/* Meta support for 32-bit ELF
- Copyright (C) 2013 Free Software Foundation, Inc.
+ Copyright (C) 2013-2017 Free Software Foundation, Inc.
Contributed by Imagination Technologies Ltd.
This file is part of BFD, the Binary File Descriptor library.
/* No relocation. */
HOWTO (R_METAG_NONE, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 3, /* size (0 = byte, 1 = short, 2 = long) */
0, /* bitsize */
FALSE, /* pc_relative */
0, /* bitpos */
/* Assorted information used by elf_metag_size_stubs. */
unsigned int bfd_count;
- int top_index;
+ unsigned int top_index;
asection **input_list;
Elf_Internal_Sym **all_local_syms;
- /* Short-cuts to get to dynamic linker sections. */
- asection *sgot;
- asection *sgotplt;
- asection *srelgot;
- asection *splt;
- asection *srelplt;
- asection *sdynbss;
- asection *srelbss;
-
/* Small local sym cache. */
struct sym_cache sym_cache;
unsigned int r_type;
r_type = ELF32_R_TYPE (dst->r_info);
- BFD_ASSERT (r_type < (unsigned int) R_METAG_MAX);
+ if (r_type >= (unsigned int) R_METAG_MAX)
+ {
+ /* xgettext:c-format */
+ _bfd_error_handler (_("%B: invalid METAG reloc number: %d"), abfd, r_type);
+ r_type = 0;
+ }
cache_ptr->howto = & elf_metag_howto_table [r_type];
}
return entry;
}
+/* Free the derived linker hash table. */
+
+static void
+elf_metag_link_hash_table_free (bfd *obfd)
+{
+ struct elf_metag_link_hash_table *htab
+ = (struct elf_metag_link_hash_table *) obfd->link.hash;
+
+ bfd_hash_table_free (&htab->bstab);
+ _bfd_elf_link_hash_table_free (obfd);
+}
+
/* Create the derived linker hash table. The Meta ELF port uses the derived
hash table to keep information specific to the Meta ELF linker (without
using static variables). */
struct elf_metag_link_hash_table *htab;
bfd_size_type amt = sizeof (*htab);
- htab = bfd_malloc (amt);
+ htab = bfd_zmalloc (amt);
if (htab == NULL)
return NULL;
/* Init the stub hash table too. */
if (!bfd_hash_table_init (&htab->bstab, stub_hash_newfunc,
sizeof (struct elf_metag_stub_hash_entry)))
- return NULL;
-
- htab->stub_bfd = NULL;
- htab->add_stub_section = NULL;
- htab->layout_sections_again = NULL;
- htab->stub_group = NULL;
- htab->sgot = NULL;
- htab->sgotplt = NULL;
- htab->srelgot = NULL;
- htab->splt = NULL;
- htab->srelplt = NULL;
- htab->sdynbss = NULL;
- htab->srelbss = NULL;
- htab->sym_cache.abfd = NULL;
- htab->tls_ldm_got.refcount = 0;
+ {
+ _bfd_elf_link_hash_table_free (abfd);
+ return NULL;
+ }
+ htab->etab.root.hash_table_free = elf_metag_link_hash_table_free;
return &htab->etab.root;
}
-/* Free the derived linker hash table. */
-
-static void
-elf_metag_link_hash_table_free (struct bfd_link_hash_table *btab)
-{
- struct elf_metag_link_hash_table *htab
- = (struct elf_metag_link_hash_table *) btab;
-
- bfd_hash_table_free (&htab->bstab);
- _bfd_generic_link_hash_table_free (btab);
-}
-
/* Section name for stubs is the associated section name plus this
string. */
#define STUB_SUFFIX ".stub"
TRUE, FALSE);
if (hsh == NULL)
{
- (*_bfd_error_handler) (_("%B: cannot create stub entry %s"),
- section->owner,
- stub_name);
+ /* xgettext:c-format */
+ _bfd_error_handler (_("%B: cannot create stub entry %s"),
+ section->owner, stub_name);
return NULL;
}
_bfd_clear_contents (howto, input_bfd, input_section, \
contents + rel->r_offset); \
\
- if (info->relocatable \
+ if (bfd_link_relocatable (info) \
&& (input_section->flags & SEC_DEBUGGING)) \
{ \
/* Only remove relocations in debug sections since other \
else
{
struct elf_link_hash_entry *eh;
- bfd_boolean unresolved_reloc, warned;
+ bfd_boolean unresolved_reloc, warned, ignored;
RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel,
r_symndx, symtab_hdr, eh_syms,
eh, sec, relocation,
- unresolved_reloc, warned);
+ unresolved_reloc, warned, ignored);
name = eh->root.root.string;
hh = (struct elf_metag_link_hash_entry *) eh;
METAG_RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section,
rel, relend, howto, contents);
- if (info->relocatable)
+ if (bfd_link_relocatable (info))
continue;
switch (r_type)
if ((input_section->flags & SEC_ALLOC) == 0)
break;
- if ((info->shared
+ if ((bfd_link_pic (info)
&& r_symndx != STN_UNDEF
&& (input_section->flags & SEC_ALLOC) != 0
&& (r_type != R_METAG_RELBRANCH
|| !SYMBOL_CALLS_LOCAL (info, &hh->eh)))
- || (!info->shared
+ || (!bfd_link_pic (info)
&& hh != NULL
&& hh->eh.dynindx != -1
&& !hh->eh.non_got_ref
if (hh->eh.forced_local)
break;
- if (hh->eh.plt.offset == (bfd_vma) -1 ||
- htab->splt == NULL)
+ if (hh->eh.plt.offset == (bfd_vma) -1 || htab->etab.splt == NULL)
{
/* We didn't make a PLT entry for this symbol. This
happens when statically linking PIC code, or when
break;
}
- relocation = (htab->splt->output_section->vma
- + htab->splt->output_offset
+ relocation = (htab->etab.splt->output_section->vma
+ + htab->etab.splt->output_offset
+ hh->eh.plt.offset);
break;
case R_METAG_HI16_GOTPC:
case R_METAG_LO16_GOTPC:
- BFD_ASSERT (htab->sgot != NULL);
+ BFD_ASSERT (htab->etab.sgot != NULL);
- relocation = (htab->sgot->output_section->vma +
- htab->sgot->output_offset);
+ relocation = (htab->etab.sgot->output_section->vma +
+ htab->etab.sgot->output_offset);
relocation += GOT_REG_OFFSET;
relocation -= (input_section->output_section->vma
+ input_section->output_offset
case R_METAG_HI16_GOTOFF:
case R_METAG_LO16_GOTOFF:
case R_METAG_GETSET_GOTOFF:
- BFD_ASSERT (htab->sgot != NULL);
+ BFD_ASSERT (htab->etab.sgot != NULL);
- relocation -= (htab->sgot->output_section->vma +
- htab->sgot->output_offset);
+ relocation -= (htab->etab.sgot->output_section->vma +
+ htab->etab.sgot->output_offset);
relocation -= GOT_REG_OFFSET;
break;
case R_METAG_GETSET_GOT:
off = hh->eh.got.offset;
dyn = htab->etab.dynamic_sections_created;
- if (! WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info->shared,
+ if (! WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn,
+ bfd_link_pic (info),
&hh->eh))
{
/* If we aren't going to call finish_dynamic_symbol,
if (do_got)
{
- if (info->shared)
+ if (bfd_link_pic (info))
{
/* Output a dynamic relocation for this GOT entry.
In this case it is relative to the base of the
object because the symbol index is zero. */
Elf_Internal_Rela outrel;
bfd_byte *loc;
- asection *s = htab->srelgot;
+ asection *s = htab->etab.srelgot;
outrel.r_offset = (off
- + htab->sgot->output_offset
- + htab->sgot->output_section->vma);
+ + htab->etab.sgot->output_offset
+ + htab->etab.sgot->output_section->vma);
outrel.r_info = ELF32_R_INFO (0, R_METAG_RELATIVE);
outrel.r_addend = relocation;
loc = s->contents;
}
else
bfd_put_32 (output_bfd, relocation,
- htab->sgot->contents + off);
+ htab->etab.sgot->contents + off);
}
if (off >= (bfd_vma) -2)
int indx;
char tls_type;
- if (htab->sgot == NULL)
+ if (htab->etab.sgot == NULL)
abort();
indx = 0;
bfd_boolean dyn;
dyn = htab->etab.dynamic_sections_created;
- if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info->shared, &hh->eh)
- && (!info->shared
+ if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn,
+ bfd_link_pic (info),
+ &hh->eh)
+ && (!bfd_link_pic (info)
|| !SYMBOL_REFERENCES_LOCAL (info, &hh->eh)))
{
indx = hh->eh.dynindx;
}
if (tls_type == GOT_UNKNOWN)
- abort();
+ abort ();
if ((off & 1) != 0)
off &= ~1;
now, and emit any relocations. If both an IE GOT and a
GD GOT are necessary, we emit the GD first. */
- if ((info->shared || indx != 0)
+ if ((bfd_link_pic (info) || indx != 0)
&& (hh == NULL
|| ELF_ST_VISIBILITY (hh->eh.other) == STV_DEFAULT
|| hh->eh.root.type != bfd_link_hash_undefweak))
{
need_relocs = TRUE;
- loc = htab->srelgot->contents;
+ loc = htab->etab.srelgot->contents;
/* FIXME (CAO): Should this be reloc_count++ ? */
- loc += htab->srelgot->reloc_count * sizeof (Elf32_External_Rela);
+ loc += htab->etab.srelgot->reloc_count * sizeof (Elf32_External_Rela);
}
if (tls_type & GOT_TLS_GD)
if (need_relocs)
{
outrel.r_offset = (cur_off
- + htab->sgot->output_section->vma
- + htab->sgot->output_offset);
+ + htab->etab.sgot->output_section->vma
+ + htab->etab.sgot->output_offset);
outrel.r_info = ELF32_R_INFO (indx, R_METAG_TLS_DTPMOD);
outrel.r_addend = 0;
- bfd_put_32 (output_bfd, 0, htab->sgot->contents + cur_off);
+ bfd_put_32 (output_bfd, 0, htab->etab.sgot->contents + cur_off);
bfd_elf32_swap_reloca_out (output_bfd, &outrel, loc);
- htab->srelgot->reloc_count++;
+ htab->etab.srelgot->reloc_count++;
loc += sizeof (Elf32_External_Rela);
if (indx == 0)
bfd_put_32 (output_bfd, 0,
- htab->sgot->contents + cur_off + 4);
+ htab->etab.sgot->contents + cur_off + 4);
else
{
bfd_put_32 (output_bfd, 0,
- htab->sgot->contents + cur_off + 4);
+ htab->etab.sgot->contents + cur_off + 4);
outrel.r_info = ELF32_R_INFO (indx,
R_METAG_TLS_DTPOFF);
outrel.r_offset += 4;
bfd_elf32_swap_reloca_out (output_bfd,
&outrel, loc);
- htab->srelgot->reloc_count++;
+ htab->etab.srelgot->reloc_count++;
loc += sizeof (Elf32_External_Rela);
}
}
else
{
/* We don't support changing the TLS model. */
- abort ();
+ /* PR 20675 */
+ if (bfd_link_pic (info))
+ _bfd_error_handler (_("%B(%A): multiple TLS models are not supported"),
+ input_bfd, input_section);
+ else
+ _bfd_error_handler (_("%B(%A): shared library symbol %s encountered whilst performing a static link"),
+ input_bfd, input_section, name);
+ return FALSE;
}
cur_off += 8;
if (need_relocs)
{
outrel.r_offset = (cur_off
- + htab->sgot->output_section->vma
- + htab->sgot->output_offset);
+ + htab->etab.sgot->output_section->vma
+ + htab->etab.sgot->output_offset);
outrel.r_info = ELF32_R_INFO (indx, R_METAG_TLS_TPOFF);
if (indx == 0)
outrel.r_addend = 0;
bfd_elf32_swap_reloca_out (output_bfd, &outrel, loc);
- htab->srelgot->reloc_count++;
+ htab->etab.srelgot->reloc_count++;
loc += sizeof (Elf32_External_Rela);
}
else
bfd_put_32 (output_bfd, tpoff (info, relocation),
- htab->sgot->contents + cur_off);
+ htab->etab.sgot->contents + cur_off);
cur_off += 4;
}
case R_METAG_TLS_IENONPIC_LO16:
case R_METAG_TLS_LE_HI16:
case R_METAG_TLS_LE_LO16:
- if (info->shared)
+ if (bfd_link_pic (info))
{
- (*_bfd_error_handler)
- (_("%B(%A+0x%lx): R_METAG_TLS_LE/IENONPIC relocation not permitted in shared object"),
- input_bfd, input_section,
- (long) rel->r_offset, howto->name);
+ _bfd_error_handler
+ /* xgettext:c-format */
+ (_("%B(%A+%#Lx): %s relocation not permitted in shared object"),
+ input_bfd, input_section, rel->r_offset, howto->name);
return FALSE;
}
else
break;
case R_METAG_TLS_LDO_HI16:
case R_METAG_TLS_LDO_LO16:
- if (! info->shared)
+ if (! bfd_link_pic (info))
relocation = tpoff (info, relocation);
else
relocation -= dtpoff_base (info);
{
bfd_vma off;
- if (htab->sgot == NULL)
+ if (htab->etab.sgot == NULL)
abort();
off = htab->tls_ldm_got.offset;
if (off & 1)
bfd_byte *loc;
outrel.r_offset = (off
- + htab->sgot->output_section->vma
- + htab->sgot->output_offset);
+ + htab->etab.sgot->output_section->vma
+ + htab->etab.sgot->output_offset);
outrel.r_addend = 0;
outrel.r_info = ELF32_R_INFO (0, R_METAG_TLS_DTPMOD);
- loc = htab->srelgot->contents;
- loc += htab->srelgot->reloc_count++ * sizeof (Elf32_External_Rela);
+ loc = htab->etab.srelgot->contents;
+ loc += htab->etab.srelgot->reloc_count++ * sizeof (Elf32_External_Rela);
bfd_elf32_swap_reloca_out (output_bfd, &outrel, loc);
htab->tls_ldm_got.offset |= 1;
}
switch (r)
{
case bfd_reloc_overflow:
- r = info->callbacks->reloc_overflow
+ (*info->callbacks->reloc_overflow)
(info, (hh ? &hh->eh.root : NULL), name, howto->name,
(bfd_vma) 0, input_bfd, input_section, rel->r_offset);
break;
case bfd_reloc_undefined:
- r = info->callbacks->undefined_symbol
- (info, name, input_bfd, input_section, rel->r_offset,
- TRUE);
+ (*info->callbacks->undefined_symbol)
+ (info, name, input_bfd, input_section, rel->r_offset, TRUE);
break;
case bfd_reloc_outofrange:
}
if (msg)
- r = info->callbacks->warning
- (info, msg, name, input_bfd, input_section, rel->r_offset);
-
- if (! r)
- return FALSE;
+ (*info->callbacks->warning) (info, msg, name, input_bfd,
+ input_section, rel->r_offset);
}
}
/* Don't try to create the .plt and .got twice. */
htab = metag_link_hash_table (info);
- if (htab->splt != NULL)
+ if (htab->etab.splt != NULL)
return TRUE;
/* Call the generic code to do most of the work. */
if (! _bfd_elf_create_dynamic_sections (abfd, info))
return FALSE;
- htab->sgot = bfd_get_linker_section (abfd, ".got");
- if (! htab->sgot)
- return FALSE;
-
- htab->sgotplt = bfd_make_section_with_flags (abfd, ".got.plt",
- (SEC_ALLOC | SEC_LOAD |
- SEC_HAS_CONTENTS |
- SEC_IN_MEMORY |
- SEC_LINKER_CREATED));
- if (htab->sgotplt == NULL
- || !bfd_set_section_alignment (abfd, htab->sgotplt, 2))
- return FALSE;
+ /* The header goes at the start of the dynamic .got section, which
+ is placed after the dynamic .got.plt section. ie. The header is
+ not necessarily at the start of the output .got section. */
+ htab->etab.sgot->size += 12;
- /* Define the symbol __GLOBAL_OFFSET_TABLE__ at the start of the .got
- section. We don't do this in the linker script because we don't want
- to define the symbol if we are not creating a global offset table. */
+ /* Define the symbol __GLOBAL_OFFSET_TABLE__ on the header. */
bh = NULL;
if (!(_bfd_generic_link_add_one_symbol
- (info, abfd, "__GLOBAL_OFFSET_TABLE__", BSF_GLOBAL, htab->sgot,
+ (info, abfd, "__GLOBAL_OFFSET_TABLE__", BSF_GLOBAL, htab->etab.sgot,
(bfd_vma) 0, NULL, FALSE, bed->collect, &bh)))
return FALSE;
eh = (struct elf_link_hash_entry *) bh;
eh->type = STT_OBJECT;
eh->other = STV_HIDDEN;
- if (! info->executable
+ if (! bfd_link_executable (info)
&& ! bfd_elf_link_record_dynamic_symbol (info, eh))
return FALSE;
- elf_hash_table (info)->hgot = eh;
-
- htab->splt = bfd_get_linker_section (abfd, ".plt");
- htab->srelplt = bfd_get_linker_section (abfd, ".rela.plt");
-
- htab->srelgot = bfd_get_linker_section (abfd, ".rela.got");
-
- htab->sdynbss = bfd_get_linker_section (abfd, ".dynbss");
- htab->srelbss = bfd_get_linker_section (abfd, ".rela.bss");
+ htab->etab.hgot = eh;
return TRUE;
}
bfd *dynobj;
int tls_type = GOT_UNKNOWN, old_tls_type = GOT_UNKNOWN;
- if (info->relocatable)
+ if (bfd_link_relocatable (info))
return TRUE;
htab = metag_link_hash_table (info);
while (hh->eh.root.type == bfd_link_hash_indirect
|| hh->eh.root.type == bfd_link_hash_warning)
hh = (struct elf_metag_link_hash_entry *) hh->eh.root.u.i.link;
+
+ /* PR15323, ref flags aren't set for references in the same
+ object. */
+ hh->eh.root.non_ir_ref_regular = 1;
}
/* Some relocs require a global offset table. */
- if (htab->sgot == NULL)
+ if (htab->etab.sgot == NULL)
{
switch (r_type)
{
case R_METAG_TLS_GD:
case R_METAG_TLS_LDM:
case R_METAG_TLS_IE:
- if (info->shared)
+ if (bfd_link_pic (info))
info->flags |= DF_STATIC_TLS;
/* Fall through. */
cannot be used in shared libs. Don't error out for
sections we don't care about, such as debug sections or
non-constant sections. */
- if (info->shared
+ if (bfd_link_pic (info)
&& (sec->flags & SEC_ALLOC) != 0
&& (sec->flags & SEC_READONLY) != 0)
{
name = hh->eh.root.root.string;
else
name = bfd_elf_sym_name (abfd, symtab_hdr, isym, NULL);
- (*_bfd_error_handler)
+ _bfd_error_handler
+ /* xgettext:c-format */
(_("%B: relocation %s against `%s' can not be used when making a shared object; recompile with -fPIC"),
abfd, elf_metag_howto_table[r_type].name, name);
bfd_set_error (bfd_error_bad_value);
case R_METAG_ADDR32:
case R_METAG_RELBRANCH:
case R_METAG_GETSETOFF:
- if (hh != NULL && !info->shared)
+ if (hh != NULL && !bfd_link_pic (info))
{
hh->eh.non_got_ref = 1;
hh->eh.plt.refcount += 1;
may need to keep relocations for symbols satisfied by a
dynamic library if we manage to avoid copy relocs for the
symbol. */
- if ((info->shared
+ if ((bfd_link_pic (info)
&& (sec->flags & SEC_ALLOC) != 0
&& (r_type != R_METAG_RELBRANCH
|| (hh != NULL
&& (! info->symbolic
|| hh->eh.root.type == bfd_link_hash_defweak
|| !hh->eh.def_regular))))
- || (!info->shared
+ || (!bfd_link_pic (info)
&& (sec->flags & SEC_ALLOC) != 0
&& hh != NULL
&& (hh->eh.root.type == bfd_link_hash_defweak
struct elf_metag_link_hash_table *htab;
struct elf_metag_link_hash_entry *hh;
struct elf_metag_dyn_reloc_entry *hdh_p;
- asection *s;
+ asection *s, *srel;
/* If this is a function, put it in the procedure linkage table. We
will fill in the contents of the procedure linkage table later,
only references to the symbol are via the global offset table.
For such cases we need not do anything here; the relocations will
be handled correctly by relocate_section. */
- if (info->shared)
+ if (bfd_link_pic (info))
return TRUE;
/* If there are no references to this symbol that do not use the
return TRUE;
}
- if (eh->size == 0)
- {
- (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
- hh->eh.root.root.string);
- 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
an entry for this symbol in the .dynsym section. The dynamic
/* We must generate a COPY reloc to tell the dynamic linker to
copy the initial value out of the dynamic object and into the
runtime process image. */
- if ((eh->root.u.def.section->flags & SEC_ALLOC) != 0)
+ if ((eh->root.u.def.section->flags & SEC_READONLY) != 0)
{
- htab->srelbss->size += sizeof (Elf32_External_Rela);
+ s = htab->etab.sdynrelro;
+ srel = htab->etab.sreldynrelro;
+ }
+ else
+ {
+ s = htab->etab.sdynbss;
+ srel = htab->etab.srelbss;
+ }
+ if ((eh->root.u.def.section->flags & SEC_ALLOC) != 0 && eh->size != 0)
+ {
+ srel->size += sizeof (Elf32_External_Rela);
eh->needs_copy = 1;
}
- s = htab->sdynbss;
-
- return _bfd_elf_adjust_dynamic_copy (eh, s);
+ return _bfd_elf_adjust_dynamic_copy (info, eh, s);
}
/* Allocate space in .plt, .got and associated reloc sections for
return FALSE;
}
- if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (1, info->shared, eh))
+ if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (1, bfd_link_pic (info), eh))
{
- asection *s = htab->splt;
+ asection *s = htab->etab.splt;
/* If this is the first .plt entry, make room for the special
first entry. */
location in the .plt. This is required to make function
pointers compare as equal between the normal executable and
the shared library. */
- if (! info->shared
+ if (! bfd_link_pic (info)
&& !eh->def_regular)
{
eh->root.u.def.section = s;
/* We also need to make an entry in the .got.plt section, which
will be placed in the .got section by the linker script. */
- htab->sgotplt->size += 4;
+ htab->etab.sgotplt->size += 4;
/* We also need to make an entry in the .rel.plt section. */
- htab->srelplt->size += sizeof (Elf32_External_Rela);
+ htab->etab.srelplt->size += sizeof (Elf32_External_Rela);
}
else
{
return FALSE;
}
- s = htab->sgot;
+ s = htab->etab.sgot;
eh->got.offset = s->size;
s->size += 4;
R_METAG_TLS_GD needs one if local symbol and two if global. */
if ((tls_type == GOT_TLS_GD && eh->dynindx == -1)
|| (tls_type == GOT_TLS_IE && dyn))
- htab->srelgot->size += sizeof (Elf32_External_Rela);
+ htab->etab.srelgot->size += sizeof (Elf32_External_Rela);
else if (tls_type == GOT_TLS_GD)
- htab->srelgot->size += 2 * sizeof (Elf32_External_Rela);
- else if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info->shared, eh))
- htab->srelgot->size += sizeof (Elf32_External_Rela);
+ htab->etab.srelgot->size += 2 * sizeof (Elf32_External_Rela);
+ else if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn,
+ bfd_link_pic (info),
+ eh))
+ htab->etab.srelgot->size += sizeof (Elf32_External_Rela);
}
else
eh->got.offset = (bfd_vma) -1;
defined in a regular object. For the normal shared case, discard
space for relocs that have become local due to symbol visibility
changes. */
- if (info->shared)
+ if (bfd_link_pic (info))
{
if (SYMBOL_CALLS_LOCAL (info, eh))
{
if (htab->etab.dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (bfd_link_executable (info) && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
if (s == NULL)
/* Set up .got offsets for local syms, and space for local dynamic
relocs. */
- for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link_next)
+ for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link.next)
{
bfd_signed_vma *local_got;
bfd_signed_vma *end_local_got;
locsymcount = symtab_hdr->sh_info;
end_local_got = local_got + locsymcount;
local_tls_type = metag_elf_local_got_tls_type (ibfd);
- s = htab->sgot;
- srel = htab->srelgot;
+ s = htab->etab.sgot;
+ srel = htab->etab.srelgot;
for (; local_got < end_local_got; ++local_got)
{
if (*local_got > 0)
/* R_METAG_TLS_GD relocs need 2 consecutive GOT entries. */
if (*local_tls_type == GOT_TLS_GD)
s->size += 4;
- if (info->shared)
+ if (bfd_link_pic (info))
srel->size += sizeof (Elf32_External_Rela);
}
else
{
/* Allocate 2 got entries and 1 dynamic reloc for R_METAG_TLS_LDM
reloc. */
- htab->tls_ldm_got.offset = htab->sgot->size;
- htab->sgot->size += 8;
- htab->srelgot->size += sizeof (Elf32_External_Rela);
+ htab->tls_ldm_got.offset = htab->etab.sgot->size;
+ htab->etab.sgot->size += 8;
+ htab->etab.srelgot->size += sizeof (Elf32_External_Rela);
}
else
htab->tls_ldm_got.offset = -1;
if ((s->flags & SEC_LINKER_CREATED) == 0)
continue;
- if (s == htab->splt
- || s == htab->sgot
- || s == htab->sgotplt
- || s == htab->sdynbss)
+ if (s == htab->etab.splt
+ || s == htab->etab.sgot
+ || s == htab->etab.sgotplt
+ || s == htab->etab.sdynbss
+ || s == htab->etab.sdynrelro)
{
/* Strip this section if we don't need it; see the
comment below. */
}
else if (CONST_STRNEQ (bfd_get_section_name (dynobj, s), ".rela"))
{
- if (s->size != 0 && s != htab->srelplt)
+ if (s->size != 0 && s != htab->etab.srelplt)
relocs = TRUE;
/* We use the reloc_count field as a counter if we need
if (!add_dynamic_entry (DT_PLTGOT, 0))
return FALSE;
- if (info->executable)
+ if (bfd_link_executable (info))
{
if (!add_dynamic_entry (DT_DEBUG, 0))
return FALSE;
}
- if (htab->srelplt->size != 0)
+ if (htab->etab.srelplt->size != 0)
{
if (!add_dynamic_entry (DT_PLTRELSZ, 0)
|| !add_dynamic_entry (DT_PLTREL, DT_RELA)
BFD_ASSERT (eh->dynindx != -1);
- splt = htab->splt;
- sgot = htab->sgotplt;
- srela = htab->srelplt;
+ splt = htab->etab.splt;
+ sgot = htab->etab.sgotplt;
+ srela = htab->etab.srelplt;
BFD_ASSERT (splt != NULL && sgot != NULL && srela != NULL);
/* Get the index in the procedure linkage table which
BFD_ASSERT (plt_index < (1 << 16));
/* Fill in the entry in the procedure linkage table. */
- if (! info->shared)
+ if (! bfd_link_pic (info))
{
bfd_put_32 (output_bfd,
(plt_entry[0]
+ got_offset);
rel.r_info = ELF32_R_INFO (eh->dynindx, R_METAG_JMP_SLOT);
rel.r_addend = 0;
- loc = htab->srelplt->contents;
+ loc = htab->etab.srelplt->contents;
loc += plt_index * sizeof(Elf32_External_Rela);
bfd_elf32_swap_reloca_out (output_bfd, &rel, loc);
up. */
rel.r_offset = ((eh->got.offset &~ (bfd_vma) 1)
- + htab->sgot->output_offset
- + htab->sgot->output_section->vma);
+ + htab->etab.sgot->output_offset
+ + htab->etab.sgot->output_section->vma);
/* If this is a -Bsymbolic link and the symbol is defined
locally or was forced to be local because of a version file,
we just want to emit a RELATIVE reloc. The entry in the
global offset table will already have been initialized in the
relocate_section function. */
- if (info->shared
+ if (bfd_link_pic (info)
&& (info->symbolic || eh->dynindx == -1)
&& eh->def_regular)
{
{
if ((eh->got.offset & 1) != 0)
abort ();
- bfd_put_32 (output_bfd, 0, htab->sgot->contents + eh->got.offset);
+ bfd_put_32 (output_bfd, 0, htab->etab.sgot->contents + eh->got.offset);
rel.r_info = ELF32_R_INFO (eh->dynindx, R_METAG_GLOB_DAT);
rel.r_addend = 0;
}
- loc = htab->srelgot->contents;
- loc += htab->srelgot->reloc_count++ * sizeof (Elf32_External_Rela);
+ loc = htab->etab.srelgot->contents;
+ loc += htab->etab.srelgot->reloc_count++ * sizeof (Elf32_External_Rela);
bfd_elf32_swap_reloca_out (output_bfd, &rel, loc);
}
|| eh->root.type == bfd_link_hash_defweak)))
abort ();
- s = htab->srelbss;
-
rel.r_offset = (eh->root.u.def.value
+ eh->root.u.def.section->output_offset
+ eh->root.u.def.section->output_section->vma);
rel.r_addend = 0;
rel.r_info = ELF32_R_INFO (eh->dynindx, R_METAG_COPY);
+ if (eh->root.u.def.section == htab->etab.sdynrelro)
+ s = htab->etab.sreldynrelro;
+ else
+ s = htab->etab.srelbss;
loc = s->contents + s->reloc_count++ * sizeof (Elf32_External_Rela);
bfd_elf32_swap_reloca_out (output_bfd, &rel, loc);
}
/* Set the Meta ELF ABI version. */
static void
-elf_metag_post_process_headers (bfd * abfd, struct bfd_link_info * link_info ATTRIBUTE_UNUSED)
+elf_metag_post_process_headers (bfd * abfd, struct bfd_link_info * link_info)
{
Elf_Internal_Ehdr * i_ehdrp; /* ELF file header, internal form. */
+ _bfd_elf_post_process_headers (abfd, link_info);
i_ehdrp = elf_elfheader (abfd);
i_ehdrp->e_ident[EI_ABIVERSION] = METAG_ELF_ABI_VERSION;
}
dynamic linker, before writing them out. */
static enum elf_reloc_type_class
-elf_metag_reloc_type_class (const Elf_Internal_Rela *rela)
+elf_metag_reloc_type_class (const struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ const asection *rel_sec ATTRIBUTE_UNUSED,
+ const Elf_Internal_Rela *rela)
{
switch ((int) ELF32_R_TYPE (rela->r_info))
{
continue;
case DT_PLTGOT:
- s = htab->sgot->output_section;
- BFD_ASSERT (s != NULL);
- dyn.d_un.d_ptr = s->vma + htab->sgot->output_offset;
+ s = htab->etab.sgot;
+ dyn.d_un.d_ptr = s->output_section->vma + s->output_offset;
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
case DT_JMPREL:
- s = htab->srelplt->output_section;
- BFD_ASSERT (s != NULL);
- dyn.d_un.d_ptr = s->vma;
+ s = htab->etab.srelplt;
+ dyn.d_un.d_ptr = s->output_section->vma + s->output_offset;
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
case DT_PLTRELSZ:
- s = htab->srelplt;
+ s = htab->etab.srelplt;
dyn.d_un.d_val = s->size;
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
-
- case DT_RELASZ:
- /* Don't count procedure linkage table relocs in the
- overall reloc count. */
- if (htab->srelplt) {
- s = htab->srelplt;
- dyn.d_un.d_val -= s->size;
- }
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
-
- case DT_RELA:
- /* We may not be using the standard ELF linker script.
- If .rela.plt is the first .rela section, we adjust
- DT_RELA to not include it. */
- if (htab->srelplt) {
- s = htab->srelplt;
- if (dyn.d_un.d_ptr == s->output_section->vma + s->output_offset)
- dyn.d_un.d_ptr += s->size;
- }
- bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
- break;
}
}
/* Fill in the first entry in the procedure linkage table. */
- splt = htab->splt;
+ splt = htab->etab.splt;
if (splt && splt->size > 0)
{
unsigned long addr;
/* addr = .got + 4 */
- addr = htab->sgot->output_section->vma +
- htab->sgot->output_offset + 4;
- if (info->shared)
+ addr = (htab->etab.sgot->output_section->vma
+ + htab->etab.sgot->output_offset + 4);
+ if (bfd_link_pic (info))
{
addr -= splt->output_section->vma + splt->output_offset;
bfd_put_32 (output_bfd,
}
}
- if (htab->sgot != NULL && htab->sgot->size != 0)
+ if (htab->etab.sgot != NULL && htab->etab.sgot->size != 0)
{
/* Fill in the first entry in the global offset table.
We use it to point to our dynamic section, if we have one. */
bfd_put_32 (output_bfd,
sdyn ? sdyn->output_section->vma + sdyn->output_offset : 0,
- htab->sgot->contents);
+ htab->etab.sgot->contents);
/* The second entry is reserved for use by the dynamic linker. */
- memset (htab->sgot->contents + GOT_ENTRY_SIZE, 0, GOT_ENTRY_SIZE);
+ memset (htab->etab.sgot->contents + GOT_ENTRY_SIZE, 0, GOT_ENTRY_SIZE);
/* Set .got entry size. */
- elf_section_data (htab->sgot->output_section)
+ elf_section_data (htab->etab.sgot->output_section)
->this_hdr.sh_entsize = GOT_ENTRY_SIZE;
}
bfd_signed_vma *local_plt_refcounts;
const Elf_Internal_Rela *rel, *relend;
- if (info->relocatable)
+ if (bfd_link_relocatable (info))
return TRUE;
elf_section_data (sec)->local_dynrel = NULL;
struct elf_metag_dyn_reloc_entry **hdh_pp;
struct elf_metag_dyn_reloc_entry *hdh_p;
- if (!info->shared && eh->plt.refcount > 0)
+ if (!bfd_link_pic (info) && eh->plt.refcount > 0)
eh->plt.refcount -= 1;
hh = (struct elf_metag_link_hash_entry *) eh;
if (branch_offset + max_branch_offset >= 2*max_branch_offset)
{
- if (info->shared)
+ if (bfd_link_pic (info))
return metag_stub_long_branch_shared;
else
return metag_stub_long_branch;
{
bfd *input_bfd;
unsigned int bfd_count;
- int top_id, top_index;
+ unsigned int top_id, top_index;
asection *section;
asection **input_list, **list;
bfd_size_type amt;
/* Count the number of input BFDs and find the top input section id. */
for (input_bfd = info->input_bfds, bfd_count = 0, top_id = 0;
input_bfd != NULL;
- input_bfd = input_bfd->link_next)
+ input_bfd = input_bfd->link.next)
{
bfd_count += 1;
for (section = input_bfd->sections;
/* Walk over all the input BFDs, swapping in local symbols. */
for (bfd_indx = 0;
input_bfd != NULL;
- input_bfd = input_bfd->link_next, bfd_indx++)
+ input_bfd = input_bfd->link.next, bfd_indx++)
{
Elf_Internal_Shdr *symtab_hdr;
for (input_bfd = info->input_bfds, bfd_indx = 0;
input_bfd != NULL;
- input_bfd = input_bfd->link_next, bfd_indx++)
+ input_bfd = input_bfd->link.next, bfd_indx++)
{
Elf_Internal_Shdr *symtab_hdr;
asection *section;
&& hh->eh.dynindx != -1
&& r_type == (unsigned int) R_METAG_RELBRANCH_PLT)
{
- sym_sec = htab->splt;
+ sym_sec = htab->etab.splt;
sym_value = hh->eh.plt.offset;
}
}
else if (hh->eh.root.type == bfd_link_hash_undefweak)
{
- if (! info->shared)
+ if (! bfd_link_pic (info))
continue;
}
else if (hh->eh.root.type == bfd_link_hash_undefined)
#define ELF_MAXPAGESIZE 0x4000
#define ELF_COMMONPAGESIZE 0x1000
-#define TARGET_LITTLE_SYM bfd_elf32_metag_vec
+#define TARGET_LITTLE_SYM metag_elf32_vec
#define TARGET_LITTLE_NAME "elf32-metag"
#define elf_symbol_leading_char '_'
#define bfd_elf32_bfd_is_local_label_name elf_metag_is_local_label_name
#define bfd_elf32_bfd_link_hash_table_create \
elf_metag_link_hash_table_create
-#define bfd_elf32_bfd_link_hash_table_free elf_metag_link_hash_table_free
#define elf_backend_relocate_section elf_metag_relocate_section
#define elf_backend_gc_mark_hook elf_metag_gc_mark_hook
#define elf_backend_gc_sweep_hook elf_metag_gc_sweep_hook
#define elf_backend_can_gc_sections 1
#define elf_backend_can_refcount 1
-#define elf_backend_got_header_size 12
-#define elf_backend_rela_normal 1
+#define elf_backend_rela_normal 1
+#define elf_backend_want_got_plt 1
#define elf_backend_want_got_sym 0
#define elf_backend_want_plt_sym 0
#define elf_backend_plt_readonly 1
+#define elf_backend_dtrel_excludes_plt 1
+#define elf_backend_want_dynrelro 1
#define bfd_elf32_bfd_reloc_type_lookup metag_reloc_type_lookup
#define bfd_elf32_bfd_reloc_name_lookup metag_reloc_name_lookup
projects / deliverable / binutils-gdb.git / blobdiff