X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=ld%2Femultempl%2Farmelf.em;h=80effa4f9f265ddbef6604a981d5e1d3336f892d;hb=54d7dae59a2239720c848985a7d50a0a8b3319eb;hp=fd27bcedad3e5567283bfa6a37998558fc0b8eb4;hpb=a48ca7f2ea335567a42d3ba530b06d769564b218;p=deliverable%2Fbinutils-gdb.git diff --git a/ld/emultempl/armelf.em b/ld/emultempl/armelf.em index fd27bcedad..80effa4f9f 100644 --- a/ld/emultempl/armelf.em +++ b/ld/emultempl/armelf.em @@ -1,12 +1,11 @@ # This shell script emits a C file. -*- C -*- -# Copyright 1991, 1993, 1996, 1997, 1998, 1999, 2000 -# Free Software Foundation, Inc. +# Copyright (C) 1991-2019 Free Software Foundation, Inc. # -# 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 +# 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, @@ -16,99 +15,457 @@ # # 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. +# 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. # -cat >>e${EMULATION_NAME}.c <dynobj == NULL) { - /* The arm backend needs special fields in the output hash structure. - These will only be created if the output format is an arm format, - hence we do not support linking and changing output formats at the - same time. Use a link followed by objcopy to change output formats. */ - einfo ("%F%X%P: error: cannot change output format whilst linking ARM binaries\n"); - return; - } + /* Here we rummage through the found bfds to collect glue information. */ + LANG_FOR_EACH_INPUT_STATEMENT (is) + { + /* Initialise mapping tables for code/data. */ + bfd_elf32_arm_init_maps (is->the_bfd); + + if (!bfd_elf32_arm_process_before_allocation (is->the_bfd, + &link_info) + || !bfd_elf32_arm_vfp11_erratum_scan (is->the_bfd, &link_info) + || !bfd_elf32_arm_stm32l4xx_erratum_scan (is->the_bfd, + &link_info)) + /* xgettext:c-format */ + einfo (_("%P: errors encountered processing file %s\n"), + is->filename); + } - { - LANG_FOR_EACH_INPUT_STATEMENT (is) - { - /* The interworking bfd must be the last one to be processed */ - if (!is->next) - bfd_elf32_arm_get_bfd_for_interworking (is->the_bfd, & link_info); - } - } + /* We have seen it all. Allocate it, and carry on. */ + bfd_elf32_arm_allocate_interworking_sections (& link_info); + } /* Call the standard elf routine. */ - gld${EMULATION_NAME}_after_open (); + 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 * output_section, + asection * after_input_section, + unsigned int alignment_power) +{ + asection *stub_sec; + flagword flags; + 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); + + os = lang_output_section_get (output_section); + + info.input_section = after_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 (after_input_section == NULL) + { + lang_statement_union_type **lp = &os->children.head; + lang_statement_union_type *l, *lprev = NULL; + + for (; (l = *lp) != NULL; lp = &l->header.next, lprev = l); -static void arm_elf_before_allocation PARAMS ((void)); + if (lprev) + lprev->header.next = info.add.head; + else + os->children.head = info.add.head; + + return stub_sec; + } + else + { + 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 -arm_elf_before_allocation () +gldarm_layout_sections_again (void) { - /* Call the standard elf routine. */ - gld${EMULATION_NAME}_before_allocation (); + /* 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${EMULATION_NAME}_map_segments (TRUE); + need_laying_out = -1; +} + +static void +build_section_lists (lang_statement_union_type *statement) +{ + if (statement->header.type == lang_input_section_enum) + { + asection *i = statement->input_section.section; + + if (i->sec_info_type != SEC_INFO_TYPE_JUST_SYMS + && (i->flags & SEC_EXCLUDE) == 0 + && i->output_section != NULL + && i->output_section->owner == link_info.output_bfd) + elf32_arm_next_input_section (& link_info, i); + } +} - /* We should be able to set the size of the interworking stub section */ +static int +compare_output_sec_vma (const void *a, const void *b) +{ + asection *asec = *(asection **) a, *bsec = *(asection **) b; + asection *aout = asec->output_section, *bout = bsec->output_section; + bfd_vma avma, bvma; + + /* If there's no output section for some reason, compare equal. */ + if (!aout || !bout) + return 0; + + avma = aout->vma + asec->output_offset; + bvma = bout->vma + bsec->output_offset; + + if (avma > bvma) + return 1; + else if (avma < bvma) + return -1; + + return 0; +} + +static void +gld${EMULATION_NAME}_after_allocation (void) +{ + int ret; + + /* 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, + params.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: can not 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; - /* 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, - no_pipeline_knowledge)) - { - /* xgettext:c-format */ - einfo (_("Errors encountered processing file %s"), is->filename); - } + /* 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); + + /* Figure out where STM32L4XX erratum veneers (and the labels returning + from them) have been placed. */ + bfd_elf32_arm_stm32l4xx_fix_veneer_locations (is->the_bfd, &link_info); } } - /* We have seen it all. Allocate it, and carry on */ - bfd_elf32_arm_allocate_interworking_sections (& 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 (); -static void arm_elf_finish PARAMS ((void)); + if (params.thumb_entry_symbol) + { + h = bfd_link_hash_lookup (link_info.hash, params.thumb_entry_symbol, + FALSE, FALSE, TRUE); + } + else + { + struct elf_link_hash_entry * eh; -static void -arm_elf_finish () -{ - struct bfd_link_hash_entry * h; + 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 || ARM_GET_SYM_BRANCH_TYPE (eh->target_internal) + != ST_BRANCH_TO_THUMB) + return; + } - 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 @@ -117,33 +474,105 @@ arm_elf_finish () { 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, + + 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. */ + where the lang_finish() function will pick it up. */ buffer[0] = '0'; buffer[1] = 'x'; - + sprintf_vma (buffer + 2, val); - if (entry_symbol != NULL && entry_from_cmdline) + if (params.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); - entry_symbol = buffer; + params.thumb_entry_symbol, entry_symbol.name); + entry_symbol.name = buffer; } else - einfo (_("%P: warning: connot find thumb start symbol %s\n"), - thumb_entry_symbol); + einfo (_("%P: warning: cannot find thumb start symbol %s\n"), + h->root.string); +} + +/* 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%P: error: cannot change output format " + "whilst linking %s binaries\n"), "ARM"); + return; + } + + if (in_implib_filename) + { + params.in_implib_bfd = bfd_openr (in_implib_filename, + bfd_get_target (link_info.output_bfd)); + + if (params.in_implib_bfd == NULL) + einfo (_("%F%P: %s: can't open: %E\n"), in_implib_filename); + + if (!bfd_check_format (params.in_implib_bfd, bfd_object)) + einfo (_("%F%P: %s: not a relocatable file: %E\n"), in_implib_filename); + } + + bfd_elf32_arm_set_target_params (link_info.output_bfd, &link_info, ¶ms); + + 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 (_("%F%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 @@ -151,6 +580,27 @@ EOF # 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 +#define OPTION_STM32L4XX_FIX 320 +#define OPTION_CMSE_IMPLIB 321 +#define OPTION_IN_IMPLIB 322 ' PARSE_AND_LIST_SHORTOPTS=p @@ -158,30 +608,190 @@ 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}, + { "fix-stm32l4xx-629360", optional_argument, NULL, OPTION_STM32L4XX_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 }, + { "cmse-implib", no_argument, NULL, OPTION_CMSE_IMPLIB }, + { "in-implib", required_argument, NULL, OPTION_IN_IMPLIB }, ' PARSE_AND_LIST_OPTIONS=' - fprintf (file, _(" -p --no-pipeline-knowledge Stop the linker knowing about the pipeline length\n")); - fprintf (file, _(" --thumb-entry= Set the entry point to be Thumb symbol \n")); + fprintf (file, _(" --thumb-entry= Set the entry point to be Thumb symbol \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= 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, _(" --fix-stm32l4xx-629360 Specify how to fix STM32L4XX 629360 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, _(" --cmse-implib Make import library to be a secure gateway import\n" + " library as per ARMv8-M Security Extensions\n")); + fprintf (file, _(" --in-implib Import library whose symbols address must\n" + " remain stable\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\'': - no_pipeline_knowledge = 1; + /* Only here for backwards compatibility. */ break; case OPTION_THUMB_ENTRY: - thumb_entry_symbol = optarg; + params.thumb_entry_symbol = optarg; + break; + + case OPTION_BE8: + params.byteswap_code = 1; + break; + + case OPTION_TARGET1_REL: + params.target1_is_rel = 1; + break; + + case OPTION_TARGET1_ABS: + params.target1_is_rel = 0; + break; + + case OPTION_TARGET2: + params.target2_type = optarg; + break; + + case OPTION_FIX_V4BX: + params.fix_v4bx = 1; + break; + + case OPTION_FIX_V4BX_INTERWORKING: + params.fix_v4bx = 2; + break; + + case OPTION_USE_BLX: + params.use_blx = 1; + break; + + case OPTION_VFP11_DENORM_FIX: + if (strcmp (optarg, "none") == 0) + params.vfp11_denorm_fix = BFD_ARM_VFP11_FIX_NONE; + else if (strcmp (optarg, "scalar") == 0) + params.vfp11_denorm_fix = BFD_ARM_VFP11_FIX_SCALAR; + else if (strcmp (optarg, "vector") == 0) + params.vfp11_denorm_fix = BFD_ARM_VFP11_FIX_VECTOR; + else + einfo (_("%P: unrecognized VFP11 fix type '\''%s'\''\n"), optarg); + break; + + case OPTION_STM32L4XX_FIX: + if (!optarg) + params.stm32l4xx_fix = BFD_ARM_STM32L4XX_FIX_DEFAULT; + else if (strcmp (optarg, "none") == 0) + params.stm32l4xx_fix = BFD_ARM_STM32L4XX_FIX_NONE; + else if (strcmp (optarg, "default") == 0) + params.stm32l4xx_fix = BFD_ARM_STM32L4XX_FIX_DEFAULT; + else if (strcmp (optarg, "all") == 0) + params.stm32l4xx_fix = BFD_ARM_STM32L4XX_FIX_ALL; + else + einfo (_("%P: unrecognized STM32L4XX fix type '\''%s'\''\n"), optarg); + break; + + case OPTION_NO_ENUM_SIZE_WARNING: + params.no_enum_size_warning = 1; + break; + + case OPTION_NO_WCHAR_SIZE_WARNING: + params.no_wchar_size_warning = 1; + break; + + case OPTION_PIC_VENEER: + params.pic_veneer = 1; + break; + + case OPTION_STUBGROUP_SIZE: + { + const char *end; + + group_size = bfd_scan_vma (optarg, &end, 0); + if (*end) + einfo (_("%F%P: invalid number `%s'\''\n"), optarg); + } + break; + + case OPTION_FIX_CORTEX_A8: + params.fix_cortex_a8 = 1; + break; + + case OPTION_NO_FIX_CORTEX_A8: + params.fix_cortex_a8 = 0; + break; + + case OPTION_NO_MERGE_EXIDX_ENTRIES: + params.merge_exidx_entries = 0; + break; + + case OPTION_FIX_ARM1176: + params.fix_arm1176 = 1; + break; + + case OPTION_NO_FIX_ARM1176: + params.fix_arm1176 = 0; + break; + + case OPTION_LONG_PLT: + bfd_elf32_arm_use_long_plt (); + break; + + case OPTION_CMSE_IMPLIB: + params.cmse_implib = 1; + break; + + case OPTION_IN_IMPLIB: + in_implib_filename = optarg; break; ' -# We have our own after_open and before_allocation functions, but they call +# We have our own before_allocation etc. functions, but they call # the standard routines, so give them a different name. -LDEMUL_AFTER_OPEN=arm_elf_after_open 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 +LDEMUL_SET_SYMBOLS=gld"${EMULATION_NAME}"_set_symbols # Call the extra arm-elf function -LDEMUL_FINISH=arm_elf_finish +LDEMUL_FINISH=gld${EMULATION_NAME}_finish