else
OUTPUT_ARCH=${ARCH}:${MACHINE}
fi
-cat >e${EMULATION_NAME}.c <<EOF
+fragment <<EOF
/* This file is is generated by a shell script. DO NOT EDIT! */
/* AIX emulation code for ${EMULATION_NAME}
- Copyright 1991, 1993, 1995, 1996, 1997, 1998, 2000, 2001
- Free Software Foundation, Inc.
+ Copyright (C) 1991-2019 Free Software Foundation, Inc.
Written by Steve Chamberlain <sac@cygnus.com>
AIX support by Ian Lance Taylor <ian@cygnus.com>
AIX 64 bit support by Tom Rix <trix@redhat.com>
-This file is part of GLD, the Gnu Linker.
+ This file is part of the GNU Binutils.
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
#define TARGET_IS_${EMULATION_NAME}
-#include "bfd.h"
#include "sysdep.h"
+#include "bfd.h"
#include "libiberty.h"
#include "safe-ctype.h"
#include "getopt.h"
#include "obstack.h"
#include "bfdlink.h"
+#include "ctf-api.h"
#include "ld.h"
#include "ldmain.h"
#include "ldfile.h"
#include "ldemul.h"
#include "ldctor.h"
-#include "ldgram.h"
+#include <ldgram.h>
#include "coff/internal.h"
#include "coff/xcoff.h"
#include "libcoff.h"
#include "libxcoff.h"
+#include "xcofflink.h"
+
+static void gld${EMULATION_NAME}_read_file (const char *, bfd_boolean);
+static void gld${EMULATION_NAME}_free (void *);
+static void gld${EMULATION_NAME}_find_relocs (lang_statement_union_type *);
+static void gld${EMULATION_NAME}_find_exp_assignment (etree_type *);
-static void gld${EMULATION_NAME}_before_parse PARAMS ((void));
-static int gld${EMULATION_NAME}_parse_args PARAMS ((int, char **));
-static void gld${EMULATION_NAME}_after_open PARAMS ((void));
-static char *gld${EMULATION_NAME}_choose_target PARAMS ((int, char **));
-static void gld${EMULATION_NAME}_before_allocation PARAMS ((void));
-static void gld${EMULATION_NAME}_read_file PARAMS ((const char *, boolean));
-static void gld${EMULATION_NAME}_free PARAMS ((PTR));
-static void gld${EMULATION_NAME}_find_relocs
-PARAMS ((lang_statement_union_type *));
-static void gld${EMULATION_NAME}_find_exp_assignment PARAMS ((etree_type *));
-static char *gld${EMULATION_NAME}_get_script PARAMS ((int *isfile));
-static boolean gld${EMULATION_NAME}_unrecognized_file
- PARAMS ((lang_input_statement_type *));
-static void gld${EMULATION_NAME}_create_output_section_statements
- PARAMS ((void));
-static void gld${EMULATION_NAME}_set_output_arch PARAMS ((void));
-
-static int is_syscall PARAMS ((char *, unsigned int *));
-static int change_symbol_mode PARAMS ((char *));
/* The file alignment required for each section. */
static unsigned long file_align;
permitted). */
static int textro;
+/* A mask of XCOFF_EXPALL and XCOFF_EXPFULL flags, as set by their
+ associated -b and -bno options. */
+static unsigned int auto_export_flags;
+
+/* A mask of auto_export_flags bits that were explicitly set on the
+ command line. */
+static unsigned int explicit_auto_export_flags;
+
/* Whether to implement Unix like linker semantics. */
static int unix_ld;
/* fake file for -binitfini support */
static lang_input_statement_type *initfini_file;
-/* Whether to do run time linking
+/* Whether to do run time linking
-brtl enables, -bnortl and -bnortllib disable. */
static int rtld;
/* This routine is called before anything else is done. */
static void
-gld${EMULATION_NAME}_before_parse ()
+gld${EMULATION_NAME}_before_parse (void)
{
+ ldfile_set_output_arch ("${OUTPUT_ARCH}", bfd_arch_`echo ${ARCH} | sed -e 's/:.*//'`);
- config.has_shared = true;
+ input_flags.dynamic = TRUE;
+ config.has_shared = TRUE;
/* The link_info.[init|fini]_functions are initialized in ld/lexsup.c.
Override them here so we can use the link_info.init_function as a
- state flag that lets the backend know that -binitfini has been done. */
+ state flag that lets the backend know that -binitfini has been done. */
link_info.init_function = NULL;
link_info.fini_function = NULL;
/* Handle AIX specific options. */
-static int
-gld${EMULATION_NAME}_parse_args (argc, argv)
- int argc;
- char **argv;
-{
- int prevoptind = optind;
- int prevopterr = opterr;
- int indx;
- int longind;
- int optc;
- bfd_signed_vma val;
- char *end;
-
- enum
+enum
{
OPTION_IGNORE = 300,
OPTION_AUTOIMP,
OPTION_ERNOTOK,
OPTION_EROK,
+ OPTION_EXPALL,
+ OPTION_EXPFULL,
OPTION_EXPORT,
OPTION_IMPORT,
OPTION_INITFINI,
OPTION_MAXSTACK,
OPTION_MODTYPE,
OPTION_NOAUTOIMP,
+ OPTION_NOEXPALL,
+ OPTION_NOEXPFULL,
OPTION_NOSTRCMPCT,
OPTION_PD,
OPTION_PT,
OPTION_NOLIBPATH,
};
+static void
+gld${EMULATION_NAME}_add_options
+ (int ns, char **shortopts, int nl, struct option **longopts,
+ int nrl ATTRIBUTE_UNUSED, struct option **really_longopts ATTRIBUTE_UNUSED)
+{
+ static const char xtra_short[] = "D:H:KT:z";
+ static const struct option xtra_long[] = {
/* -binitfini has special handling in the linker backend. The native linker
uses the arguemnts to generate a table of init and fini functions for
the executable. The important use for this option is to support aix 4.2+
c++ constructors and destructors. This is tied into gcc via collect2.c.
-
+
The function table is accessed by the runtime linker/loader by checking if
the first symbol in the loader symbol table is __rtinit. The gnu linker
generates this symbol and makes it the first loader symbol. */
- static const struct option longopts[] = {
{"basis", no_argument, NULL, OPTION_IGNORE},
{"bautoimp", no_argument, NULL, OPTION_AUTOIMP},
{"bcomprld", no_argument, NULL, OPTION_IGNORE},
{"bernotok", no_argument, NULL, OPTION_ERNOTOK},
{"berok", no_argument, NULL, OPTION_EROK},
{"berrmsg", no_argument, NULL, OPTION_IGNORE},
+ {"bexpall", no_argument, NULL, OPTION_EXPALL},
+ {"bexpfull", no_argument, NULL, OPTION_EXPFULL},
{"bexport", required_argument, NULL, OPTION_EXPORT},
+ {"bbigtoc", no_argument, NULL, OPTION_IGNORE},
{"bf", no_argument, NULL, OPTION_ERNOTOK},
{"bgc", no_argument, &gc, 1},
{"bh", required_argument, NULL, OPTION_IGNORE},
{"bM", required_argument, NULL, OPTION_MODTYPE},
{"bmodtype", required_argument, NULL, OPTION_MODTYPE},
{"bnoautoimp", no_argument, NULL, OPTION_NOAUTOIMP},
+ {"bnoexpall", no_argument, NULL, OPTION_NOEXPALL},
+ {"bnoexpfull", no_argument, NULL, OPTION_NOEXPFULL},
{"bnodelcsect", no_argument, NULL, OPTION_IGNORE},
{"bnoentry", no_argument, NULL, OPTION_IGNORE},
{"bnogc", no_argument, &gc, 0},
{NULL, no_argument, NULL, 0}
};
- /* Options supported by the AIX linker which we do not support: -f,
+ /* Options supported by the AIX linker which we do not support:
-S, -v, -Z, -bbindcmds, -bbinder, -bbindopts, -bcalls, -bcaps,
-bcror15, -bdebugopt, -bdbg, -bdelcsect, -bex?, -bfilelist, -bfl,
-bgcbypass, -bglink, -binsert, -bi, -bloadmap, -bl, -bmap, -bnl,
-bnotypchk, -bnox, -bquiet, -bR, -brename, -breorder, -btypchk,
-bx, -bX, -bxref. */
+ *shortopts = (char *) xrealloc (*shortopts, ns + sizeof (xtra_short));
+ memcpy (*shortopts + ns, &xtra_short, sizeof (xtra_short));
+ *longopts = xrealloc (*longopts,
+ nl * sizeof (struct option) + sizeof (xtra_long));
+ memcpy (*longopts + nl, &xtra_long, sizeof (xtra_long));
+}
+
+static bfd_boolean
+gld${EMULATION_NAME}_parse_args (int argc, char **argv)
+{
+ int indx;
+
/* If the current option starts with -b, change the first : to an =.
The AIX linker uses : to separate the option from the argument;
changing it to = lets us treat it as a getopt option. */
if (indx == 0)
indx = 1;
- if (indx < argc && strncmp (argv[indx], "-b", 2) == 0)
+ if (indx < argc && CONST_STRNEQ (argv[indx], "-b"))
{
char *s;
}
}
}
+ return FALSE;
+}
+/* Helper for option '-f', which specify a list of input files.
+ Contrary to the native linker, we don't support shell patterns
+ (simply because glob isn't always available). */
- /* We add s and u so to the short options list so that -s and -u on
- the command line do not match -static and -unix. */
+static void
+read_file_list (const char *filename)
+{
+ FILE *f;
+ /* An upper bound on the number of characters in the file. */
+ long pos;
+ /* File in memory. */
+ char *buffer;
+ size_t len;
+ char *b;
+ char *e;
- opterr = 0;
- optc = getopt_long_only (argc, argv, "-D:H:KT:zsu", longopts, &longind);
- opterr = prevopterr;
+ f = fopen (filename, FOPEN_RT);
+ if (f == NULL)
+ {
+ einfo (_("%F%P: cannot open %s\n"), filename);
+ return;
+ }
+ if (fseek (f, 0L, SEEK_END) == -1)
+ goto error;
+ pos = ftell (f);
+ if (pos == -1)
+ goto error;
+ if (fseek (f, 0L, SEEK_SET) == -1)
+ goto error;
+
+ buffer = (char *) xmalloc (pos + 1);
+ len = fread (buffer, sizeof (char), pos, f);
+ if (len != (size_t) pos && ferror (f))
+ goto error;
+ /* Add a NUL terminator. */
+ buffer[len] = '\0';
+ fclose (f);
+
+ /* Parse files. */
+ b = buffer;
+ while (1)
+ {
+ /* Skip empty lines. */
+ while (*b == '\n' || *b == '\r')
+ b++;
+
+ /* Stop if end of buffer. */
+ if (b == buffer + len)
+ break;
+
+ /* Eat any byte until end of line. */
+ for (e = b; *e != '\0'; e++)
+ if (*e == '\n' || *e == '\r')
+ break;
+
+ /* Replace end of line by nul. */
+ if (*e != '\0')
+ *e++ = '\0';
+
+ if (b != e)
+ lang_add_input_file (b, lang_input_file_is_search_file_enum, NULL);
+ b = e;
+ }
+ return;
+
+ error:
+ einfo (_("%F%P: cannot read %s\n"), optarg);
+ fclose (f);
+}
+
+static bfd_boolean
+gld${EMULATION_NAME}_handle_option (int optc)
+{
+ bfd_signed_vma val;
+ const char *end;
switch (optc)
{
- case 's':
- case 'u':
default:
- optind = prevoptind;
- return 0;
+ return FALSE;
case 0:
/* Long option which just sets a flag. */
break;
+ case 'f':
+ /* This overrides --auxiliary. This option specifies a file containing
+ a list of input files. */
+ read_file_list (optarg);
+ break;
+
case 'D':
- val = strtoll (optarg, &end, 0);
+ val = bfd_scan_vma (optarg, &end, 0);
if (*end != '\0')
- einfo ("%P: warning: ignoring invalid -D number %s\n", optarg);
+ einfo (_("%P: warning: ignoring invalid -D number %s\n"), optarg);
else if (val != -1)
- lang_section_start (".data", exp_intop (val));
+ lang_section_start (".data", exp_intop (val), NULL);
break;
case 'H':
- val = strtoul (optarg, &end, 0);
+ val = bfd_scan_vma (optarg, &end, 0);
if (*end != '\0' || (val & (val - 1)) != 0)
- einfo ("%P: warning: ignoring invalid -H number %s\n", optarg);
+ einfo (_("%P: warning: ignoring invalid -H number %s\n"), optarg);
else
file_align = val;
break;
case 'T':
/* On AIX this is the same as GNU ld -Ttext. When we see -T
- number, we assume the AIX option is intended. Otherwise, we
- assume the usual GNU ld -T option is intended. We can't just
- ignore the AIX option, because gcc passes it to the linker. */
- val = strtoull (optarg, &end, 0);
+ number, we assume the AIX option is intended. Otherwise, we
+ assume the usual GNU ld -T option is intended. We can't just
+ ignore the AIX option, because gcc passes it to the linker. */
+ val = bfd_scan_vma (optarg, &end, 0);
if (*end != '\0')
- {
- optind = prevoptind;
- return 0;
- }
- lang_section_start (".text", exp_intop (val));
+ return FALSE;
+ lang_section_start (".text", exp_intop (val), NULL);
break;
case OPTION_IGNORE:
link_info.fini_function = f;
}
break;
-
+
case OPTION_AUTOIMP:
- link_info.static_link = false;
+ link_info.static_link = FALSE;
break;
case OPTION_ERNOTOK:
- force_make_executable = false;
+ link_info.unresolved_syms_in_objects = RM_GENERATE_ERROR;
+ link_info.unresolved_syms_in_shared_libs = RM_GENERATE_ERROR;
break;
case OPTION_EROK:
- force_make_executable = true;
+ link_info.unresolved_syms_in_objects = RM_IGNORE;
+ link_info.unresolved_syms_in_shared_libs = RM_IGNORE;
+ break;
+
+ case OPTION_EXPALL:
+ auto_export_flags |= XCOFF_EXPALL;
+ explicit_auto_export_flags |= XCOFF_EXPALL;
+ break;
+
+ case OPTION_EXPFULL:
+ auto_export_flags |= XCOFF_EXPFULL;
+ explicit_auto_export_flags |= XCOFF_EXPFULL;
break;
case OPTION_EXPORT:
- gld${EMULATION_NAME}_read_file (optarg, false);
+ gld${EMULATION_NAME}_read_file (optarg, FALSE);
break;
case OPTION_IMPORT:
break;
case OPTION_MAXDATA:
- val = strtoull (optarg, &end, 0);
+ val = bfd_scan_vma (optarg, &end, 0);
if (*end != '\0')
- einfo ("%P: warning: ignoring invalid -bmaxdata number %s\n", optarg);
+ einfo (_("%P: warning: ignoring invalid -bmaxdata number %s\n"),
+ optarg);
else
maxdata = val;
break;
case OPTION_MAXSTACK:
- val = strtoull (optarg, &end, 0);
+ val = bfd_scan_vma (optarg, &end, 0);
if (*end != '\0')
- einfo ("%P: warning: ignoring invalid -bmaxstack number %s\n",
+ einfo (_("%P: warning: ignoring invalid -bmaxstack number %s\n"),
optarg);
else
maxstack = val;
case OPTION_MODTYPE:
if (*optarg == 'S')
{
- link_info.shared = true;
+ link_info.type = type_dll;
++optarg;
}
if (*optarg == '\0' || optarg[1] == '\0')
- einfo ("%P: warning: ignoring invalid module type %s\n", optarg);
+ einfo (_("%P: warning: ignoring invalid module type %s\n"), optarg);
else
modtype = (*optarg << 8) | optarg[1];
break;
case OPTION_NOAUTOIMP:
- link_info.static_link = true;
+ link_info.static_link = TRUE;
+ break;
+
+ case OPTION_NOEXPALL:
+ auto_export_flags &= ~XCOFF_EXPALL;
+ explicit_auto_export_flags |= XCOFF_EXPALL;
+ break;
+
+ case OPTION_NOEXPFULL:
+ auto_export_flags &= ~XCOFF_EXPFULL;
+ explicit_auto_export_flags |= XCOFF_EXPFULL;
break;
case OPTION_NOSTRCMPCT:
- link_info.traditional_format = true;
+ link_info.traditional_format = TRUE;
break;
case OPTION_PD:
/* This sets the page that the .data section is supposed to
- start on. The offset within the page should still be the
- offset within the file, so we need to build an appropriate
- expression. */
- val = strtoull (optarg, &end, 0);
+ start on. The offset within the page should still be the
+ offset within the file, so we need to build an appropriate
+ expression. */
+ val = bfd_scan_vma (optarg, &end, 0);
if (*end != '\0')
- einfo ("%P: warning: ignoring invalid -pD number %s\n", optarg);
+ einfo (_("%P: warning: ignoring invalid -pD number %s\n"), optarg);
else
{
etree_type *t;
t = exp_binop ('&',
exp_binop ('+', t, exp_intop (31)),
exp_intop (~(bfd_vma) 31));
- lang_section_start (".data", t);
+ lang_section_start (".data", t, NULL);
}
break;
case OPTION_PT:
/* This set the page that the .text section is supposed to start
- on. The offset within the page should still be the offset
- within the file. */
- val = strtoull (optarg, &end, 0);
+ on. The offset within the page should still be the offset
+ within the file. */
+ val = bfd_scan_vma (optarg, &end, 0);
if (*end != '\0')
- einfo ("%P: warning: ignoring invalid -pT number %s\n", optarg);
+ einfo (_("%P: warning: ignoring invalid -pT number %s\n"), optarg);
else
{
etree_type *t;
t = exp_binop ('&',
exp_binop ('+', t, exp_intop (31)),
exp_intop (~(bfd_vma) 31));
- lang_section_start (".text", t);
+ lang_section_start (".text", t, NULL);
}
break;
case OPTION_STRCMPCT:
- link_info.traditional_format = false;
+ link_info.traditional_format = FALSE;
break;
case OPTION_UNIX:
- unix_ld = true;
+ unix_ld = TRUE;
break;
case OPTION_32:
}
- return 1;
+ return TRUE;
}
/* This is called when an input file can not be recognized as a BFD
object or an archive. If the file starts with #!, we must treat it
as an import file. This is for AIX compatibility. */
-static boolean
-gld${EMULATION_NAME}_unrecognized_file (entry)
- lang_input_statement_type *entry;
+static bfd_boolean
+gld${EMULATION_NAME}_unrecognized_file (lang_input_statement_type *entry)
{
FILE *e;
- boolean ret;
+ bfd_boolean ret;
e = fopen (entry->filename, FOPEN_RT);
if (e == NULL)
- return false;
+ return FALSE;
- ret = false;
+ ret = FALSE;
if (getc (e) == '#' && getc (e) == '!')
{
flpp = &(*flpp)->next;
*flpp = n;
- ret = true;
- entry->loaded = true;
+ ret = TRUE;
+ entry->flags.loaded = TRUE;
}
fclose (e);
/* This is called after the input files have been opened. */
static void
-gld${EMULATION_NAME}_after_open ()
+gld${EMULATION_NAME}_after_open (void)
{
- boolean r;
+ enum output_type t;
struct set_info *p;
+ after_open_default ();
+
/* Call ldctor_build_sets, after pretending that this is a
- relocateable link. We do this because AIX requires relocation
+ relocatable link. We do this because AIX requires relocation
entries for all references to symbols, even in a final
executable. Of course, we only want to do this if we are
producing an XCOFF output file. */
- r = link_info.relocateable;
- if (strstr (bfd_get_target (output_bfd), "xcoff") != NULL)
- link_info.relocateable = true;
+ t = link_info.type;
+ if (strstr (bfd_get_target (link_info.output_bfd), "xcoff") != NULL)
+ link_info.type = type_relocatable;
ldctor_build_sets ();
- link_info.relocateable = r;
+ link_info.type = t;
/* For each set, record the size, so that the XCOFF backend can
output the correct csect length. */
bfd_size_type size;
/* If the symbol is defined, we may have been invoked from
- collect, and the sets may already have been built, so we do
- not do anything. */
+ collect, and the sets may already have been built, so we do
+ not do anything. */
if (p->h->type == bfd_link_hash_defined
|| p->h->type == bfd_link_hash_defweak)
continue;
}
size = (p->count + 2) * 4;
- if (!bfd_xcoff_link_record_set (output_bfd, &link_info, p->h, size))
- einfo ("%F%P: bfd_xcoff_link_record_set failed: %E\n");
+ if (!bfd_xcoff_link_record_set (link_info.output_bfd, &link_info,
+ p->h, size))
+ einfo (_("%F%P: bfd_xcoff_link_record_set failed: %E\n"));
}
}
sections, but before any sizes or addresses have been set. */
static void
-gld${EMULATION_NAME}_before_allocation ()
+gld${EMULATION_NAME}_before_allocation (void)
{
struct filelist *fl;
struct export_symbol_list *el;
char *libpath;
asection *special_sections[XCOFF_NUMBER_OF_SPECIAL_SECTIONS];
- int i;
+ static const char *const must_keep_sections[] = {
+ ".text",
+ ".data",
+ ".bss"
+ };
+ unsigned int i, flags;
/* Handle the import and export files, if any. */
for (fl = import_files; fl != NULL; fl = fl->next)
- gld${EMULATION_NAME}_read_file (fl->name, true);
+ gld${EMULATION_NAME}_read_file (fl->name, TRUE);
for (el = export_symbols; el != NULL; el = el->next)
{
struct bfd_link_hash_entry *h;
- h = bfd_link_hash_lookup (link_info.hash, el->name, false, false, false);
+ h = bfd_link_hash_lookup (link_info.hash, el->name, FALSE, FALSE, FALSE);
if (h == NULL)
- einfo ("%P%F: bfd_link_hash_lookup of export symbol failed: %E\n");
- if (!bfd_xcoff_export_symbol (output_bfd, &link_info, h))
- einfo ("%P%F: bfd_xcoff_export_symbol failed: %E\n");
+ einfo (_("%F%P: bfd_link_hash_lookup of export symbol failed: %E\n"));
+ if (!bfd_xcoff_export_symbol (link_info.output_bfd, &link_info, h))
+ einfo (_("%F%P: bfd_xcoff_export_symbol failed: %E\n"));
}
/* Track down all relocations called for by the linker script (these
lang_for_each_statement (gld${EMULATION_NAME}_find_relocs);
/* Precedence of LIBPATH
- -blibpath: native support always first
- -rpath: gnu extension
- -L build from command line -L's */
+ -blibpath: native support always first
+ -rpath: gnu extension
+ -L build from command line -L's */
if (command_line_blibpath != NULL)
libpath = command_line_blibpath;
else if (command_line.rpath != NULL)
size_t len;
search_dirs_type *search;
- len = strlen (search_head->name);
- libpath = xmalloc (len + 1);
- strcpy (libpath, search_head->name);
- for (search = search_head->next; search != NULL; search = search->next)
+ /* PR ld/4023: Strip sysroot prefix from any paths
+ being inserted into the output binary's DT_RPATH. */
+ if (ld_sysroot != NULL
+ && * ld_sysroot != 0)
{
- size_t nlen;
+ const char * name = search_head->name;
+ size_t ld_sysroot_len = strlen (ld_sysroot);
+
+ if (strncmp (name, ld_sysroot, ld_sysroot_len) == 0)
+ name += ld_sysroot_len;
+
+ len = strlen (name);
+ libpath = xmalloc (len + 1);
+ strcpy (libpath, name);
+
+ for (search = search_head->next; search != NULL; search = search->next)
+ {
+ size_t nlen;
+
+ name = search->name;
+ if (strncmp (name, ld_sysroot, ld_sysroot_len) == 0)
+ name += ld_sysroot_len;
+
+ nlen = strlen (name);
+ libpath = xrealloc (libpath, len + nlen + 2);
+ libpath[len] = ':';
+ strcpy (libpath + len + 1, name);
+ len += nlen + 1;
+ }
+ }
+ else
+ {
+ len = strlen (search_head->name);
+ libpath = xmalloc (len + 1);
+ strcpy (libpath, search_head->name);
+
+ for (search = search_head->next; search != NULL; search = search->next)
+ {
+ size_t nlen;
- nlen = strlen (search->name);
- libpath = xrealloc (libpath, len + nlen + 2);
- libpath[len] = ':';
- strcpy (libpath + len + 1, search->name);
- len += nlen + 1;
+ nlen = strlen (search->name);
+ libpath = xrealloc (libpath, len + nlen + 2);
+ libpath[len] = ':';
+ strcpy (libpath + len + 1, search->name);
+ len += nlen + 1;
+ }
}
}
+ /* Default to -bexpfull for SVR4-like semantics. */
+ flags = (unix_ld ? XCOFF_EXPFULL : 0);
+ flags &= ~explicit_auto_export_flags;
+ flags |= auto_export_flags;
+
/* Let the XCOFF backend set up the .loader section. */
- if (!bfd_xcoff_size_dynamic_sections
- (output_bfd, &link_info, libpath, entry_symbol, file_align,
- maxstack, maxdata, gc && !unix_ld ? true : false,
- modtype, textro ? true : false, unix_ld, special_sections,
- rtld ? true : false))
- einfo ("%P%F: failed to set dynamic section sizes: %E\n");
+ if (!bfd_xcoff_size_dynamic_sections
+ (link_info.output_bfd, &link_info, libpath, entry_symbol.name, file_align,
+ maxstack, maxdata, gc && !unix_ld ? TRUE : FALSE,
+ modtype, textro ? TRUE : FALSE, flags, special_sections,
+ rtld ? TRUE : FALSE))
+ einfo (_("%F%P: failed to set dynamic section sizes: %E\n"));
/* Look through the special sections, and put them in the right
place in the link ordering. This is especially magic. */
lang_statement_union_type **pls;
lang_input_section_type *is;
const char *oname;
- boolean start;
+ bfd_boolean start;
sec = special_sections[i];
if (sec == NULL)
continue;
/* Remove this section from the list of the output section.
- This assumes we know what the script looks like. */
+ This assumes we know what the script looks like. */
is = NULL;
- os = lang_output_section_find (sec->output_section->name);
- if (os == NULL)
- einfo ("%P%F: can't find output section %s\n",
+ os = lang_output_section_get (sec->output_section);
+ if (os == NULL)
+ einfo (_("%F%P: can't find output section %s\n"),
sec->output_section->name);
for (pls = &os->children.head; *pls != NULL; pls = &(*pls)->header.next)
{
- if ((*pls)->header.type == lang_input_section_enum
+ if ((*pls)->header.type == lang_input_section_enum
&& (*pls)->input_section.section == sec)
{
is = (lang_input_section_type *) * pls;
*pwls != NULL; pwls = &(*pwls)->header.next)
{
- if ((*pwls)->header.type == lang_input_section_enum
+ if ((*pwls)->header.type == lang_input_section_enum
&& (*pwls)->input_section.section == sec)
{
is = (lang_input_section_type *) * pwls;
if (is == NULL)
{
- einfo ("%P%F: can't find %s in output section\n",
- bfd_get_section_name (sec->owner, sec));
+ einfo (_("%F%P: can't find %s in output section\n"),
+ bfd_section_name (sec));
}
/* Now figure out where the section should go. */
case XCOFF_SPECIAL_SECTION_TEXT:
/* _text */
oname = ".text";
- start = true;
+ start = TRUE;
break;
case XCOFF_SPECIAL_SECTION_ETEXT:
/* _etext */
oname = ".text";
- start = false;
+ start = FALSE;
break;
case XCOFF_SPECIAL_SECTION_DATA:
/* _data */
oname = ".data";
- start = true;
+ start = TRUE;
break;
case XCOFF_SPECIAL_SECTION_EDATA:
/* _edata */
oname = ".data";
- start = false;
+ start = FALSE;
break;
case XCOFF_SPECIAL_SECTION_END:
case XCOFF_SPECIAL_SECTION_END2:
/* _end and end */
oname = ".bss";
- start = false;
+ start = FALSE;
break;
}
else
{
is->header.next = NULL;
- lang_statement_append (&os->children,
- (lang_statement_union_type *) is,
- &is->header.next);
+ *os->children.tail = (lang_statement_union_type *) is;
+ os->children.tail = &is->header.next;
}
}
+
+ /* Executables and shared objects must always have .text, .data
+ and .bss output sections, so that the header can refer to them.
+ The kernel refuses to load objects that have missing sections. */
+ if (!bfd_link_relocatable (&link_info))
+ for (i = 0; i < ARRAY_SIZE (must_keep_sections); i++)
+ {
+ asection *sec;
+
+ sec = bfd_get_section_by_name (link_info.output_bfd,
+ must_keep_sections[i]);
+ if (sec == NULL)
+ einfo (_("%P: can't find required output section %s\n"),
+ must_keep_sections[i]);
+ else
+ sec->flags |= SEC_KEEP;
+ }
+
+ before_allocation_default ();
}
static char *
-gld${EMULATION_NAME}_choose_target (argc, argv)
- int argc;
- char **argv;
+gld${EMULATION_NAME}_choose_target (int argc, char **argv)
{
int i, j, jmax;
static char *from_outside;
static char *from_inside;
- static char *argv_to_target[][2] = {
+ static char *argv_to_target[][2] = {
{NULL, "${OUTPUT_FORMAT}"},
{"-b32", "${OUTPUT_FORMAT_32BIT}"},
{"-b64", "${OUTPUT_FORMAT_64BIT}"},
from_inside = argv_to_target[0][1];
for (i = 1; i < argc; i++)
{
- for (j = 1; j < jmax; j++)
+ for (j = 1; j < jmax; j++)
{
if (0 == strcmp (argv[i], argv_to_target[j][0]))
from_inside = argv_to_target[j][1];
return from_inside;
}
-/* Returns
+/* Returns
1 : state changed
0 : no change */
-static int
-change_symbol_mode (input)
- char *input;
+static int
+change_symbol_mode (char *input)
{
char *symbol_mode_string[] = {
"# 32", /* 0x01 */
return 0;
}
-/* Returns
+/* Returns
1 : yes
0 : ignore
-1 : error, try something else */
-static int
-is_syscall (input, flag)
- char *input;
- unsigned int *flag;
+static int
+is_syscall (char *input, unsigned int *flag)
{
unsigned int bit;
char *string;
-
+
struct sc {
char *syscall_string;
unsigned int flag;
*flag = 0;
- for (bit = 0;; bit++)
+ for (bit = 0;; bit++)
{
string = s[bit].syscall_string;
- if (string == NULL)
+ if (string == NULL)
return -1;
- if (0 == strcmp (input, string))
+ if (0 == strcmp (input, string))
{
- if (1 << bit & syscall_mask)
+ if (1 << bit & syscall_mask)
{
*flag = s[bit].flag;
return 1;
- }
- else
+ }
+ else
{
return 0;
}
/* Read an import or export file. For an import file, this is called
by the before_allocation emulation routine. For an export file,
- this is called by the parse_args emulation routine. */
+ this is called by the handle_option emulation routine. */
static void
-gld${EMULATION_NAME}_read_file (filename, import)
- const char *filename;
- boolean import;
+gld${EMULATION_NAME}_read_file (const char *filename, bfd_boolean import)
{
struct obstack *o;
FILE *f;
int lineno;
int c;
- boolean keep;
+ bfd_boolean keep;
const char *imppath;
const char *impfile;
const char *impmember;
if (f == NULL)
{
bfd_set_error (bfd_error_system_call);
- einfo ("%F%s: %E\n", filename);
+ einfo ("%F%P: %s: %E\n", filename);
+ return;
}
- keep = false;
+ keep = FALSE;
imppath = NULL;
impfile = NULL;
obstack_free (o, obstack_base (o));
}
else if (*s == '(')
- einfo ("%F%s%d: #! ([member]) is not supported in import files\n",
+ einfo (_("%F%P:%s:%d: #! ([member]) is not supported "
+ "in import files\n"),
filename, lineno);
else
{
char cs;
- char *file;
+ char *start;
(void) obstack_finish (o);
- keep = true;
- imppath = s;
- file = NULL;
+ keep = TRUE;
+ start = s;
while (!ISSPACE (*s) && *s != '(' && *s != '\0')
- {
- if (*s == '/')
- file = s + 1;
- ++s;
- }
- if (file != NULL)
- {
- file[-1] = '\0';
- impfile = file;
- if (imppath == file - 1)
- imppath = "/";
- }
- else
- {
- impfile = imppath;
- imppath = "";
- }
+ ++s;
cs = *s;
*s = '\0';
+ if (!bfd_xcoff_split_import_path (link_info.output_bfd,
+ start, &imppath, &impfile))
+ einfo (_("%F%P: could not parse import path: %E\n"));
while (ISSPACE (cs))
{
++s;
{
impmember = "";
if (cs != '\0')
- einfo ("%s:%d: warning: syntax error in import file\n",
+ einfo (_("%P:%s:%d: warning: syntax error in import file\n"),
filename, lineno);
}
else
if (*s == ')')
*s = '\0';
else
- einfo ("%s:%d: warning: syntax error in import file\n",
+ einfo (_("%P:%s:%d: warning: syntax error in import file\n"),
filename, lineno);
}
}
while (ISSPACE (*se))
++se;
if (*se != '\0')
- einfo ("%s%d: warning: syntax error in import/export file\n",
+ einfo (_("%P:%s%d: warning: syntax error in "
+ "import/export file\n"),
filename, lineno);
}
if (s != se)
{
int status;
- char *end;
+ const char *end;
status = is_syscall (s, &syscall_flag);
-
- if (0 > status)
+
+ if (0 > status)
{
/* not a system call, check for address */
- address = strtoul (s, &end, 0);
+ address = bfd_scan_vma (s, &end, 0);
if (*end != '\0')
{
- einfo ("%s:%d: warning: syntax error in import/export file\n",
+ einfo (_("%P:%s:%d: warning: syntax error in "
+ "import/export file\n"),
filename, lineno);
-
+
}
}
}
{
struct export_symbol_list *n;
- ldlang_add_undef (symname);
+ ldlang_add_undef (symname, TRUE);
n = ((struct export_symbol_list *)
xmalloc (sizeof (struct export_symbol_list)));
n->next = export_symbols;
}
else
{
- h = bfd_link_hash_lookup (link_info.hash, symname, false, false,
- true);
+ h = bfd_link_hash_lookup (link_info.hash, symname, FALSE, FALSE,
+ TRUE);
if (h == NULL || h->type == bfd_link_hash_new)
{
/* We can just ignore attempts to import an unreferenced
}
else
{
- if (!bfd_xcoff_import_symbol (output_bfd, &link_info, h,
+ if (!bfd_xcoff_import_symbol (link_info.output_bfd,
+ &link_info, h,
address, imppath, impfile,
impmember, syscall_flag))
- einfo ("%X%s:%d: failed to import symbol %s: %E\n",
+ einfo (_("%X%P:%s:%d: failed to import symbol %s: %E\n"),
filename, lineno, symname);
}
}
if (obstack_object_size (o) > 0)
{
- einfo ("%s:%d: warning: ignoring unterminated last line\n",
+ einfo (_("%P:%s:%d: warning: ignoring unterminated last line\n"),
filename, lineno);
obstack_free (o, obstack_base (o));
}
obstack_free (o, NULL);
free (o);
}
+
+ fclose (f);
}
/* This routine saves us from worrying about declaring free. */
static void
-gld${EMULATION_NAME}_free (p)
- PTR p;
+gld${EMULATION_NAME}_free (void *p)
{
free (p);
}
to symbols. */
static void
-gld${EMULATION_NAME}_find_relocs (s)
- lang_statement_union_type *s;
+gld${EMULATION_NAME}_find_relocs (lang_statement_union_type *s)
{
if (s->header.type == lang_reloc_statement_enum)
{
rs = &s->reloc_statement;
if (rs->name == NULL)
- einfo ("%F%P: only relocations against symbols are permitted\n");
- if (!bfd_xcoff_link_count_reloc (output_bfd, &link_info, rs->name))
- einfo ("%F%P: bfd_xcoff_link_count_reloc failed: %E\n");
+ einfo (_("%F%P: only relocations against symbols are permitted\n"));
+ if (!bfd_xcoff_link_count_reloc (link_info.output_bfd, &link_info,
+ rs->name))
+ einfo (_("%F%P: bfd_xcoff_link_count_reloc failed: %E\n"));
}
if (s->header.type == lang_assignment_statement_enum)
/* Look through an expression for an assignment statement. */
static void
-gld${EMULATION_NAME}_find_exp_assignment (exp)
- etree_type *exp;
+gld${EMULATION_NAME}_find_exp_assignment (etree_type *exp)
{
struct bfd_link_hash_entry *h;
{
case etree_provide:
h = bfd_link_hash_lookup (link_info.hash, exp->assign.dst,
- false, false, false);
+ FALSE, FALSE, FALSE);
if (h == NULL)
break;
/* Fall through. */
case etree_assign:
if (strcmp (exp->assign.dst, ".") != 0)
{
- if (!bfd_xcoff_record_link_assignment (output_bfd, &link_info,
+ if (!bfd_xcoff_record_link_assignment (link_info.output_bfd,
+ &link_info,
exp->assign.dst))
- einfo ("%P%F: failed to record assignment to %s: %E\n",
+ einfo (_("%F%P: failed to record assignment to %s: %E\n"),
exp->assign.dst);
}
gld${EMULATION_NAME}_find_exp_assignment (exp->assign.src);
}
static char *
-gld${EMULATION_NAME}_get_script (isfile)
- int *isfile;
+gld${EMULATION_NAME}_get_script (int *isfile)
EOF
-if test -n "$COMPILE_IN"
+if test x"$COMPILE_IN" = xyes
then
# Scripts compiled in.
# sed commands to quote an ld script as a C string.
sc="-f ${srcdir}/emultempl/ostring.sed"
-cat >>e${EMULATION_NAME}.c <<EOF
+fragment <<EOF
{
*isfile = 0;
- if (link_info.relocateable == true && config.build_constructors == true)
+ if (bfd_link_relocatable (&link_info) && config.build_constructors)
return
EOF
-sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c
-echo ' ; else if (link_info.relocateable == true) return' >> e${EMULATION_NAME}.c
-sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c
-echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c
-sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c
-echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c
-sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c
-echo ' ; else return' >> e${EMULATION_NAME}.c
-sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c
-echo '; }' >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c
+echo ' ; else if (bfd_link_relocatable (&link_info)) return' >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c
+echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c
+echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c
+echo ' ; else return' >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c
+echo '; }' >> e${EMULATION_NAME}.c
else
# Scripts read from the filesystem.
-cat >>e${EMULATION_NAME}.c <<EOF
+fragment <<EOF
{
*isfile = 1;
- if (link_info.relocateable == true && config.build_constructors == true)
+ if (bfd_link_relocatable (&link_info) && config.build_constructors)
return "ldscripts/${EMULATION_NAME}.xu";
- else if (link_info.relocateable == true)
+ else if (bfd_link_relocatable (&link_info))
return "ldscripts/${EMULATION_NAME}.xr";
else if (!config.text_read_only)
return "ldscripts/${EMULATION_NAME}.xbn";
fi
-cat >>e${EMULATION_NAME}.c <<EOF
+fragment <<EOF
-static void
-gld${EMULATION_NAME}_create_output_section_statements ()
+static void
+gld${EMULATION_NAME}_create_output_section_statements (void)
{
/* __rtinit */
- if ((bfd_get_flavour (output_bfd) == bfd_target_xcoff_flavour)
- && (link_info.init_function != NULL
+ if ((bfd_get_flavour (link_info.output_bfd) == bfd_target_xcoff_flavour)
+ && (link_info.init_function != NULL
|| link_info.fini_function != NULL
- || rtld == true))
+ || rtld))
{
initfini_file = lang_add_input_file ("initfini",
lang_input_file_is_file_enum,
NULL);
-
- initfini_file->the_bfd = bfd_create ("initfini", output_bfd);
+
+ initfini_file->the_bfd = bfd_create ("initfini", link_info.output_bfd);
if (initfini_file->the_bfd == NULL
|| ! bfd_set_arch_mach (initfini_file->the_bfd,
- bfd_get_arch (output_bfd),
- bfd_get_mach (output_bfd)))
+ bfd_get_arch (link_info.output_bfd),
+ bfd_get_mach (link_info.output_bfd)))
{
- einfo ("%X%P: can not create BFD %E\n");
+ einfo (_("%F%P: can not create BFD: %E\n"));
return;
}
-
+
/* Call backend to fill in the rest */
- if (false == bfd_xcoff_link_generate_rtinit (initfini_file->the_bfd,
- link_info.init_function,
- link_info.fini_function,
- rtld))
+ if (! bfd_xcoff_link_generate_rtinit (initfini_file->the_bfd,
+ link_info.init_function,
+ link_info.fini_function,
+ rtld))
{
- einfo ("%X%P: can not create BFD %E\n");
+ einfo (_("%F%P: can not create BFD: %E\n"));
return;
}
/* __rtld defined in /lib/librtl.a */
- if (true == rtld)
+ if (rtld)
lang_add_input_file ("rtl", lang_input_file_is_l_enum, NULL);
}
}
static void
-gld${EMULATION_NAME}_set_output_arch ()
+gld${EMULATION_NAME}_set_output_arch (void)
{
- bfd_set_arch_mach (output_bfd,
- bfd_xcoff_architecture (output_bfd),
- bfd_xcoff_machine (output_bfd));
+ bfd_set_arch_mach (link_info.output_bfd,
+ bfd_xcoff_architecture (link_info.output_bfd),
+ bfd_xcoff_machine (link_info.output_bfd));
- ldfile_output_architecture = bfd_get_arch (output_bfd);
- ldfile_output_machine = bfd_get_mach (output_bfd);
- ldfile_output_machine_name = bfd_printable_name (output_bfd);
+ ldfile_output_architecture = bfd_get_arch (link_info.output_bfd);
+ ldfile_output_machine = bfd_get_mach (link_info.output_bfd);
+ ldfile_output_machine_name = bfd_printable_name (link_info.output_bfd);
+}
+
+static bfd_boolean
+gld${EMULATION_NAME}_open_dynamic_archive (const char *arch,
+ search_dirs_type *search,
+ lang_input_statement_type *entry)
+{
+ char *path;
+
+ if (!entry->flags.maybe_archive)
+ return FALSE;
+
+ if (entry->flags.full_name_provided)
+ path = concat (search->name, "/", entry->filename,
+ (const char *) NULL);
+ else
+ path = concat (search->name, "/lib", entry->filename, arch, ".a",
+ (const char *) NULL);
+
+ if (!ldfile_try_open_bfd (path, entry))
+ {
+ free (path);
+ return FALSE;
+ }
+ /* Don't include the searched directory in the import path. */
+ bfd_xcoff_set_archive_import_path (&link_info, entry->the_bfd,
+ path + strlen (search->name) + 1);
+ entry->filename = path;
+ return TRUE;
}
struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = {
hll_default,
after_parse_default,
gld${EMULATION_NAME}_after_open,
+ after_check_relocs_default,
after_allocation_default,
gld${EMULATION_NAME}_set_output_arch,
gld${EMULATION_NAME}_choose_target,
gld${EMULATION_NAME}_get_script,
"${EMULATION_NAME}",
"${OUTPUT_FORMAT}",
- 0, /* finish */
+ finish_default,
gld${EMULATION_NAME}_create_output_section_statements,
- 0, /* open_dynamic_archive */
+ gld${EMULATION_NAME}_open_dynamic_archive,
0, /* place_orphan */
0, /* set_symbols */
gld${EMULATION_NAME}_parse_args,
+ gld${EMULATION_NAME}_add_options,
+ gld${EMULATION_NAME}_handle_option,
gld${EMULATION_NAME}_unrecognized_file,
NULL, /* list_options */
NULL, /* recognized_file */
NULL, /* find potential_libraries */
- NULL /* new_vers_pattern */
+ NULL, /* new_vers_pattern */
+ NULL, /* extra_map_file_text */
+ ${LDEMUL_EMIT_CTF_EARLY-NULL},
+ ${LDEMUL_EXAMINE_STRTAB_FOR_CTF-NULL}
};
EOF