176 lines
5.3 KiB
Plaintext
176 lines
5.3 KiB
Plaintext
# This shell script emits a C file. -*- C -*-
|
|
# It does some substitutions.
|
|
cat >e${EMULATION_NAME}.c <<EOF
|
|
/* This file is is generated by a shell script. DO NOT EDIT! */
|
|
|
|
/* emulate the original gld for the given ${EMULATION_NAME}
|
|
Copyright (C) 1991, 93, 96, 97, 98, 1999 Free Software Foundation, Inc.
|
|
Written by Steve Chamberlain steve@cygnus.com
|
|
|
|
This file is part of GLD, the Gnu Linker.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
|
|
|
|
#define TARGET_IS_${EMULATION_NAME}
|
|
|
|
#define bfd_elf32_arm_allocate_interworking_sections \
|
|
bfd_elf32_arm_oabi_allocate_interworking_sections
|
|
#define bfd_elf32_arm_get_bfd_for_interworking \
|
|
bfd_elf32_arm_oabi_get_bfd_for_interworking
|
|
#define bfd_elf32_arm_process_before_allocation \
|
|
bfd_elf32_arm_oabi_process_before_allocation
|
|
|
|
#include "bfd.h"
|
|
#include "sysdep.h"
|
|
#include "bfdlink.h"
|
|
#include "getopt.h"
|
|
|
|
#include "ld.h"
|
|
#include "ldmain.h"
|
|
#include "ldemul.h"
|
|
#include "ldfile.h"
|
|
#include "ldmisc.h"
|
|
|
|
#include "ldexp.h"
|
|
#include "ldlang.h"
|
|
|
|
static void gld${EMULATION_NAME}_before_parse PARAMS ((void));
|
|
static void gld${EMULATION_NAME}_before_allocation PARAMS ((void));
|
|
static char *gld${EMULATION_NAME}_get_script PARAMS ((int *isfile));
|
|
|
|
static void
|
|
gld${EMULATION_NAME}_before_parse ()
|
|
{
|
|
#ifndef TARGET_ /* I.e., if not generic. */
|
|
ldfile_set_output_arch ("`echo ${ARCH}`");
|
|
#endif /* not TARGET_ */
|
|
}
|
|
|
|
/* This is called after the sections have been attached to output
|
|
sections, but before any sizes or addresses have been set. */
|
|
|
|
static void
|
|
gld${EMULATION_NAME}_before_allocation ()
|
|
{
|
|
/* we should be able to set the size of the interworking stub section */
|
|
|
|
/* Here we rummage through the found bfds to collect glue information */
|
|
/* FIXME: should this be based on a command line option? krk@cygnus.com */
|
|
{
|
|
LANG_FOR_EACH_INPUT_STATEMENT (is)
|
|
{
|
|
if (!bfd_elf32_arm_process_before_allocation (is->the_bfd, &link_info, 0))
|
|
{
|
|
/* xgettext:c-format */
|
|
einfo (_("Errors encountered processing file %s"), is->filename);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* We have seen it all. Allocate it, and carry on */
|
|
bfd_elf32_arm_allocate_interworking_sections (& link_info);
|
|
}
|
|
|
|
static void
|
|
gld${EMULATION_NAME}_after_open ()
|
|
{
|
|
|
|
LANG_FOR_EACH_INPUT_STATEMENT (is)
|
|
{
|
|
/* The interworking bfd must be the last one to be processed */
|
|
if (!is->next)
|
|
bfd_elf32_arm_get_bfd_for_interworking (is->the_bfd, & link_info);
|
|
}
|
|
}
|
|
|
|
static char *
|
|
gld${EMULATION_NAME}_get_script (isfile)
|
|
int *isfile;
|
|
EOF
|
|
|
|
if test -n "$COMPILE_IN"
|
|
then
|
|
# Scripts compiled in.
|
|
|
|
# sed commands to quote an ld script as a C string.
|
|
sc="-f ${srcdir}/emultempl/stringify.sed"
|
|
|
|
cat >>e${EMULATION_NAME}.c <<EOF
|
|
{
|
|
*isfile = 0;
|
|
|
|
if (link_info.relocateable == true && config.build_constructors == true)
|
|
return
|
|
EOF
|
|
sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c
|
|
echo ' ; else if (link_info.relocateable == true) return' >> e${EMULATION_NAME}.c
|
|
sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c
|
|
echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c
|
|
sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c
|
|
echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c
|
|
sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c
|
|
echo ' ; else return' >> e${EMULATION_NAME}.c
|
|
sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c
|
|
echo '; }' >> e${EMULATION_NAME}.c
|
|
|
|
else
|
|
# Scripts read from the filesystem.
|
|
|
|
cat >>e${EMULATION_NAME}.c <<EOF
|
|
{
|
|
*isfile = 1;
|
|
|
|
if (link_info.relocateable == true && config.build_constructors == true)
|
|
return "ldscripts/${EMULATION_NAME}.xu";
|
|
else if (link_info.relocateable == true)
|
|
return "ldscripts/${EMULATION_NAME}.xr";
|
|
else if (!config.text_read_only)
|
|
return "ldscripts/${EMULATION_NAME}.xbn";
|
|
else if (!config.magic_demand_paged)
|
|
return "ldscripts/${EMULATION_NAME}.xn";
|
|
else
|
|
return "ldscripts/${EMULATION_NAME}.x";
|
|
}
|
|
EOF
|
|
|
|
fi
|
|
|
|
cat >>e${EMULATION_NAME}.c <<EOF
|
|
|
|
struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
|
|
{
|
|
gld${EMULATION_NAME}_before_parse,
|
|
syslib_default,
|
|
hll_default,
|
|
after_parse_default,
|
|
gld${EMULATION_NAME}_after_open,
|
|
after_allocation_default,
|
|
set_output_arch_default,
|
|
ldemul_default_target,
|
|
gld${EMULATION_NAME}_before_allocation,
|
|
gld${EMULATION_NAME}_get_script,
|
|
"${EMULATION_NAME}",
|
|
"${OUTPUT_FORMAT}",
|
|
NULL, /* finish */
|
|
NULL, /* create output section statements */
|
|
NULL, /* open dynamic archive */
|
|
NULL, /* place orphan */
|
|
NULL, /* set_symbols */
|
|
NULL,
|
|
NULL, /* unrecognised file */
|
|
NULL
|
|
};
|
|
EOF
|