123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706 |
- # This shell script emits a C file. -*- C -*-
- # Copyright (C) 1991-2015 Free Software Foundation, Inc.
- #
- # 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 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.
- #
- # 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.
- #
- # This file is sourced from elf32.em, and defines extra arm-elf
- # specific routines.
- #
- test -z "$TARGET2_TYPE" && TARGET2_TYPE="rel"
- fragment <<EOF
- #include "ldctor.h"
- #include "elf/arm.h"
- static char * thumb_entry_symbol = NULL;
- static int byteswap_code = 0;
- static int target1_is_rel = 0${TARGET1_IS_REL};
- static char * target2_type = "${TARGET2_TYPE}";
- static int fix_v4bx = 0;
- static int use_blx = 0;
- static bfd_arm_vfp11_fix vfp11_denorm_fix = BFD_ARM_VFP11_FIX_DEFAULT;
- static int fix_cortex_a8 = -1;
- static int no_enum_size_warning = 0;
- static int no_wchar_size_warning = 0;
- static int pic_veneer = 0;
- static int merge_exidx_entries = -1;
- static int fix_arm1176 = 1;
- static void
- gld${EMULATION_NAME}_before_parse (void)
- {
- #ifndef TARGET_ /* I.e., if not generic. */
- ldfile_set_output_arch ("`echo ${ARCH}`", bfd_arch_unknown);
- #endif /* not TARGET_ */
- input_flags.dynamic = ${DYNAMIC_LINK-TRUE};
- config.has_shared = `if test -n "$GENERATE_SHLIB_SCRIPT" ; then echo TRUE ; else echo FALSE ; fi`;
- config.separate_code = `if test "x${SEPARATE_CODE}" = xyes ; then echo TRUE ; else echo FALSE ; fi`;
- }
- static void
- arm_elf_before_allocation (void)
- {
- bfd_elf32_arm_set_byteswap_code (&link_info, byteswap_code);
- /* Choose type of VFP11 erratum fix, or warn if specified fix is unnecessary
- due to architecture version. */
- bfd_elf32_arm_set_vfp11_fix (link_info.output_bfd, &link_info);
- /* Auto-select Cortex-A8 erratum fix if it wasn't explicitly specified. */
- bfd_elf32_arm_set_cortex_a8_fix (link_info.output_bfd, &link_info);
- /* We should be able to set the size of the interworking stub section. We
- can't do it until later if we have dynamic sections, though. */
- if (elf_hash_table (&link_info)->dynobj == NULL)
- {
- /* Here we rummage through the found bfds to collect glue information. */
- LANG_FOR_EACH_INPUT_STATEMENT (is)
- {
- /* Initialise mapping tables for code/data. */
- bfd_elf32_arm_init_maps (is->the_bfd);
- if (!bfd_elf32_arm_process_before_allocation (is->the_bfd,
- &link_info)
- || !bfd_elf32_arm_vfp11_erratum_scan (is->the_bfd, &link_info))
- /* xgettext:c-format */
- einfo (_("Errors encountered processing file %s"), is->filename);
- }
- /* We have seen it all. Allocate it, and carry on. */
- bfd_elf32_arm_allocate_interworking_sections (& link_info);
- }
- /* Call the standard elf routine. */
- gld${EMULATION_NAME}_before_allocation ();
- }
- /* Fake input file for stubs. */
- static lang_input_statement_type *stub_file;
- /* Whether we need to call gldarm_layout_sections_again. */
- static int need_laying_out = 0;
- /* Maximum size of a group of input sections that can be handled by
- one stub section. A value of +/-1 indicates the bfd back-end
- should use a suitable default size. */
- static bfd_signed_vma group_size = 1;
- struct hook_stub_info
- {
- lang_statement_list_type add;
- asection *input_section;
- };
- /* Traverse the linker tree to find the spot where the stub goes. */
- static bfd_boolean
- hook_in_stub (struct hook_stub_info *info, lang_statement_union_type **lp)
- {
- lang_statement_union_type *l;
- bfd_boolean ret;
- for (; (l = *lp) != NULL; lp = &l->header.next)
- {
- switch (l->header.type)
- {
- case lang_constructors_statement_enum:
- ret = hook_in_stub (info, &constructor_list.head);
- if (ret)
- return ret;
- break;
- case lang_output_section_statement_enum:
- ret = hook_in_stub (info,
- &l->output_section_statement.children.head);
- if (ret)
- return ret;
- break;
- case lang_wild_statement_enum:
- ret = hook_in_stub (info, &l->wild_statement.children.head);
- if (ret)
- return ret;
- break;
- case lang_group_statement_enum:
- ret = hook_in_stub (info, &l->group_statement.children.head);
- if (ret)
- return ret;
- break;
- case lang_input_section_enum:
- if (l->input_section.section == info->input_section)
- {
- /* We've found our section. Insert the stub immediately
- after its associated input section. */
- *(info->add.tail) = l->header.next;
- l->header.next = info->add.head;
- return TRUE;
- }
- break;
- case lang_data_statement_enum:
- case lang_reloc_statement_enum:
- case lang_object_symbols_statement_enum:
- case lang_output_statement_enum:
- case lang_target_statement_enum:
- case lang_input_statement_enum:
- case lang_assignment_statement_enum:
- case lang_padding_statement_enum:
- case lang_address_statement_enum:
- case lang_fill_statement_enum:
- break;
- default:
- FAIL ();
- break;
- }
- }
- return FALSE;
- }
- /* Call-back for elf32_arm_size_stubs. */
- /* Create a new stub section, and arrange for it to be linked
- immediately after INPUT_SECTION. */
- static asection *
- elf32_arm_add_stub_section (const char * stub_sec_name,
- asection * input_section,
- unsigned int alignment_power)
- {
- asection *stub_sec;
- flagword flags;
- asection *output_section;
- lang_output_section_statement_type *os;
- struct hook_stub_info info;
- flags = (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE
- | SEC_HAS_CONTENTS | SEC_RELOC | SEC_IN_MEMORY | SEC_KEEP);
- stub_sec = bfd_make_section_anyway_with_flags (stub_file->the_bfd,
- stub_sec_name, flags);
- if (stub_sec == NULL)
- goto err_ret;
- bfd_set_section_alignment (stub_file->the_bfd, stub_sec, alignment_power);
- output_section = input_section->output_section;
- os = lang_output_section_get (output_section);
- info.input_section = input_section;
- lang_list_init (&info.add);
- lang_add_section (&info.add, stub_sec, NULL, os);
- if (info.add.head == NULL)
- goto err_ret;
- if (hook_in_stub (&info, &os->children.head))
- return stub_sec;
- err_ret:
- einfo ("%X%P: can not make stub section: %E\n");
- return NULL;
- }
- /* Another call-back for elf_arm_size_stubs. */
- static void
- gldarm_layout_sections_again (void)
- {
- /* If we have changed sizes of the stub sections, then we need
- to recalculate all the section offsets. This may mean we need to
- add even more stubs. */
- gld${EMULATION_NAME}_map_segments (TRUE);
- need_laying_out = -1;
- }
- static void
- build_section_lists (lang_statement_union_type *statement)
- {
- if (statement->header.type == lang_input_section_enum)
- {
- asection *i = statement->input_section.section;
- if (i->sec_info_type != SEC_INFO_TYPE_JUST_SYMS
- && (i->flags & SEC_EXCLUDE) == 0
- && i->output_section != NULL
- && i->output_section->owner == link_info.output_bfd)
- elf32_arm_next_input_section (& link_info, i);
- }
- }
- static int
- compare_output_sec_vma (const void *a, const void *b)
- {
- asection *asec = *(asection **) a, *bsec = *(asection **) b;
- asection *aout = asec->output_section, *bout = bsec->output_section;
- bfd_vma avma, bvma;
- /* If there's no output section for some reason, compare equal. */
- if (!aout || !bout)
- return 0;
- avma = aout->vma + asec->output_offset;
- bvma = bout->vma + bsec->output_offset;
- if (avma > bvma)
- return 1;
- else if (avma < bvma)
- return -1;
- return 0;
- }
- static void
- gld${EMULATION_NAME}_after_allocation (void)
- {
- int ret;
- if (!bfd_link_relocatable (&link_info))
- {
- /* Build a sorted list of input text sections, then use that to process
- the unwind table index. */
- unsigned int list_size = 10;
- asection **sec_list = (asection **)
- xmalloc (list_size * sizeof (asection *));
- unsigned int sec_count = 0;
- LANG_FOR_EACH_INPUT_STATEMENT (is)
- {
- bfd *abfd = is->the_bfd;
- asection *sec;
- if ((abfd->flags & (EXEC_P | DYNAMIC)) != 0)
- continue;
- for (sec = abfd->sections; sec != NULL; sec = sec->next)
- {
- asection *out_sec = sec->output_section;
- if (out_sec
- && elf_section_data (sec)
- && elf_section_type (sec) == SHT_PROGBITS
- && (elf_section_flags (sec) & SHF_EXECINSTR) != 0
- && (sec->flags & SEC_EXCLUDE) == 0
- && sec->sec_info_type != SEC_INFO_TYPE_JUST_SYMS
- && out_sec != bfd_abs_section_ptr)
- {
- if (sec_count == list_size)
- {
- list_size *= 2;
- sec_list = (asection **)
- xrealloc (sec_list, list_size * sizeof (asection *));
- }
- sec_list[sec_count++] = sec;
- }
- }
- }
- qsort (sec_list, sec_count, sizeof (asection *), &compare_output_sec_vma);
- if (elf32_arm_fix_exidx_coverage (sec_list, sec_count, &link_info,
- merge_exidx_entries))
- need_laying_out = 1;
- free (sec_list);
- }
- /* bfd_elf32_discard_info just plays with debugging sections,
- ie. doesn't affect any code, so we can delay resizing the
- sections. It's likely we'll resize everything in the process of
- adding stubs. */
- ret = bfd_elf_discard_info (link_info.output_bfd, & link_info);
- if (ret < 0)
- {
- einfo ("%X%P: .eh_frame/.stab edit: %E\n");
- return;
- }
- else if (ret > 0)
- need_laying_out = 1;
- /* If generating a relocatable output file, then we don't
- have to examine the relocs. */
- if (stub_file != NULL && !bfd_link_relocatable (&link_info))
- {
- ret = elf32_arm_setup_section_lists (link_info.output_bfd, &link_info);
- if (ret != 0)
- {
- if (ret < 0)
- {
- einfo ("%X%P: could not compute sections lists for stub generation: %E\n");
- return;
- }
- lang_for_each_statement (build_section_lists);
- /* Call into the BFD backend to do the real work. */
- if (! elf32_arm_size_stubs (link_info.output_bfd,
- stub_file->the_bfd,
- & link_info,
- group_size,
- & elf32_arm_add_stub_section,
- & gldarm_layout_sections_again))
- {
- einfo ("%X%P: cannot size stub section: %E\n");
- return;
- }
- }
- }
- if (need_laying_out != -1)
- gld${EMULATION_NAME}_map_segments (need_laying_out);
- }
- static void
- gld${EMULATION_NAME}_finish (void)
- {
- struct bfd_link_hash_entry * h;
- {
- LANG_FOR_EACH_INPUT_STATEMENT (is)
- {
- /* Figure out where VFP11 erratum veneers (and the labels returning
- from same) have been placed. */
- bfd_elf32_arm_vfp11_fix_veneer_locations (is->the_bfd, &link_info);
- }
- }
- if (!bfd_link_relocatable (&link_info))
- {
- /* Now build the linker stubs. */
- if (stub_file->the_bfd->sections != NULL)
- {
- if (! elf32_arm_build_stubs (& link_info))
- einfo ("%X%P: can not build stubs: %E\n");
- }
- }
- finish_default ();
- if (thumb_entry_symbol)
- {
- h = bfd_link_hash_lookup (link_info.hash, thumb_entry_symbol,
- FALSE, FALSE, TRUE);
- }
- else
- {
- struct elf_link_hash_entry * eh;
- if (!entry_symbol.name)
- return;
- h = bfd_link_hash_lookup (link_info.hash, entry_symbol.name,
- FALSE, FALSE, TRUE);
- eh = (struct elf_link_hash_entry *)h;
- if (!h || eh->target_internal != ST_BRANCH_TO_THUMB)
- return;
- }
- 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 (link_info.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 (thumb_entry_symbol != NULL && 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: cannot find thumb start symbol %s\n"),
- thumb_entry_symbol);
- }
- /* This is a convenient point to tell BFD about target specific flags.
- After the output has been created, but before inputs are read. */
- static void
- arm_elf_create_output_section_statements (void)
- {
- if (strstr (bfd_get_target (link_info.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;
- }
- bfd_elf32_arm_set_target_relocs (link_info.output_bfd, &link_info,
- target1_is_rel,
- target2_type, fix_v4bx, use_blx,
- vfp11_denorm_fix, no_enum_size_warning,
- no_wchar_size_warning,
- pic_veneer, fix_cortex_a8,
- fix_arm1176);
- stub_file = lang_add_input_file ("linker stubs",
- lang_input_file_is_fake_enum,
- NULL);
- stub_file->the_bfd = bfd_create ("linker stubs", link_info.output_bfd);
- if (stub_file->the_bfd == NULL
- || ! bfd_set_arch_mach (stub_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;
- }
- stub_file->the_bfd->flags |= BFD_LINKER_CREATED;
- ldlang_add_file (stub_file);
- /* Also use the stub file for stubs placed in a single output section. */
- bfd_elf32_arm_add_glue_sections_to_bfd (stub_file->the_bfd, &link_info);
- bfd_elf32_arm_get_bfd_for_interworking (stub_file->the_bfd, &link_info);
- }
- /* Avoid processing the fake stub_file in vercheck, stat_needed and
- check_needed routines. */
- static void (*real_func) (lang_input_statement_type *);
- static void arm_for_each_input_file_wrapper (lang_input_statement_type *l)
- {
- if (l != stub_file)
- (*real_func) (l);
- }
- static void
- arm_lang_for_each_input_file (void (*func) (lang_input_statement_type *))
- {
- real_func = func;
- lang_for_each_input_file (&arm_for_each_input_file_wrapper);
- }
- #define lang_for_each_input_file arm_lang_for_each_input_file
- EOF
- # Define some shell vars to insert bits of code into the standard elf
- # parse_args and list_options functions.
- #
- PARSE_AND_LIST_PROLOGUE='
- #define OPTION_THUMB_ENTRY 301
- #define OPTION_BE8 302
- #define OPTION_TARGET1_REL 303
- #define OPTION_TARGET1_ABS 304
- #define OPTION_TARGET2 305
- #define OPTION_FIX_V4BX 306
- #define OPTION_USE_BLX 307
- #define OPTION_VFP11_DENORM_FIX 308
- #define OPTION_NO_ENUM_SIZE_WARNING 309
- #define OPTION_PIC_VENEER 310
- #define OPTION_FIX_V4BX_INTERWORKING 311
- #define OPTION_STUBGROUP_SIZE 312
- #define OPTION_NO_WCHAR_SIZE_WARNING 313
- #define OPTION_FIX_CORTEX_A8 314
- #define OPTION_NO_FIX_CORTEX_A8 315
- #define OPTION_NO_MERGE_EXIDX_ENTRIES 316
- #define OPTION_FIX_ARM1176 317
- #define OPTION_NO_FIX_ARM1176 318
- #define OPTION_LONG_PLT 319
- '
- PARSE_AND_LIST_SHORTOPTS=p
- PARSE_AND_LIST_LONGOPTS='
- { "no-pipeline-knowledge", no_argument, NULL, '\'p\''},
- { "thumb-entry", required_argument, NULL, OPTION_THUMB_ENTRY},
- { "be8", no_argument, NULL, OPTION_BE8},
- { "target1-rel", no_argument, NULL, OPTION_TARGET1_REL},
- { "target1-abs", no_argument, NULL, OPTION_TARGET1_ABS},
- { "target2", required_argument, NULL, OPTION_TARGET2},
- { "fix-v4bx", no_argument, NULL, OPTION_FIX_V4BX},
- { "fix-v4bx-interworking", no_argument, NULL, OPTION_FIX_V4BX_INTERWORKING},
- { "use-blx", no_argument, NULL, OPTION_USE_BLX},
- { "vfp11-denorm-fix", required_argument, NULL, OPTION_VFP11_DENORM_FIX},
- { "no-enum-size-warning", no_argument, NULL, OPTION_NO_ENUM_SIZE_WARNING},
- { "pic-veneer", no_argument, NULL, OPTION_PIC_VENEER},
- { "stub-group-size", required_argument, NULL, OPTION_STUBGROUP_SIZE },
- { "no-wchar-size-warning", no_argument, NULL, OPTION_NO_WCHAR_SIZE_WARNING},
- { "fix-cortex-a8", no_argument, NULL, OPTION_FIX_CORTEX_A8 },
- { "no-fix-cortex-a8", no_argument, NULL, OPTION_NO_FIX_CORTEX_A8 },
- { "no-merge-exidx-entries", no_argument, NULL, OPTION_NO_MERGE_EXIDX_ENTRIES },
- { "fix-arm1176", no_argument, NULL, OPTION_FIX_ARM1176 },
- { "no-fix-arm1176", no_argument, NULL, OPTION_NO_FIX_ARM1176 },
- { "long-plt", no_argument, NULL, OPTION_LONG_PLT },
- '
- PARSE_AND_LIST_OPTIONS='
- fprintf (file, _(" --thumb-entry=<sym> Set the entry point to be Thumb symbol <sym>\n"));
- fprintf (file, _(" --be8 Output BE8 format image\n"));
- fprintf (file, _(" --target1-rel Interpret R_ARM_TARGET1 as R_ARM_REL32\n"));
- fprintf (file, _(" --target1-abs Interpret R_ARM_TARGET1 as R_ARM_ABS32\n"));
- fprintf (file, _(" --target2=<type> Specify definition of R_ARM_TARGET2\n"));
- fprintf (file, _(" --fix-v4bx Rewrite BX rn as MOV pc, rn for ARMv4\n"));
- fprintf (file, _(" --fix-v4bx-interworking Rewrite BX rn branch to ARMv4 interworking veneer\n"));
- fprintf (file, _(" --use-blx Enable use of BLX instructions\n"));
- fprintf (file, _(" --vfp11-denorm-fix Specify how to fix VFP11 denorm erratum\n"));
- fprintf (file, _(" --no-enum-size-warning Don'\''t warn about objects with incompatible\n"
- " enum sizes\n"));
- fprintf (file, _(" --no-wchar-size-warning Don'\''t warn about objects with incompatible\n"
- " wchar_t sizes\n"));
- fprintf (file, _(" --pic-veneer Always generate PIC interworking veneers\n"));
- fprintf (file, _(" --long-plt Generate long .plt entries\n"
- " to handle large .plt/.got displacements\n"));
- fprintf (file, _("\
- --stub-group-size=N Maximum size of a group of input sections that\n\
- can be handled by one stub section. A negative\n\
- value locates all stubs after their branches\n\
- (with a group size of -N), while a positive\n\
- value allows two groups of input sections, one\n\
- before, and one after each stub section.\n\
- Values of +/-1 indicate the linker should\n\
- choose suitable defaults.\n"));
- fprintf (file, _(" --[no-]fix-cortex-a8 Disable/enable Cortex-A8 Thumb-2 branch erratum fix\n"));
- fprintf (file, _(" --no-merge-exidx-entries Disable merging exidx entries\n"));
- fprintf (file, _(" --[no-]fix-arm1176 Disable/enable ARM1176 BLX immediate erratum fix\n"));
- '
- PARSE_AND_LIST_ARGS_CASES='
- case '\'p\'':
- /* Only here for backwards compatibility. */
- break;
- case OPTION_THUMB_ENTRY:
- thumb_entry_symbol = optarg;
- break;
- case OPTION_BE8:
- byteswap_code = 1;
- break;
- case OPTION_TARGET1_REL:
- target1_is_rel = 1;
- break;
- case OPTION_TARGET1_ABS:
- target1_is_rel = 0;
- break;
- case OPTION_TARGET2:
- target2_type = optarg;
- break;
- case OPTION_FIX_V4BX:
- fix_v4bx = 1;
- break;
- case OPTION_FIX_V4BX_INTERWORKING:
- fix_v4bx = 2;
- break;
- case OPTION_USE_BLX:
- use_blx = 1;
- break;
- case OPTION_VFP11_DENORM_FIX:
- if (strcmp (optarg, "none") == 0)
- vfp11_denorm_fix = BFD_ARM_VFP11_FIX_NONE;
- else if (strcmp (optarg, "scalar") == 0)
- vfp11_denorm_fix = BFD_ARM_VFP11_FIX_SCALAR;
- else if (strcmp (optarg, "vector") == 0)
- vfp11_denorm_fix = BFD_ARM_VFP11_FIX_VECTOR;
- else
- einfo (_("Unrecognized VFP11 fix type '\''%s'\''.\n"), optarg);
- break;
- case OPTION_NO_ENUM_SIZE_WARNING:
- no_enum_size_warning = 1;
- break;
- case OPTION_NO_WCHAR_SIZE_WARNING:
- no_wchar_size_warning = 1;
- break;
- case OPTION_PIC_VENEER:
- pic_veneer = 1;
- break;
- case OPTION_STUBGROUP_SIZE:
- {
- const char *end;
- group_size = bfd_scan_vma (optarg, &end, 0);
- if (*end)
- einfo (_("%P%F: invalid number `%s'\''\n"), optarg);
- }
- break;
- case OPTION_FIX_CORTEX_A8:
- fix_cortex_a8 = 1;
- break;
- case OPTION_NO_FIX_CORTEX_A8:
- fix_cortex_a8 = 0;
- break;
- case OPTION_NO_MERGE_EXIDX_ENTRIES:
- merge_exidx_entries = 0;
- break;
- case OPTION_FIX_ARM1176:
- fix_arm1176 = 1;
- break;
- case OPTION_NO_FIX_ARM1176:
- fix_arm1176 = 0;
- break;
- case OPTION_LONG_PLT:
- bfd_elf32_arm_use_long_plt ();
- break;
- '
- # We have our own before_allocation etc. functions, but they call
- # the standard routines, so give them a different name.
- LDEMUL_BEFORE_ALLOCATION=arm_elf_before_allocation
- LDEMUL_AFTER_ALLOCATION=gld${EMULATION_NAME}_after_allocation
- LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS=arm_elf_create_output_section_statements
- # Replace the elf before_parse function with our own.
- LDEMUL_BEFORE_PARSE=gld"${EMULATION_NAME}"_before_parse
- # Call the extra arm-elf function
- LDEMUL_FINISH=gld${EMULATION_NAME}_finish
|