diff options
Diffstat (limited to 'contrib/binutils/ld/emultempl/armcoff.em')
| -rw-r--r-- | contrib/binutils/ld/emultempl/armcoff.em | 277 |
1 files changed, 0 insertions, 277 deletions
diff --git a/contrib/binutils/ld/emultempl/armcoff.em b/contrib/binutils/ld/emultempl/armcoff.em deleted file mode 100644 index 468c3b0..0000000 --- a/contrib/binutils/ld/emultempl/armcoff.em +++ /dev/null @@ -1,277 +0,0 @@ -# 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 ${EMULATION_NAME} - Copyright 1991, 1993, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, - 2004 Free Software Foundation, Inc. - Written by Steve Chamberlain steve@cygnus.com - -This file is part of GLD, the Gnu Linker. - -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2 of the License, or -(at your option) any later version. - -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#define TARGET_IS_${EMULATION_NAME} - -#include "bfd.h" -#include "sysdep.h" -#include "bfdlink.h" -#include "getopt.h" - -#include "ld.h" -#include "ldmain.h" -#include "ldmisc.h" - -#include "ldexp.h" -#include "ldlang.h" -#include "ldfile.h" -#include "ldemul.h" - -/* If TRUE, then interworking stubs which support calls to old, - non-interworking aware ARM code should be generated. */ - -static int support_old_code = 0; -static char * thumb_entry_symbol = NULL; - -#define OPTION_SUPPORT_OLD_CODE 300 -#define OPTION_THUMB_ENTRY 301 - -static void -gld${EMULATION_NAME}_add_options - (int ns ATTRIBUTE_UNUSED, char **shortopts ATTRIBUTE_UNUSED, int nl, - struct option **longopts, int nrl ATTRIBUTE_UNUSED, - struct option **really_longopts ATTRIBUTE_UNUSED) -{ - static const struct option xtra_long[] = { - {"support-old-code", no_argument, NULL, OPTION_SUPPORT_OLD_CODE}, - {"thumb-entry", required_argument, NULL, OPTION_THUMB_ENTRY}, - {NULL, no_argument, NULL, 0} - }; - - *longopts = xrealloc (*longopts, - nl * sizeof (struct option) + sizeof (xtra_long)); - memcpy (*longopts + nl, &xtra_long, sizeof (xtra_long)); -} - -static void -gld${EMULATION_NAME}_list_options (FILE *file) -{ - fprintf (file, _(" --support-old-code Support interworking with old code\n")); - fprintf (file, _(" --thumb-entry=<sym> Set the entry point to be Thumb symbol <sym>\n")); -} - -static bfd_boolean -gld${EMULATION_NAME}_handle_option (int optc) -{ - switch (optc) - { - default: - return FALSE; - - case OPTION_SUPPORT_OLD_CODE: - support_old_code = 1; - break; - - case OPTION_THUMB_ENTRY: - thumb_entry_symbol = optarg; - break; - } - - return TRUE; -} - -static void -gld${EMULATION_NAME}_before_parse (void) -{ -#ifndef TARGET_ /* I.e., if not generic. */ - ldfile_set_output_arch ("`echo ${ARCH}`", bfd_arch_unknown); -#endif /* not TARGET_ */ -} - -/* This is called after the sections have been attached to output - sections, but before any sizes or addresses have been set. */ - -static void -gld${EMULATION_NAME}_before_allocation (void) -{ - /* we should be able to set the size of the interworking stub section */ - - /* Here we rummage through the found bfds to collect glue information */ - /* FIXME: should this be based on a command line option? krk@cygnus.com */ - { - LANG_FOR_EACH_INPUT_STATEMENT (is) - { - if (! bfd_arm_process_before_allocation - (is->the_bfd, & link_info, support_old_code)) - { - /* xgettext:c-format */ - einfo (_("Errors encountered processing file %s"), is->filename); - } - } - } - - /* We have seen it all. Allocate it, and carry on */ - bfd_arm_allocate_interworking_sections (& link_info); -} - -static void -gld${EMULATION_NAME}_after_open (void) -{ - if (strstr (bfd_get_target (output_bfd), "arm") == NULL) - { - /* The arm backend needs special fields in the output hash structure. - These will only be created if the output format is an arm format, - hence we do not support linking and changing output formats at the - same time. Use a link followed by objcopy to change output formats. */ - einfo ("%F%X%P: error: cannot change output format whilst linking ARM binaries\n"); - return; - } - - { - LANG_FOR_EACH_INPUT_STATEMENT (is) - { - if (bfd_arm_get_bfd_for_interworking (is->the_bfd, & link_info)) - break; - } - } -} - -static void -gld${EMULATION_NAME}_finish (void) -{ - struct bfd_link_hash_entry * h; - - if (thumb_entry_symbol == NULL) - return; - - h = bfd_link_hash_lookup (link_info.hash, thumb_entry_symbol, - FALSE, FALSE, TRUE); - - if (h != (struct bfd_link_hash_entry *) NULL - && (h->type == bfd_link_hash_defined - || h->type == bfd_link_hash_defweak) - && h->u.def.section->output_section != NULL) - { - static char buffer[32]; - bfd_vma val; - - /* Special procesing is required for a Thumb entry symbol. The - bottom bit of its address must be set. */ - val = (h->u.def.value - + bfd_get_section_vma (output_bfd, - h->u.def.section->output_section) - + h->u.def.section->output_offset); - - val |= 1; - - /* Now convert this value into a string and store it in entry_symbol - where the lang_finish() function will pick it up. */ - buffer[0] = '0'; - buffer[1] = 'x'; - - sprintf_vma (buffer + 2, val); - - if (entry_symbol.name != NULL && entry_from_cmdline) - einfo (_("%P: warning: '--thumb-entry %s' is overriding '-e %s'\n"), - thumb_entry_symbol, entry_symbol.name); - entry_symbol.name = buffer; - } - else - einfo (_("%P: warning: connot find thumb start symbol %s\n"), thumb_entry_symbol); -} - -static char * -gld${EMULATION_NAME}_get_script (int *isfile) -EOF - -if test -n "$COMPILE_IN" -then -# Scripts compiled in. - -# sed commands to quote an ld script as a C string. -sc="-f stringify.sed" - -cat >>e${EMULATION_NAME}.c <<EOF -{ - *isfile = 0; - - if (link_info.relocatable && config.build_constructors) - return -EOF -sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c -echo ' ; else if (link_info.relocatable) return' >> e${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${EMULATION_NAME}.c <<EOF -{ - *isfile = 1; - - if (link_info.relocatable && config.build_constructors) - return "ldscripts/${EMULATION_NAME}.xu"; - else if (link_info.relocatable) - return "ldscripts/${EMULATION_NAME}.xr"; - else if (!config.text_read_only) - return "ldscripts/${EMULATION_NAME}.xbn"; - else if (!config.magic_demand_paged) - return "ldscripts/${EMULATION_NAME}.xn"; - else - return "ldscripts/${EMULATION_NAME}.x"; -} -EOF - -fi - -cat >>e${EMULATION_NAME}.c <<EOF - -struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = -{ - gld${EMULATION_NAME}_before_parse, - syslib_default, - hll_default, - after_parse_default, - gld${EMULATION_NAME}_after_open, - after_allocation_default, - set_output_arch_default, - ldemul_default_target, - gld${EMULATION_NAME}_before_allocation, - gld${EMULATION_NAME}_get_script, - "${EMULATION_NAME}", - "${OUTPUT_FORMAT}", - gld${EMULATION_NAME}_finish, - NULL, /* create output section statements */ - NULL, /* open dynamic archive */ - NULL, /* place orphan */ - NULL, /* set symbols */ - NULL, /* parse_args */ - gld${EMULATION_NAME}_add_options, - gld${EMULATION_NAME}_handle_option, - NULL, /* unrecognised file */ - gld${EMULATION_NAME}_list_options, - NULL, /* recognized file */ - NULL, /* find_potential_libraries */ - NULL /* new_vers_pattern */ -}; -EOF |
