-alignment <size> Set file alignment\n")); + fprintf (file, _(" --heap <size> Set initial size of the heap\n")); + fprintf (file, _(" --image-base <address> Set start address of the executable\n")); + fprintf (file, _(" --major-image-version <number> Set version number of the executable\n")); + fprintf (file, _(" --major-os-version <number> Set minimum required OS version\n")); + fprintf (file, _(" --major-subsystem-version <number> Set minimum required OS subsystem version\n")); + fprintf (file, _(" --minor-image-version <number> Set revision number of the executable\n")); + fprintf (file, _(" --minor-os-version <number> Set minimum required OS revision\n")); + fprintf (file, _(" --minor-subsystem-version <number> Set minimum required OS subsystem revision\n")); + fprintf (file, _(" --section-alignment <size> Set section alignment\n")); + fprintf (file, _(" --stack <size> Set size of the initial stack\n")); + fprintf (file, _(" --subsystem <name>[:<version>] Set required OS subsystem [& version]\n")); + fprintf (file, _(" --support-old-code Support interworking with old code\n")); + fprintf (file, _(" --thumb-entry=<symbol> Set the entry point to be Thumb <symbol>\n")); +#ifdef DLL_SUPPORT + fprintf (file, _(" --add-stdcall-alias Export symbols with and without @nn\n")); + fprintf (file, _(" --disable-stdcall-fixup Don't link _sym to _sym@nn\n")); + fprintf (file, _(" --enable-stdcall-fixup Link _sym to _sym@nn without warnings\n")); + fprintf (file, _(" --exclude-symbols sym,sym,... Exclude symbols from automatic export\n")); + fprintf (file, _(" --export-all-symbols Automatically export all globals to DLL\n")); + fprintf (file, _(" --kill-at Remove @nn from exported symbols\n")); + fprintf (file, _(" --out-implib <file> Generate import library\n")); + fprintf (file, _(" --output-def <file> Generate a .DEF file for the built DLL\n")); + fprintf (file, _(" --warn-duplicate-exports Warn about duplicate exports.\n")); + fprintf (file, _(" --compat-implib Create backward compatible import libs;\n")); + fprintf (file, _(" create __imp_<SYMBOL> as well.\n")); +#endif +} static void set_pe_name (name, val) @@ -185,14 +319,19 @@ set_pe_subsystem () } v[] = { - { "native", 1, "_NtProcessStartup" }, - { "windows", 2, "_WinMainCRTStartup" }, - { "console", 3, "_mainCRTStartup" }, + { "native", 1, "NtProcessStartup" }, +#if defined TARGET_IS_mipspe || defined TARGET_IS_armpe + { "windows", 2, "WinMainCRTStartup" }, +#else + { "windows", 2, "WinMainCRTStartup" }, +#endif + { "console", 3, "mainCRTStartup" }, #if 0 /* The Microsoft linker does not recognize this. */ { "os2", 5, "" }, #endif - { "posix", 7, "___PosixProcessStartup"}, + { "posix", 7, "__PosixProcessStartup"}, + { "wince", 9, "_WinMainCRTStartup" }, { 0, 0, 0 } }; @@ -210,7 +349,7 @@ set_pe_subsystem () set_pe_name ("__minor_subsystem_version__", strtoul (end + 1, &end, 0)); if (*end != '\0') - einfo ("%P: warning: bad version number in -subsystem option\n"); + einfo (_("%P: warning: bad version number in -subsystem option\n")); } for (i = 0; v[i].name; i++) @@ -218,31 +357,35 @@ set_pe_subsystem () if (strncmp (optarg, v[i].name, len) == 0 && v[i].name[len] == '\0') { + const char *initial_symbol_char; + const char *entry; + set_pe_name ("__subsystem__", v[i].value); - /* If the subsystem is windows, we use a different entry - point. We also register the entry point as an undefined - symbol. The reason we do this is so that the user - doesn't have to because they would have to use the -u - switch if they were specifying an entry point other than - _mainCRTStartup. Specifically, if creating a windows - application, entry point _WinMainCRTStartup must be - specified. What I have found for non console - applications (entry not _mainCRTStartup) is that the .obj - that contains mainCRTStartup is brought in since it is - the first encountered in libc.lib and it has other - symbols in it which will be pulled in by the link - process. To avoid this, adding -u with the entry point - name specified forces the correct .obj to be used. We - can avoid making the user do this by always adding the - entry point name as an undefined symbol. */ - lang_add_entry (v[i].entry, 1); - ldlang_add_undef (v[i].entry); + initial_symbol_char = ${INITIAL_SYMBOL_CHAR}; + if (*initial_symbol_char == '\0') + entry = v[i].entry; + else + { + char *alc_entry; + + /* lang_add_entry expects its argument to be permanently + allocated, so we don't free this string. */ + alc_entry = xmalloc (strlen (initial_symbol_char) + + strlen (v[i].entry) + + 1); + strcpy (alc_entry, initial_symbol_char); + strcat (alc_entry, v[i].entry); + entry = alc_entry; + } + + lang_add_entry (entry, 1); return; } } - einfo ("%P%F: invalid subsystem type %s\n", optarg); + + einfo (_("%P%F: invalid subsystem type %s\n"), optarg); } @@ -253,11 +396,11 @@ set_pe_value (name) { char *end; + set_pe_name (name, strtoul (optarg, &end, 0)); + if (end == optarg) - { - einfo ("%P%F: invalid hex number for PE parameter '%s'\n", optarg); - } + einfo (_("%P%F: invalid hex number for PE parameter '%s'\n"), optarg); optarg = end; } @@ -268,15 +411,14 @@ set_pe_stack_heap (resname, comname) char *comname; { set_pe_value (resname); + if (*optarg == ',') { optarg++; set_pe_value (comname); } else if (*optarg) - { - einfo ("%P%F: strange hex info for PE parameter '%s'\n", optarg); - } + einfo (_("%P%F: strange hex info for PE parameter '%s'\n"), optarg); } @@ -314,7 +456,8 @@ gld_${EMULATION_NAME}_parse_args(argc, argv) link_info.base_file = (PTR) fopen (optarg, FOPEN_WB); if (link_info.base_file == NULL) { - fprintf (stderr, "%s: Can't open base file %s\n", + /* xgettext:c-format */ + fprintf (stderr, _("%s: Can't open base file %s\n"), program_name, optarg); xexit (1); } @@ -360,6 +503,44 @@ gld_${EMULATION_NAME}_parse_args(argc, argv) case OPTION_IMAGE_BASE: set_pe_value ("__image_base__"); break; + case OPTION_SUPPORT_OLD_CODE: + support_old_code = 1; + break; + case OPTION_THUMB_ENTRY: + thumb_entry_symbol = optarg; + break; +#ifdef DLL_SUPPORT + case OPTION_OUT_DEF: + pe_out_def_filename = xstrdup (optarg); + break; + case OPTION_EXPORT_ALL: + pe_dll_export_everything = 1; + break; + case OPTION_EXCLUDE_SYMBOLS: + pe_dll_add_excludes (optarg); + break; + case OPTION_KILL_ATS: + pe_dll_kill_ats = 1; + break; + case OPTION_STDCALL_ALIASES: + pe_dll_stdcall_aliases = 1; + break; + case OPTION_ENABLE_STDCALL_FIXUP: + pe_enable_stdcall_fixup = 1; + break; + case OPTION_DISABLE_STDCALL_FIXUP: + pe_enable_stdcall_fixup = 0; + break; + case OPTION_IMPLIB_FILENAME: + pe_implib_filename = xstrdup (optarg); + break; + case OPTION_WARN_DUPLICATE_EXPORTS: + pe_dll_warn_dup_exports = 1; + break; + case OPTION_IMP_COMPAT: + pe_dll_compat_implib = 1; + break; +#endif } return 1; } @@ -368,7 +549,7 @@ gld_${EMULATION_NAME}_parse_args(argc, argv) read. */ static void -gld_${EMULATION_NAME}_set_symbols() +gld_${EMULATION_NAME}_set_symbols () { /* Run through and invent symbols for all the names and insert the defaults. */ @@ -379,7 +560,7 @@ gld_${EMULATION_NAME}_set_symbols() { if (link_info.relocateable) init[IMAGEBASEOFF].value = 0; - else if (init[DLLOFF].value) + else if (init[DLLOFF].value || link_info.shared) init[IMAGEBASEOFF].value = NT_DLL_IMAGE_BASE; else init[IMAGEBASEOFF].value = NT_EXE_IMAGE_BASE; @@ -397,7 +578,8 @@ gld_${EMULATION_NAME}_set_symbols() for (j = 0; init[j].ptr; j++) { long val = init[j].value; - lang_add_assignment (exp_assop ('=' ,init[j].symbol, exp_intop (val))); + lang_assignment_statement_type *rv; + rv = lang_add_assignment (exp_assop ('=' ,init[j].symbol, exp_intop (val))); if (init[j].size == sizeof(short)) *(short *)init[j].ptr = val; else if (init[j].size == sizeof(int)) @@ -408,6 +590,8 @@ gld_${EMULATION_NAME}_set_symbols() else if (init[j].size == sizeof(bfd_vma)) *(bfd_vma *)init[j].ptr = val; else abort(); + if (j == IMAGEBASEOFF) + image_base_statement = rv; } /* Restore the pointer. */ stat_ptr = save; @@ -415,209 +599,253 @@ gld_${EMULATION_NAME}_set_symbols() if (pe.FileAlignment > pe.SectionAlignment) { - einfo ("%P: warning, file alignment > section alignment.\n"); - } -} - -static void -gld_${EMULATION_NAME}_after_open() -{ - /* Pass the wacky PE command line options into the output bfd. - FIXME: This should be done via a function, rather than by - including an internal BFD header. */ - if (!coff_data(output_bfd)->pe) - { - einfo ("%F%P: PE operations on non PE file.\n"); + einfo (_("%P: warning, file alignment > section alignment.\n")); } - - pe_data(output_bfd)->pe_opthdr = pe; - pe_data(output_bfd)->dll = init[DLLOFF].value; - } - -/* Callback functions for qsort in sort_sections. */ - -static int -sort_by_file_name (a, b) - void *a; - void *b; -{ - lang_statement_union_type **ra = a; - lang_statement_union_type **rb = b; - int i; - i = strcmp ((*ra)->input_section.ifile->the_bfd->my_archive->filename, - (*rb)->input_section.ifile->the_bfd->my_archive->filename); - if (i != 0) - return i; +/* This is called after the linker script and the command line options + have been read. */ - return strcmp ((*ra)->input_section.ifile->filename, - (*rb)->input_section.ifile->filename); -} - -static int -sort_by_section_name (a, b) - void *a; - void *b; +static void +gld_${EMULATION_NAME}_after_parse () { - lang_statement_union_type **ra = a; - lang_statement_union_type **rb = b; - return strcmp ((*ra)->input_section.section->name, - (*rb)->input_section.section->name); + /* The Windows libraries are designed for the linker to treat the + entry point as an undefined symbol. Otherwise, the .obj that + defines mainCRTStartup is brought in because it is the first + encountered in libc.lib and it has other symbols in it which will + be pulled in by the link process. To avoid this, we act as + though the user specified -u with the entry point symbol. + + This function is called after the linker script and command line + options have been read, so at this point we know the right entry + point. This function is called before the input files are + opened, so registering the symbol as undefined will make a + difference. */ + + if (! link_info.relocateable && entry_symbol != NULL) + ldlang_add_undef (entry_symbol); } -/* Subroutine of sort_sections to a contiguous subset of a list of sections. - NEXT_AFTER is the element after the last one to sort. - The result is a pointer to the last element's "next" pointer. */ +static struct bfd_link_hash_entry *pe_undef_found_sym; -static lang_statement_union_type ** -sort_sections_1 (startptr, next_after, count, sort_func) - lang_statement_union_type **startptr,*next_after; - int count; - int (*sort_func) (); +static boolean +pe_undef_cdecl_match (h, string) + struct bfd_link_hash_entry *h; + PTR string; { - lang_statement_union_type **vec; - lang_statement_union_type *p; - int i; - lang_statement_union_type **ret; - - if (count == 0) - return startptr; - - vec = ((lang_statement_union_type **) - xmalloc (count * sizeof (lang_statement_union_type *))); - - for (p = *startptr, i = 0; i < count; i++, p = p->next) - vec[i] = p; - - qsort (vec, count, sizeof (vec[0]), sort_func); - - /* Fill in the next pointers again. */ - *startptr = vec[0]; - for (i = 0; i < count - 1; i++) - vec[i]->header.next = vec[i + 1]; - vec[i]->header.next = next_after; - ret = &vec[i]->header.next; - free (vec); - return ret; + int sl = strlen (string); + if (h->type == bfd_link_hash_defined + && strncmp (h->root.string, string, sl) == 0 + && h->root.string[sl] == '@') + { + pe_undef_found_sym = h; + return false; + } + return true; } -/* Sort the .idata\$foo input sections of archives into filename order. - The reason is so dlltool can arrange to have the pe dll import information - generated correctly - the head of the list goes into dh.o, the tail into - dt.o, and the guts into ds[nnnn].o. Note that this is only needed for the - .idata section. - FIXME: This may no longer be necessary with grouped sections. Instead of - sorting on dh.o, ds[nnnn].o, dt.o, one could, for example, have dh.o use - .idata\$4h, have ds[nnnn].o use .idata\$4s[nnnn], and have dt.o use .idata\$4t. - This would have to be elaborated upon to handle multiple dll's - [assuming such an eloboration is possible of course]. - - We also sort sections in '\$' wild statements. These are created by the - place_orphans routine to implement grouped sections. */ - +#ifdef DLL_SUPPORT static void -sort_sections (s) - lang_statement_union_type *s; +pe_fixup_stdcalls () { - for (; s ; s = s->next) - switch (s->header.type) + static int gave_warning_message = 0; + struct bfd_link_hash_entry *undef, *sym; + char *at; + for (undef = link_info.hash->undefs; undef; undef=undef->next) + if (undef->type == bfd_link_hash_undefined) + { + at = strchr (undef->root.string, '@'); + if (at) { - case lang_output_section_statement_enum: - sort_sections (s->output_section_statement.children.head); - break; - case lang_wild_statement_enum: + /* The symbol is a stdcall symbol, so let's look for a cdecl + symbol with the same name and resolve to that */ + char *cname = xstrdup (undef->root.string); + at = strchr (cname, '@'); + *at = 0; + sym = bfd_link_hash_lookup (link_info.hash, cname, 0, 0, 1); + if (sym && sym->type == bfd_link_hash_defined) { - lang_statement_union_type **p = &s->wild_statement.children.head; - - /* Is this the .idata section? */ - if (s->wild_statement.section_name != NULL - && strncmp (s->wild_statement.section_name, ".idata", 6) == 0) + undef->type = bfd_link_hash_defined; + undef->u.def.value = sym->u.def.value; + undef->u.def.section = sym->u.def.section; + if (pe_enable_stdcall_fixup == -1) { - /* Sort the children. We want to sort any objects in - the same archive. In order to handle the case of - including a single archive multiple times, we sort - all the children by archive name and then by object - name. After sorting them, we re-thread the pointer - chain. */ - - while (*p) + einfo (_("Warning: resolving %s by linking to %s\n"), + undef->root.string, cname); + if (! gave_warning_message) { - lang_statement_union_type *start = *p; - if (start->header.type != lang_input_section_enum - || !start->input_section.ifile->the_bfd->my_archive) - p = &(start->header.next); - else - { - lang_statement_union_type *end; - int count; - - for (end = start, count = 0; - end && end->header.type == lang_input_section_enum; - end = end->next) - count++; - - p = sort_sections_1 (p, end, count, sort_by_file_name); - } + gave_warning_message = 1; + einfo(_("Use --enable-stdcall-fixup to disable these warnings\n")); + einfo(_("Use --disable-stdcall-fixup to disable these fixups\n")); } - break; } - - /* If this is a collection of grouped sections, sort them. - The linker script must explicitly mention "*(.foo\$)" or - "*(.foo\$*)". Don't sort them if \$ is not the last - character (not sure if this is really useful, but it - allows explicitly mentioning some \$ sections and letting - the linker handle the rest). */ - if (s->wild_statement.section_name != NULL) + } + } + else + { + /* The symbol is a cdecl symbol, so we look for stdcall + symbols - which means scanning the whole symbol table */ + pe_undef_found_sym = 0; + bfd_link_hash_traverse (link_info.hash, pe_undef_cdecl_match, + (PTR) undef->root.string); + sym = pe_undef_found_sym; + if (sym) + { + undef->type = bfd_link_hash_defined; + undef->u.def.value = sym->u.def.value; + undef->u.def.section = sym->u.def.section; + if (pe_enable_stdcall_fixup == -1) { - char *q = strchr (s->wild_statement.section_name, '\$'); - - if (q != NULL - && (q[1] == '\0' - || (q[1] == '*' && q[2] == '\0'))) + einfo (_("Warning: resolving %s by linking to %s\n"), + undef->root.string, sym->root.string); + if (! gave_warning_message) { - lang_statement_union_type *end; - int count; - - for (end = *p, count = 0; end; end = end->next) - { - if (end->header.type != lang_input_section_enum) - abort (); - count++; - } - (void) sort_sections_1 (p, end, count, sort_by_section_name); + gave_warning_message = 1; + einfo(_("Use --enable-stdcall-fixup to disable these warnings\n")); + einfo(_("Use --disable-stdcall-fixup to disable these fixups\n")); } - break; } } - break; - default: - break; } + } } +#endif /* DLL_SUPPORT */ + +static void +gld_${EMULATION_NAME}_after_open () +{ + /* Pass the wacky PE command line options into the output bfd. + FIXME: This should be done via a function, rather than by + including an internal BFD header. */ + + if (!coff_data (output_bfd)->pe) + einfo (_("%F%P: PE operations on non PE file.\n")); + pe_data (output_bfd)->pe_opthdr = pe; + pe_data (output_bfd)->dll = init[DLLOFF].value; + +#ifdef DLL_SUPPORT + if (pe_enable_stdcall_fixup) /* -1=warn or 1=disable */ + pe_fixup_stdcalls (); + + pe_process_import_defs(output_bfd, &link_info); + if (link_info.shared) + pe_dll_build_sections (output_bfd, &link_info); + +#ifndef TARGET_IS_i386pe +#ifndef TARGET_IS_armpe + else + pe_exe_build_sections (output_bfd, &link_info); +#endif +#endif +#endif + +#if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) + if (strstr (bfd_get_target (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"); + return; + } + { + /* Find a BFD that can hold the interworking stubs. */ + LANG_FOR_EACH_INPUT_STATEMENT (is) + { + if (bfd_arm_pe_get_bfd_for_interworking (is->the_bfd, & link_info)) + break; + } + } +#endif + + { + int is_ms_arch = 0; + bfd *cur_arch = 0; + lang_input_statement_type *is2; + + /* Careful - this is a shell script. Watch those dollar signs! */ + /* Microsoft import libraries have every member named the same, + and not in the right order for us to link them correctly. We + must detect these and rename the members so that they'll link + correctly. There are three types of objects: the head, the + thunks, and the sentinel(s). The head is easy; it's the one + with idata2. We assume that the sentinels won't have relocs, + and the thunks will. It's easier than checking the symbol + table for external references. */ + LANG_FOR_EACH_INPUT_STATEMENT (is) + { + if (is->the_bfd->my_archive) + { + bfd *arch = is->the_bfd->my_archive; + if (cur_arch != arch) + { + cur_arch = arch; + is_ms_arch = 1; + for (is2 = is; + is2 && is2->the_bfd->my_archive == arch; + is2 = (lang_input_statement_type *)is2->next) + { + if (strcmp (is->the_bfd->filename, is2->the_bfd->filename)) + is_ms_arch = 0; + } + } + + if (is_ms_arch) + { + int idata2 = 0, reloc_count=0; + asection *sec; + char *new_name, seq; + + for (sec = is->the_bfd->sections; sec; sec = sec->next) + { + if (strcmp (sec->name, ".idata\$2") == 0) + idata2 = 1; + reloc_count += sec->reloc_count; + } + + if (idata2) /* .idata2 is the TOC */ + seq = 'a'; + else if (reloc_count > 0) /* thunks */ + seq = 'b'; + else /* sentinel */ + seq = 'c'; + + new_name = xmalloc (strlen (is->the_bfd->filename) + 3); + sprintf (new_name, "%s.%c", is->the_bfd->filename, seq); + is->the_bfd->filename = new_name; + + new_name = xmalloc (strlen(is->filename) + 3); + sprintf (new_name, "%s.%c", is->filename, seq); + is->filename = new_name; + } + } + } + } +} + static void gld_${EMULATION_NAME}_before_allocation() { - extern lang_statement_list_type *stat_ptr; - #ifdef TARGET_IS_ppcpe /* Here we rummage through the found bfds to collect toc information */ { LANG_FOR_EACH_INPUT_STATEMENT (is) { - if (!ppc_process_before_allocation(is->the_bfd, &link_info)) + if (!ppc_process_before_allocation (is->the_bfd, &link_info)) { - einfo("Errors encountered processing file %s\n", is->filename); + /* xgettext:c-format */ + einfo (_("Errors encountered processing file %s\n"), is->filename); } } } /* We have seen it all. Allocate it, and carry on */ ppc_allocate_toc_section (&link_info); -#else -#ifdef TARGET_IS_armpe +#endif /* TARGET_IS_ppcpe */ + +#if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) /* FIXME: we should be able to set the size of the interworking stub section. @@ -627,109 +855,458 @@ gld_${EMULATION_NAME}_before_allocation() { LANG_FOR_EACH_INPUT_STATEMENT (is) { - if (!arm_process_before_allocation (is->the_bfd, & link_info)) + if (! bfd_arm_pe_process_before_allocation + (is->the_bfd, & link_info, support_old_code)) { - einfo ("Errors encountered processing file %s", is->filename); + /* xgettext:c-format */ + einfo (_("Errors encountered processing file %s for interworking"), + is->filename); } } } /* We have seen it all. Allocate it, and carry on */ - arm_allocate_interworking_sections (& link_info); + bfd_arm_pe_allocate_interworking_sections (& link_info); #endif /* TARGET_IS_armpe */ -#endif /* TARGET_IS_ppcpe */ +} + + +/* This is called when an input file isn't recognized as a BFD. We + check here for .DEF files and pull them in automatically. */ +#ifdef DLL_SUPPORT +static int +saw_option(char *option) +{ + int i; + for (i=0; init[i].ptr; i++) + if (strcmp (init[i].symbol, option) == 0) + return init[i].inited; + return 0; +} +#endif + +static boolean +gld_${EMULATION_NAME}_unrecognized_file(entry) + lang_input_statement_type *entry ATTRIBUTE_UNUSED; +{ +#ifdef DLL_SUPPORT + const char *ext = entry->filename + strlen (entry->filename) - 4; + + if (strcmp (ext, ".def") == 0 || strcmp (ext, ".DEF") == 0) + { + if (pe_def_file == 0) + pe_def_file = def_file_empty (); + def_file_parse (entry->filename, pe_def_file); + if (pe_def_file) + { + int i, buflen=0, len; + char *buf; + for (i=0; i<pe_def_file->num_exports; i++) + { + len = strlen(pe_def_file->exports[i].internal_name); + if (buflen < len+2) + buflen = len+2; + } + buf = (char *) xmalloc (buflen); + for (i=0; i<pe_def_file->num_exports; i++) + { + struct bfd_link_hash_entry *h; + sprintf(buf, "_%s", pe_def_file->exports[i].internal_name); + + h = bfd_link_hash_lookup (link_info.hash, buf, true, true, true); + if (h == (struct bfd_link_hash_entry *) NULL) + einfo (_("%P%F: bfd_link_hash_lookup failed: %E\n")); + if (h->type == bfd_link_hash_new) + { + h->type = bfd_link_hash_undefined; + h->u.undef.abfd = NULL; + bfd_link_add_undef (link_info.hash, h); + } + } + free (buf); + + /* def_file_print (stdout, pe_def_file); */ + if (pe_def_file->is_dll == 1) + link_info.shared = 1; + + if (pe_def_file->base_address != (bfd_vma)(-1)) + { + pe.ImageBase = + pe_data (output_bfd)->pe_opthdr.ImageBase = + init[IMAGEBASEOFF].value = pe_def_file->base_address; + init[IMAGEBASEOFF].inited = 1; + if (image_base_statement) + image_base_statement->exp = + exp_assop ('=', "__image_base__", exp_intop (pe.ImageBase)); + } + +#if 0 + /* Not sure if these *should* be set */ + if (pe_def_file->version_major != -1) + { + pe.MajorImageVersion = pe_def_file->version_major; + pe.MinorImageVersion = pe_def_file->version_minor; + } +#endif + if (pe_def_file->stack_reserve != -1 + && ! saw_option ("__size_of_stack_reserve__")) + { + pe.SizeOfStackReserve = pe_def_file->stack_reserve; + if (pe_def_file->stack_commit != -1) + pe.SizeOfStackCommit = pe_def_file->stack_commit; + } + if (pe_def_file->heap_reserve != -1 + && ! saw_option ("__size_of_heap_reserve__")) + { + pe.SizeOfHeapReserve = pe_def_file->heap_reserve; + if (pe_def_file->heap_commit != -1) + pe.SizeOfHeapCommit = pe_def_file->heap_commit; + } + return true; + } + } +#endif + return false; + +} - sort_sections (stat_ptr->head); +static boolean +gld_${EMULATION_NAME}_recognized_file(entry) + lang_input_statement_type *entry ATTRIBUTE_UNUSED; +{ +#ifdef DLL_SUPPORT +#ifdef TARGET_IS_i386pe + pe_dll_id_target ("pei-i386"); +#endif +#ifdef TARGET_IS_shpe + pe_dll_id_target ("pei-shl"); +#endif +#ifdef TARGET_IS_mipspe + pe_dll_id_target ("pei-mips"); +#endif +#ifdef TARGET_IS_armpe + pe_dll_id_target ("pei-arm-little"); +#endif + if (bfd_get_format (entry->the_bfd) == bfd_object) + { + const char *ext = entry->filename + strlen (entry->filename) - 4; + if (strcmp (ext, ".dll") == 0 || strcmp (ext, ".DLL") == 0) + return pe_implied_import_dll (entry->filename); + } +#endif + return false; +} + +static void +gld_${EMULATION_NAME}_finish () +{ +#if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) + struct bfd_link_hash_entry * h; + + if (thumb_entry_symbol != NULL) + { + 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_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; + } + else + einfo (_("%P: warning: connot find thumb start symbol %s\n"), thumb_entry_symbol); + } +#endif /* defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) */ + +#ifdef DLL_SUPPORT + if (link_info.shared) + { + pe_dll_fill_sections (output_bfd, &link_info); + if (pe_implib_filename) + pe_dll_generate_implib (pe_def_file, pe_implib_filename); + } +#if defined(TARGET_IS_shpe) || defined(TARGET_IS_mipspe) + else + { + pe_exe_fill_sections (output_bfd, &link_info); + } +#endif + + if (pe_out_def_filename) + pe_dll_generate_def_file (pe_out_def_filename); +#endif } + -/* Place an orphan section. We use this to put sections with a '\$' in them - into the right place. Any section with a '\$' in them (e.g. .text\$foo) - gets mapped to the output section with everything from the '\$' on stripped - (e.g. .text). - See the Microsoft Portable Executable and Common Object File Format - Specification 4.1, section 4.2, Grouped Sections. +/* Place an orphan section. + + We use this to put sections in a reasonable place in the file, and + to ensure that they are aligned as required. + + We handle grouped sections here as well. A section named .foo$nn + goes into the output section .foo. All grouped sections are sorted + by name. + + Grouped sections for the default sections are handled by the + default linker script using wildcards, and are sorted by + sort_sections. */ + +static asection *hold_section; +static char *hold_section_name; +static lang_output_section_statement_type *hold_use; +static lang_output_section_statement_type *hold_text; +static lang_output_section_statement_type *hold_rdata; +static lang_output_section_statement_type *hold_data; +static lang_output_section_statement_type *hold_bss; - FIXME: This is now handled by the linker script using wildcards, - but I'm leaving this here in case we want to enable it for sections - which are not mentioned in the linker script. */ +/* Place an orphan section. We use this to put random SHF_ALLOC + sections in the right segment. */ /*ARGSUSED*/ static boolean -gld${EMULATION_NAME}_place_orphan (file, s) +gld_${EMULATION_NAME}_place_orphan (file, s) lang_input_statement_type *file; asection *s; { const char *secname; - char *output_secname, *ps; - lang_output_section_statement_type *os; - lang_statement_union_type *l; + char *dollar = NULL; if ((s->flags & SEC_ALLOC) == 0) return false; - /* Don't process grouped sections unless doing a final link. - If they're marked as COMDAT sections, we don't want .text\$foo to - end up in .text and then have .text disappear because it's marked - link-once-discard. */ - if (link_info.relocateable) - return false; - secname = bfd_get_section_name (s->owner, s); - /* Everything from the '\$' on gets deleted so don't allow '\$' as the - first character. */ - if (*secname == '\$') - einfo ("%P%F: section %s has '\$' as first character\n", secname); - if (strchr (secname + 1, '\$') == NULL) - return false; + /* Look through the script to see where to place this section. */ - /* Look up the output section. The Microsoft specs say sections names in - image files never contain a '\$'. Fortunately, lang_..._lookup creates - the section if it doesn't exist. */ - output_secname = buystring (secname); - ps = strchr (output_secname + 1, '\$'); - *ps = 0; - os = lang_output_section_statement_lookup (output_secname); - - /* Find the '\$' wild statement for this section. We currently require the - linker script to explicitly mention "*(.foo\$)". - FIXME: ppcpe.sc has .CRT\$foo in the .rdata section. According to the - Microsoft docs this isn't correct so it's not (currently) handled. */ - - ps[0] = '\$'; - ps[1] = 0; - for (l = os->children.head; l; l = l->next) + hold_section = s; + + hold_section_name = xstrdup (secname); + if (!link_info.relocateable) { - if (l->header.type == lang_wild_statement_enum - && strcmp (l->wild_statement.section_name, output_secname) == 0) - break; + dollar = strchr (hold_section_name, '$'); + if (dollar != NULL) + *dollar = '\0'; + } + + hold_use = NULL; + lang_for_each_statement (gld${EMULATION_NAME}_place_section); + + if (hold_use == NULL) + { + lang_output_section_statement_type *place; + char *outsecname; + asection *snew, **pps; + lang_statement_list_type *old; + lang_statement_list_type add; + etree_type *address; + + /* Try to put the new output section in a reasonable place based + on the section name and section flags. */ + place = NULL; + if ((s->flags & SEC_HAS_CONTENTS) == 0 + && hold_bss != NULL) + place = hold_bss; + else if ((s->flags & SEC_READONLY) == 0 + && hold_data != NULL) + place = hold_data; + else if ((s->flags & SEC_CODE) == 0 + && (s->flags & SEC_READONLY) != 0 + && hold_rdata != NULL) + place = hold_rdata; + else if ((s->flags & SEC_READONLY) != 0 + && hold_text != NULL) + place = hold_text; + + /* Choose a unique name for the section. This will be needed if + the same section name appears in the input file with + different loadable or allocateable characteristics. */ + outsecname = xstrdup (hold_section_name); + if (bfd_get_section_by_name (output_bfd, outsecname) != NULL) + { + unsigned int len; + char *newname; + unsigned int i; + + len = strlen (outsecname); + newname = xmalloc (len + 5); + strcpy (newname, outsecname); + i = 0; + do + { + sprintf (newname + len, "%d", i); + ++i; + } + while (bfd_get_section_by_name (output_bfd, newname) != NULL); + + free (outsecname); + outsecname = newname; + } + + /* We don't want to free OUTSECNAME, as it may get attached to + the output section statement. */ + + /* Create the section in the output file, and put it in the + right place. This shuffling is to make the output file look + neater. */ + snew = bfd_make_section (output_bfd, outsecname); + if (snew == NULL) + einfo ("%P%F: output format %s cannot represent section called %s\n", + output_bfd->xvec->name, outsecname); + if (place != NULL && place->bfd_section != NULL) + { + for (pps = &output_bfd->sections; *pps != snew; pps = &(*pps)->next) + ; + *pps = snew->next; + snew->next = place->bfd_section->next; + place->bfd_section->next = snew; + } + + /* Start building a list of statements for this section. */ + old = stat_ptr; + stat_ptr = &add; + lang_list_init (stat_ptr); + + if (link_info.relocateable) + address = NULL; + else + { + /* All sections in an executable must be aligned to a page + boundary. */ + address = exp_unop (ALIGN_K, + exp_nameop (NAME, "__section_alignment__")); + } + + lang_enter_output_section_statement (outsecname, address, 0, + (bfd_vma) 0, + (etree_type *) NULL, + (etree_type *) NULL, + (etree_type *) NULL); + + hold_use = lang_output_section_statement_lookup (outsecname); + + lang_leave_output_section_statement + ((bfd_vma) 0, "*default*", + (struct lang_output_section_phdr_list *) NULL, + "*default*"); + + /* Now stick the new statement list right after PLACE. */ + if (place != NULL) + { + *add.tail = place->header.next; + place->header.next = add.head; + } + + stat_ptr = old; } - ps[0] = 0; - if (l == NULL) -#if 1 - einfo ("%P%F: *(%s\$) missing from linker script\n", output_secname); -#else /* FIXME: This block is untried. It exists to convey the intent, - should one decide to not require *(.foo\$) to appear in the linker - script. */ + + if (dollar == NULL) + wild_doit (&hold_use->children, s, hold_use, file); + else { - lang_wild_statement_type *new = new_stat (lang_wild_statement, - &os->children); - new->section_name = xmalloc (strlen (output_secname) + 2); - sprintf (new->section_name, "%s\$", output_secname); - new->filename = NULL; - lang_list_init (&new->children); - l = new; + lang_statement_union_type **pl; + boolean found_dollar; + lang_statement_list_type list; + + /* The section name has a '$'. Sort it with the other '$' + sections. */ + + found_dollar = false; + for (pl = &hold_use->children.head; *pl != NULL; pl = &(*pl)->next) + { + lang_input_section_type *ls; + const char *lname; + + if ((*pl)->header.type != lang_input_section_enum) + continue; + + ls = &(*pl)->input_section; + + lname = bfd_get_section_name (ls->ifile->the_bfd, ls->section); + if (strchr (lname, '$') == NULL) + { + if (found_dollar) + break; + } + else + { + found_dollar = true; + if (strcmp (secname, lname) < 0) + break; + } + } + + lang_list_init (&list); + wild_doit (&list, s, hold_use, file); + if (list.head != NULL) + { + ASSERT (list.head->next == NULL); + list.head->next = *pl; + *pl = list.head; + } } -#endif - /* Link the input section in and we're done for now. - The sections still have to be sorted, but that has to wait until - all such sections have been processed by us. The sorting is done by - sort_sections. */ - wild_doit (&l->wild_statement.children, s, os, file); + free (hold_section_name); return true; } + +static void +gld${EMULATION_NAME}_place_section (s) + lang_statement_union_type *s; +{ + lang_output_section_statement_type *os; + + if (s->header.type != lang_output_section_statement_enum) + return; + + os = &s->output_section_statement; + + if (strcmp (os->name, hold_section_name) == 0 + && os->bfd_section != NULL + && ((hold_section->flags & (SEC_LOAD | SEC_ALLOC)) + == (os->bfd_section->flags & (SEC_LOAD | SEC_ALLOC)))) + hold_use = os; + + if (strcmp (os->name, ".text") == 0) + hold_text = os; + else if (strcmp (os->name, ".rdata") == 0) + hold_rdata = os; + else if (strcmp (os->name, ".data") == 0) + hold_data = os; + else if (strcmp (os->name, ".bss") == 0) + hold_bss = os; +} + +static int +gld_${EMULATION_NAME}_find_potential_libraries (name, entry) + char * name; + lang_input_statement_type * entry; +{ + return ldfile_open_file_search (name, entry, "", ".lib"); +} static char * gld_${EMULATION_NAME}_get_script(isfile) @@ -737,7 +1314,7 @@ gld_${EMULATION_NAME}_get_script(isfile) EOF # 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 { @@ -765,7 +1342,7 @@ struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = gld_${EMULATION_NAME}_before_parse, syslib_default, hll_default, - after_parse_default, + gld_${EMULATION_NAME}_after_parse, gld_${EMULATION_NAME}_after_open, after_allocation_default, set_output_arch_default, @@ -774,11 +1351,15 @@ struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = gld_${EMULATION_NAME}_get_script, "${EMULATION_NAME}", "${OUTPUT_FORMAT}", - NULL, /* finish */ + gld_${EMULATION_NAME}_finish, /* finish */ NULL, /* create output section statements */ NULL, /* open dynamic archive */ - gld${EMULATION_NAME}_place_orphan, + gld_${EMULATION_NAME}_place_orphan, gld_${EMULATION_NAME}_set_symbols, - gld_${EMULATION_NAME}_parse_args + gld_${EMULATION_NAME}_parse_args, + gld_${EMULATION_NAME}_unrecognized_file, + gld_${EMULATION_NAME}_list_options, + gld_${EMULATION_NAME}_recognized_file, + gld_${EMULATION_NAME}_find_potential_libraries }; EOF diff --git a/contrib/binutils/ld/emultempl/vanilla.em b/contrib/binutils/ld/emultempl/vanilla.em index 04e36fb..0a74abd 100644 --- a/contrib/binutils/ld/emultempl/vanilla.em +++ b/contrib/binutils/ld/emultempl/vanilla.em @@ -64,6 +64,16 @@ struct ld_emulation_xfer_struct ld_vanilla_emulation = before_allocation_default, vanilla_get_script, "vanilla", - "a.out-sunos-big" + "a.out-sunos-big", + NULL, /* finish */ + NULL, /* create output section statements */ + NULL, /* open dynamic archive */ + NULL, /* place orphan */ + NULL, /* set symbols */ + NULL, /* parse args */ + NULL, /* unrecognized file */ + NULL, /* list options */ + NULL, /* recognized file */ + NULL /* find_potential_libraries */ }; EOF |