/* 32-bit ELF support for ARM
- Copyright 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
+ Copyright 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
typedef unsigned long int insn32;
typedef unsigned short int insn16;
-static boolean elf32_arm_set_private_flags
+static bfd_boolean elf32_arm_set_private_flags
PARAMS ((bfd *, flagword));
-static boolean elf32_arm_copy_private_bfd_data
+static bfd_boolean elf32_arm_copy_private_bfd_data
PARAMS ((bfd *, bfd *));
-static boolean elf32_arm_merge_private_bfd_data
+static bfd_boolean elf32_arm_merge_private_bfd_data
PARAMS ((bfd *, bfd *));
-static boolean elf32_arm_print_private_bfd_data
+static bfd_boolean elf32_arm_print_private_bfd_data
PARAMS ((bfd *, PTR));
static int elf32_arm_get_symbol_type
PARAMS (( Elf_Internal_Sym *, int));
static int elf32_thumb_to_arm_stub
PARAMS ((struct bfd_link_info *, const char *, bfd *, bfd *, asection *,
bfd_byte *, asection *, bfd_vma, bfd_signed_vma, bfd_vma));
-static boolean elf32_arm_relocate_section
+static bfd_boolean elf32_arm_relocate_section
PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
Elf_Internal_Rela *, Elf_Internal_Sym *, asection **));
static asection * elf32_arm_gc_mark_hook
PARAMS ((asection *, struct bfd_link_info *, Elf_Internal_Rela *,
struct elf_link_hash_entry *, Elf_Internal_Sym *));
-static boolean elf32_arm_gc_sweep_hook
+static bfd_boolean elf32_arm_gc_sweep_hook
PARAMS ((bfd *, struct bfd_link_info *, asection *,
const Elf_Internal_Rela *));
-static boolean elf32_arm_check_relocs
+static bfd_boolean elf32_arm_check_relocs
PARAMS ((bfd *, struct bfd_link_info *, asection *,
const Elf_Internal_Rela *));
-static boolean elf32_arm_find_nearest_line
+static bfd_boolean elf32_arm_find_nearest_line
PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **,
const char **, unsigned int *));
-static boolean elf32_arm_adjust_dynamic_symbol
+static bfd_boolean elf32_arm_adjust_dynamic_symbol
PARAMS ((struct bfd_link_info *, struct elf_link_hash_entry *));
-static boolean elf32_arm_size_dynamic_sections
+static bfd_boolean elf32_arm_size_dynamic_sections
PARAMS ((bfd *, struct bfd_link_info *));
-static boolean elf32_arm_finish_dynamic_symbol
+static bfd_boolean elf32_arm_finish_dynamic_symbol
PARAMS ((bfd *, struct bfd_link_info *, struct elf_link_hash_entry *,
Elf_Internal_Sym *));
-static boolean elf32_arm_finish_dynamic_sections
+static bfd_boolean elf32_arm_finish_dynamic_sections
PARAMS ((bfd *, struct bfd_link_info *));
static struct bfd_hash_entry * elf32_arm_link_hash_newfunc
PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
#endif
static enum elf_reloc_type_class elf32_arm_reloc_type_class
PARAMS ((const Elf_Internal_Rela *));
+static bfd_boolean elf32_arm_object_p
+ PARAMS ((bfd *));
#ifndef ELFARM_NABI_C_INCLUDED
static void record_arm_to_thumb_glue
PARAMS ((struct bfd_link_info *, struct elf_link_hash_entry *));
static void record_thumb_to_arm_glue
PARAMS ((struct bfd_link_info *, struct elf_link_hash_entry *));
-boolean bfd_elf32_arm_allocate_interworking_sections
+bfd_boolean bfd_elf32_arm_allocate_interworking_sections
PARAMS ((struct bfd_link_info *));
-boolean bfd_elf32_arm_get_bfd_for_interworking
+bfd_boolean bfd_elf32_arm_get_bfd_for_interworking
PARAMS ((bfd *, struct bfd_link_info *));
-boolean bfd_elf32_arm_process_before_allocation
+bfd_boolean bfd_elf32_arm_process_before_allocation
PARAMS ((bfd *, struct bfd_link_info *, int));
#endif
};
/* Declare this now that the above structures are defined. */
-static boolean elf32_arm_discard_copies
+static bfd_boolean elf32_arm_discard_copies
PARAMS ((struct elf32_arm_link_hash_entry *, PTR));
/* Traverse an arm ELF linker hash table. */
#define elf32_arm_link_hash_traverse(table, func, info) \
(elf_link_hash_traverse \
(&(table)->root, \
- (boolean (*) PARAMS ((struct elf_link_hash_entry *, PTR))) (func), \
+ (bfd_boolean (*) PARAMS ((struct elf_link_hash_entry *, PTR))) (func), \
(info)))
/* Get the ARM elf linker hash table from a link_info structure. */
sprintf (tmp_name, THUMB2ARM_GLUE_ENTRY_NAME, name);
hash = elf_link_hash_lookup
- (&(hash_table)->root, tmp_name, false, false, true);
+ (&(hash_table)->root, tmp_name, FALSE, FALSE, TRUE);
if (hash == NULL)
/* xgettext:c-format */
sprintf (tmp_name, ARM2THUMB_GLUE_ENTRY_NAME, name);
myh = elf_link_hash_lookup
- (&(hash_table)->root, tmp_name, false, false, true);
+ (&(hash_table)->root, tmp_name, FALSE, FALSE, TRUE);
if (myh == NULL)
/* xgettext:c-format */
static const insn32 t2a3_b_insn = 0xea000000;
#ifndef ELFARM_NABI_C_INCLUDED
-boolean
+bfd_boolean
bfd_elf32_arm_allocate_interworking_sections (info)
struct bfd_link_info * info;
{
s->contents = foo;
}
- return true;
+ return TRUE;
}
static void
sprintf (tmp_name, ARM2THUMB_GLUE_ENTRY_NAME, name);
myh = elf_link_hash_lookup
- (&(globals)->root, tmp_name, false, false, true);
+ (&(globals)->root, tmp_name, FALSE, FALSE, TRUE);
if (myh != NULL)
{
val = globals->arm_glue_size + 1;
_bfd_generic_link_add_one_symbol (link_info, globals->bfd_of_glue_owner,
tmp_name, BSF_GLOBAL, s, val,
- NULL, true, false, &bh);
+ NULL, TRUE, FALSE, &bh);
free (tmp_name);
sprintf (tmp_name, THUMB2ARM_GLUE_ENTRY_NAME, name);
myh = elf_link_hash_lookup
- (&(hash_table)->root, tmp_name, false, false, true);
+ (&(hash_table)->root, tmp_name, FALSE, FALSE, TRUE);
if (myh != NULL)
{
val = hash_table->thumb_glue_size + 1;
_bfd_generic_link_add_one_symbol (link_info, hash_table->bfd_of_glue_owner,
tmp_name, BSF_GLOBAL, s, val,
- NULL, true, false, &bh);
+ NULL, TRUE, FALSE, &bh);
/* If we mark it 'Thumb', the disassembler will do a better job. */
myh = (struct elf_link_hash_entry *) bh;
val = hash_table->thumb_glue_size + 4,
_bfd_generic_link_add_one_symbol (link_info, hash_table->bfd_of_glue_owner,
tmp_name, BSF_LOCAL, s, val,
- NULL, true, false, &bh);
+ NULL, TRUE, FALSE, &bh);
free (tmp_name);
/* Add the glue sections to ABFD. This function is called from the
linker scripts in ld/emultempl/{armelf}.em. */
-boolean
+bfd_boolean
bfd_elf32_arm_add_glue_sections_to_bfd (abfd, info)
bfd *abfd;
struct bfd_link_info *info;
/* If we are only performing a partial
link do not bother adding the glue. */
- if (info->relocateable)
- return true;
+ if (info->relocatable)
+ return TRUE;
sec = bfd_get_section_by_name (abfd, ARM2THUMB_GLUE_SECTION_NAME);
if (sec == NULL
|| !bfd_set_section_flags (abfd, sec, flags)
|| !bfd_set_section_alignment (abfd, sec, 2))
- return false;
+ return FALSE;
/* Set the gc mark to prevent the section from being removed by garbage
collection, despite the fact that no relocs refer to this section. */
if (sec == NULL
|| !bfd_set_section_flags (abfd, sec, flags)
|| !bfd_set_section_alignment (abfd, sec, 2))
- return false;
+ return FALSE;
sec->gc_mark = 1;
}
- return true;
+ return TRUE;
}
/* Select a BFD to be used to hold the sections used by the glue code.
This function is called from the linker scripts in ld/emultempl/
{armelf/pe}.em */
-boolean
+bfd_boolean
bfd_elf32_arm_get_bfd_for_interworking (abfd, info)
bfd *abfd;
struct bfd_link_info *info;
/* If we are only performing a partial link
do not bother getting a bfd to hold the glue. */
- if (info->relocateable)
- return true;
+ if (info->relocatable)
+ return TRUE;
globals = elf32_arm_hash_table (info);
BFD_ASSERT (globals != NULL);
if (globals->bfd_of_glue_owner != NULL)
- return true;
+ return TRUE;
/* Save the bfd for later use. */
globals->bfd_of_glue_owner = abfd;
- return true;
+ return TRUE;
}
-boolean
+bfd_boolean
bfd_elf32_arm_process_before_allocation (abfd, link_info, no_pipeline_knowledge)
bfd *abfd;
struct bfd_link_info *link_info;
/* If we are only performing a partial link do not bother
to construct any glue. */
- if (link_info->relocateable)
- return true;
+ if (link_info->relocatable)
+ return TRUE;
/* Here we have a bfd that is to be included on the link. We have a hook
to do reloc rummaging, before section sizes are nailed down. */
sec = abfd->sections;
if (sec == NULL)
- return true;
+ return TRUE;
for (; sec != NULL; sec = sec->next)
{
/* Load the relocs. */
internal_relocs
- = _bfd_elf32_link_read_relocs (abfd, sec, (PTR) NULL,
- (Elf_Internal_Rela *) NULL, false);
+ = _bfd_elf_link_read_relocs (abfd, sec, (PTR) NULL,
+ (Elf_Internal_Rela *) NULL, FALSE);
if (internal_relocs == NULL)
goto error_return;
internal_relocs = NULL;
}
- return true;
+ return TRUE;
error_return:
if (contents != NULL
&& elf_section_data (sec)->relocs != internal_relocs)
free (internal_relocs);
- return false;
+ return FALSE;
}
#endif
myh = find_thumb_glue (info, name, input_bfd);
if (myh == NULL)
- return false;
+ return FALSE;
globals = elf32_arm_hash_table (info);
(_(" first occurrence: %s: thumb call to arm"),
bfd_archive_filename (input_bfd));
- return false;
+ return FALSE;
}
--my_offset;
BFD_ASSERT (my_offset <= globals->thumb_glue_size);
- /* Now go back and fix up the original BL insn to point
- to here. */
- ret_offset = (s->output_offset
- + my_offset
- - (input_section->output_offset
- + offset + addend)
- - 8);
+ /* Now go back and fix up the original BL insn to point to here. */
+ ret_offset =
+ /* Address of where the stub is located. */
+ (s->output_section->vma + s->output_offset + my_offset)
+ /* Address of where the BL is located. */
+ - (input_section->output_section->vma + input_section->output_offset + offset)
+ /* Addend in the relocation. */
+ - addend
+ /* Biassing for PC-relative addressing. */
+ - 8;
tmp = bfd_get_32 (input_bfd, hit_data
- input_section->vma);
(bfd_vma) insert_thumb_branch (tmp, ret_offset),
hit_data - input_section->vma);
- return true;
+ return TRUE;
}
/* Arm code calling a Thumb function. */
myh = find_arm_glue (info, name, input_bfd);
if (myh == NULL)
- return false;
+ return FALSE;
globals = elf32_arm_hash_table (info);
bfd_put_32 (output_bfd, (bfd_vma) tmp, hit_data - input_section->vma);
- return true;
+ return TRUE;
}
+/* This is the condition under which elf32_arm_finish_dynamic_symbol
+ will be called from elflink.h. If elflink.h doesn't call our
+ finish_dynamic_symbol routine, we'll need to do something about
+ initializing any .plt and .got entries in elf32_arm_relocate_section
+ and elf32_arm_final_link_relocate. */
+#define WILL_CALL_FINISH_DYNAMIC_SYMBOL(DYN, SHARED, H) \
+ ((DYN) \
+ && ((SHARED) \
+ || ((H)->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0) \
+ && ((H)->dynindx != -1 \
+ || ((H)->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) != 0))
+
/* Perform a relocation as part of a final link. */
static bfd_reloc_status_type
|| (h->elf_link_hash_flags
& ELF_LINK_HASH_DEF_REGULAR) == 0))))
{
- Elf_Internal_Rel outrel;
- boolean skip, relocate;
+ Elf_Internal_Rela outrel;
+ bfd_byte *loc;
+ bfd_boolean skip, relocate;
if (sreloc == NULL)
{
BFD_ASSERT (sreloc != NULL);
}
- skip = false;
- relocate = false;
+ skip = FALSE;
+ relocate = FALSE;
outrel.r_offset =
_bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset);
if (outrel.r_offset == (bfd_vma) -1)
- skip = true;
+ skip = TRUE;
else if (outrel.r_offset == (bfd_vma) -2)
- skip = true, relocate = true;
+ skip = TRUE, relocate = TRUE;
outrel.r_offset += (input_section->output_section->vma
+ input_section->output_offset);
{
BFD_ASSERT (h != NULL && h->dynindx != -1);
if ((input_section->flags & SEC_ALLOC) == 0)
- relocate = true;
+ relocate = TRUE;
outrel.r_info = ELF32_R_INFO (h->dynindx, R_ARM_PC24);
}
else
&& (h->elf_link_hash_flags
& ELF_LINK_HASH_DEF_REGULAR) != 0))
{
- relocate = true;
+ relocate = TRUE;
outrel.r_info = ELF32_R_INFO (0, R_ARM_RELATIVE);
}
else
{
BFD_ASSERT (h->dynindx != -1);
if ((input_section->flags & SEC_ALLOC) == 0)
- relocate = true;
+ relocate = TRUE;
outrel.r_info = ELF32_R_INFO (h->dynindx, R_ARM_ABS32);
}
}
- bfd_elf32_swap_reloc_out (output_bfd, &outrel,
- (((Elf32_External_Rel *)
- sreloc->contents)
- + sreloc->reloc_count));
- ++sreloc->reloc_count;
+ loc = sreloc->contents;
+ loc += sreloc->reloc_count++ * sizeof (Elf32_External_Rel);
+ bfd_elf32_swap_reloc_out (output_bfd, &outrel, loc);
/* If this reloc is against an external symbol, we do not want to
fiddle with the addend. Otherwise, we need to include the symbol
case R_ARM_THM_PC22:
/* Thumb BL (branch long instruction). */
{
- bfd_vma relocation;
- boolean overflow = false;
- bfd_vma upper_insn = bfd_get_16 (input_bfd, hit_data);
- bfd_vma lower_insn = bfd_get_16 (input_bfd, hit_data + 2);
+ bfd_vma relocation;
+ bfd_boolean overflow = FALSE;
+ bfd_vma upper_insn = bfd_get_16 (input_bfd, hit_data);
+ bfd_vma lower_insn = bfd_get_16 (input_bfd, hit_data + 2);
bfd_signed_vma reloc_signed_max = ((1 << (howto->bitsize - 1)) - 1) >> howto->rightshift;
bfd_signed_vma reloc_signed_min = ~ reloc_signed_max;
- bfd_vma check;
+ bfd_vma check;
bfd_signed_vma signed_check;
#if USE_REL
/* Assumes two's complement. */
if (signed_check > reloc_signed_max || signed_check < reloc_signed_min)
- overflow = true;
+ overflow = TRUE;
#ifndef OLD_ARM_ABI
if (r_type == R_ARM_THM_XPC22
if (h != NULL)
{
bfd_vma off;
+ bfd_boolean dyn = elf_hash_table (info)->dynamic_sections_created;
off = h->got.offset;
BFD_ASSERT (off != (bfd_vma) -1);
- if (!elf_hash_table (info)->dynamic_sections_created ||
- (info->shared && (info->symbolic || h->dynindx == -1)
- && (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR)))
+ if (!WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info->shared, h)
+ || (info->shared
+ && (info->symbolic || h->dynindx == -1
+ || (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL))
+ && (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR)))
{
/* This is actually a static link, or it is a -Bsymbolic link
and the symbol is defined locally. We must initialize this
if (info->shared)
{
asection * srelgot;
- Elf_Internal_Rel outrel;
+ Elf_Internal_Rela outrel;
+ bfd_byte *loc;
srelgot = bfd_get_section_by_name (dynobj, ".rel.got");
BFD_ASSERT (srelgot != NULL);
+ sgot->output_offset
+ off);
outrel.r_info = ELF32_R_INFO (0, R_ARM_RELATIVE);
- bfd_elf32_swap_reloc_out (output_bfd, &outrel,
- (((Elf32_External_Rel *)
- srelgot->contents)
- + srelgot->reloc_count));
- ++srelgot->reloc_count;
+ loc = srelgot->contents;
+ loc += srelgot->reloc_count++ * sizeof (Elf32_External_Rel);
+ bfd_elf32_swap_reloc_out (output_bfd, &outrel, loc);
}
local_got_offsets[r_symndx] |= 1;
#endif /* USE_REL */
/* Relocate an ARM ELF section. */
-static boolean
+static bfd_boolean
elf32_arm_relocate_section (output_bfd, info, input_bfd, input_section,
contents, relocs, local_syms, local_sections)
- bfd * output_bfd;
- struct bfd_link_info * info;
- bfd * input_bfd;
- asection * input_section;
- bfd_byte * contents;
- Elf_Internal_Rela * relocs;
- Elf_Internal_Sym * local_syms;
- asection ** local_sections;
+ bfd *output_bfd;
+ struct bfd_link_info *info;
+ bfd *input_bfd;
+ asection *input_section;
+ bfd_byte *contents;
+ Elf_Internal_Rela *relocs;
+ Elf_Internal_Sym *local_syms;
+ asection **local_sections;
{
- Elf_Internal_Shdr * symtab_hdr;
- struct elf_link_hash_entry ** sym_hashes;
- Elf_Internal_Rela * rel;
- Elf_Internal_Rela * relend;
- const char * name;
+ Elf_Internal_Shdr *symtab_hdr;
+ struct elf_link_hash_entry **sym_hashes;
+ Elf_Internal_Rela *rel;
+ Elf_Internal_Rela *relend;
+ const char *name;
#if !USE_REL
- if (info->relocateable)
- return true;
+ if (info->relocatable)
+ return TRUE;
#endif
symtab_hdr = & elf_tdata (input_bfd)->symtab_hdr;
|| r_type == R_ARM_GNU_VTINHERIT)
continue;
-#if USE_REL
- elf32_arm_info_to_howto (input_bfd, & bfd_reloc,
- (Elf_Internal_Rel *) rel);
-#else
elf32_arm_info_to_howto (input_bfd, & bfd_reloc, rel);
-#endif
howto = bfd_reloc.howto;
#if USE_REL
- if (info->relocateable)
+ if (info->relocatable)
{
- /* This is a relocateable link. We don't have to change
+ /* This is a relocatable link. We don't have to change
anything, unless the reloc is against a section symbol,
in which case we have to adjust according to where the
section symbol winds up in the output section. */
bfd_archive_filename (input_bfd),
bfd_get_section_name (input_bfd, input_section),
(long) rel->r_offset, howto->name);
- return false;
+ return FALSE;
}
value = bfd_get_32 (input_bfd, contents + rel->r_offset);
}
else
{
- h = sym_hashes[r_symndx - symtab_hdr->sh_info];
-
- while ( h->root.type == bfd_link_hash_indirect
- || h->root.type == bfd_link_hash_warning)
- h = (struct elf_link_hash_entry *) h->root.u.i.link;
-
- if ( h->root.type == bfd_link_hash_defined
- || h->root.type == bfd_link_hash_defweak)
+ bfd_boolean warned;
+ bfd_boolean unresolved_reloc;
+
+ RELOC_FOR_GLOBAL_SYMBOL (h, sym_hashes, r_symndx,
+ symtab_hdr, relocation,
+ sec, unresolved_reloc, info,
+ warned);
+
+ if (unresolved_reloc || relocation != 0)
{
- int relocation_needed = 1;
-
- sec = h->root.u.def.section;
-
/* In these cases, we don't need the relocation value.
We check specially because in some obscure cases
sec->output_section will be NULL. */
&& (h->elf_link_hash_flags
& ELF_LINK_HASH_DEF_DYNAMIC) != 0))
)
- relocation_needed = 0;
+ relocation = 0;
break;
case R_ARM_GOTPC:
- relocation_needed = 0;
+ relocation = 0;
break;
case R_ARM_GOT32:
- if (elf_hash_table(info)->dynamic_sections_created
- && (!info->shared
+ if ((WILL_CALL_FINISH_DYNAMIC_SYMBOL
+ (elf_hash_table (info)->dynamic_sections_created,
+ info->shared, h))
+ && (!info->shared
|| (!info->symbolic && h->dynindx != -1)
- || (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0
- )
- )
- relocation_needed = 0;
+ || (h->elf_link_hash_flags
+ & ELF_LINK_HASH_DEF_REGULAR) == 0))
+ relocation = 0;
break;
case R_ARM_PLT32:
if (h->plt.offset != (bfd_vma)-1)
- relocation_needed = 0;
+ relocation = 0;
break;
default:
- if (sec->output_section == NULL)
- {
- (*_bfd_error_handler)
- (_("%s: warning: unresolvable relocation %d against symbol `%s' from %s section"),
- bfd_archive_filename (input_bfd),
- r_type,
- h->root.root.string,
- bfd_get_section_name (input_bfd, input_section));
- relocation_needed = 0;
- }
+ if (unresolved_reloc)
+ _bfd_error_handler
+ (_("%s: warning: unresolvable relocation %d against symbol `%s' from %s section"),
+ bfd_archive_filename (input_bfd),
+ r_type,
+ h->root.root.string,
+ bfd_get_section_name (input_bfd, input_section));
+ break;
}
-
- if (relocation_needed)
- relocation = h->root.u.def.value
- + sec->output_section->vma
- + sec->output_offset;
- else
- relocation = 0;
- }
- else if (h->root.type == bfd_link_hash_undefweak)
- relocation = 0;
- else if (info->shared && !info->symbolic
- && !info->no_undefined
- && ELF_ST_VISIBILITY (h->other) == STV_DEFAULT)
- relocation = 0;
- else
- {
- if (!((*info->callbacks->undefined_symbol)
- (info, h->root.root.string, input_bfd,
- input_section, rel->r_offset,
- (!info->shared || info->no_undefined
- || ELF_ST_VISIBILITY (h->other)))))
- return false;
- relocation = 0;
}
}
&& (!((*info->callbacks->reloc_overflow)
(info, name, howto->name, (bfd_vma) 0,
input_bfd, input_section, rel->r_offset))))
- return false;
+ return FALSE;
break;
case bfd_reloc_undefined:
if (!((*info->callbacks->undefined_symbol)
(info, name, input_bfd, input_section,
- rel->r_offset, true)))
- return false;
+ rel->r_offset, TRUE)))
+ return FALSE;
break;
case bfd_reloc_outofrange:
if (!((*info->callbacks->warning)
(info, msg, name, input_bfd, input_section,
rel->r_offset)))
- return false;
+ return FALSE;
break;
}
}
}
- return true;
+ return TRUE;
+}
+
+/* Set the right machine number. */
+
+static bfd_boolean
+elf32_arm_object_p (abfd)
+ bfd *abfd;
+{
+ unsigned int mach;
+
+ mach = bfd_arm_get_mach_from_notes (abfd, ARM_NOTE_SECTION);
+
+ if (mach != bfd_mach_arm_unknown)
+ bfd_default_set_arch_mach (abfd, bfd_arch_arm, mach);
+
+ else if (elf_elfheader (abfd)->e_flags & EF_ARM_MAVERICK_FLOAT)
+ bfd_default_set_arch_mach (abfd, bfd_arch_arm, bfd_mach_arm_ep9312);
+
+ else
+ bfd_default_set_arch_mach (abfd, bfd_arch_arm, mach);
+
+ return TRUE;
}
/* Function to keep ARM specific flags in the ELF header. */
-static boolean
+static bfd_boolean
elf32_arm_set_private_flags (abfd, flags)
bfd *abfd;
flagword flags;
else
{
elf_elfheader (abfd)->e_flags = flags;
- elf_flags_init (abfd) = true;
+ elf_flags_init (abfd) = TRUE;
}
- return true;
+ return TRUE;
}
/* Copy backend specific data from one object module to another. */
-static boolean
+static bfd_boolean
elf32_arm_copy_private_bfd_data (ibfd, obfd)
bfd *ibfd;
bfd *obfd;
if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour
|| bfd_get_flavour (obfd) != bfd_target_elf_flavour)
- return true;
+ return TRUE;
in_flags = elf_elfheader (ibfd)->e_flags;
out_flags = elf_elfheader (obfd)->e_flags;
{
/* Cannot mix APCS26 and APCS32 code. */
if ((in_flags & EF_ARM_APCS_26) != (out_flags & EF_ARM_APCS_26))
- return false;
+ return FALSE;
/* Cannot mix float APCS and non-float APCS code. */
if ((in_flags & EF_ARM_APCS_FLOAT) != (out_flags & EF_ARM_APCS_FLOAT))
- return false;
+ return FALSE;
/* If the src and dest have different interworking flags
then turn off the interworking bit. */
}
elf_elfheader (obfd)->e_flags = in_flags;
- elf_flags_init (obfd) = true;
+ elf_flags_init (obfd) = TRUE;
- return true;
+ return TRUE;
}
/* Merge backend specific data from an object file to the output
object file when linking. */
-static boolean
+static bfd_boolean
elf32_arm_merge_private_bfd_data (ibfd, obfd)
bfd * ibfd;
bfd * obfd;
{
flagword out_flags;
flagword in_flags;
- boolean flags_compatible = true;
- boolean null_input_bfd = true;
+ bfd_boolean flags_compatible = TRUE;
+ bfd_boolean null_input_bfd = TRUE;
asection *sec;
/* Check if we have the same endianess. */
if (! _bfd_generic_verify_endian_match (ibfd, obfd))
- return false;
+ return FALSE;
if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour
|| bfd_get_flavour (obfd) != bfd_target_elf_flavour)
- return true;
+ return TRUE;
/* The input BFD must have had its flags initialised. */
/* The following seems bogus to me -- The flags are initialized in
to the default values. */
if (bfd_get_arch_info (ibfd)->the_default
&& elf_elfheader (ibfd)->e_flags == 0)
- return true;
+ return TRUE;
- elf_flags_init (obfd) = true;
+ elf_flags_init (obfd) = TRUE;
elf_elfheader (obfd)->e_flags = in_flags;
if (bfd_get_arch (obfd) == bfd_get_arch (ibfd)
&& bfd_get_arch_info (obfd)->the_default)
return bfd_set_arch_mach (obfd, bfd_get_arch (ibfd), bfd_get_mach (ibfd));
- return true;
+ return TRUE;
}
+ /* Determine what should happen if the input ARM architecture
+ does not match the output ARM architecture. */
+ if (! bfd_arm_merge_machines (ibfd, obfd))
+ return FALSE;
+
/* Identical flags must be compatible. */
if (in_flags == out_flags)
- return true;
+ return TRUE;
/* Check to see if the input BFD actually contains any sections.
If not, its flags may not have been initialised either, but it cannot
if (strcmp (sec->name, ".glue_7")
&& strcmp (sec->name, ".glue_7t"))
{
- null_input_bfd = false;
+ null_input_bfd = FALSE;
break;
}
}
if (null_input_bfd)
- return true;
+ return TRUE;
/* Complain about various flag mismatches. */
if (EF_ARM_EABI_VERSION (in_flags) != EF_ARM_EABI_VERSION (out_flags))
(in_flags & EF_ARM_EABIMASK) >> 24,
bfd_get_filename (obfd),
(out_flags & EF_ARM_EABIMASK) >> 24);
- return false;
+ return FALSE;
}
/* Not sure what needs to be checked for EABI versions >= 1. */
in_flags & EF_ARM_APCS_26 ? 26 : 32,
bfd_get_filename (obfd),
out_flags & EF_ARM_APCS_26 ? 26 : 32);
- flags_compatible = false;
+ flags_compatible = FALSE;
}
if ((in_flags & EF_ARM_APCS_FLOAT) != (out_flags & EF_ARM_APCS_FLOAT))
bfd_archive_filename (ibfd),
bfd_get_filename (obfd));
- flags_compatible = false;
+ flags_compatible = FALSE;
}
if ((in_flags & EF_ARM_VFP_FLOAT) != (out_flags & EF_ARM_VFP_FLOAT))
{
if (in_flags & EF_ARM_VFP_FLOAT)
_bfd_error_handler (_("\
-ERROR: %s uses VFP instructions, whereas %s uses FPA instructions"),
+ERROR: %s uses VFP instructions, whereas %s does not"),
+ bfd_archive_filename (ibfd),
+ bfd_get_filename (obfd));
+ else
+ _bfd_error_handler (_("\
+ERROR: %s uses FPA instructions, whereas %s does not"),
+ bfd_archive_filename (ibfd),
+ bfd_get_filename (obfd));
+
+ flags_compatible = FALSE;
+ }
+
+ if ((in_flags & EF_ARM_MAVERICK_FLOAT) != (out_flags & EF_ARM_MAVERICK_FLOAT))
+ {
+ if (in_flags & EF_ARM_MAVERICK_FLOAT)
+ _bfd_error_handler (_("\
+ERROR: %s uses Maverick instructions, whereas %s does not"),
bfd_archive_filename (ibfd),
bfd_get_filename (obfd));
else
_bfd_error_handler (_("\
-ERROR: %s uses FPA instructions, whereas %s uses VFP instructions"),
+ERROR: %s uses Maverick instructions, whereas %s does not"),
bfd_archive_filename (ibfd),
bfd_get_filename (obfd));
- flags_compatible = false;
+ flags_compatible = FALSE;
}
#ifdef EF_ARM_SOFT_FLOAT
bfd_archive_filename (ibfd),
bfd_get_filename (obfd));
- flags_compatible = false;
+ flags_compatible = FALSE;
}
}
#endif
/* Display the flags field. */
-static boolean
+static bfd_boolean
elf32_arm_print_private_bfd_data (abfd, ptr)
bfd *abfd;
PTR ptr;
if (flags & EF_ARM_VFP_FLOAT)
fprintf (file, _(" [VFP float format]"));
+ else if (flags & EF_ARM_MAVERICK_FLOAT)
+ fprintf (file, _(" [Maverick float format]"));
else
fprintf (file, _(" [FPA float format]"));
flags &= ~(EF_ARM_INTERWORK | EF_ARM_APCS_26 | EF_ARM_APCS_FLOAT
| EF_ARM_PIC | EF_ARM_NEW_ABI | EF_ARM_OLD_ABI
- | EF_ARM_SOFT_FLOAT | EF_ARM_VFP_FLOAT);
+ | EF_ARM_SOFT_FLOAT | EF_ARM_VFP_FLOAT
+ | EF_ARM_MAVERICK_FLOAT);
break;
case EF_ARM_EABI_VER1:
fputc ('\n', file);
- return true;
+ return TRUE;
}
static int
/* Update the got entry reference counts for the section being removed. */
-static boolean
+static bfd_boolean
elf32_arm_gc_sweep_hook (abfd, info, sec, relocs)
bfd *abfd ATTRIBUTE_UNUSED;
struct bfd_link_info *info ATTRIBUTE_UNUSED;
const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED;
{
/* We don't support garbage collection of GOT and PLT relocs yet. */
- return true;
+ return TRUE;
}
/* Look through the relocs for a section during the first phase. */
-static boolean
+static bfd_boolean
elf32_arm_check_relocs (abfd, info, sec, relocs)
- bfd * abfd;
- struct bfd_link_info * info;
- asection * sec;
- const Elf_Internal_Rela * relocs;
+ bfd *abfd;
+ struct bfd_link_info *info;
+ asection *sec;
+ const Elf_Internal_Rela *relocs;
{
- Elf_Internal_Shdr * symtab_hdr;
- struct elf_link_hash_entry ** sym_hashes;
- struct elf_link_hash_entry ** sym_hashes_end;
- const Elf_Internal_Rela * rel;
- const Elf_Internal_Rela * rel_end;
- bfd * dynobj;
- asection * sgot, *srelgot, *sreloc;
- bfd_vma * local_got_offsets;
+ Elf_Internal_Shdr *symtab_hdr;
+ struct elf_link_hash_entry **sym_hashes;
+ struct elf_link_hash_entry **sym_hashes_end;
+ const Elf_Internal_Rela *rel;
+ const Elf_Internal_Rela *rel_end;
+ bfd *dynobj;
+ asection *sgot, *srelgot, *sreloc;
+ bfd_vma *local_got_offsets;
- if (info->relocateable)
- return true;
+ if (info->relocatable)
+ return TRUE;
sgot = srelgot = sreloc = NULL;
case R_ARM_GOTPC:
elf_hash_table (info)->dynobj = dynobj = abfd;
if (! _bfd_elf_create_got_section (dynobj, info))
- return false;
+ return FALSE;
break;
default:
| SEC_LINKER_CREATED
| SEC_READONLY))
|| ! bfd_set_section_alignment (dynobj, srelgot, 2))
- return false;
+ return FALSE;
}
}
/* Make sure this symbol is output as a dynamic symbol. */
if (h->dynindx == -1)
if (! bfd_elf32_link_record_dynamic_symbol (info, h))
- return false;
+ return FALSE;
srelgot->_raw_size += sizeof (Elf32_External_Rel);
}
size *= sizeof (bfd_vma);
local_got_offsets = (bfd_vma *) bfd_alloc (abfd, size);
if (local_got_offsets == NULL)
- return false;
+ return FALSE;
elf_local_got_offsets (abfd) = local_got_offsets;
for (i = 0; i < symtab_hdr->sh_info; i++)
local_got_offsets[i] = (bfd_vma) -1;
elf_elfheader (abfd)->e_shstrndx,
elf_section_data (sec)->rel_hdr.sh_name));
if (name == NULL)
- return false;
+ return FALSE;
BFD_ASSERT (strncmp (name, ".rel", 4) == 0
&& strcmp (bfd_get_section_name (abfd, sec),
if (sreloc == NULL
|| ! bfd_set_section_flags (dynobj, sreloc, flags)
|| ! bfd_set_section_alignment (dynobj, sreloc, 2))
- return false;
+ return FALSE;
}
if (sec->flags & SEC_READONLY)
info->flags |= DF_TEXTREL;
p = ((struct elf32_arm_pcrel_relocs_copied *)
bfd_alloc (dynobj, (bfd_size_type) sizeof * p));
if (p == NULL)
- return false;
+ return FALSE;
p->next = eh->pcrel_relocs_copied;
eh->pcrel_relocs_copied = p;
p->section = sreloc;
Reconstruct it for later use during GC. */
case R_ARM_GNU_VTINHERIT:
if (!_bfd_elf32_gc_record_vtinherit (abfd, sec, h, rel->r_offset))
- return false;
+ return FALSE;
break;
/* This relocation describes which C++ vtable entries are actually
used. Record for later use during GC. */
case R_ARM_GNU_VTENTRY:
if (!_bfd_elf32_gc_record_vtentry (abfd, sec, h, rel->r_offset))
- return false;
+ return FALSE;
break;
}
}
- return true;
+ return TRUE;
}
/* Find the nearest line to a particular section and offset, for error
reporting. This code is a duplicate of the code in elf.c, except
that it also accepts STT_ARM_TFUNC as a symbol that names a function. */
-static boolean
+static bfd_boolean
elf32_arm_find_nearest_line
(abfd, section, symbols, offset, filename_ptr, functionname_ptr, line_ptr)
- bfd * abfd;
- asection * section;
- asymbol ** symbols;
- bfd_vma offset;
- const char ** filename_ptr;
- const char ** functionname_ptr;
- unsigned int * line_ptr;
+ bfd *abfd;
+ asection *section;
+ asymbol **symbols;
+ bfd_vma offset;
+ const char **filename_ptr;
+ const char **functionname_ptr;
+ unsigned int *line_ptr;
{
- boolean found;
- const char * filename;
- asymbol * func;
- bfd_vma low_func;
- asymbol ** p;
+ bfd_boolean found;
+ const char *filename;
+ asymbol *func;
+ bfd_vma low_func;
+ asymbol **p;
if (_bfd_dwarf2_find_nearest_line (abfd, section, symbols, offset,
filename_ptr, functionname_ptr,
line_ptr, 0,
&elf_tdata (abfd)->dwarf2_find_line_info))
- return true;
+ return TRUE;
if (! _bfd_stab_section_find_nearest_line (abfd, symbols, section, offset,
&found, filename_ptr,
functionname_ptr, line_ptr,
&elf_tdata (abfd)->line_info))
- return false;
+ return FALSE;
if (found)
- return true;
+ return TRUE;
if (symbols == NULL)
- return false;
+ return FALSE;
filename = NULL;
func = NULL;
}
if (func == NULL)
- return false;
+ return FALSE;
*filename_ptr = filename;
*functionname_ptr = bfd_asymbol_name (func);
*line_ptr = 0;
- return true;
+ return TRUE;
}
/* Adjust a symbol defined by a dynamic object and referenced by a
change the definition to something the rest of the link can
understand. */
-static boolean
+static bfd_boolean
elf32_arm_adjust_dynamic_symbol (info, h)
struct bfd_link_info * info;
struct elf_link_hash_entry * h;
instead. */
BFD_ASSERT ((h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_PLT) != 0);
h->elf_link_hash_flags &= ~ELF_LINK_HASH_NEEDS_PLT;
- return true;
+ return TRUE;
}
/* Make sure this symbol is output as a dynamic symbol. */
if (h->dynindx == -1)
{
if (! bfd_elf32_link_record_dynamic_symbol (info, h))
- return false;
+ return FALSE;
}
s = bfd_get_section_by_name (dynobj, ".plt");
BFD_ASSERT (s != NULL);
s->_raw_size += sizeof (Elf32_External_Rel);
- return true;
+ return TRUE;
}
/* If this is a weak symbol, and there is a real definition, the
|| h->weakdef->root.type == bfd_link_hash_defweak);
h->root.u.def.section = h->weakdef->root.u.def.section;
h->root.u.def.value = h->weakdef->root.u.def.value;
- return true;
+ return TRUE;
}
/* This is a reference to a symbol defined by a dynamic object which
For such cases we need not do anything here; the relocations will
be handled correctly by relocate_section. */
if (info->shared)
- return true;
+ return TRUE;
/* We must allocate the symbol in our .dynbss section, which will
become part of the .bss section of the executable. There will be
if (power_of_two > bfd_get_section_alignment (dynobj, s))
{
if (! bfd_set_section_alignment (dynobj, s, power_of_two))
- return false;
+ return FALSE;
}
/* Define the symbol as being at this point in the section. */
/* Increment the section size to make room for the symbol. */
s->_raw_size += h->size;
- return true;
+ return TRUE;
}
/* Set the sizes of the dynamic sections. */
-static boolean
+static bfd_boolean
elf32_arm_size_dynamic_sections (output_bfd, info)
bfd * output_bfd ATTRIBUTE_UNUSED;
struct bfd_link_info * info;
{
bfd * dynobj;
asection * s;
- boolean plt;
- boolean relocs;
+ bfd_boolean plt;
+ bfd_boolean relocs;
dynobj = elf_hash_table (info)->dynobj;
BFD_ASSERT (dynobj != NULL);
/* The check_relocs and adjust_dynamic_symbol entry points have
determined the sizes of the various dynamic sections. Allocate
memory for them. */
- plt = false;
- relocs = false;
+ plt = FALSE;
+ relocs = FALSE;
for (s = dynobj->sections; s != NULL; s = s->next)
{
const char * name;
- boolean strip;
+ bfd_boolean strip;
if ((s->flags & SEC_LINKER_CREATED) == 0)
continue;
of the dynobj section names depend upon the input files. */
name = bfd_get_section_name (dynobj, s);
- strip = false;
+ strip = FALSE;
if (strcmp (name, ".plt") == 0)
{
{
/* Strip this section if we don't need it; see the
comment below. */
- strip = true;
+ strip = TRUE;
}
else
{
/* Remember whether there is a PLT. */
- plt = true;
+ plt = TRUE;
}
}
else if (strncmp (name, ".rel", 4) == 0)
adjust_dynamic_symbol is called, and it is that
function which decides whether anything needs to go
into these sections. */
- strip = true;
+ strip = TRUE;
}
else
{
/* Remember whether there are any reloc sections other
than .rel.plt. */
if (strcmp (name, ".rel.plt") != 0)
- relocs = true;
+ relocs = TRUE;
/* We use the reloc_count field as a counter if we need
to copy relocs into the output file. */
if (strip)
{
- asection ** spp;
-
- for (spp = &s->output_section->owner->sections;
- *spp != NULL;
- spp = &(*spp)->next)
- {
- if (*spp == s->output_section)
- {
- bfd_section_list_remove (s->output_section->owner, spp);
- --s->output_section->owner->section_count;
- break;
- }
- }
+ _bfd_strip_section_from_output (info, s);
continue;
}
/* Allocate memory for the section contents. */
s->contents = (bfd_byte *) bfd_zalloc (dynobj, s->_raw_size);
if (s->contents == NULL && s->_raw_size != 0)
- return false;
+ return FALSE;
}
if (elf_hash_table (info)->dynamic_sections_created)
if (!info->shared)
{
if (!add_dynamic_entry (DT_DEBUG, 0))
- return false;
+ return FALSE;
}
if (plt)
|| !add_dynamic_entry (DT_PLTRELSZ, 0)
|| !add_dynamic_entry (DT_PLTREL, DT_REL)
|| !add_dynamic_entry (DT_JMPREL, 0))
- return false;
+ return FALSE;
}
if (relocs)
if ( !add_dynamic_entry (DT_REL, 0)
|| !add_dynamic_entry (DT_RELSZ, 0)
|| !add_dynamic_entry (DT_RELENT, sizeof (Elf32_External_Rel)))
- return false;
+ return FALSE;
}
if ((info->flags & DF_TEXTREL) != 0)
{
if (!add_dynamic_entry (DT_TEXTREL, 0))
- return false;
+ return FALSE;
info->flags |= DF_TEXTREL;
}
}
#undef add_synamic_entry
- return true;
+ return TRUE;
}
/* This function is called via elf32_arm_link_hash_traverse if we are
check_relocs routine, but we won't fill them in in the
relocate_section routine. */
-static boolean
+static bfd_boolean
elf32_arm_discard_copies (h, ignore)
struct elf32_arm_link_hash_entry * h;
PTR ignore ATTRIBUTE_UNUSED;
/* We only discard relocs for symbols defined in a regular object. */
if ((h->root.elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0)
- return true;
+ return TRUE;
for (s = h->pcrel_relocs_copied; s != NULL; s = s->next)
s->section->_raw_size -= s->count * sizeof (Elf32_External_Rel);
- return true;
+ return TRUE;
}
/* Finish up dynamic symbol handling. We set the contents of various
dynamic sections here. */
-static boolean
+static bfd_boolean
elf32_arm_finish_dynamic_symbol (output_bfd, info, h, sym)
bfd * output_bfd;
struct bfd_link_info * info;
asection * srel;
bfd_vma plt_index;
bfd_vma got_offset;
- Elf_Internal_Rel rel;
+ Elf_Internal_Rela rel;
+ bfd_byte *loc;
/* This symbol has an entry in the procedure linkage table. Set
it up. */
+ sgot->output_offset
+ got_offset);
rel.r_info = ELF32_R_INFO (h->dynindx, R_ARM_JUMP_SLOT);
- bfd_elf32_swap_reloc_out (output_bfd, &rel,
- ((Elf32_External_Rel *) srel->contents
- + plt_index));
+ loc = srel->contents + plt_index * sizeof (Elf32_External_Rel);
+ bfd_elf32_swap_reloc_out (output_bfd, &rel, loc);
if ((h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0)
{
{
asection * sgot;
asection * srel;
- Elf_Internal_Rel rel;
+ Elf_Internal_Rela rel;
+ bfd_byte *loc;
/* This symbol has an entry in the global offset table. Set it
up. */
rel.r_info = ELF32_R_INFO (h->dynindx, R_ARM_GLOB_DAT);
}
- bfd_elf32_swap_reloc_out (output_bfd, &rel,
- ((Elf32_External_Rel *) srel->contents
- + srel->reloc_count));
- ++srel->reloc_count;
+ loc = srel->contents + srel->reloc_count++ * sizeof (Elf32_External_Rel);
+ bfd_elf32_swap_reloc_out (output_bfd, &rel, loc);
}
if ((h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_COPY) != 0)
{
asection * s;
- Elf_Internal_Rel rel;
+ Elf_Internal_Rela rel;
+ bfd_byte *loc;
/* This symbol needs a copy reloc. Set it up. */
BFD_ASSERT (h->dynindx != -1
+ h->root.u.def.section->output_section->vma
+ h->root.u.def.section->output_offset);
rel.r_info = ELF32_R_INFO (h->dynindx, R_ARM_COPY);
- bfd_elf32_swap_reloc_out (output_bfd, &rel,
- ((Elf32_External_Rel *) s->contents
- + s->reloc_count));
- ++s->reloc_count;
+ loc = s->contents + s->reloc_count++ * sizeof (Elf32_External_Rel);
+ bfd_elf32_swap_reloc_out (output_bfd, &rel, loc);
}
/* Mark _DYNAMIC and _GLOBAL_OFFSET_TABLE_ as absolute. */
|| strcmp (h->root.root.string, "_GLOBAL_OFFSET_TABLE_") == 0)
sym->st_shndx = SHN_ABS;
- return true;
+ return TRUE;
}
/* Finish up the dynamic sections. */
-static boolean
+static bfd_boolean
elf32_arm_finish_dynamic_sections (output_bfd, info)
bfd * output_bfd;
struct bfd_link_info * info;
struct elf_link_hash_entry * eh;
eh = elf_link_hash_lookup (elf_hash_table (info), name,
- false, false, true);
+ FALSE, FALSE, TRUE);
if (eh != (struct elf_link_hash_entry *) NULL
&& ELF_ST_TYPE (eh->type) == STT_ARM_TFUNC)
{
dyn.d_un.d_val |= 1;
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
+ bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
}
}
break;
elf_section_data (sgot->output_section)->this_hdr.sh_entsize = 4;
- return true;
+ return TRUE;
}
static void
}
}
+static bfd_boolean elf32_arm_section_flags PARAMS ((flagword *, Elf_Internal_Shdr *));
+static void elf32_arm_final_write_processing PARAMS ((bfd *, bfd_boolean));
+
+/* Set the right machine number for an Arm ELF file. */
+
+static bfd_boolean
+elf32_arm_section_flags (flags, hdr)
+ flagword *flags;
+ Elf_Internal_Shdr *hdr;
+{
+ if (hdr->sh_type == SHT_NOTE)
+ *flags |= SEC_LINK_ONCE | SEC_LINK_DUPLICATES_SAME_CONTENTS;
+
+ return TRUE;
+}
+
+void
+elf32_arm_final_write_processing (abfd, linker)
+ bfd *abfd;
+ bfd_boolean linker ATTRIBUTE_UNUSED;
+{
+ bfd_arm_update_notes (abfd, ARM_NOTE_SECTION);
+}
#define ELF_ARCH bfd_arch_arm
#define ELF_MACHINE_CODE EM_ARM
+#ifdef __QNXTARGET__
+#define ELF_MAXPAGESIZE 0x1000
+#else
#define ELF_MAXPAGESIZE 0x8000
+#endif
#define bfd_elf32_bfd_copy_private_bfd_data elf32_arm_copy_private_bfd_data
#define bfd_elf32_bfd_merge_private_bfd_data elf32_arm_merge_private_bfd_data
#define elf_backend_size_dynamic_sections elf32_arm_size_dynamic_sections
#define elf_backend_post_process_headers elf32_arm_post_process_headers
#define elf_backend_reloc_type_class elf32_arm_reloc_type_class
+#define elf_backend_object_p elf32_arm_object_p
+#define elf_backend_section_flags elf32_arm_section_flags
+#define elf_backend_final_write_processing elf32_arm_final_write_processing
#define elf_backend_can_gc_sections 1
#define elf_backend_plt_readonly 1
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