# This shell script emits a C file. -*- C -*-
# It does some substitutions.
-cat >e${EMULATION_NAME}.c <<EOF
+if [ -z "$MACHINE" ]; then
+ OUTPUT_ARCH=${ARCH}
+else
+ OUTPUT_ARCH=${ARCH}:${MACHINE}
+fi
+fragment <<EOF
/* This file is is generated by a shell script. DO NOT EDIT! */
/* AIX emulation code for ${EMULATION_NAME}
- Copyright (C) 1991, 93, 95, 96, 97, 98, 1999 Free Software Foundation, Inc.
+ Copyright (C) 1991-2015 Free Software Foundation, Inc.
Written by Steve Chamberlain <sac@cygnus.com>
AIX support by Ian Lance Taylor <ian@cygnus.com>
+ AIX 64 bit support by Tom Rix <trix@redhat.com>
-This file is part of GLD, the Gnu Linker.
+ This file is part of the GNU Binutils.
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
#define TARGET_IS_${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 <ctype.h>
-
#include "ld.h"
#include "ldmain.h"
-#include "ldemul.h"
-#include "ldfile.h"
#include "ldmisc.h"
#include "ldexp.h"
#include "ldlang.h"
+#include "ldfile.h"
+#include "ldemul.h"
#include "ldctor.h"
-#include "ldgram.h"
-
-static void gld${EMULATION_NAME}_before_parse PARAMS ((void));
-static int gld${EMULATION_NAME}_parse_args PARAMS ((int, char **));
-static void gld${EMULATION_NAME}_after_open PARAMS ((void));
-static void gld${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${EMULATION_NAME}_get_script PARAMS ((int *isfile));
+#include <ldgram.h>
+
+#include "coff/internal.h"
+#include "coff/xcoff.h"
+#include "libcoff.h"
+#include "libxcoff.h"
+
+static void gld${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${EMULATION_NAME}_find_exp_assignment (etree_type *);
+
/* The file alignment required for each section. */
static unsigned long file_align;
permitted). */
static int textro;
+/* A mask of XCOFF_EXPALL and XCOFF_EXPFULL flags, as set by their
+ associated -b and -bno options. */
+static unsigned int auto_export_flags;
+
+/* A mask of auto_export_flags bits that were explicitly set on the
+ command line. */
+static unsigned int explicit_auto_export_flags;
+
/* Whether to implement Unix like linker semantics. */
static int unix_ld;
{
struct export_symbol_list *next;
const char *name;
- boolean syscall;
};
static struct export_symbol_list *export_symbols;
+/* Maintains the 32 or 64 bit mode state of import file */
+static unsigned int symbol_mode = 0x04;
+
+/* Which symbol modes are valid */
+static unsigned int symbol_mode_mask = 0x0d;
+
+/* Whether this is a 64 bit link */
+static int is_64bit = 0;
+
+/* Which syscalls from import file are valid */
+static unsigned int syscall_mask = 0x77;
+
+/* fake file for -binitfini support */
+static lang_input_statement_type *initfini_file;
+
+/* Whether to do run time linking
+ -brtl enables, -bnortl and -bnortllib disable. */
+static int rtld;
+
+/* Explicit command line library path, -blibpath */
+static char *command_line_blibpath = NULL;
+
/* This routine is called before anything else is done. */
static void
-gld${EMULATION_NAME}_before_parse()
+gld${EMULATION_NAME}_before_parse (void)
{
-#ifndef TARGET_ /* I.e., if not generic. */
- ldfile_output_architecture = bfd_arch_${ARCH};
-#endif /* not TARGET_ */
- config.has_shared = true;
+ ldfile_set_output_arch ("${OUTPUT_ARCH}", bfd_arch_`echo ${ARCH} | sed -e 's/:.*//'`);
+
+ input_flags.dynamic = TRUE;
+ config.has_shared = TRUE;
+
+ /* The link_info.[init|fini]_functions are initialized in ld/lexsup.c.
+ Override them here so we can use the link_info.init_function as a
+ state flag that lets the backend know that -binitfini has been done. */
+
+ link_info.init_function = NULL;
+ link_info.fini_function = NULL;
}
/* Handle AIX specific options. */
-static int
-gld${EMULATION_NAME}_parse_args (argc, argv)
- int argc;
- char **argv;
+enum
+ {
+ OPTION_IGNORE = 300,
+ OPTION_AUTOIMP,
+ OPTION_ERNOTOK,
+ OPTION_EROK,
+ OPTION_EXPALL,
+ OPTION_EXPFULL,
+ OPTION_EXPORT,
+ OPTION_IMPORT,
+ OPTION_INITFINI,
+ OPTION_LOADMAP,
+ OPTION_MAXDATA,
+ OPTION_MAXSTACK,
+ OPTION_MODTYPE,
+ OPTION_NOAUTOIMP,
+ OPTION_NOEXPALL,
+ OPTION_NOEXPFULL,
+ OPTION_NOSTRCMPCT,
+ OPTION_PD,
+ OPTION_PT,
+ OPTION_STRCMPCT,
+ OPTION_UNIX,
+ OPTION_32,
+ OPTION_64,
+ OPTION_LIBPATH,
+ 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)
{
- int prevoptind = optind;
- int prevopterr = opterr;
- int indx;
- int longind;
- int optc;
- long val;
- char *end;
-
-#define OPTION_IGNORE (300)
-#define OPTION_AUTOIMP (OPTION_IGNORE + 1)
-#define OPTION_ERNOTOK (OPTION_AUTOIMP + 1)
-#define OPTION_EROK (OPTION_ERNOTOK + 1)
-#define OPTION_EXPORT (OPTION_EROK + 1)
-#define OPTION_IMPORT (OPTION_EXPORT + 1)
-#define OPTION_LOADMAP (OPTION_IMPORT + 1)
-#define OPTION_MAXDATA (OPTION_LOADMAP + 1)
-#define OPTION_MAXSTACK (OPTION_MAXDATA + 1)
-#define OPTION_MODTYPE (OPTION_MAXSTACK + 1)
-#define OPTION_NOAUTOIMP (OPTION_MODTYPE + 1)
-#define OPTION_NOSTRCMPCT (OPTION_NOAUTOIMP + 1)
-#define OPTION_PD (OPTION_NOSTRCMPCT + 1)
-#define OPTION_PT (OPTION_PD + 1)
-#define OPTION_STRCMPCT (OPTION_PT + 1)
-#define OPTION_UNIX (OPTION_STRCMPCT + 1)
-
- static struct option longopts[] = {
+ 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. */
+
{"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},
{"bhalt", required_argument, NULL, OPTION_IGNORE},
{"bI", required_argument, NULL, OPTION_IMPORT},
{"bimport", required_argument, NULL, OPTION_IMPORT},
+ {"binitfini", required_argument, NULL, OPTION_INITFINI},
{"bl", required_argument, NULL, OPTION_LOADMAP},
{"bloadmap", required_argument, NULL, OPTION_LOADMAP},
{"bmaxdata", required_argument, NULL, OPTION_MAXDATA},
{"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},
{"bpD", required_argument, NULL, OPTION_PD},
{"bpT", required_argument, NULL, OPTION_PT},
{"bro", no_argument, &textro, 1},
+ {"brtl", no_argument, &rtld, 1},
+ {"bnortl", no_argument, &rtld, 0},
+ {"bnortllib", no_argument, &rtld, 0},
{"bS", required_argument, NULL, OPTION_MAXSTACK},
{"bso", no_argument, NULL, OPTION_AUTOIMP},
{"bstrcmpct", no_argument, NULL, OPTION_STRCMPCT},
{"btextro", no_argument, &textro, 1},
+ {"b32", no_argument, NULL, OPTION_32},
+ {"b64", no_argument, NULL, OPTION_64},
{"static", no_argument, NULL, OPTION_NOAUTOIMP},
{"unix", no_argument, NULL, OPTION_UNIX},
+ {"blibpath", required_argument, NULL, OPTION_LIBPATH},
+ {"bnolibpath", required_argument, NULL, OPTION_NOLIBPATH},
{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. */
indx = optind;
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). */
+
+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;
+
+ 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;
- /* 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. */
+ error:
+ einfo ("%F%P: cannot read %s\n", optarg);
+ fclose (f);
+}
- opterr = 0;
- optc = getopt_long_only (argc, argv, "-D:H:KT:zsu", longopts, &longind);
- opterr = prevopterr;
+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 = strtol (optarg, &end, 0);
+ val = bfd_scan_vma (optarg, &end, 0);
if (*end != '\0')
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);
- if (*end != '\0'
- || (val & (val - 1)) != 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);
else
file_align = val;
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 = strtoul (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:
break;
+ case OPTION_INITFINI:
+ {
+ /*
+ * The aix linker init fini has the format :
+ *
+ * -binitfini:[ Initial][:Termination][:Priority]
+ *
+ * it allows the Termination and Priority to be optional.
+ *
+ * Since we support only one init/fini pair, we ignore the Priority.
+ *
+ * Define the special symbol __rtinit.
+ *
+ * strtok does not correctly handle the case of -binitfini::fini: so
+ * do it by hand
+ */
+ char *t, *i, *f;
+
+ i = t = optarg;
+ while (*t && ':' != *t)
+ t++;
+ if (*t)
+ *t++ = 0;
+
+ if (0 != strlen (i))
+ link_info.init_function = i;
+
+ f = t;
+ while (*t && ':' != *t)
+ t++;
+ *t = 0;
+
+ if (0 != strlen (f))
+ 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 = strtoul (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 = strtoul (optarg, &end, 0);
+ val = bfd_scan_vma (optarg, &end, 0);
if (*end != '\0')
einfo ("%P: warning: ignoring invalid -bmaxstack number %s\n",
optarg);
case OPTION_MODTYPE:
if (*optarg == 'S')
{
- link_info.shared = true;
+ link_info.type = type_dll;
+ link_info.pic = TRUE;
++optarg;
}
if (*optarg == '\0' || optarg[1] == '\0')
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 = strtoul (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);
else
exp_intop (0xfff)));
t = exp_binop ('&',
exp_binop ('+', t, exp_intop (31)),
- exp_intop (~ (bfd_vma) 31));
- lang_section_start (".data", t);
+ exp_intop (~(bfd_vma) 31));
+ 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 = strtoul (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);
else
exp_nameop (SIZEOF_HEADERS, NULL));
t = exp_binop ('&',
exp_binop ('+', t, exp_intop (31)),
- exp_intop (~ (bfd_vma) 31));
- lang_section_start (".text", t);
+ exp_intop (~(bfd_vma) 31));
+ 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:
+ is_64bit = 0;
+ syscall_mask = 0x77;
+ symbol_mode_mask = 0x0d;
+ break;
+
+ case OPTION_64:
+ is_64bit = 1;
+ syscall_mask = 0xcc;
+ symbol_mode_mask = 0x0e;
+ break;
+
+ case OPTION_LIBPATH:
+ command_line_blibpath = optarg;
+ break;
+
+ case OPTION_NOLIBPATH:
+ command_line_blibpath = NULL;
break;
+
}
- 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${EMULATION_NAME}_after_open (void)
{
- boolean r;
+ enum output_type t;
struct set_info *p;
+ after_open_default ();
+
/* Call ldctor_build_sets, after pretending that this is a
- relocateable link. We do this because AIX requires relocation
+ relocatable link. We do this because AIX requires relocation
entries for all references to symbols, even in a final
executable. Of course, we only want to do this if we are
producing an XCOFF output file. */
- r = link_info.relocateable;
- if (strstr (bfd_get_target (output_bfd), "xcoff") != NULL)
- link_info.relocateable = true;
+ t = link_info.type;
+ if (strstr (bfd_get_target (link_info.output_bfd), "xcoff") != NULL)
+ link_info.type = type_relocatable;
ldctor_build_sets ();
- link_info.relocateable = r;
+ link_info.type = t;
/* For each set, record the size, so that the XCOFF backend can
output the correct csect length. */
}
size = (p->count + 2) * 4;
- if (! bfd_xcoff_link_record_set (output_bfd, &link_info, p->h, size))
+ if (!bfd_xcoff_link_record_set (link_info.output_bfd, &link_info,
+ p->h, size))
einfo ("%F%P: bfd_xcoff_link_record_set failed: %E\n");
}
}
sections, but before any sizes or addresses have been set. */
static void
-gld${EMULATION_NAME}_before_allocation ()
+gld${EMULATION_NAME}_before_allocation (void)
{
struct filelist *fl;
struct export_symbol_list *el;
char *libpath;
- asection *special_sections[6];
- int i;
+ asection *special_sections[XCOFF_NUMBER_OF_SPECIAL_SECTIONS];
+ static const char *const must_keep_sections[] = {
+ ".text",
+ ".data",
+ ".bss"
+ };
+ unsigned int i, flags;
/* Handle the import and export files, if any. */
for (fl = import_files; fl != NULL; fl = fl->next)
- gld${EMULATION_NAME}_read_file (fl->name, true);
+ gld${EMULATION_NAME}_read_file (fl->name, TRUE);
for (el = export_symbols; el != NULL; el = el->next)
{
struct bfd_link_hash_entry *h;
- h = bfd_link_hash_lookup (link_info.hash, el->name, false, false, false);
+ h = bfd_link_hash_lookup (link_info.hash, el->name, FALSE, FALSE, FALSE);
if (h == NULL)
einfo ("%P%F: bfd_link_hash_lookup of export symbol failed: %E\n");
- if (! bfd_xcoff_export_symbol (output_bfd, &link_info, h, el->syscall))
+ if (!bfd_xcoff_export_symbol (link_info.output_bfd, &link_info, h))
einfo ("%P%F: bfd_xcoff_export_symbol failed: %E\n");
}
.loader relocs for them. */
lang_for_each_statement (gld${EMULATION_NAME}_find_relocs);
- /* We need to build LIBPATH from the -L arguments. If any -rpath
- arguments were used, though, we use -rpath instead, as a GNU
- extension. */
- if (command_line.rpath != NULL)
+ /* Precedence of LIBPATH
+ -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)
libpath = command_line.rpath;
else if (search_head == NULL)
libpath = (char *) "";
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;
- nlen = strlen (search->name);
- libpath = xrealloc (libpath, len + nlen + 2);
- libpath[len] = ':';
- strcpy (libpath + len + 1, search->name);
- len += nlen + 1;
+ 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;
+ }
}
}
+ /* 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))
+ 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 ("%P%F: 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. */
- for (i = 0; i < 6; i++)
+ for (i = 0; i < XCOFF_NUMBER_OF_SPECIAL_SECTIONS; i++)
{
asection *sec;
lang_output_section_statement_type *os;
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);
+ os = lang_output_section_get (sec->output_section);
if (os == NULL)
einfo ("%P%F: can't find output section %s\n",
sec->output_section->name);
- for (pls = &os->children.head; *pls != NULL; pls = &(*pls)->next)
+
+ for (pls = &os->children.head; *pls != NULL; pls = &(*pls)->header.next)
{
if ((*pls)->header.type == lang_input_section_enum
&& (*pls)->input_section.section == sec)
{
- is = (lang_input_section_type *) *pls;
- *pls = (*pls)->next;
+ is = (lang_input_section_type *) * pls;
+ *pls = (*pls)->header.next;
break;
}
+
if ((*pls)->header.type == lang_wild_statement_enum)
{
lang_statement_union_type **pwls;
for (pwls = &(*pls)->wild_statement.children.head;
- *pwls != NULL;
- pwls = &(*pwls)->next)
+ *pwls != NULL; pwls = &(*pwls)->header.next)
{
+
if ((*pwls)->header.type == lang_input_section_enum
&& (*pwls)->input_section.section == sec)
{
- is = (lang_input_section_type *) *pwls;
- *pwls = (*pwls)->next;
+ is = (lang_input_section_type *) * pwls;
+ *pwls = (*pwls)->header.next;
break;
}
}
+
if (is != NULL)
break;
}
- }
+ }
if (is == NULL)
- einfo ("%P%F: can't find %s in output section\n",
- bfd_get_section_name (sec->owner, sec));
+ {
+ einfo ("%P%F: can't find %s in output section\n",
+ bfd_get_section_name (sec->owner, sec));
+ }
/* Now figure out where the section should go. */
switch (i)
{
- default: /* to avoid warnings */
- case 0:
+
+ default: /* to avoid warnings */
+ case XCOFF_SPECIAL_SECTION_TEXT:
/* _text */
oname = ".text";
- start = true;
+ start = TRUE;
break;
- case 1:
+
+ case XCOFF_SPECIAL_SECTION_ETEXT:
/* _etext */
oname = ".text";
- start = false;
+ start = FALSE;
break;
- case 2:
+
+ case XCOFF_SPECIAL_SECTION_DATA:
/* _data */
oname = ".data";
- start = true;
+ start = TRUE;
break;
- case 3:
+
+ case XCOFF_SPECIAL_SECTION_EDATA:
/* _edata */
oname = ".data";
- start = false;
+ start = FALSE;
break;
- case 4:
- case 5:
+
+ case XCOFF_SPECIAL_SECTION_END:
+ case XCOFF_SPECIAL_SECTION_END2:
/* _end and end */
oname = ".bss";
- start = false;
+ start = FALSE;
break;
}
&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${EMULATION_NAME}_choose_target (int argc, char **argv)
+{
+ int i, j, jmax;
+ static char *from_outside;
+ static char *from_inside;
+ static char *argv_to_target[][2] = {
+ {NULL, "${OUTPUT_FORMAT}"},
+ {"-b32", "${OUTPUT_FORMAT_32BIT}"},
+ {"-b64", "${OUTPUT_FORMAT_64BIT}"},
+ };
+
+ jmax = 3;
+
+ from_outside = getenv (TARGET_ENVIRON);
+ if (from_outside != (char *) NULL)
+ return from_outside;
+
+ /* Set to default. */
+ from_inside = argv_to_target[0][1];
+ for (i = 1; i < argc; i++)
+ {
+ 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
+ 1 : state changed
+ 0 : no change */
+static int
+change_symbol_mode (char *input)
+{
+ char *symbol_mode_string[] = {
+ "# 32", /* 0x01 */
+ "# 64", /* 0x02 */
+ "# no32", /* 0x04 */
+ "# no64", /* 0x08 */
+ NULL,
+ };
+
+ unsigned int bit;
+ char *string;
+
+ for (bit = 0;; bit++)
+ {
+ string = symbol_mode_string[bit];
+ if (string == NULL)
+ return 0;
+
+ if (0 == strcmp (input, string))
+ {
+ symbol_mode = (1 << bit);
+ return 1;
+ }
+ }
+ /* should not be here */
+ return 0;
+}
+
+/* Returns
+ 1 : yes
+ 0 : ignore
+ -1 : error, try something else */
+static int
+is_syscall (char *input, unsigned int *flag)
+{
+ unsigned int bit;
+ char *string;
+
+ struct sc {
+ char *syscall_string;
+ unsigned int flag;
+ } s [] = {
+ { "svc" /* 0x01 */, XCOFF_SYSCALL32 },
+ { "svc32" /* 0x02 */, XCOFF_SYSCALL32 },
+ { "svc3264" /* 0x04 */, XCOFF_SYSCALL32 | XCOFF_SYSCALL64 },
+ { "svc64" /* 0x08 */, XCOFF_SYSCALL64 },
+ { "syscall" /* 0x10 */, XCOFF_SYSCALL32 },
+ { "syscall32" /* 0x20 */, XCOFF_SYSCALL32 },
+ { "syscall3264" /* 0x40 */, XCOFF_SYSCALL32 | XCOFF_SYSCALL64 },
+ { "syscall64" /* 0x80 */, XCOFF_SYSCALL64 },
+ { NULL, 0 },
+ };
+
+ *flag = 0;
+
+ for (bit = 0;; bit++)
+ {
+ string = s[bit].syscall_string;
+ if (string == NULL)
+ return -1;
+
+ if (0 == strcmp (input, string))
+ {
+ if (1 << bit & syscall_mask)
+ {
+ *flag = s[bit].flag;
+ return 1;
+ }
+ else
+ {
+ return 0;
+ }
+ }
+ }
+ /* should not be here */
+ return -1;
}
/* 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;
{
bfd_set_error (bfd_error_system_call);
einfo ("%F%s: %E\n", filename);
+ return;
}
- keep = false;
+ keep = FALSE;
imppath = NULL;
impfile = NULL;
impmember = NULL;
lineno = 0;
+
+ /* Default to 32 and 64 bit mode
+ symbols at top of /lib/syscalls.exp do not have a mode modifier and they
+ are not repeated, assume 64 bit routines also want to use them.
+ See the routine change_symbol_mode for more information. */
+
+ symbol_mode = 0x04;
+
while ((c = getc (f)) != EOF)
{
char *s;
char *symname;
- boolean syscall;
+ unsigned int syscall_flag = 0;
bfd_vma address;
struct bfd_link_hash_entry *h;
++lineno;
s = (char *) obstack_base (o);
- while (isspace ((unsigned char) *s))
+ while (ISSPACE (*s))
++s;
if (*s == '\0'
|| *s == '*'
+ || change_symbol_mode (s)
|| (*s == '#' && s[1] == ' ')
- || (! import && *s == '#' && s[1] == '!'))
+ || (!import && *s == '#' && s[1] == '!'))
{
obstack_free (o, obstack_base (o));
continue;
if (*s == '#' && s[1] == '!')
{
s += 2;
- while (isspace ((unsigned char) *s))
+ while (ISSPACE (*s))
++s;
if (*s == '\0')
{
else
{
char cs;
- char *file;
+ char *start;
(void) obstack_finish (o);
- keep = true;
- imppath = s;
- file = NULL;
- while (! isspace ((unsigned char) *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 = "";
- }
+ keep = TRUE;
+ start = s;
+ while (!ISSPACE (*s) && *s != '(' && *s != '\0')
+ ++s;
cs = *s;
*s = '\0';
- while (isspace ((unsigned char) cs))
+ 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;
cs = *s;
continue;
}
- /* This is a symbol to be imported or exported. */
- symname = s;
- syscall = false;
- address = (bfd_vma) -1;
-
- while (! isspace ((unsigned char) *s) && *s != '\0')
- ++s;
- if (*s != '\0')
+ if (symbol_mode & symbol_mode_mask)
{
- char *se;
-
- *s++ = '\0';
+ /* This is a symbol to be imported or exported. */
+ symname = s;
+ syscall_flag = 0;
+ address = (bfd_vma) -1;
- while (isspace ((unsigned char) *s))
+ while (!ISSPACE (*s) && *s != '\0')
++s;
-
- se = s;
- while (! isspace ((unsigned char) *se) && *se != '\0')
- ++se;
- if (*se != '\0')
+ if (*s != '\0')
{
- *se++ = '\0';
- while (isspace ((unsigned char) *se))
+ char *se;
+
+ *s++ = '\0';
+
+ while (ISSPACE (*s))
+ ++s;
+
+ se = s;
+ while (!ISSPACE (*se) && *se != '\0')
++se;
if (*se != '\0')
- einfo ("%s%d: warning: syntax error in import/export file\n",
- filename, lineno);
- }
+ {
+ *se++ = '\0';
+ while (ISSPACE (*se))
+ ++se;
+ if (*se != '\0')
+ einfo ("%s%d: warning: syntax error in import/export file\n",
+ filename, lineno);
+ }
- if (s == se)
- {
- /* There was no address after all. */
- }
- else if (strcasecmp (s, "svc") == 0
- || strcasecmp (s, "syscall") == 0)
- syscall = true;
- else
- {
- char *end;
+ if (s != se)
+ {
+ int status;
+ const char *end;
+
+ status = is_syscall (s, &syscall_flag);
- address = strtoul (s, &end, 0);
- if (*end != '\0')
- einfo ("%s:%d: warning: syntax error in import/export file\n",
- filename, lineno);
+ if (0 > status)
+ {
+ /* not a system call, check for address */
+ address = bfd_scan_vma (s, &end, 0);
+ if (*end != '\0')
+ {
+ einfo ("%s:%d: warning: syntax error in import/export file\n",
+ filename, lineno);
+
+ }
+ }
+ }
}
- }
- if (! import)
- {
- struct export_symbol_list *n;
-
- ldlang_add_undef (symname);
- n = ((struct export_symbol_list *)
- xmalloc (sizeof (struct export_symbol_list)));
- n->next = export_symbols;
- n->name = buystring (symname);
- n->syscall = syscall;
- export_symbols = n;
- }
- else
- {
- h = bfd_link_hash_lookup (link_info.hash, symname, false, false,
- true);
- if (h == NULL || h->type == bfd_link_hash_new)
+ if (!import)
{
- /* We can just ignore attempts to import an unreferenced
- symbol. */
+ struct export_symbol_list *n;
+
+ ldlang_add_undef (symname, TRUE);
+ n = ((struct export_symbol_list *)
+ xmalloc (sizeof (struct export_symbol_list)));
+ n->next = export_symbols;
+ n->name = xstrdup (symname);
+ export_symbols = n;
}
else
{
- if (! bfd_xcoff_import_symbol (output_bfd, &link_info, h,
- address, imppath, impfile,
- impmember))
- einfo ("%X%s:%d: failed to import symbol %s: %E\n",
- filename, lineno, symname);
+ 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
+ symbol. */
+ }
+ else
+ {
+ 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",
+ filename, lineno, symname);
+ }
}
}
-
obstack_free (o, obstack_base (o));
}
obstack_free (o, obstack_base (o));
}
- if (! keep)
+ if (!keep)
{
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))
+ 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");
}
/* 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,
- exp->assign.dst))
+ 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",
exp->assign.dst);
}
}
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 stringify.sed"
+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${EMULATION_NAME}.c <<EOF
+fragment <<EOF
-struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
+static void
+gld${EMULATION_NAME}_create_output_section_statements (void)
{
+ /* __rtinit */
+ if ((bfd_get_flavour (link_info.output_bfd) == bfd_target_xcoff_flavour)
+ && (link_info.init_function != NULL
+ || link_info.fini_function != NULL
+ || rtld))
+ {
+ initfini_file = lang_add_input_file ("initfini",
+ lang_input_file_is_file_enum,
+ NULL);
+
+ initfini_file->the_bfd = bfd_create ("initfini", link_info.output_bfd);
+ if (initfini_file->the_bfd == NULL
+ || ! bfd_set_arch_mach (initfini_file->the_bfd,
+ bfd_get_arch (link_info.output_bfd),
+ bfd_get_mach (link_info.output_bfd)))
+ {
+ einfo ("%X%P: can not create BFD %E\n");
+ return;
+ }
+
+ /* Call backend to fill in the rest */
+ if (! bfd_xcoff_link_generate_rtinit (initfini_file->the_bfd,
+ link_info.init_function,
+ link_info.fini_function,
+ rtld))
+ {
+ einfo ("%X%P: can not create BFD %E\n");
+ return;
+ }
+
+ /* __rtld defined in /lib/librtl.a */
+ if (rtld)
+ lang_add_input_file ("rtl", lang_input_file_is_l_enum, NULL);
+ }
+}
+
+static void
+gld${EMULATION_NAME}_set_output_arch (void)
+{
+ 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 (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 = {
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${EMULATION_NAME}_set_output_arch,
+ gld${EMULATION_NAME}_choose_target,
gld${EMULATION_NAME}_before_allocation,
gld${EMULATION_NAME}_get_script,
"${EMULATION_NAME}",
"${OUTPUT_FORMAT}",
- 0, /* finish */
- 0, /* create_output_section_statements */
- 0, /* open_dynamic_archive */
- 0, /* place_orphan */
- 0, /* set_symbols */
+ finish_default,
+ gld${EMULATION_NAME}_create_output_section_statements,
+ gld${EMULATION_NAME}_open_dynamic_archive,
+ 0, /* place_orphan */
+ 0, /* set_symbols */
gld${EMULATION_NAME}_parse_args,
- gld${EMULATION_NAME}_unrecognized_file
+ 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 /* extra_map_file_text */
};
EOF
projects / thirdparty / binutils-gdb.git / blobdiff