/* SPARC-specific support for ELF
- Copyright (C) 2005-2014 Free Software Foundation, Inc.
+ Copyright (C) 2005-2016 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
static reloc_howto_type _bfd_sparc_elf_howto_table[] =
{
- HOWTO(R_SPARC_NONE, 0,0, 0,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_NONE", FALSE,0,0x00000000,TRUE),
+ HOWTO(R_SPARC_NONE, 0,3, 0,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_NONE", FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_8, 0,0, 8,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_8", FALSE,0,0x000000ff,TRUE),
HOWTO(R_SPARC_16, 0,1,16,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_16", FALSE,0,0x0000ffff,TRUE),
HOWTO(R_SPARC_32, 0,2,32,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_32", FALSE,0,0xffffffff,TRUE),
return &ret->elf;
}
+/* Destroy a SPARC ELF linker hash table. */
+
+static void
+_bfd_sparc_elf_link_hash_table_free (bfd *obfd)
+{
+ struct _bfd_sparc_elf_link_hash_table *htab
+ = (struct _bfd_sparc_elf_link_hash_table *) obfd->link.hash;
+
+ if (htab->loc_hash_table)
+ htab_delete (htab->loc_hash_table);
+ if (htab->loc_hash_memory)
+ objalloc_free ((struct objalloc *) htab->loc_hash_memory);
+ _bfd_elf_link_hash_table_free (obfd);
+}
+
/* Create a SPARC ELF linker hash table. */
struct bfd_link_hash_table *
ret->loc_hash_memory = objalloc_create ();
if (!ret->loc_hash_table || !ret->loc_hash_memory)
{
- free (ret);
+ _bfd_sparc_elf_link_hash_table_free (abfd);
return NULL;
}
+ ret->elf.root.hash_table_free = _bfd_sparc_elf_link_hash_table_free;
return &ret->elf.root;
}
-/* Destroy a SPARC ELF linker hash table. */
-
-void
-_bfd_sparc_elf_link_hash_table_free (struct bfd_link_hash_table *hash)
-{
- struct _bfd_sparc_elf_link_hash_table *htab
- = (struct _bfd_sparc_elf_link_hash_table *) hash;
-
- if (htab->loc_hash_table)
- htab_delete (htab->loc_hash_table);
- if (htab->loc_hash_memory)
- objalloc_free ((struct objalloc *) htab->loc_hash_memory);
- _bfd_generic_link_hash_table_free (hash);
-}
-
/* Create .plt, .rela.plt, .got, .rela.got, .dynbss, and
.rela.bss sections in DYNOBJ, and set up shortcuts to them in our
hash table. */
return FALSE;
htab->sdynbss = bfd_get_linker_section (dynobj, ".dynbss");
- if (!info->shared)
+ if (!bfd_link_pic (info))
htab->srelbss = bfd_get_linker_section (dynobj, ".rela.bss");
if (htab->is_vxworks)
{
if (!elf_vxworks_create_dynamic_sections (dynobj, info, &htab->srelplt2))
return FALSE;
- if (info->shared)
+ if (bfd_link_pic (info))
{
htab->plt_header_size
= 4 * ARRAY_SIZE (sparc_vxworks_shared_plt0_entry);
}
if (!htab->elf.splt || !htab->elf.srelplt || !htab->sdynbss
- || (!info->shared && !htab->srelbss))
+ || (!bfd_link_pic (info) && !htab->srelbss))
abort ();
return TRUE;
&& ! _bfd_sparc_elf_tdata (abfd)->has_tlsgd)
r_type = R_SPARC_REV32;
- if (info->shared)
+ if (bfd_link_pic (info))
return r_type;
switch (r_type)
int num_relocs;
bfd_boolean checked_tlsgd = FALSE;
- if (info->relocatable)
+ if (bfd_link_relocatable (info))
return TRUE;
htab = _bfd_sparc_elf_hash_table (info);
case R_SPARC_TLS_LE_HIX22:
case R_SPARC_TLS_LE_LOX10:
- if (info->shared)
+ if (bfd_link_pic (info))
goto r_sparc_plt32;
break;
case R_SPARC_TLS_IE_HI22:
case R_SPARC_TLS_IE_LO10:
- if (info->shared)
+ if (bfd_link_pic (info))
info->flags |= DF_STATIC_TLS;
/* Fall through */
case R_SPARC_TLS_GD_CALL:
case R_SPARC_TLS_LDM_CALL:
- if (info->shared)
+ if (bfd_link_pic (info))
{
/* These are basically R_SPARC_TLS_WPLT30 relocs against
__tls_get_addr. */
h->non_got_ref = 1;
r_sparc_plt32:
- if (h != NULL && !info->shared)
+ if (h != NULL && !bfd_link_pic (info))
{
/* We may need a .plt entry if the function this reloc
refers to is in a shared lib. */
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
&& (! _bfd_sparc_elf_howto_table[r_type].pc_relative
|| (h != NULL
&& (! SYMBOLIC_BIND (info, h)
|| h->root.type == bfd_link_hash_defweak
|| !h->def_regular))))
- || (!info->shared
+ || (!bfd_link_pic (info)
&& (sec->flags & SEC_ALLOC) != 0
&& h != NULL
&& (h->root.type == bfd_link_hash_defweak
|| !h->def_regular))
- || (!info->shared
+ || (!bfd_link_pic (info)
&& h != NULL
&& h->type == STT_GNU_IFUNC))
{
}
/* FIXME: The test here, in check_relocs and in relocate_section
- dealing with TLS optimization, ought to be !info->executable. */
- if (info->shared)
+ dealing with TLS optimization, ought to be !bfd_link_executable (info). */
+ if (bfd_link_pic (info))
{
switch (SPARC_ELF_R_TYPE (rel->r_info))
{
bfd_signed_vma *local_got_refcounts;
const Elf_Internal_Rela *rel, *relend;
- if (info->relocatable)
+ if (bfd_link_relocatable (info))
return TRUE;
BFD_ASSERT (is_sparc_elf (abfd) || sec->reloc_count == 0);
}
r_type = SPARC_ELF_R_TYPE (rel->r_info);
- r_type = sparc_elf_tls_transition (info, abfd, r_type, h != NULL);
+ r_type = sparc_elf_tls_transition (info, abfd, r_type, h == NULL);
switch (r_type)
{
case R_SPARC_TLS_LDM_HI22:
case R_SPARC_L44:
case R_SPARC_H34:
case R_SPARC_UA64:
- if (info->shared)
+ if (bfd_link_pic (info))
break;
/* Fall through. */
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
s = htab->sdynbss;
- return _bfd_elf_adjust_dynamic_copy (h, s);
+ return _bfd_elf_adjust_dynamic_copy (info, h, s);
}
/* Allocate space in .plt, .got and associated reloc sections for
return FALSE;
}
- if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (1, info->shared, h)
+ if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (1, bfd_link_pic (info), h)
|| (h->type == STT_GNU_IFUNC
&& h->def_regular))
{
s->size = htab->plt_header_size;
/* Allocate space for the .rela.plt.unloaded relocations. */
- if (htab->is_vxworks && !info->shared)
+ if (htab->is_vxworks && !bfd_link_pic (info))
htab->srelplt2->size = sizeof (Elf32_External_Rela) * 2;
}
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)
&& !h->def_regular)
{
h->root.u.def.section = s;
htab->elf.sgotplt->size += 4;
/* ...and for the .rela.plt.unloaded relocations. */
- if (!info->shared)
+ if (!bfd_link_pic (info))
htab->srelplt2->size += sizeof (Elf32_External_Rela) * 3;
}
}
/* If R_SPARC_TLS_IE_{HI22,LO10} symbol is now local to the binary,
make it a R_SPARC_TLS_LE_{HI22,LO10} requiring no TLS entry. */
if (h->got.refcount > 0
- && !info->shared
+ && !bfd_link_pic (info)
&& h->dynindx == -1
&& _bfd_sparc_elf_hash_entry(h)->tls_type == GOT_TLS_IE)
h->got.offset = (bfd_vma) -1;
htab->elf.srelgot->size += SPARC_ELF_RELA_BYTES (htab);
else if (tls_type == GOT_TLS_GD)
htab->elf.srelgot->size += 2 * SPARC_ELF_RELA_BYTES (htab);
- else if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info->shared, h))
+ else if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn,
+ bfd_link_pic (info),
+ h))
htab->elf.srelgot->size += SPARC_ELF_RELA_BYTES (htab);
}
else
space for pc-relative relocs that have become local due to symbol
visibility changes. */
- if (info->shared)
+ if (bfd_link_pic (info))
{
if (SYMBOL_CALLS_LOCAL (info, h))
{
if (elf_hash_table (info)->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");
BFD_ASSERT (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;
s->size += SPARC_ELF_WORD_BYTES (htab);
if (*local_tls_type == GOT_TLS_GD)
s->size += SPARC_ELF_WORD_BYTES (htab);
- if (info->shared
+ if (bfd_link_pic (info)
|| *local_tls_type == GOT_TLS_GD
|| *local_tls_type == GOT_TLS_IE)
srel->size += SPARC_ELF_RELA_BYTES (htab);
#define add_dynamic_entry(TAG, VAL) \
_bfd_elf_add_dynamic_entry (info, TAG, VAL)
- if (info->executable)
+ if (bfd_link_executable (info))
{
if (!add_dynamic_entry (DT_DEBUG, 0))
return FALSE;
struct bfd_link_info *link_info ATTRIBUTE_UNUSED,
bfd_boolean *again)
{
- if (link_info->relocatable)
+ if (bfd_link_relocatable (link_info))
(*link_info->callbacks->einfo)
(_("%P%F: --relax and -r may not be used together\n"));
sreloc = elf_section_data (input_section)->sreloc;
/* We have to handle relocations in vxworks .tls_vars sections
specially, because the dynamic loader is 'weird'. */
- is_vxworks_tls = (htab->is_vxworks && info->shared
+ is_vxworks_tls = (htab->is_vxworks && bfd_link_pic (info)
&& !strcmp (input_section->output_section->name,
".tls_vars"));
sec = local_sections[r_symndx];
relocation = _bfd_elf_rela_local_sym (output_bfd, sym, &sec, rel);
- if (!info->relocatable
+ if (!bfd_link_relocatable (info)
&& ELF_ST_TYPE (sym->st_info) == STT_GNU_IFUNC)
{
/* Relocate against local STT_GNU_IFUNC symbol. */
RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section,
rel, 1, relend, howto, 0, contents);
- if (info->relocatable)
+ if (bfd_link_relocatable (info))
continue;
if (h != NULL
case R_SPARC_32:
case R_SPARC_64:
- if (info->shared && h->non_got_ref)
+ if (bfd_link_pic (info) && h->non_got_ref)
{
Elf_Internal_Rela outrel;
bfd_vma offset;
if (h->dynindx == -1
|| h->forced_local
- || info->executable)
+ || bfd_link_executable (info))
{
outrel.r_info = SPARC_ELF_R_INFO (htab, NULL,
0, R_SPARC_IRELATIVE);
case R_SPARC_HI22:
case R_SPARC_LO10:
/* We should only see such relocs in static links. */
- if (info->shared)
+ if (bfd_link_pic (info))
abort();
relocation = (plt_sec->output_section->vma
+ plt_sec->output_offset + h->plt.offset);
BFD_ASSERT (off != (bfd_vma) -1);
dyn = elf_hash_table (info)->dynamic_sections_created;
- if (! WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info->shared, h)
- || (info->shared
+ if (! WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn,
+ bfd_link_pic (info),
+ h)
+ || (bfd_link_pic (info)
&& SYMBOL_REFERENCES_LOCAL (info, h)))
{
/* This is actually a static link, or it is a
else
{
- if (info->shared)
+ if (bfd_link_pic (info))
{
asection *s;
Elf_Internal_Rela outrel;
|| is_vxworks_tls)
break;
- if ((info->shared
+ if ((bfd_link_pic (info)
&& (h == NULL
|| ELF_ST_VISIBILITY (h->other) == STV_DEFAULT
|| h->root.type != bfd_link_hash_undefweak)
&& (! howto->pc_relative
|| !SYMBOL_CALLS_LOCAL (info, h)))
- || (!info->shared
+ || (!bfd_link_pic (info)
&& h != NULL
&& h->dynindx != -1
&& !h->non_got_ref
memset (&outrel, 0, sizeof outrel);
/* h->dynindx may be -1 if the symbol was marked to
become local. */
- else if (h != NULL &&
- h->dynindx != -1
- && (! is_plt
- || !info->shared
+ else if (h != NULL
+ && h->dynindx != -1
+ && (_bfd_sparc_elf_howto_table[r_type].pc_relative
+ || !bfd_link_pic (info)
|| !SYMBOLIC_BIND (info, h)
|| !h->def_regular))
{
else if (h != NULL)
{
tls_type = _bfd_sparc_elf_hash_entry(h)->tls_type;
- if (!info->shared && h->dynindx == -1 && tls_type == GOT_TLS_IE)
+ if (!bfd_link_pic (info)
+ && h->dynindx == -1
+ && tls_type == GOT_TLS_IE)
switch (SPARC_ELF_R_TYPE (rel->r_info))
{
case R_SPARC_TLS_GD_HI22:
case R_SPARC_TLS_LDM_HI22:
case R_SPARC_TLS_LDM_LO10:
- if (! info->shared)
+ if (! bfd_link_pic (info))
{
bfd_put_32 (output_bfd, SPARC_NOP, contents + rel->r_offset);
continue;
case R_SPARC_TLS_LDO_HIX22:
case R_SPARC_TLS_LDO_LOX10:
- if (info->shared)
+ if (bfd_link_pic (info))
{
relocation -= dtpoff_base (info);
break;
case R_SPARC_TLS_LE_HIX22:
case R_SPARC_TLS_LE_LOX10:
- if (info->shared)
+ if (bfd_link_pic (info))
{
Elf_Internal_Rela outrel;
bfd_boolean skip;
break;
case R_SPARC_TLS_LDM_CALL:
- if (! info->shared)
+ if (! bfd_link_pic (info))
{
/* mov %g0, %o0 */
bfd_put_32 (output_bfd, 0x90100000, contents + rel->r_offset);
tls_type = _bfd_sparc_elf_local_got_tls_type (input_bfd) [r_symndx];
else if (h != NULL)
tls_type = _bfd_sparc_elf_hash_entry(h)->tls_type;
- if (! info->shared
+ if (! bfd_link_pic (info)
|| (r_type == R_SPARC_TLS_GD_CALL && tls_type == GOT_TLS_IE))
{
Elf_Internal_Rela *rel2;
bfd_vma insn;
- if (!info->shared && (h == NULL || h->dynindx == -1))
+ if (!bfd_link_pic (info) && (h == NULL || h->dynindx == -1))
{
/* GD -> LE */
bfd_put_32 (output_bfd, SPARC_NOP, contents + rel->r_offset);
tls_type = _bfd_sparc_elf_local_got_tls_type (input_bfd) [r_symndx];
else if (h != NULL)
tls_type = _bfd_sparc_elf_hash_entry(h)->tls_type;
- if (! info->shared || tls_type == GOT_TLS_IE)
+ if (! bfd_link_pic (info) || tls_type == GOT_TLS_IE)
{
/* add %reg1, %reg2, %reg3, %tgd_add(foo)
changed into IE:
or LE:
add %g7, %reg2, %reg3. */
bfd_vma insn = bfd_get_32 (input_bfd, contents + rel->r_offset);
- if ((h != NULL && h->dynindx != -1) || info->shared)
+ if ((h != NULL && h->dynindx != -1) || bfd_link_pic (info))
relocation = insn | (ABI_64_P (output_bfd) ? 0xc0580000 : 0xc0000000);
else
relocation = (insn & ~0x7c000) | 0x1c000;
continue;
case R_SPARC_TLS_LDM_ADD:
- if (! info->shared)
+ if (! bfd_link_pic (info))
bfd_put_32 (output_bfd, SPARC_NOP, contents + rel->r_offset);
continue;
case R_SPARC_TLS_LDO_ADD:
- if (! info->shared)
+ if (! bfd_link_pic (info))
{
/* Change rs1 into %g7. */
bfd_vma insn = bfd_get_32 (input_bfd, contents + rel->r_offset);
case R_SPARC_TLS_IE_LD:
case R_SPARC_TLS_IE_LDX:
- if (! info->shared && (h == NULL || h->dynindx == -1))
+ if (! bfd_link_pic (info) && (h == NULL || h->dynindx == -1))
{
bfd_vma insn = bfd_get_32 (input_bfd, contents + rel->r_offset);
int rs2 = insn & 0x1f;
htab = _bfd_sparc_elf_hash_table (info);
BFD_ASSERT (htab != NULL);
- if (info->shared)
+ if (bfd_link_pic (info))
{
plt_entry = sparc_vxworks_shared_plt_entry;
got_base = 0;
htab->elf.sgotplt->contents + got_offset);
/* Add relocations to .rela.plt.unloaded. */
- if (!info->shared)
+ if (!bfd_link_pic (info))
{
loc = (htab->srelplt2->contents
+ (2 + 3 * plt_index) * sizeof (Elf32_External_Rela));
if (h == NULL
|| h->dynindx == -1
- || ((info->executable
+ || ((bfd_link_executable (info)
|| ELF_ST_VISIBILITY (h->other) != STV_DEFAULT)
&& h->def_regular
&& h->type == STT_GNU_IFUNC))
the symbol was forced to be local because of a version file.
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)
&& h->type == STT_GNU_IFUNC
&& h->def_regular)
{
+ (h->got.offset & ~(bfd_vma) 1));
return TRUE;
}
- else if (info->shared
+ else if (bfd_link_pic (info)
&& SYMBOL_REFERENCES_LOCAL (info, h))
{
asection *sec = h->root.u.def.section;
{
asection *s;
- s = bfd_get_section_by_name (output_bfd, name);
+ s = bfd_get_linker_section (dynobj, name);
if (s == NULL)
dyn.d_un.d_val = 0;
else
{
if (! size)
- dyn.d_un.d_ptr = s->vma;
+ dyn.d_un.d_ptr = s->output_section->vma + s->output_offset;
else
dyn.d_un.d_val = s->size;
}
{
if (htab->is_vxworks)
{
- if (info->shared)
+ if (bfd_link_pic (info))
sparc_vxworks_finish_shared_plt (output_bfd, info);
else
sparc_vxworks_finish_exec_plt (output_bfd, info);
out_attr->i |= in_attr->i;
out_attr->type = 1;
+ in_attr = &in_attrs[Tag_GNU_Sparc_HWCAPS2];
+ out_attr = &out_attrs[Tag_GNU_Sparc_HWCAPS2];
+
+ out_attr->i |= in_attr->i;
+ out_attr->type = 1;
+
+
/* Merge Tag_compatibility attributes and any common GNU ones. */
_bfd_elf_merge_object_attributes (ibfd, obfd);
projects / deliverable / binutils-gdb.git / blobdiff