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Diffstat (limited to 'bfd/elf32-arm.h')
-rw-r--r--bfd/elf32-arm.h170
1 files changed, 92 insertions, 78 deletions
diff --git a/bfd/elf32-arm.h b/bfd/elf32-arm.h
index 2b627ec..5eca779 100644
--- a/bfd/elf32-arm.h
+++ b/bfd/elf32-arm.h
@@ -35,7 +35,7 @@ static struct bfd_link_hash_table *elf32_arm_link_hash_table_create
static bfd_reloc_status_type elf32_arm_final_link_relocate
PARAMS ((reloc_howto_type *, bfd *, bfd *, asection *, bfd_byte *,
Elf_Internal_Rela *, bfd_vma, struct bfd_link_info *, asection *,
- const char *, unsigned char, struct elf_link_hash_entry *));
+ const char *, int, struct elf_link_hash_entry *));
static insn32 insert_thumb_branch
PARAMS ((insn32, int));
static struct elf_link_hash_entry *find_thumb_glue
@@ -117,7 +117,7 @@ static enum elf_reloc_type_class elf32_arm_reloc_type_class
this. It is set up so that any shared library function that is
called before the relocation has been set up calls the dynamic
linker first. */
-static const unsigned long elf32_arm_plt0_entry [PLT_ENTRY_SIZE / 4] =
+static const bfd_vma elf32_arm_plt0_entry [PLT_ENTRY_SIZE / 4] =
{
0xe52de004, /* str lr, [sp, #-4]! */
0xe59fe010, /* ldr lr, [pc, #16] */
@@ -127,7 +127,7 @@ static const unsigned long elf32_arm_plt0_entry [PLT_ENTRY_SIZE / 4] =
/* Subsequent entries in a procedure linkage table look like
this. */
-static const unsigned long elf32_arm_plt_entry [PLT_ENTRY_SIZE / 4] =
+static const bfd_vma elf32_arm_plt_entry [PLT_ENTRY_SIZE / 4] =
{
0xe59fc004, /* ldr ip, [pc, #4] */
0xe08fc00c, /* add ip, pc, ip */
@@ -184,10 +184,10 @@ struct elf32_arm_link_hash_table
struct elf_link_hash_table root;
/* The size in bytes of the section containg the Thumb-to-ARM glue. */
- long int thumb_glue_size;
+ bfd_size_type thumb_glue_size;
/* The size in bytes of the section containg the ARM-to-Thumb glue. */
- long int arm_glue_size;
+ bfd_size_type arm_glue_size;
/* An arbitary input BFD chosen to hold the glue sections. */
bfd * bfd_of_glue_owner;
@@ -234,9 +234,9 @@ elf32_arm_link_hash_table_create (abfd)
bfd *abfd;
{
struct elf32_arm_link_hash_table *ret;
+ bfd_size_type amt = sizeof (struct elf32_arm_link_hash_table);
- ret = ((struct elf32_arm_link_hash_table *)
- bfd_alloc (abfd, sizeof (struct elf32_arm_link_hash_table)));
+ ret = (struct elf32_arm_link_hash_table *) bfd_alloc (abfd, amt);
if (ret == (struct elf32_arm_link_hash_table *) NULL)
return NULL;
@@ -270,8 +270,8 @@ find_thumb_glue (link_info, name, input_bfd)
/* We need a pointer to the armelf specific hash table. */
hash_table = elf32_arm_hash_table (link_info);
- tmp_name = ((char *)
- bfd_malloc (strlen (name) + strlen (THUMB2ARM_GLUE_ENTRY_NAME) + 1));
+ tmp_name = (char *) bfd_malloc ((bfd_size_type) strlen (name)
+ + strlen (THUMB2ARM_GLUE_ENTRY_NAME) + 1);
BFD_ASSERT (tmp_name);
@@ -305,8 +305,8 @@ find_arm_glue (link_info, name, input_bfd)
/* We need a pointer to the elfarm specific hash table. */
hash_table = elf32_arm_hash_table (link_info);
- tmp_name = ((char *)
- bfd_malloc (strlen (name) + strlen (ARM2THUMB_GLUE_ENTRY_NAME) + 1));
+ tmp_name = (char *) bfd_malloc ((bfd_size_type) strlen (name)
+ + strlen (ARM2THUMB_GLUE_ENTRY_NAME) + 1);
BFD_ASSERT (tmp_name);
@@ -383,13 +383,13 @@ bfd_elf32_arm_allocate_interworking_sections (info)
{
BFD_ASSERT (globals->bfd_of_glue_owner != NULL);
- s = bfd_get_section_by_name
- (globals->bfd_of_glue_owner, ARM2THUMB_GLUE_SECTION_NAME);
+ s = bfd_get_section_by_name (globals->bfd_of_glue_owner,
+ ARM2THUMB_GLUE_SECTION_NAME);
BFD_ASSERT (s != NULL);
- foo = (bfd_byte *) bfd_alloc
- (globals->bfd_of_glue_owner, globals->arm_glue_size);
+ foo = (bfd_byte *) bfd_alloc (globals->bfd_of_glue_owner,
+ globals->arm_glue_size);
s->_raw_size = s->_cooked_size = globals->arm_glue_size;
s->contents = foo;
@@ -404,8 +404,8 @@ bfd_elf32_arm_allocate_interworking_sections (info)
BFD_ASSERT (s != NULL);
- foo = (bfd_byte *) bfd_alloc
- (globals->bfd_of_glue_owner, globals->thumb_glue_size);
+ foo = (bfd_byte *) bfd_alloc (globals->bfd_of_glue_owner,
+ globals->thumb_glue_size);
s->_raw_size = s->_cooked_size = globals->thumb_glue_size;
s->contents = foo;
@@ -424,6 +424,7 @@ record_arm_to_thumb_glue (link_info, h)
char * tmp_name;
struct elf_link_hash_entry * myh;
struct elf32_arm_link_hash_table * globals;
+ bfd_vma val;
globals = elf32_arm_hash_table (link_info);
@@ -435,8 +436,8 @@ record_arm_to_thumb_glue (link_info, h)
BFD_ASSERT (s != NULL);
- tmp_name = ((char *)
- bfd_malloc (strlen (name) + strlen (ARM2THUMB_GLUE_ENTRY_NAME) + 1));
+ tmp_name = (char *) bfd_malloc ((bfd_size_type) strlen (name)
+ + strlen (ARM2THUMB_GLUE_ENTRY_NAME) + 1);
BFD_ASSERT (tmp_name);
@@ -455,9 +456,9 @@ record_arm_to_thumb_glue (link_info, h)
/* The only trick here is using hash_table->arm_glue_size as the value. Even
though the section isn't allocated yet, this is where we will be putting
it. */
- _bfd_generic_link_add_one_symbol (link_info, globals->bfd_of_glue_owner, tmp_name,
- BSF_GLOBAL,
- s, globals->arm_glue_size + 1,
+ 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,
(struct bfd_link_hash_entry **) &myh);
@@ -479,6 +480,7 @@ record_thumb_to_arm_glue (link_info, h)
struct elf_link_hash_entry *myh;
struct elf32_arm_link_hash_table *hash_table;
char bind;
+ bfd_vma val;
hash_table = elf32_arm_hash_table (link_info);
@@ -490,7 +492,8 @@ record_thumb_to_arm_glue (link_info, h)
BFD_ASSERT (s != NULL);
- tmp_name = (char *) bfd_malloc (strlen (name) + strlen (THUMB2ARM_GLUE_ENTRY_NAME) + 1);
+ tmp_name = (char *) bfd_malloc ((bfd_size_type) strlen (name)
+ + strlen (THUMB2ARM_GLUE_ENTRY_NAME) + 1);
BFD_ASSERT (tmp_name);
@@ -506,8 +509,9 @@ record_thumb_to_arm_glue (link_info, h)
return;
}
- _bfd_generic_link_add_one_symbol (link_info, hash_table->bfd_of_glue_owner, tmp_name,
- BSF_GLOBAL, s, hash_table->thumb_glue_size + 1,
+ 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,
(struct bfd_link_hash_entry **) &myh);
@@ -521,7 +525,8 @@ record_thumb_to_arm_glue (link_info, h)
#define BACK_FROM_ARM "__%s_back_from_arm"
/* Allocate another symbol to mark where we switch to Arm mode. */
- tmp_name = (char *) bfd_malloc (strlen (name) + strlen (CHANGE_TO_ARM) + 1);
+ tmp_name = (char *) bfd_malloc ((bfd_size_type) strlen (name)
+ + strlen (CHANGE_TO_ARM) + 1);
BFD_ASSERT (tmp_name);
@@ -529,8 +534,9 @@ record_thumb_to_arm_glue (link_info, h)
myh = NULL;
- _bfd_generic_link_add_one_symbol (link_info, hash_table->bfd_of_glue_owner, tmp_name,
- BSF_LOCAL, s, hash_table->thumb_glue_size + 4,
+ 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,
(struct bfd_link_hash_entry **) &myh);
@@ -655,7 +661,7 @@ bfd_elf32_arm_process_before_allocation (abfd, link_info, no_pipeline_knowledge)
/* Load the relocs. */
irel = (_bfd_elf32_link_read_relocs (abfd, sec, (PTR) NULL,
- (Elf_Internal_Rela *) NULL, false));
+ (Elf_Internal_Rela *) NULL, false));
BFD_ASSERT (irel != 0);
@@ -691,7 +697,7 @@ bfd_elf32_arm_process_before_allocation (abfd, link_info, no_pipeline_knowledge)
free_contents = contents;
if (!bfd_get_section_contents (abfd, sec, contents,
- (file_ptr) 0, sec->_raw_size))
+ (file_ptr) 0, sec->_raw_size))
goto error_return;
}
}
@@ -713,7 +719,7 @@ bfd_elf32_arm_process_before_allocation (abfd, link_info, no_pipeline_knowledge)
free_extsyms = extsyms;
if (bfd_seek (abfd, symtab_hdr->sh_offset, SEEK_SET) != 0
- || (bfd_read (extsyms, 1, symtab_hdr->sh_size, abfd)
+ || (bfd_bread (extsyms, symtab_hdr->sh_size, abfd)
!= symtab_hdr->sh_size))
goto error_return;
}
@@ -846,7 +852,7 @@ elf32_thumb_to_arm_stub (info, name, input_bfd, output_bfd, input_section,
bfd_vma val;
{
asection * s = 0;
- long int my_offset;
+ bfd_vma my_offset;
unsigned long int tmp;
long int ret_offset;
struct elf_link_hash_entry * myh;
@@ -889,10 +895,10 @@ elf32_thumb_to_arm_stub (info, name, input_bfd, output_bfd, input_section,
--my_offset;
myh->root.u.def.value = my_offset;
- bfd_put_16 (output_bfd, t2a1_bx_pc_insn,
+ bfd_put_16 (output_bfd, (bfd_vma) t2a1_bx_pc_insn,
s->contents + my_offset);
- bfd_put_16 (output_bfd, t2a2_noop_insn,
+ bfd_put_16 (output_bfd, (bfd_vma) t2a2_noop_insn,
s->contents + my_offset + 2);
ret_offset =
@@ -911,7 +917,7 @@ elf32_thumb_to_arm_stub (info, name, input_bfd, output_bfd, input_section,
+ 8);
bfd_put_32 (output_bfd,
- t2a3_b_insn | ((ret_offset >> 2) & 0x00FFFFFF),
+ (bfd_vma) t2a3_b_insn | ((ret_offset >> 2) & 0x00FFFFFF),
s->contents + my_offset + 4);
}
@@ -919,18 +925,17 @@ elf32_thumb_to_arm_stub (info, name, input_bfd, output_bfd, input_section,
/* 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;
+ ret_offset = (s->output_offset
+ + my_offset
+ - (input_section->output_offset
+ + offset + addend)
+ - 8);
tmp = bfd_get_32 (input_bfd, hit_data
- input_section->vma);
bfd_put_32 (output_bfd,
- insert_thumb_branch (tmp, ret_offset),
+ (bfd_vma) insert_thumb_branch (tmp, ret_offset),
hit_data - input_section->vma);
return true;
@@ -953,7 +958,7 @@ elf32_arm_to_thumb_stub (info, name, input_bfd, output_bfd, input_section,
bfd_vma val;
{
unsigned long int tmp;
- long int my_offset;
+ bfd_vma my_offset;
asection * s;
long int ret_offset;
struct elf_link_hash_entry * myh;
@@ -992,10 +997,10 @@ elf32_arm_to_thumb_stub (info, name, input_bfd, output_bfd, input_section,
--my_offset;
myh->root.u.def.value = my_offset;
- bfd_put_32 (output_bfd, a2t1_ldr_insn,
+ bfd_put_32 (output_bfd, (bfd_vma) a2t1_ldr_insn,
s->contents + my_offset);
- bfd_put_32 (output_bfd, a2t2_bx_r12_insn,
+ bfd_put_32 (output_bfd, (bfd_vma) a2t2_bx_r12_insn,
s->contents + my_offset + 4);
/* It's a thumb address. Add the low order bit. */
@@ -1009,18 +1014,17 @@ elf32_arm_to_thumb_stub (info, name, input_bfd, output_bfd, input_section,
tmp = tmp & 0xFF000000;
/* Somehow these are both 4 too far, so subtract 8. */
- ret_offset = s->output_offset
- + my_offset
- + s->output_section->vma
- - (input_section->output_offset
- + input_section->output_section->vma
- + offset + addend)
- - 8;
+ ret_offset = (s->output_offset
+ + my_offset
+ + s->output_section->vma
+ - (input_section->output_offset
+ + input_section->output_section->vma
+ + offset + addend)
+ - 8);
tmp = tmp | ((ret_offset >> 2) & 0x00FFFFFF);
- bfd_put_32 (output_bfd, tmp, hit_data
- - input_section->vma);
+ bfd_put_32 (output_bfd, (bfd_vma) tmp, hit_data - input_section->vma);
return true;
}
@@ -1041,7 +1045,7 @@ elf32_arm_final_link_relocate (howto, input_bfd, output_bfd,
struct bfd_link_info * info;
asection * sym_sec;
const char * sym_name;
- unsigned char sym_flags;
+ int sym_flags;
struct elf_link_hash_entry * h;
{
unsigned long r_type = howto->type;
@@ -1722,8 +1726,8 @@ arm_add_to_rel (abfd, address, howto, increment)
upper_insn = (upper_insn & 0xf800) | ((addend >> 11) & 0x7ff);
lower_insn = (lower_insn & 0xf800) | (addend & 0x7ff);
- bfd_put_16 (abfd, upper_insn, address);
- bfd_put_16 (abfd, lower_insn, address + 2);
+ bfd_put_16 (abfd, (bfd_vma) upper_insn, address);
+ bfd_put_16 (abfd, (bfd_vma) lower_insn, address + 2);
}
else
{
@@ -1751,7 +1755,7 @@ arm_add_to_rel (abfd, address, howto, increment)
case R_ARM_PC24:
addend <<= howto->size;
- addend += increment;
+ addend += increment;
/* Should we check for overflow here ? */
@@ -1810,7 +1814,12 @@ elf32_arm_relocate_section (output_bfd, info, input_bfd, input_section,
|| r_type == R_ARM_GNU_VTINHERIT)
continue;
- elf32_arm_info_to_howto (input_bfd, & bfd_reloc, (Elf32_Internal_Rel *) rel);
+#ifdef 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 (info->relocateable)
@@ -1827,7 +1836,9 @@ elf32_arm_relocate_section (output_bfd, info, input_bfd, input_section,
sec = local_sections[r_symndx];
#ifdef USE_REL
arm_add_to_rel (input_bfd, contents + rel->r_offset,
- howto, sec->output_offset + sym->st_value);
+ howto,
+ (bfd_signed_vma) (sec->output_offset
+ + sym->st_value));
#else
rel->r_addend += (sec->output_offset + sym->st_value);
#endif
@@ -2540,10 +2551,11 @@ elf32_arm_check_relocs (abfd, info, sec, relocs)
symbol. */
if (local_got_offsets == NULL)
{
- size_t size;
+ bfd_size_type size;
register unsigned int i;
- size = symtab_hdr->sh_info * sizeof (bfd_vma);
+ size = symtab_hdr->sh_info;
+ size *= sizeof (bfd_vma);
local_got_offsets = (bfd_vma *) bfd_alloc (abfd, size);
if (local_got_offsets == NULL)
return false;
@@ -2667,8 +2679,7 @@ elf32_arm_check_relocs (abfd, info, sec, relocs)
if (p == NULL)
{
p = ((struct elf32_arm_pcrel_relocs_copied *)
- bfd_alloc (dynobj, sizeof * p));
-
+ bfd_alloc (dynobj, (bfd_size_type) sizeof * p));
if (p == NULL)
return false;
p->next = eh->pcrel_relocs_copied;
@@ -3091,37 +3102,40 @@ elf32_arm_size_dynamic_sections (output_bfd, info)
must add the entries now so that we get the correct size for
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
- if (! info->shared)
+#define add_dynamic_entry(TAG, VAL) \
+ bfd_elf32_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+
+ if (!info->shared)
{
- if (! bfd_elf32_add_dynamic_entry (info, DT_DEBUG, 0))
+ if (!add_dynamic_entry (DT_DEBUG, 0))
return false;
}
if (plt)
{
- if ( ! bfd_elf32_add_dynamic_entry (info, DT_PLTGOT, 0)
- || ! bfd_elf32_add_dynamic_entry (info, DT_PLTRELSZ, 0)
- || ! bfd_elf32_add_dynamic_entry (info, DT_PLTREL, DT_REL)
- || ! bfd_elf32_add_dynamic_entry (info, DT_JMPREL, 0))
+ if ( !add_dynamic_entry (DT_PLTGOT, 0)
+ || !add_dynamic_entry (DT_PLTRELSZ, 0)
+ || !add_dynamic_entry (DT_PLTREL, DT_REL)
+ || !add_dynamic_entry (DT_JMPREL, 0))
return false;
}
if (relocs)
{
- if ( ! bfd_elf32_add_dynamic_entry (info, DT_REL, 0)
- || ! bfd_elf32_add_dynamic_entry (info, DT_RELSZ, 0)
- || ! bfd_elf32_add_dynamic_entry (info, DT_RELENT,
- sizeof (Elf32_External_Rel)))
+ if ( !add_dynamic_entry (DT_REL, 0)
+ || !add_dynamic_entry (DT_RELSZ, 0)
+ || !add_dynamic_entry (DT_RELENT, sizeof (Elf32_External_Rel)))
return false;
}
if ((info->flags & DF_TEXTREL) != 0)
{
- if (! bfd_elf32_add_dynamic_entry (info, DT_TEXTREL, 0))
+ if (!add_dynamic_entry (DT_TEXTREL, 0))
return false;
info->flags |= DF_TEXTREL;
}
}
+#undef add_synamic_entry
return true;
}
@@ -3254,7 +3268,7 @@ elf32_arm_finish_dynamic_symbol (output_bfd, info, h, sym)
rel.r_offset = (sgot->output_section->vma
+ sgot->output_offset
- + (h->got.offset &~ 1));
+ + (h->got.offset &~ (bfd_vma) 1));
/* If this is a -Bsymbolic link, and the symbol is defined
locally, we just want to emit a RELATIVE reloc. The entry in
@@ -3466,14 +3480,14 @@ elf32_arm_reloc_type_class (type)
#define bfd_elf32_bfd_set_private_flags elf32_arm_set_private_flags
#define bfd_elf32_bfd_print_private_bfd_data elf32_arm_print_private_bfd_data
#define bfd_elf32_bfd_link_hash_table_create elf32_arm_link_hash_table_create
-#define bfd_elf32_bfd_reloc_type_lookup elf32_arm_reloc_type_lookup
+#define bfd_elf32_bfd_reloc_type_lookup elf32_arm_reloc_type_lookup
#define bfd_elf32_find_nearest_line elf32_arm_find_nearest_line
#define elf_backend_get_symbol_type elf32_arm_get_symbol_type
#define elf_backend_gc_mark_hook elf32_arm_gc_mark_hook
#define elf_backend_gc_sweep_hook elf32_arm_gc_sweep_hook
#define elf_backend_check_relocs elf32_arm_check_relocs
-#define elf_backend_relocate_section elf32_arm_relocate_section
+#define elf_backend_relocate_section elf32_arm_relocate_section
#define elf_backend_adjust_dynamic_symbol elf32_arm_adjust_dynamic_symbol
#define elf_backend_create_dynamic_sections _bfd_elf_create_dynamic_sections
#define elf_backend_finish_dynamic_symbol elf32_arm_finish_dynamic_symbol
generated by cgit v1.1 at 2024-09-11 18:45:41 +0000