according to the KEEP_MEMORY argument. If O has two relocation
sections (both REL and RELA relocations), then the REL_HDR
relocations will appear first in INTERNAL_RELOCS, followed by the
- REL_HDR2 relocations. */
+ RELA_HDR relocations. */
Elf_Internal_Rela *
_bfd_elf_link_read_relocs (bfd *abfd,
Elf_Internal_Rela *internal_relocs,
bfd_boolean keep_memory)
{
- Elf_Internal_Shdr *rel_hdr;
void *alloc1 = NULL;
Elf_Internal_Rela *alloc2 = NULL;
const struct elf_backend_data *bed = get_elf_backend_data (abfd);
+ struct bfd_elf_section_data *esdo = elf_section_data (o);
+ Elf_Internal_Rela *internal_rela_relocs;
- if (elf_section_data (o)->relocs != NULL)
- return elf_section_data (o)->relocs;
+ if (esdo->relocs != NULL)
+ return esdo->relocs;
if (o->reloc_count == 0)
return NULL;
- rel_hdr = &elf_section_data (o)->rel_hdr;
-
if (internal_relocs == NULL)
{
bfd_size_type size;
if (external_relocs == NULL)
{
- bfd_size_type size = rel_hdr->sh_size;
+ bfd_size_type size = 0;
+
+ if (esdo->rel.hdr)
+ size += esdo->rel.hdr->sh_size;
+ if (esdo->rela.hdr)
+ size += esdo->rela.hdr->sh_size;
- if (elf_section_data (o)->rel_hdr2)
- size += elf_section_data (o)->rel_hdr2->sh_size;
alloc1 = bfd_malloc (size);
if (alloc1 == NULL)
goto error_return;
external_relocs = alloc1;
}
- if (!elf_link_read_relocs_from_section (abfd, o, rel_hdr,
- external_relocs,
- internal_relocs))
- goto error_return;
- if (elf_section_data (o)->rel_hdr2
- && (!elf_link_read_relocs_from_section
- (abfd, o,
- elf_section_data (o)->rel_hdr2,
- ((bfd_byte *) external_relocs) + rel_hdr->sh_size,
- internal_relocs + (NUM_SHDR_ENTRIES (rel_hdr)
- * bed->s->int_rels_per_ext_rel))))
+ internal_rela_relocs = internal_relocs;
+ if (esdo->rel.hdr)
+ {
+ if (!elf_link_read_relocs_from_section (abfd, o, esdo->rel.hdr,
+ external_relocs,
+ internal_relocs))
+ goto error_return;
+ external_relocs = (((bfd_byte *) external_relocs)
+ + esdo->rel.hdr->sh_size);
+ internal_rela_relocs += (NUM_SHDR_ENTRIES (esdo->rel.hdr)
+ * bed->s->int_rels_per_ext_rel);
+ }
+
+ if (esdo->rela.hdr
+ && (!elf_link_read_relocs_from_section (abfd, o, esdo->rela.hdr,
+ external_relocs,
+ internal_rela_relocs)))
goto error_return;
/* Cache the results for next time, if we can. */
if (keep_memory)
- elf_section_data (o)->relocs = internal_relocs;
+ esdo->relocs = internal_relocs;
if (alloc1 != NULL)
free (alloc1);
static bfd_boolean
_bfd_elf_link_size_reloc_section (bfd *abfd,
- Elf_Internal_Shdr *rel_hdr,
- asection *o)
+ struct bfd_elf_section_reloc_data *reldata)
{
- bfd_size_type reloc_count;
- bfd_size_type num_rel_hashes;
-
- /* Figure out how many relocations there will be. */
- if (rel_hdr == &elf_section_data (o)->rel_hdr)
- reloc_count = elf_section_data (o)->rel_count;
- else
- reloc_count = elf_section_data (o)->rel_count2;
-
- num_rel_hashes = o->reloc_count;
- if (num_rel_hashes < reloc_count)
- num_rel_hashes = reloc_count;
+ Elf_Internal_Shdr *rel_hdr = reldata->hdr;
/* That allows us to calculate the size of the section. */
- rel_hdr->sh_size = rel_hdr->sh_entsize * reloc_count;
+ rel_hdr->sh_size = rel_hdr->sh_entsize * reldata->count;
/* The contents field must last into write_object_contents, so we
allocate it with bfd_alloc rather than malloc. Also since we
if (rel_hdr->contents == NULL && rel_hdr->sh_size != 0)
return FALSE;
- /* We only allocate one set of hash entries, so we only do it the
- first time we are called. */
- if (elf_section_data (o)->rel_hashes == NULL
- && num_rel_hashes)
+ if (reldata->hashes == NULL && reldata->count)
{
struct elf_link_hash_entry **p;
p = (struct elf_link_hash_entry **)
- bfd_zmalloc (num_rel_hashes * sizeof (struct elf_link_hash_entry *));
+ bfd_zmalloc (reldata->count * sizeof (struct elf_link_hash_entry *));
if (p == NULL)
return FALSE;
- elf_section_data (o)->rel_hashes = p;
+ reldata->hashes = p;
}
return TRUE;
Elf_Internal_Rela *irela;
Elf_Internal_Rela *irelaend;
bfd_byte *erel;
+ struct bfd_elf_section_reloc_data *output_reldata;
Elf_Internal_Shdr *output_rel_hdr;
asection *output_section;
- unsigned int *rel_countp = NULL;
const struct elf_backend_data *bed;
void (*swap_out) (bfd *, const Elf_Internal_Rela *, bfd_byte *);
+ struct bfd_elf_section_data *esdo;
output_section = input_section->output_section;
output_rel_hdr = NULL;
- if (elf_section_data (output_section)->rel_hdr.sh_entsize
- == input_rel_hdr->sh_entsize)
+ bed = get_elf_backend_data (output_bfd);
+ esdo = elf_section_data (output_section);
+ if (esdo->rel.hdr && esdo->rel.hdr->sh_entsize == input_rel_hdr->sh_entsize)
{
- output_rel_hdr = &elf_section_data (output_section)->rel_hdr;
- rel_countp = &elf_section_data (output_section)->rel_count;
+ output_reldata = &esdo->rel;
+ swap_out = bed->s->swap_reloc_out;
}
- else if (elf_section_data (output_section)->rel_hdr2
- && (elf_section_data (output_section)->rel_hdr2->sh_entsize
- == input_rel_hdr->sh_entsize))
+ else if (esdo->rela.hdr
+ && esdo->rela.hdr->sh_entsize == input_rel_hdr->sh_entsize)
{
- output_rel_hdr = elf_section_data (output_section)->rel_hdr2;
- rel_countp = &elf_section_data (output_section)->rel_count2;
+ output_reldata = &esdo->rela;
+ swap_out = bed->s->swap_reloca_out;
}
else
{
return FALSE;
}
- bed = get_elf_backend_data (output_bfd);
- if (input_rel_hdr->sh_entsize == bed->s->sizeof_rel)
- swap_out = bed->s->swap_reloc_out;
- else if (input_rel_hdr->sh_entsize == bed->s->sizeof_rela)
- swap_out = bed->s->swap_reloca_out;
- else
- abort ();
-
- erel = output_rel_hdr->contents;
- erel += *rel_countp * input_rel_hdr->sh_entsize;
+ erel = output_reldata->hdr->contents;
+ erel += output_reldata->count * input_rel_hdr->sh_entsize;
irela = internal_relocs;
irelaend = irela + (NUM_SHDR_ENTRIES (input_rel_hdr)
* bed->s->int_rels_per_ext_rel);
/* Bump the counter, so that we know where to add the next set of
relocations. */
- *rel_countp += NUM_SHDR_ENTRIES (input_rel_hdr);
+ output_reldata->count += NUM_SHDR_ENTRIES (input_rel_hdr);
return TRUE;
}
/* When performing a relocatable link, the input relocations are
preserved. But, if they reference global symbols, the indices
- referenced must be updated. Update all the relocations in
- REL_HDR (there are COUNT of them), using the data in REL_HASH. */
+ referenced must be updated. Update all the relocations found in
+ RELDATA. */
static void
elf_link_adjust_relocs (bfd *abfd,
- Elf_Internal_Shdr *rel_hdr,
- unsigned int count,
- struct elf_link_hash_entry **rel_hash)
+ struct bfd_elf_section_reloc_data *reldata)
{
unsigned int i;
const struct elf_backend_data *bed = get_elf_backend_data (abfd);
void (*swap_out) (bfd *, const Elf_Internal_Rela *, bfd_byte *);
bfd_vma r_type_mask;
int r_sym_shift;
+ unsigned int count = reldata->count;
+ struct elf_link_hash_entry **rel_hash = reldata->hashes;
- if (rel_hdr->sh_entsize == bed->s->sizeof_rel)
+ if (reldata->hdr->sh_entsize == bed->s->sizeof_rel)
{
swap_in = bed->s->swap_reloc_in;
swap_out = bed->s->swap_reloc_out;
}
- else if (rel_hdr->sh_entsize == bed->s->sizeof_rela)
+ else if (reldata->hdr->sh_entsize == bed->s->sizeof_rela)
{
swap_in = bed->s->swap_reloca_in;
swap_out = bed->s->swap_reloca_out;
r_sym_shift = 32;
}
- erela = rel_hdr->contents;
- for (i = 0; i < count; i++, rel_hash++, erela += rel_hdr->sh_entsize)
+ erela = reldata->hdr->contents;
+ for (i = 0; i < count; i++, rel_hash++, erela += reldata->hdr->sh_entsize)
{
Elf_Internal_Rela irela[MAX_INT_RELS_PER_EXT_REL];
unsigned int j;
|| finfo->info->emitrelocations)
{
Elf_Internal_Rela *irela;
- Elf_Internal_Rela *irelaend;
+ Elf_Internal_Rela *irelaend, *irelamid;
bfd_vma last_offset;
struct elf_link_hash_entry **rel_hash;
- struct elf_link_hash_entry **rel_hash_list;
- Elf_Internal_Shdr *input_rel_hdr, *input_rel_hdr2;
+ struct elf_link_hash_entry **rel_hash_list, **rela_hash_list;
+ Elf_Internal_Shdr *input_rel_hdr, *input_rela_hdr;
unsigned int next_erel;
bfd_boolean rela_normal;
+ struct bfd_elf_section_data *esdi, *esdo;
- input_rel_hdr = &elf_section_data (o)->rel_hdr;
- rela_normal = (bed->rela_normal
- && (input_rel_hdr->sh_entsize
- == bed->s->sizeof_rela));
+ esdi = elf_section_data (o);
+ esdo = elf_section_data (o->output_section);
+ rela_normal = FALSE;
/* Adjust the reloc addresses and symbol indices. */
irela = internal_relocs;
irelaend = irela + o->reloc_count * bed->s->int_rels_per_ext_rel;
- rel_hash = (elf_section_data (o->output_section)->rel_hashes
- + elf_section_data (o->output_section)->rel_count
- + elf_section_data (o->output_section)->rel_count2);
+ rel_hash = esdo->rel.hashes + esdo->rel.count;
+ /* We start processing the REL relocs, if any. When we reach
+ IRELAMID in the loop, we switch to the RELA relocs. */
+ irelamid = irela;
+ if (esdi->rel.hdr != NULL)
+ irelamid += (NUM_SHDR_ENTRIES (esdi->rel.hdr)
+ * bed->s->int_rels_per_ext_rel);
rel_hash_list = rel_hash;
+ rela_hash_list = NULL;
last_offset = o->output_offset;
if (!finfo->info->relocatable)
last_offset += o->output_section->vma;
next_erel = 0;
}
+ if (irela == irelamid)
+ {
+ rel_hash = esdo->rela.hashes + esdo->rela.count;
+ rela_hash_list = rel_hash;
+ rela_normal = bed->rela_normal;
+ }
+
irela->r_offset = _bfd_elf_section_offset (output_bfd,
finfo->info, o,
irela->r_offset);
}
/* Swap out the relocs. */
- if (input_rel_hdr->sh_size != 0
- && !bed->elf_backend_emit_relocs (output_bfd, o,
- input_rel_hdr,
- internal_relocs,
- rel_hash_list))
- return FALSE;
-
- input_rel_hdr2 = elf_section_data (o)->rel_hdr2;
- if (input_rel_hdr2 && input_rel_hdr2->sh_size != 0)
+ input_rel_hdr = esdi->rel.hdr;
+ if (input_rel_hdr && input_rel_hdr->sh_size != 0)
{
+ if (!bed->elf_backend_emit_relocs (output_bfd, o,
+ input_rel_hdr,
+ internal_relocs,
+ rel_hash_list))
+ return FALSE;
internal_relocs += (NUM_SHDR_ENTRIES (input_rel_hdr)
* bed->s->int_rels_per_ext_rel);
rel_hash_list += NUM_SHDR_ENTRIES (input_rel_hdr);
+ }
+
+ input_rela_hdr = esdi->rela.hdr;
+ if (input_rela_hdr && input_rela_hdr->sh_size != 0)
+ {
if (!bed->elf_backend_emit_relocs (output_bfd, o,
- input_rel_hdr2,
+ input_rela_hdr,
internal_relocs,
- rel_hash_list))
+ rela_hash_list))
return FALSE;
}
}
long indx;
bfd_vma offset;
bfd_vma addend;
+ struct bfd_elf_section_reloc_data *reldata;
struct elf_link_hash_entry **rel_hash_ptr;
Elf_Internal_Shdr *rel_hdr;
const struct elf_backend_data *bed = get_elf_backend_data (output_bfd);
Elf_Internal_Rela irel[MAX_INT_RELS_PER_EXT_REL];
bfd_byte *erel;
unsigned int i;
+ struct bfd_elf_section_data *esdo = elf_section_data (output_section);
howto = bfd_reloc_type_lookup (output_bfd, link_order->u.reloc.p->reloc);
if (howto == NULL)
addend = link_order->u.reloc.p->addend;
+ if (esdo->rel.hdr)
+ reldata = &esdo->rel;
+ else if (esdo->rela.hdr)
+ reldata = &esdo->rela;
+ else
+ {
+ reldata = NULL;
+ BFD_ASSERT (0);
+ }
+
/* Figure out the symbol index. */
- rel_hash_ptr = (elf_section_data (output_section)->rel_hashes
- + elf_section_data (output_section)->rel_count
- + elf_section_data (output_section)->rel_count2);
+ rel_hash_ptr = reldata->hashes + reldata->count;
if (link_order->type == bfd_section_reloc_link_order)
{
indx = link_order->u.reloc.p->u.section->target_index;
else
irel[0].r_info = ELF64_R_INFO (indx, howto->type);
- rel_hdr = &elf_section_data (output_section)->rel_hdr;
+ rel_hdr = reldata->hdr;
erel = rel_hdr->contents;
if (rel_hdr->sh_type == SHT_REL)
{
- erel += (elf_section_data (output_section)->rel_count
- * bed->s->sizeof_rel);
+ erel += reldata->count * bed->s->sizeof_rel;
(*bed->s->swap_reloc_out) (output_bfd, irel, erel);
}
else
{
irel[0].r_addend = addend;
- erel += (elf_section_data (output_section)->rel_count
- * bed->s->sizeof_rela);
+ erel += reldata->count * bed->s->sizeof_rela;
(*bed->s->swap_reloca_out) (output_bfd, irel, erel);
}
- ++elf_section_data (output_section)->rel_count;
+ ++reldata->count;
return TRUE;
}
{
unsigned int reloc_count = 0;
struct bfd_elf_section_data *esdi = NULL;
- unsigned int *rel_count1;
if (p->type == bfd_section_reloc_link_order
|| p->type == bfd_symbol_reloc_link_order)
if ((sec->flags & SEC_RELOC) != 0)
{
- size_t ext_size;
+ size_t ext_size = 0;
- ext_size = esdi->rel_hdr.sh_size;
- if (esdi->rel_hdr2 != NULL)
- ext_size += esdi->rel_hdr2->sh_size;
+ if (esdi->rel.hdr != NULL)
+ ext_size = esdi->rel.hdr->sh_size;
+ if (esdi->rela.hdr != NULL)
+ ext_size += esdi->rela.hdr->sh_size;
if (ext_size > max_external_reloc_size)
max_external_reloc_size = ext_size;
o->reloc_count += reloc_count;
- /* MIPS may have a mix of REL and RELA relocs on sections.
- To support this curious ABI we keep reloc counts in
- elf_section_data too. We must be careful to add the
- relocations from the input section to the right output
- count. FIXME: Get rid of one count. We have
- o->reloc_count == esdo->rel_count + esdo->rel_count2. */
- rel_count1 = &esdo->rel_count;
- if (esdi != NULL)
+ if (p->type == bfd_indirect_link_order
+ && (info->relocatable || info->emitrelocations))
{
- bfd_boolean same_size;
- bfd_size_type entsize1;
-
- entsize1 = esdi->rel_hdr.sh_entsize;
- /* PR 9827: If the header size has not been set yet then
- assume that it will match the output section's reloc type. */
- if (entsize1 == 0)
- entsize1 = o->use_rela_p ? bed->s->sizeof_rela : bed->s->sizeof_rel;
+ if (esdi->rel.hdr)
+ esdo->rel.count += NUM_SHDR_ENTRIES (esdi->rel.hdr);
+ if (esdi->rela.hdr)
+ esdo->rela.count += NUM_SHDR_ENTRIES (esdi->rela.hdr);
+ }
+ else
+ {
+ if (o->use_rela_p)
+ esdo->rela.count += reloc_count;
else
- BFD_ASSERT (entsize1 == bed->s->sizeof_rel
- || entsize1 == bed->s->sizeof_rela);
- same_size = !o->use_rela_p == (entsize1 == bed->s->sizeof_rel);
-
- if (!same_size)
- rel_count1 = &esdo->rel_count2;
-
- if (esdi->rel_hdr2 != NULL)
- {
- bfd_size_type entsize2 = esdi->rel_hdr2->sh_entsize;
- unsigned int alt_count;
- unsigned int *rel_count2;
-
- BFD_ASSERT (entsize2 != entsize1
- && (entsize2 == bed->s->sizeof_rel
- || entsize2 == bed->s->sizeof_rela));
-
- rel_count2 = &esdo->rel_count2;
- if (!same_size)
- rel_count2 = &esdo->rel_count;
-
- /* The following is probably too simplistic if the
- backend counts output relocs unusually. */
- BFD_ASSERT (bed->elf_backend_count_relocs == NULL);
- alt_count = NUM_SHDR_ENTRIES (esdi->rel_hdr2);
- *rel_count2 += alt_count;
- reloc_count -= alt_count;
- }
+ esdo->rel.count += reloc_count;
}
- *rel_count1 += reloc_count;
}
if (o->reloc_count > 0)
/* Set sizes, and assign file positions for reloc sections. */
for (o = abfd->sections; o != NULL; o = o->next)
{
+ struct bfd_elf_section_data *esdo = elf_section_data (o);
if ((o->flags & SEC_RELOC) != 0)
{
- if (!(_bfd_elf_link_size_reloc_section
- (abfd, &elf_section_data (o)->rel_hdr, o)))
+ if (esdo->rel.hdr
+ && !(_bfd_elf_link_size_reloc_section (abfd, &esdo->rel)))
goto error_return;
- if (elf_section_data (o)->rel_hdr2
- && !(_bfd_elf_link_size_reloc_section
- (abfd, elf_section_data (o)->rel_hdr2, o)))
+ if (esdo->rela.hdr
+ && !(_bfd_elf_link_size_reloc_section (abfd, &esdo->rela)))
goto error_return;
}
/* Now, reset REL_COUNT and REL_COUNT2 so that we can use them
to count upwards while actually outputting the relocations. */
- elf_section_data (o)->rel_count = 0;
- elf_section_data (o)->rel_count2 = 0;
+ esdo->rel.count = 0;
+ esdo->rela.count = 0;
}
_bfd_elf_assign_file_positions_for_relocs (abfd);
/* Adjust the relocs to have the correct symbol indices. */
for (o = abfd->sections; o != NULL; o = o->next)
{
+ struct bfd_elf_section_data *esdo = elf_section_data (o);
if ((o->flags & SEC_RELOC) == 0)
continue;
- elf_link_adjust_relocs (abfd, &elf_section_data (o)->rel_hdr,
- elf_section_data (o)->rel_count,
- elf_section_data (o)->rel_hashes);
- if (elf_section_data (o)->rel_hdr2 != NULL)
- elf_link_adjust_relocs (abfd, elf_section_data (o)->rel_hdr2,
- elf_section_data (o)->rel_count2,
- (elf_section_data (o)->rel_hashes
- + elf_section_data (o)->rel_count));
+ if (esdo->rel.hdr != NULL)
+ elf_link_adjust_relocs (abfd, &esdo->rel);
+ if (esdo->rela.hdr != NULL)
+ elf_link_adjust_relocs (abfd, &esdo->rela);
/* Set the reloc_count field to 0 to prevent write_relocs from
trying to swap the relocs out itself. */
free (finfo.symshndxbuf);
for (o = abfd->sections; o != NULL; o = o->next)
{
- if ((o->flags & SEC_RELOC) != 0
- && elf_section_data (o)->rel_hashes != NULL)
- free (elf_section_data (o)->rel_hashes);
+ struct bfd_elf_section_data *esdo = elf_section_data (o);
+ if ((o->flags & SEC_RELOC) != 0 && esdo->rel.hashes != NULL)
+ free (esdo->rel.hashes);
+ if ((o->flags & SEC_RELOC) != 0 && esdo->rela.hashes != NULL)
+ free (esdo->rela.hashes);
}
elf_tdata (abfd)->linker = TRUE;
free (finfo.symshndxbuf);
for (o = abfd->sections; o != NULL; o = o->next)
{
- if ((o->flags & SEC_RELOC) != 0
- && elf_section_data (o)->rel_hashes != NULL)
- free (elf_section_data (o)->rel_hashes);
+ struct bfd_elf_section_data *esdo = elf_section_data (o);
+ if ((o->flags & SEC_RELOC) != 0 && esdo->rel.hashes != NULL)
+ free (esdo->rel.hashes);
+ if ((o->flags & SEC_RELOC) != 0 && esdo->rela.hashes != NULL)
+ free (esdo->rela.hashes);
}
return FALSE;
{
const char * name;
unsigned int strndx = elf_elfheader (abfd)->e_shstrndx;
- unsigned int shnam = elf_section_data (sec)->rel_hdr.sh_name;
+ unsigned int shnam = _bfd_elf_single_rel_hdr (sec)->sh_name;
name = bfd_elf_string_from_elf_section (abfd, strndx, shnam);
if (name == NULL)
projects / deliverable / binutils-gdb.git / blobdiff