/* Matsushita 10300 specific support for 32-bit ELF
- Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
- 2006, 2007, 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
+ Copyright (C) 1996-2015 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
/* Dummy relocation. Does nothing. */
HOWTO (R_MN10300_NONE,
0,
- 2,
- 16,
+ 3,
+ 0,
FALSE,
0,
- complain_overflow_bitfield,
+ complain_overflow_dont,
bfd_elf_generic_reloc,
"R_MN10300_NONE",
FALSE,
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
FALSE), /* pcrel_offset */
-
+
HOWTO (R_MN10300_SYM_DIFF, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
asection * s;
struct elf_link_hash_entry * h;
const struct elf_backend_data * bed = get_elf_backend_data (abfd);
+ struct elf_link_hash_table *htab;
int ptralign;
/* This function may be called more than once. */
- if (bfd_get_section_by_name (abfd, ".got") != NULL)
+ htab = elf_hash_table (info);
+ if (htab->sgot != NULL)
return TRUE;
switch (bed->s->arch_size)
if (bed->plt_readonly)
pltflags |= SEC_READONLY;
- s = bfd_make_section_with_flags (abfd, ".plt", pltflags);
+ s = bfd_make_section_anyway_with_flags (abfd, ".plt", pltflags);
+ htab->splt = s;
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, bed->plt_alignment))
return FALSE;
{
h = _bfd_elf_define_linkage_sym (abfd, info, s,
"_PROCEDURE_LINKAGE_TABLE_");
- elf_hash_table (info)->hplt = h;
+ htab->hplt = h;
if (h == NULL)
return FALSE;
}
- s = bfd_make_section_with_flags (abfd, ".got", flags);
+ s = bfd_make_section_anyway_with_flags (abfd, ".got", flags);
+ htab->sgot = s;
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, ptralign))
return FALSE;
if (bed->want_got_plt)
{
- s = bfd_make_section_with_flags (abfd, ".got.plt", flags);
+ s = bfd_make_section_anyway_with_flags (abfd, ".got.plt", flags);
+ htab->sgotplt = s;
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, ptralign))
return FALSE;
because we don't want to define the symbol if we are not creating
a global offset table. */
h = _bfd_elf_define_linkage_sym (abfd, info, s, "_GLOBAL_OFFSET_TABLE_");
- elf_hash_table (info)->hgot = h;
+ htab->hgot = h;
if (h == NULL)
return FALSE;
unsigned int r_type;
r_type = ELF32_R_TYPE (dst->r_info);
- BFD_ASSERT (r_type < (unsigned int) R_MN10300_MAX);
+ if (r_type >= R_MN10300_MAX)
+ {
+ (*_bfd_error_handler) (_("%B: unrecognised MN10300 reloc number: %d"),
+ abfd, r_type);
+ bfd_set_error (bfd_error_bad_value);
+ r_type = R_MN10300_NONE;
+ }
cache_ptr->howto = elf_mn10300_howto_table + r_type;
}
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;
+
+ /* PR15323, ref flags aren't set for references in the same
+ object. */
+ h->root.non_ir_ref = 1;
}
r_type = ELF32_R_TYPE (rel->r_info);
if (info->shared)
info->flags |= DF_STATIC_TLS;
/* Fall through */
-
+
case R_MN10300_TLS_GD:
case R_MN10300_GOT32:
case R_MN10300_GOT24:
if (sgot == NULL)
{
- sgot = bfd_get_section_by_name (dynobj, ".got");
+ sgot = htab->root.sgot;
BFD_ASSERT (sgot != NULL);
}
if (srelgot == NULL
&& (h != NULL || info->shared))
{
- srelgot = bfd_get_section_by_name (dynobj, ".rela.got");
+ srelgot = bfd_get_linker_section (dynobj, ".rela.got");
if (srelgot == NULL)
{
- srelgot = bfd_make_section_with_flags (dynobj,
- ".rela.got",
- (SEC_ALLOC
- | SEC_LOAD
- | SEC_HAS_CONTENTS
- | SEC_IN_MEMORY
- | SEC_LINKER_CREATED
- | SEC_READONLY));
+ flagword flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS
+ | SEC_IN_MEMORY | SEC_LINKER_CREATED
+ | SEC_READONLY);
+ srelgot = bfd_make_section_anyway_with_flags (dynobj,
+ ".rela.got",
+ flags);
if (srelgot == NULL
|| ! bfd_set_section_alignment (dynobj, srelgot, 2))
goto fail;
return bfd_reloc_dangerous;
/* Use global offset table as symbol value. */
- value = bfd_get_section_by_name (dynobj,
- ".got")->output_section->vma;
+ value = htab->root.sgot->output_section->vma;
value -= (input_section->output_section->vma
+ input_section->output_offset);
value -= offset;
return bfd_reloc_dangerous;
/* Use global offset table as symbol value. */
- value = bfd_get_section_by_name (dynobj,
- ".got")->output_section->vma;
+ value = htab->root.sgot->output_section->vma;
value -= (input_section->output_section->vma
+ input_section->output_offset);
value -= offset;
if (dynobj == NULL)
return bfd_reloc_dangerous;
- value -= bfd_get_section_by_name (dynobj,
- ".got")->output_section->vma;
+ value -= htab->root.sgot->output_section->vma;
value += addend;
bfd_put_32 (input_bfd, value, hit_data);
if (dynobj == NULL)
return bfd_reloc_dangerous;
- value -= bfd_get_section_by_name (dynobj,
- ".got")->output_section->vma;
+ value -= htab->root.sgot->output_section->vma;
value += addend;
if ((long) value > 0x7fffff || (long) value < -0x800000)
if (dynobj == NULL)
return bfd_reloc_dangerous;
- value -= bfd_get_section_by_name (dynobj,
- ".got")->output_section->vma;
+ value -= htab->root.sgot->output_section->vma;
value += addend;
if ((long) value > 0x7fff || (long) value < -0x8000)
if (dynobj == NULL)
return bfd_reloc_dangerous;
- splt = bfd_get_section_by_name (dynobj, ".plt");
-
+ splt = htab->root.splt;
value = (splt->output_section->vma
+ splt->output_offset
+ h->plt.offset) - value;
if (dynobj == NULL)
return bfd_reloc_dangerous;
- splt = bfd_get_section_by_name (dynobj, ".plt");
-
+ splt = htab->root.splt;
value = (splt->output_section->vma
+ splt->output_offset
+ h->plt.offset) - value;
if (dynobj == NULL)
return bfd_reloc_dangerous;
- sgot = bfd_get_section_by_name (dynobj, ".got");
-
+ sgot = htab->root.sgot;
BFD_ASSERT (sgot != NULL);
value = htab->tls_ldm_got.offset + sgot->output_offset;
bfd_put_32 (input_bfd, value, hit_data);
if (!htab->tls_ldm_got.rel_emitted)
{
- asection * srelgot = bfd_get_section_by_name (dynobj, ".rela.got");
+ asection * srelgot = bfd_get_linker_section (dynobj, ".rela.got");
Elf_Internal_Rela rel;
BFD_ASSERT (srelgot != NULL);
if (dynobj == NULL)
return bfd_reloc_dangerous;
- sgot = bfd_get_section_by_name (dynobj, ".got");
-
+ sgot = htab->root.sgot;
if (r_type == R_MN10300_TLS_GD)
value = dtpoff (info, value);
asection * srelgot;
Elf_Internal_Rela outrel;
- srelgot = bfd_get_section_by_name (dynobj, ".rela.got");
+ srelgot = bfd_get_linker_section (dynobj, ".rela.got");
BFD_ASSERT (srelgot != NULL);
outrel.r_offset = (sgot->output_section->vma
bfd_reloc_status_type r;
int tls_r_type;
bfd_boolean unresolved_reloc = FALSE;
- bfd_boolean warned;
+ bfd_boolean warned, ignored;
struct elf_link_hash_entry * hh;
relocation = 0;
RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel,
r_symndx, symtab_hdr, sym_hashes,
hh, sec, relocation,
- unresolved_reloc, warned);
+ unresolved_reloc, warned, ignored);
}
h = elf_mn10300_hash_entry (hh);
serve to keep the section artifically inflated. */
if (ELF32_R_TYPE ((irelend - 1)->r_info) == (int) R_MN10300_ALIGN)
--irelend;
-
+
/* The deletion must stop at the next ALIGN reloc for an aligment
power larger than, or not a multiple of, the number of bytes we
are deleting. */
/* Iterate over all the input bfds. */
for (input_bfd = link_info->input_bfds;
input_bfd != NULL;
- input_bfd = input_bfd->link_next)
+ input_bfd = input_bfd->link.next)
{
/* We're going to need all the symbols for each bfd. */
symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
a "call" instruction. */
for (input_bfd = link_info->input_bfds;
input_bfd != NULL;
- input_bfd = input_bfd->link_next)
+ input_bfd = input_bfd->link.next)
{
/* We're going to need all the local symbols for each bfd. */
symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
{
asection * splt;
- splt = bfd_get_section_by_name (elf_hash_table (link_info)
- ->dynobj, ".plt");
-
+ splt = hash_table->root.splt;
value = ((splt->output_section->vma
+ splt->output_offset
+ h->root.plt.offset)
{
asection * sgot;
- sgot = bfd_get_section_by_name (elf_hash_table (link_info)
- ->dynobj, ".got");
-
+ sgot = hash_table->root.sgot;
if (ELF32_R_TYPE (irel->r_info) == (int) R_MN10300_GOT32)
{
value = sgot->output_offset;
_bfd_elf_link_hash_copy_indirect (info, dir, ind);
}
+/* Destroy an mn10300 ELF linker hash table. */
+
+static void
+elf32_mn10300_link_hash_table_free (bfd *obfd)
+{
+ struct elf32_mn10300_link_hash_table *ret
+ = (struct elf32_mn10300_link_hash_table *) obfd->link.hash;
+
+ obfd->link.hash = &ret->static_hash_table->root.root;
+ _bfd_elf_link_hash_table_free (obfd);
+ obfd->is_linker_output = TRUE;
+ obfd->link.hash = &ret->root.root;
+ _bfd_elf_link_hash_table_free (obfd);
+}
+
/* Create an mn10300 ELF linker hash table. */
static struct bfd_link_hash_table *
struct elf32_mn10300_link_hash_table *ret;
bfd_size_type amt = sizeof (* ret);
- ret = bfd_malloc (amt);
+ ret = bfd_zmalloc (amt);
if (ret == NULL)
return NULL;
- if (!_bfd_elf_link_hash_table_init (&ret->root, abfd,
- elf32_mn10300_link_hash_newfunc,
- sizeof (struct elf32_mn10300_link_hash_entry),
- MN10300_ELF_DATA))
- {
- free (ret);
- return NULL;
- }
-
- ret->flags = 0;
- ret->tls_ldm_got.refcount = 0;
- ret->tls_ldm_got.offset = -1;
- ret->tls_ldm_got.got_allocated = 0;
- ret->tls_ldm_got.rel_emitted = 0;
-
amt = sizeof (struct elf_link_hash_table);
- ret->static_hash_table = bfd_malloc (amt);
+ ret->static_hash_table = bfd_zmalloc (amt);
if (ret->static_hash_table == NULL)
{
free (ret);
free (ret);
return NULL;
}
- return & ret->root.root;
-}
-/* Free an mn10300 ELF linker hash table. */
+ abfd->is_linker_output = FALSE;
+ abfd->link.hash = NULL;
+ if (!_bfd_elf_link_hash_table_init (&ret->root, abfd,
+ elf32_mn10300_link_hash_newfunc,
+ sizeof (struct elf32_mn10300_link_hash_entry),
+ MN10300_ELF_DATA))
+ {
+ abfd->is_linker_output = TRUE;
+ abfd->link.hash = &ret->static_hash_table->root.root;
+ _bfd_elf_link_hash_table_free (abfd);
+ free (ret);
+ return NULL;
+ }
+ ret->root.root.hash_table_free = elf32_mn10300_link_hash_table_free;
-static void
-elf32_mn10300_link_hash_table_free (struct bfd_link_hash_table *hash)
-{
- struct elf32_mn10300_link_hash_table *ret
- = (struct elf32_mn10300_link_hash_table *) hash;
+ ret->tls_ldm_got.offset = -1;
- _bfd_generic_link_hash_table_free
- ((struct bfd_link_hash_table *) ret->static_hash_table);
- _bfd_generic_link_hash_table_free
- ((struct bfd_link_hash_table *) ret);
+ return & ret->root.root;
}
static unsigned long
flagword flags;
asection * s;
const struct elf_backend_data * bed = get_elf_backend_data (abfd);
+ struct elf32_mn10300_link_hash_table *htab = elf32_mn10300_hash_table (info);
int ptralign = 0;
switch (bed->s->arch_size)
flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_IN_MEMORY
| SEC_LINKER_CREATED);
- s = bfd_make_section_with_flags (abfd,
- (bed->default_use_rela_p
- ? ".rela.plt" : ".rel.plt"),
- flags | SEC_READONLY);
+ s = bfd_make_section_anyway_with_flags (abfd,
+ (bed->default_use_rela_p
+ ? ".rela.plt" : ".rel.plt"),
+ flags | SEC_READONLY);
+ htab->root.srelplt = s;
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, ptralign))
return FALSE;
image and use a R_*_COPY reloc to tell the dynamic linker to
initialize them at run time. The linker script puts the .dynbss
section into the .bss section of the final image. */
- s = bfd_make_section_with_flags (abfd, ".dynbss",
- SEC_ALLOC | SEC_LINKER_CREATED);
+ s = bfd_make_section_anyway_with_flags (abfd, ".dynbss",
+ SEC_ALLOC | SEC_LINKER_CREATED);
if (s == NULL)
return FALSE;
copy relocs. */
if (! info->shared)
{
- s = bfd_make_section_with_flags (abfd,
- (bed->default_use_rela_p
- ? ".rela.bss" : ".rel.bss"),
- flags | SEC_READONLY);
+ s = bfd_make_section_anyway_with_flags (abfd,
+ (bed->default_use_rela_p
+ ? ".rela.bss" : ".rel.bss"),
+ flags | SEC_READONLY);
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, ptralign))
return FALSE;
_bfd_mn10300_elf_adjust_dynamic_symbol (struct bfd_link_info * info,
struct elf_link_hash_entry * h)
{
+ struct elf32_mn10300_link_hash_table *htab = elf32_mn10300_hash_table (info);
bfd * dynobj;
asection * s;
- dynobj = elf_hash_table (info)->dynobj;
+ dynobj = htab->root.dynobj;
/* Make sure we know what is going on here. */
BFD_ASSERT (dynobj != NULL
return FALSE;
}
- s = bfd_get_section_by_name (dynobj, ".plt");
+ s = htab->root.splt;
BFD_ASSERT (s != NULL);
/* If this is the first .plt entry, make room for the special
/* We also need to make an entry in the .got.plt section, which
will be placed in the .got section by the linker script. */
- s = bfd_get_section_by_name (dynobj, ".got.plt");
+ s = htab->root.sgotplt;
BFD_ASSERT (s != NULL);
s->size += 4;
/* We also need to make an entry in the .rela.plt section. */
- s = bfd_get_section_by_name (dynobj, ".rela.plt");
+ s = bfd_get_linker_section (dynobj, ".rela.plt");
BFD_ASSERT (s != NULL);
s->size += sizeof (Elf32_External_Rela);
both the dynamic object and the regular object will refer to the
same memory location for the variable. */
- s = bfd_get_section_by_name (dynobj, ".dynbss");
+ s = bfd_get_linker_section (dynobj, ".dynbss");
BFD_ASSERT (s != NULL);
/* We must generate a R_MN10300_COPY reloc to tell the dynamic linker to
{
asection * srel;
- srel = bfd_get_section_by_name (dynobj, ".rela.bss");
+ srel = bfd_get_linker_section (dynobj, ".rela.bss");
BFD_ASSERT (srel != NULL);
srel->size += sizeof (Elf32_External_Rela);
h->needs_copy = 1;
}
- return _bfd_elf_adjust_dynamic_copy (h, s);
+ return _bfd_elf_adjust_dynamic_copy (info, h, s);
}
/* Set the sizes of the dynamic sections. */
bfd_boolean relocs;
bfd_boolean reltext;
- dynobj = elf_hash_table (info)->dynobj;
+ dynobj = htab->root.dynobj;
BFD_ASSERT (dynobj != NULL);
if (elf_hash_table (info)->dynamic_sections_created)
/* Set the contents of the .interp section to the interpreter. */
if (info->executable)
{
- s = bfd_get_section_by_name (dynobj, ".interp");
+ s = bfd_get_linker_section (dynobj, ".interp");
BFD_ASSERT (s != NULL);
s->size = sizeof ELF_DYNAMIC_INTERPRETER;
s->contents = (unsigned char *) ELF_DYNAMIC_INTERPRETER;
not actually use these entries. Reset the size of .rela.got,
which will cause it to get stripped from the output file
below. */
- s = bfd_get_section_by_name (dynobj, ".rela.got");
+ s = htab->root.sgot;
if (s != NULL)
s->size = 0;
}
if (htab->tls_ldm_got.refcount > 0)
{
- s = bfd_get_section_by_name (dynobj, ".rela.got");
+ s = bfd_get_linker_section (dynobj, ".rela.got");
BFD_ASSERT (s != NULL);
s->size += sizeof (Elf32_External_Rela);
}
struct elf_link_hash_entry * h,
Elf_Internal_Sym * sym)
{
+ struct elf32_mn10300_link_hash_table *htab = elf32_mn10300_hash_table (info);
bfd * dynobj;
- dynobj = elf_hash_table (info)->dynobj;
+ dynobj = htab->root.dynobj;
if (h->plt.offset != (bfd_vma) -1)
{
BFD_ASSERT (h->dynindx != -1);
- splt = bfd_get_section_by_name (dynobj, ".plt");
- sgot = bfd_get_section_by_name (dynobj, ".got.plt");
- srel = bfd_get_section_by_name (dynobj, ".rela.plt");
+ splt = htab->root.splt;
+ sgot = htab->root.sgotplt;
+ srel = bfd_get_linker_section (dynobj, ".rela.plt");
BFD_ASSERT (splt != NULL && sgot != NULL && srel != NULL);
/* Get the index in the procedure linkage table which
Elf_Internal_Rela rel;
/* This symbol has an entry in the global offset table. Set it up. */
- sgot = bfd_get_section_by_name (dynobj, ".got");
- srel = bfd_get_section_by_name (dynobj, ".rela.got");
+ sgot = htab->root.sgot;
+ srel = bfd_get_linker_section (dynobj, ".rela.got");
BFD_ASSERT (sgot != NULL && srel != NULL);
rel.r_offset = (sgot->output_section->vma
&& (h->root.type == bfd_link_hash_defined
|| h->root.type == bfd_link_hash_defweak));
- s = bfd_get_section_by_name (h->root.u.def.section->owner,
- ".rela.bss");
+ s = bfd_get_linker_section (dynobj, ".rela.bss");
BFD_ASSERT (s != NULL);
rel.r_offset = (h->root.u.def.value
}
/* Mark _DYNAMIC and _GLOBAL_OFFSET_TABLE_ as absolute. */
- if (streq (h->root.root.string, "_DYNAMIC")
+ if (h == elf_hash_table (info)->hdynamic
|| h == elf_hash_table (info)->hgot)
sym->st_shndx = SHN_ABS;
bfd * dynobj;
asection * sgot;
asection * sdyn;
+ struct elf32_mn10300_link_hash_table *htab = elf32_mn10300_hash_table (info);
- dynobj = elf_hash_table (info)->dynobj;
-
- sgot = bfd_get_section_by_name (dynobj, ".got.plt");
+ dynobj = htab->root.dynobj;
+ sgot = htab->root.sgotplt;
BFD_ASSERT (sgot != NULL);
- sdyn = bfd_get_section_by_name (dynobj, ".dynamic");
+ sdyn = bfd_get_linker_section (dynobj, ".dynamic");
if (elf_hash_table (info)->dynamic_sections_created)
{
}
/* Fill in the first entry in the procedure linkage table. */
- splt = bfd_get_section_by_name (dynobj, ".plt");
+ splt = htab->root.splt;
if (splt && splt->size > 0)
{
if (info->shared)
properly. */
static enum elf_reloc_type_class
-_bfd_mn10300_elf_reloc_type_class (const Elf_Internal_Rela *rela)
+_bfd_mn10300_elf_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))
{
#define bfd_elf32_mkobject mn10300_elf_mkobject
#ifndef ELF_ARCH
-#define TARGET_LITTLE_SYM bfd_elf32_mn10300_vec
+#define TARGET_LITTLE_SYM mn10300_elf32_vec
#define TARGET_LITTLE_NAME "elf32-mn10300"
#define ELF_ARCH bfd_arch_mn10300
#define ELF_TARGET_ID MN10300_ELF_DATA
mn10300_elf_get_relocated_section_contents
#define bfd_elf32_bfd_link_hash_table_create \
elf32_mn10300_link_hash_table_create
-#define bfd_elf32_bfd_link_hash_table_free \
- elf32_mn10300_link_hash_table_free
#ifndef elf_symbol_leading_char
#define elf_symbol_leading_char '_'
projects / deliverable / binutils-gdb.git / blobdiff