1999-05-03 15:29:11 +08:00
|
|
|
# This shell script emits a C file. -*- C -*-
|
|
|
|
# It does some substitutions.
|
2007-07-20 03:56:10 +08:00
|
|
|
fragment <<EOF
|
1999-05-03 15:29:11 +08:00
|
|
|
/* intel coff loader emulation specific stuff
|
2007-04-26 22:47:00 +08:00
|
|
|
Copyright 1991, 1992, 1994, 1995, 1996, 1999, 2000, 2001, 2002, 2003,
|
2008-02-07 16:41:10 +08:00
|
|
|
2005, 2007, 2008 Free Software Foundation, Inc.
|
1999-05-03 15:29:11 +08:00
|
|
|
Written by Steve Chamberlain steve@cygnus.com
|
|
|
|
|
2007-07-06 22:09:45 +08:00
|
|
|
This file is part of the GNU Binutils.
|
1999-05-03 15:29:11 +08:00
|
|
|
|
2007-07-06 22:09:45 +08:00
|
|
|
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.
|
1999-05-03 15:29:11 +08:00
|
|
|
|
2007-07-06 22:09:45 +08:00
|
|
|
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.
|
1999-05-03 15:29:11 +08:00
|
|
|
|
2007-07-06 22:09:45 +08:00
|
|
|
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. */
|
1999-05-03 15:29:11 +08:00
|
|
|
|
2007-04-26 22:47:00 +08:00
|
|
|
#include "sysdep.h"
|
1999-05-03 15:29:11 +08:00
|
|
|
#include "libiberty.h"
|
|
|
|
#include "bfd.h"
|
|
|
|
#include "bfdlink.h"
|
|
|
|
|
|
|
|
/*#include "archures.h"*/
|
|
|
|
#include "ld.h"
|
2000-07-11 11:42:41 +08:00
|
|
|
#include "ldmain.h"
|
1999-05-03 15:29:11 +08:00
|
|
|
#include "ldmisc.h"
|
|
|
|
#include "ldexp.h"
|
|
|
|
#include "ldlang.h"
|
|
|
|
#include "ldfile.h"
|
2000-07-11 11:42:41 +08:00
|
|
|
#include "ldemul.h"
|
1999-05-03 15:29:11 +08:00
|
|
|
|
|
|
|
typedef struct lib_list {
|
|
|
|
char *name;
|
|
|
|
struct lib_list *next;
|
|
|
|
} lib_list_type;
|
|
|
|
|
|
|
|
static lib_list_type *hll_list;
|
|
|
|
static lib_list_type **hll_list_tail = &hll_list;
|
|
|
|
|
|
|
|
static lib_list_type *syslib_list;
|
|
|
|
static lib_list_type **syslib_list_tail = &syslib_list;
|
|
|
|
|
|
|
|
|
|
|
|
static void
|
2003-06-27 08:38:25 +08:00
|
|
|
append (lib_list_type ***list, char *name)
|
1999-05-03 15:29:11 +08:00
|
|
|
{
|
2002-11-30 16:39:46 +08:00
|
|
|
lib_list_type *element = (lib_list_type *) xmalloc (sizeof (lib_list_type));
|
1999-05-03 15:29:11 +08:00
|
|
|
|
|
|
|
element->name = name;
|
2002-11-30 16:39:46 +08:00
|
|
|
element->next = (lib_list_type *) NULL;
|
1999-05-03 15:29:11 +08:00
|
|
|
**list = element;
|
|
|
|
*list = &element->next;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
static bfd_boolean had_hll = FALSE;
|
|
|
|
static bfd_boolean had_hll_name = FALSE;
|
1999-05-03 15:29:11 +08:00
|
|
|
|
|
|
|
static void
|
2003-06-27 08:38:25 +08:00
|
|
|
lnk960_hll (char *name)
|
1999-05-03 15:29:11 +08:00
|
|
|
{
|
2002-11-30 16:39:46 +08:00
|
|
|
had_hll = TRUE;
|
|
|
|
if (name != (char *) NULL)
|
|
|
|
{
|
|
|
|
had_hll_name = TRUE;
|
|
|
|
append (&hll_list_tail, name);
|
|
|
|
}
|
1999-05-03 15:29:11 +08:00
|
|
|
}
|
|
|
|
|
2003-06-27 08:38:25 +08:00
|
|
|
static void
|
|
|
|
lnk960_syslib (char *name)
|
1999-05-03 15:29:11 +08:00
|
|
|
{
|
2002-11-30 16:39:46 +08:00
|
|
|
append (&syslib_list_tail, name);
|
1999-05-03 15:29:11 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
|
2003-06-27 08:38:25 +08:00
|
|
|
static void
|
|
|
|
lnk960_before_parse (void)
|
1999-05-03 15:29:11 +08:00
|
|
|
{
|
2002-11-30 16:39:46 +08:00
|
|
|
char *name = getenv ("I960BASE");
|
1999-05-03 15:29:11 +08:00
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
if (name == (char *) NULL)
|
|
|
|
{
|
|
|
|
name = getenv("G960BASE");
|
|
|
|
if (name == (char *) NULL)
|
|
|
|
einfo ("%P%F I960BASE and G960BASE not set\n");
|
1999-05-03 15:29:11 +08:00
|
|
|
}
|
|
|
|
|
2008-02-07 16:41:10 +08:00
|
|
|
ldfile_add_library_path (concat (name, "/lib", (const char *) NULL), FALSE);
|
1999-05-03 15:29:11 +08:00
|
|
|
ldfile_output_architecture = bfd_arch_i960;
|
|
|
|
ldfile_output_machine = bfd_mach_i960_core;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
2003-06-27 08:38:25 +08:00
|
|
|
add_on (lib_list_type *list, lang_input_file_enum_type search)
|
1999-05-03 15:29:11 +08:00
|
|
|
{
|
2002-11-30 16:39:46 +08:00
|
|
|
while (list)
|
|
|
|
{
|
|
|
|
lang_add_input_file (list->name, search, (char *) NULL);
|
|
|
|
list = list->next;
|
|
|
|
}
|
1999-05-03 15:29:11 +08:00
|
|
|
}
|
2003-06-27 08:38:25 +08:00
|
|
|
|
1999-05-03 15:29:11 +08:00
|
|
|
static void
|
2003-06-27 08:38:25 +08:00
|
|
|
lnk960_after_parse (void)
|
1999-05-03 15:29:11 +08:00
|
|
|
{
|
|
|
|
/* If there has been no arch, default to -KB */
|
2002-11-30 16:39:46 +08:00
|
|
|
if (ldfile_output_machine_name[0] == 0)
|
|
|
|
ldfile_add_arch ("KB");
|
1999-05-03 15:29:11 +08:00
|
|
|
|
|
|
|
/* if there has been no hll list then add our own */
|
2003-06-27 08:38:25 +08:00
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
if (had_hll && !had_hll_name)
|
|
|
|
{
|
|
|
|
append (&hll_list_tail, "cg");
|
|
|
|
if (ldfile_output_machine == bfd_mach_i960_ka_sa
|
|
|
|
|| ldfile_output_machine == bfd_mach_i960_ca)
|
|
|
|
append (&hll_list_tail, "fpg");
|
1999-05-03 15:29:11 +08:00
|
|
|
}
|
2003-06-27 08:38:25 +08:00
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
add_on (hll_list, lang_input_file_is_l_enum);
|
|
|
|
add_on (syslib_list, lang_input_file_is_search_file_enum);
|
1999-05-03 15:29:11 +08:00
|
|
|
}
|
|
|
|
|
2012-06-15 23:13:41 +08:00
|
|
|
/* Create a symbol with the given name with the value of the
|
|
|
|
address of first byte of the section named.
|
|
|
|
|
|
|
|
If the symbol already exists, then do nothing. */
|
|
|
|
|
|
|
|
static void
|
|
|
|
symbol_at_beginning_of (const char *secname, const char *name)
|
|
|
|
{
|
|
|
|
struct bfd_link_hash_entry *h;
|
|
|
|
|
|
|
|
h = bfd_link_hash_lookup (link_info.hash, name, TRUE, TRUE, TRUE);
|
|
|
|
if (h == NULL)
|
|
|
|
einfo (_("%P%F: bfd_link_hash_lookup failed: %E\n"));
|
|
|
|
|
|
|
|
if (h->type == bfd_link_hash_new
|
|
|
|
|| h->type == bfd_link_hash_undefined)
|
|
|
|
{
|
|
|
|
asection *sec;
|
|
|
|
|
|
|
|
h->type = bfd_link_hash_defined;
|
|
|
|
|
|
|
|
sec = bfd_get_section_by_name (link_info.output_bfd, secname);
|
|
|
|
if (sec == NULL)
|
|
|
|
sec = bfd_abs_section_ptr;
|
|
|
|
h->u.def.value = 0;
|
|
|
|
h->u.def.section = sec;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Create a symbol with the given name with the value of the
|
|
|
|
address of the first byte after the end of the section named.
|
|
|
|
|
|
|
|
If the symbol already exists, then do nothing. */
|
|
|
|
|
|
|
|
static void
|
|
|
|
symbol_at_end_of (const char *secname, const char *name)
|
|
|
|
{
|
|
|
|
struct bfd_link_hash_entry *h;
|
|
|
|
|
|
|
|
h = bfd_link_hash_lookup (link_info.hash, name, TRUE, TRUE, TRUE);
|
|
|
|
if (h == NULL)
|
|
|
|
einfo (_("%P%F: bfd_link_hash_lookup failed: %E\n"));
|
|
|
|
|
|
|
|
if (h->type == bfd_link_hash_new
|
|
|
|
|| h->type == bfd_link_hash_undefined)
|
|
|
|
{
|
|
|
|
asection *sec;
|
|
|
|
|
|
|
|
h->type = bfd_link_hash_defined;
|
|
|
|
|
|
|
|
sec = bfd_get_section_by_name (link_info.output_bfd, secname);
|
|
|
|
if (sec == NULL)
|
|
|
|
sec = bfd_abs_section_ptr;
|
|
|
|
h->u.def.value = sec->size;
|
|
|
|
h->u.def.section = sec;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
1999-05-03 15:29:11 +08:00
|
|
|
static void
|
2003-06-27 08:38:25 +08:00
|
|
|
lnk960_after_allocation (void)
|
1999-05-03 15:29:11 +08:00
|
|
|
{
|
2003-06-25 14:40:27 +08:00
|
|
|
if (!link_info.relocatable)
|
2002-11-30 16:39:46 +08:00
|
|
|
{
|
2012-06-15 23:13:41 +08:00
|
|
|
symbol_at_end_of (".text", "_etext");
|
|
|
|
symbol_at_end_of (".data", "_edata");
|
|
|
|
symbol_at_beginning_of (".bss", "_bss_start");
|
|
|
|
symbol_at_end_of (".bss", "_end");
|
2002-11-30 16:39:46 +08:00
|
|
|
}
|
1999-05-03 15:29:11 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static struct
|
|
|
|
{
|
|
|
|
unsigned long number;
|
2003-06-27 08:38:25 +08:00
|
|
|
char *name;
|
1999-05-03 15:29:11 +08:00
|
|
|
}
|
|
|
|
machine_table[] =
|
|
|
|
{
|
|
|
|
{ bfd_mach_i960_core ,"CORE" },
|
|
|
|
{ bfd_mach_i960_kb_sb ,"KB" },
|
|
|
|
{ bfd_mach_i960_kb_sb ,"SB" },
|
|
|
|
{ bfd_mach_i960_mc ,"MC" },
|
|
|
|
{ bfd_mach_i960_xa ,"XA" },
|
|
|
|
{ bfd_mach_i960_ca ,"CA" },
|
|
|
|
{ bfd_mach_i960_ka_sa ,"KA" },
|
|
|
|
{ bfd_mach_i960_ka_sa ,"SA" },
|
|
|
|
{ bfd_mach_i960_jx ,"JX" },
|
|
|
|
{ bfd_mach_i960_hx ,"HX" },
|
|
|
|
|
|
|
|
{ bfd_mach_i960_core ,"core" },
|
|
|
|
{ bfd_mach_i960_kb_sb ,"kb" },
|
|
|
|
{ bfd_mach_i960_kb_sb ,"sb" },
|
|
|
|
{ bfd_mach_i960_mc ,"mc" },
|
|
|
|
{ bfd_mach_i960_xa ,"xa" },
|
|
|
|
{ bfd_mach_i960_ca ,"ca" },
|
|
|
|
{ bfd_mach_i960_ka_sa ,"ka" },
|
|
|
|
{ bfd_mach_i960_ka_sa ,"sa" },
|
|
|
|
{ bfd_mach_i960_jx ,"jx" },
|
|
|
|
{ bfd_mach_i960_hx ,"hx" },
|
|
|
|
|
|
|
|
{ 0, (char *) NULL }
|
|
|
|
};
|
|
|
|
|
|
|
|
static void
|
2003-06-27 08:38:25 +08:00
|
|
|
lnk960_set_output_arch (void)
|
1999-05-03 15:29:11 +08:00
|
|
|
{
|
|
|
|
/* Set the output architecture and machine if possible */
|
|
|
|
unsigned int i;
|
|
|
|
ldfile_output_machine = bfd_mach_i960_core;
|
2002-11-30 16:39:46 +08:00
|
|
|
for (i= 0; machine_table[i].name != (char*) NULL; i++)
|
|
|
|
{
|
|
|
|
if (strcmp (ldfile_output_machine_name, machine_table[i].name) == 0)
|
|
|
|
{
|
|
|
|
ldfile_output_machine = machine_table[i].number;
|
|
|
|
break;
|
|
|
|
}
|
1999-05-03 15:29:11 +08:00
|
|
|
}
|
2008-02-15 11:35:53 +08:00
|
|
|
bfd_set_arch_mach (link_info.output_bfd, ldfile_output_architecture,
|
2002-11-30 16:39:46 +08:00
|
|
|
ldfile_output_machine);
|
1999-05-03 15:29:11 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
static char *
|
2003-06-27 08:38:25 +08:00
|
|
|
lnk960_choose_target (int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED)
|
1999-05-03 15:29:11 +08:00
|
|
|
{
|
2002-11-30 16:39:46 +08:00
|
|
|
char *from_outside = getenv (TARGET_ENVIRON);
|
|
|
|
if (from_outside != (char *) NULL)
|
1999-05-03 15:29:11 +08:00
|
|
|
return from_outside;
|
|
|
|
#ifdef LNK960_LITTLE
|
|
|
|
return "coff-Intel-little";
|
|
|
|
#else
|
|
|
|
return "coff-Intel-big";
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
static char *
|
2003-06-27 08:38:25 +08:00
|
|
|
lnk960_get_script (int *isfile)
|
1999-05-03 15:29:11 +08:00
|
|
|
EOF
|
|
|
|
|
|
|
|
if test -n "$COMPILE_IN"
|
|
|
|
then
|
|
|
|
# Scripts compiled in.
|
|
|
|
|
|
|
|
# sed commands to quote an ld script as a C string.
|
1999-08-07 06:46:03 +08:00
|
|
|
sc="-f stringify.sed"
|
1999-05-03 15:29:11 +08:00
|
|
|
|
2007-07-20 03:56:10 +08:00
|
|
|
fragment <<EOF
|
2003-06-27 08:38:25 +08:00
|
|
|
{
|
1999-05-03 15:29:11 +08:00
|
|
|
*isfile = 0;
|
|
|
|
|
2003-06-25 14:40:27 +08:00
|
|
|
if (link_info.relocatable && config.build_constructors)
|
1999-08-07 06:46:03 +08:00
|
|
|
return
|
1999-05-03 15:29:11 +08:00
|
|
|
EOF
|
2002-11-30 16:39:46 +08:00
|
|
|
sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c
|
2003-06-25 14:40:27 +08:00
|
|
|
echo ' ; else if (link_info.relocatable) return' >> e${EMULATION_NAME}.c
|
2002-11-30 16:39:46 +08:00
|
|
|
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
|
1999-05-03 15:29:11 +08:00
|
|
|
|
|
|
|
else
|
|
|
|
# Scripts read from the filesystem.
|
|
|
|
|
2007-07-20 03:56:10 +08:00
|
|
|
fragment <<EOF
|
2003-06-27 08:38:25 +08:00
|
|
|
{
|
1999-05-03 15:29:11 +08:00
|
|
|
*isfile = 1;
|
|
|
|
|
2003-06-25 14:40:27 +08:00
|
|
|
if (link_info.relocatable && config.build_constructors)
|
1999-05-03 15:29:11 +08:00
|
|
|
return "ldscripts/${EMULATION_NAME}.xu";
|
2003-06-25 14:40:27 +08:00
|
|
|
else if (link_info.relocatable)
|
1999-05-03 15:29:11 +08:00
|
|
|
return "ldscripts/${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
|
|
|
|
|
2007-07-20 03:56:10 +08:00
|
|
|
fragment <<EOF
|
1999-05-03 15:29:11 +08:00
|
|
|
|
2003-06-27 08:38:25 +08:00
|
|
|
struct ld_emulation_xfer_struct ld_lnk960_emulation =
|
1999-05-03 15:29:11 +08:00
|
|
|
{
|
|
|
|
lnk960_before_parse,
|
|
|
|
lnk960_syslib,
|
|
|
|
lnk960_hll,
|
|
|
|
lnk960_after_parse,
|
* ld.texinfo (Expression Section): Describe treatment of numbers
and absolute symbols.
* ldemul.c (after_open_default): Look up __ld_compatibility.
* ldexp.c (fold_name): Convert absolute symbols to numbers when
inside output section definitions, or when __ld_compatibility >= 221.
(exp_fold_tree_1): Convert numbers to absolute when not in output
section definition and __ld_compatibility < 221. Don't always
convert values outside an output section definition to absolute.
* ldexp.h (uses_defined): Comment.
* ldlang.c (ld_compatibility): New variable.
* ldlang.h (ld_compatibility): Declare.
* emultempl/aix.em, * emultempl/armcoff.em, * emultempl/beos.em,
* emultempl/elf32.em, * emultempl/genelf.em, * emultempl/lnk960.em,
* emultempl/m68kcoff.em, * emultempl/mmo.em, * emultempl/pe.em,
* emultempl/pep.em, * emultempl/sunos.em, * emultempl/z80.em: Call
after_open_default from after_open function.
2010-12-20 21:00:14 +08:00
|
|
|
after_open_default,
|
1999-05-03 15:29:11 +08:00
|
|
|
lnk960_after_allocation,
|
|
|
|
lnk960_set_output_arch,
|
|
|
|
lnk960_choose_target,
|
2005-05-04 19:00:28 +08:00
|
|
|
before_allocation_default,
|
1999-05-03 15:29:11 +08:00
|
|
|
lnk960_get_script,
|
|
|
|
"lnk960",
|
2000-01-23 07:22:18 +08:00
|
|
|
"",
|
2005-08-04 09:19:10 +08:00
|
|
|
finish_default,
|
2000-01-23 07:22:18 +08:00
|
|
|
NULL, /* create output section statements */
|
|
|
|
NULL, /* open dynamic archive */
|
|
|
|
NULL, /* place orphan */
|
|
|
|
NULL, /* set symbols */
|
|
|
|
NULL, /* parse args */
|
2003-02-28 09:32:31 +08:00
|
|
|
NULL, /* add_options */
|
|
|
|
NULL, /* handle_option */
|
2000-01-23 07:22:18 +08:00
|
|
|
NULL, /* unrecognized file */
|
|
|
|
NULL, /* list options */
|
2000-02-29 13:53:53 +08:00
|
|
|
NULL, /* recognized file */
|
2002-05-22 17:04:48 +08:00
|
|
|
NULL, /* find_potential_libraries */
|
|
|
|
NULL /* new_vers_pattern */
|
1999-05-03 15:29:11 +08:00
|
|
|
};
|
|
|
|
EOF
|