/* SuperH SH64-specific support for 64-bit ELF
- Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
- 2010, 2011, 2012 Free Software Foundation, Inc.
+ Copyright (C) 2000-2016 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
#define elf_sh64_plt_symbol_offset(info) 0
/* Return offset of the relocation in PLT entry. */
-#define elf_sh64_plt_reloc_offset(info) (info->shared ? 52 : 44)
+#define elf_sh64_plt_reloc_offset(info) (bfd_link_pic (info) ? 52 : 44)
#define ELF_DYNAMIC_INTERPRETER "/usr/lib/libc.so.1"
/* No relocation. */
HOWTO (R_SH_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 */
datalabel processing here. Make sure this does not change
without notice. */
if ((sym->st_other & STO_SH5_ISA32) != 0)
- ((*info->callbacks->reloc_dangerous)
- (info,
- _("Unexpected STO_SH5_ISA32 on local symbol is not handled"),
- input_bfd, input_section, rel->r_offset));
+ (*info->callbacks->reloc_dangerous)
+ (info,
+ _("Unexpected STO_SH5_ISA32 on local symbol is not handled"),
+ input_bfd, input_section, rel->r_offset);
if (sec != NULL && discarded_section (sec))
/* Handled below. */
;
- else if (info->relocatable)
+ else if (bfd_link_relocatable (info))
{
/* This is a relocatable link. We don't have to change
anything, unless the reloc is against a section symbol,
|| r_type == R_SH_GOT_MEDHI16
|| r_type == R_SH_GOT_HI16)
&& elf_hash_table (info)->dynamic_sections_created
- && (! info->shared
+ && (! bfd_link_pic (info)
|| (! info->symbolic && h->dynindx != -1)
|| !h->def_regular))
/* The cases above are those in which relocation is
below are those in which we must defer relocation
to run-time, because we can't resolve absolute
addresses when creating a shared library. */
- || (info->shared
+ || (bfd_link_pic (info)
&& ((! info->symbolic && h->dynindx != -1)
|| !h->def_regular)
&& ((r_type == R_SH_64
STT_DATALABEL on the way to it. */
| ((h->other & STO_SH5_ISA32) != 0
&& ! seen_stt_datalabel));
- else if (!info->relocatable
+ else if (!bfd_link_relocatable (info)
&& (_bfd_elf_section_offset (output_bfd, info,
input_section,
rel->r_offset)
else if (info->unresolved_syms_in_objects == RM_IGNORE
&& ELF_ST_VISIBILITY (h->other) == STV_DEFAULT)
;
- else if (!info->relocatable)
- {
- if (! ((*info->callbacks->undefined_symbol)
- (info, h->root.root.string, input_bfd,
- input_section, rel->r_offset,
- (info->unresolved_syms_in_objects == RM_GENERATE_ERROR
- || ELF_ST_VISIBILITY (h->other)))))
- return FALSE;
- }
+ else if (!bfd_link_relocatable (info))
+ (*info->callbacks->undefined_symbol)
+ (info, h->root.root.string, input_bfd,
+ input_section, rel->r_offset,
+ (info->unresolved_syms_in_objects == RM_GENERATE_ERROR
+ || ELF_ST_VISIBILITY (h->other)));
}
if (sec != NULL && discarded_section (sec))
RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section,
rel, 1, relend, howto, 0, contents);
- if (info->relocatable)
+ if (bfd_link_relocatable (info))
continue;
disp = (relocation
{
case R_SH_64:
case R_SH_64_PCREL:
- if (info->shared
+ if (bfd_link_pic (info)
&& (input_section->flags & SEC_ALLOC) != 0
&& (r_type != R_SH_64_PCREL
|| (h != NULL
if (h == NULL
|| ELF_ST_VISIBILITY (h->other) == STV_INTERNAL
|| ELF_ST_VISIBILITY (h->other) == STV_HIDDEN
- || ! info->shared
+ || ! bfd_link_pic (info)
|| info->symbolic
|| h->dynindx == -1
|| h->plt.offset == (bfd_vma) -1
offset table extension for the procedure linkage table. */
if (sgotplt == NULL)
{
- sgotplt = bfd_get_section_by_name (dynobj, ".got.plt");
+ sgotplt = bfd_get_linker_section (dynobj, ".got.plt");
BFD_ASSERT (sgotplt != NULL);
}
offset table. */
if (sgot == NULL)
{
- sgot = bfd_get_section_by_name (dynobj, ".got");
+ sgot = bfd_get_linker_section (dynobj, ".got");
BFD_ASSERT (sgot != NULL);
}
BFD_ASSERT (off != (bfd_vma) -1);
if (! elf_hash_table (info)->dynamic_sections_created
- || (info->shared
+ || (bfd_link_pic (info)
&& (info->symbolic || h->dynindx == -1
|| ELF_ST_VISIBILITY (h->other) == STV_INTERNAL
|| ELF_ST_VISIBILITY (h->other) == STV_HIDDEN)
{
bfd_put_64 (output_bfd, relocation, sgot->contents + off);
- if (info->shared)
+ if (bfd_link_pic (info))
{
asection *s;
Elf_Internal_Rela outrel;
bfd_byte *loc;
- s = bfd_get_section_by_name (dynobj, ".rela.got");
+ s = bfd_get_linker_section (dynobj, ".rela.got");
BFD_ASSERT (s != NULL);
outrel.r_offset = (sgot->output_section->vma
if (sgot == NULL)
{
- sgot = bfd_get_section_by_name (dynobj, ".got");
+ sgot = bfd_get_linker_section (dynobj, ".got");
BFD_ASSERT (sgot != NULL);
}
if (sgot == NULL)
{
- sgot = bfd_get_section_by_name (dynobj, ".got");
+ sgot = bfd_get_linker_section (dynobj, ".got");
BFD_ASSERT (sgot != NULL);
}
if (splt == NULL)
{
- splt = bfd_get_section_by_name (dynobj, ".plt");
+ splt = bfd_get_linker_section (dynobj, ".plt");
BFD_ASSERT (splt != NULL);
}
if (*name == '\0')
name = bfd_section_name (input_bfd, sec);
}
- if (! ((*info->callbacks->reloc_overflow)
- (info, (h ? &h->root : NULL), name, howto->name,
- (bfd_vma) 0, input_bfd, input_section,
- rel->r_offset)))
- return FALSE;
+ (*info->callbacks->reloc_overflow)
+ (info, (h ? &h->root : NULL), name, howto->name,
+ (bfd_vma) 0, input_bfd, input_section, rel->r_offset);
}
break;
}
static bfd_boolean
sh_elf64_copy_private_data_internal (bfd *ibfd, bfd *obfd)
{
- Elf_Internal_Shdr **o_shdrp;
- asection *isec;
- asection *osec;
-
if (bfd_get_flavour (ibfd) != bfd_target_elf_flavour
|| bfd_get_flavour (obfd) != bfd_target_elf_flavour)
return TRUE;
- o_shdrp = elf_elfsections (obfd);
- for (osec = obfd->sections; osec; osec = osec->next)
- {
- int oIndex = ((struct bfd_elf_section_data *) elf_section_data (osec))->this_idx;
- for (isec = ibfd->sections; isec; isec = isec->next)
- {
- if (strcmp (osec->name, isec->name) == 0)
- {
- /* Note that we're not disallowing mixing data and code. */
- if ((elf_section_data (isec)->this_hdr.sh_flags
- & SHF_SH5_ISA32) != 0)
- o_shdrp[oIndex]->sh_flags |= SHF_SH5_ISA32;
- break;
- }
- }
- }
-
/* Copy object attributes. */
- _bfd_elf_copy_obj_attributes (ibfd, obfd);
+ _bfd_elf_copy_private_bfd_data (ibfd, obfd);
return sh_elf64_set_private_flags (obfd, elf_elfheader (ibfd)->e_flags);
}
srelgot = NULL;
sreloc = NULL;
- if (info->relocatable)
+ if (bfd_link_relocatable (info))
return TRUE;
symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
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;
}
/* Some relocs require a global offset table. */
if (sgot == NULL)
{
- sgot = bfd_get_section_by_name (dynobj, ".got");
+ sgot = bfd_get_linker_section (dynobj, ".got");
BFD_ASSERT (sgot != NULL);
}
if (srelgot == NULL
- && (h != NULL || info->shared))
+ && (h != NULL || bfd_link_pic (info)))
{
- 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))
return FALSE;
local_got_offsets[r_symndx] = sgot->size;
}
- if (info->shared)
+ if (bfd_link_pic (info))
{
/* If we are generating a shared object, we need to
output a R_SH_RELATIVE reloc so that the dynamic
if (h == NULL
|| ELF_ST_VISIBILITY (h->other) == STV_INTERNAL
|| ELF_ST_VISIBILITY (h->other) == STV_HIDDEN
- || ! info->shared
+ || ! bfd_link_pic (info)
|| info->symbolic
|| h->dynindx == -1
|| h->got.offset != (bfd_vma) -1)
later (it is never cleared). We account for that
possibility below by storing information in the
pcrel_relocs_copied field of the hash table entry. */
- if (info->shared
+ if (bfd_link_pic (info)
&& (sec->flags & SEC_ALLOC) != 0
&& (ELF32_R_TYPE (rel->r_info) != R_SH_64_PCREL
|| (h != NULL
right, and tweak the name when it's output. Otherwise, we make
an indirect symbol of it. */
flagword flags
- = info->relocatable || info->emitrelocations
+ = bfd_link_relocatable (info) || info->emitrelocations
? BSF_GLOBAL : BSF_GLOBAL | BSF_INDIRECT;
char *dl_name
free (dl_name);
if (h->type != STT_DATALABEL
- || ((info->relocatable || info->emitrelocations)
+ || ((bfd_link_relocatable (info) || info->emitrelocations)
&& h->root.type != bfd_link_hash_undefined)
- || (! info->relocatable && !info->emitrelocations
+ || (! bfd_link_relocatable (info) && !info->emitrelocations
&& h->root.type != bfd_link_hash_indirect))
{
/* Make sure we don't get confused on invalid input. */
{
char *name = (char *) cname;
- if (info->relocatable || info->emitrelocations)
+ if (bfd_link_relocatable (info) || info->emitrelocations)
{
if (ELF_ST_TYPE (sym->st_info) == STT_DATALABEL)
name[strlen (name) - strlen (DATALABEL_SUFFIX)] = 0;
{
struct elf_link_hash_table *ret;
- ret = (struct elf_link_hash_table *) bfd_malloc (sizeof (* ret));
+ ret = (struct elf_link_hash_table *) bfd_zmalloc (sizeof (* ret));
if (ret == (struct elf_link_hash_table *) NULL)
return NULL;
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);
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, bed->plt_alignment))
return FALSE;
h->type = STT_OBJECT;
elf_hash_table (info)->hplt = h;
- if (info->shared
+ if (bfd_link_pic (info)
&& ! bfd_elf_link_record_dynamic_symbol (info, h))
return FALSE;
}
- 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);
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;
be needed, we can discard it later. We will never need this
section when generating a shared object, since they do not use
copy relocs. */
- if (! info->shared)
+ if (! bfd_link_pic (info))
{
- 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;
if (h->type == STT_FUNC
|| h->needs_plt)
{
- if (! info->shared
+ if (! bfd_link_pic (info)
&& !h->def_dynamic
&& !h->ref_dynamic)
{
return FALSE;
}
- s = bfd_get_section_by_name (dynobj, ".plt");
+ s = bfd_get_linker_section (dynobj, ".plt");
BFD_ASSERT (s != NULL);
/* If this is the first .plt entry, make room for the special
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;
/* 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 = bfd_get_linker_section (dynobj, ".got.plt");
BFD_ASSERT (s != NULL);
s->size += 8;
/* 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 (Elf64_External_Rela);
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
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_SH_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 (Elf64_External_Rela);
h->needs_copy = 1;
}
- return _bfd_elf_adjust_dynamic_copy (h, s);
+ return _bfd_elf_adjust_dynamic_copy (info, h, s);
}
/* This function is called via sh_elf_link_hash_traverse if we are
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_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 = bfd_get_linker_section (dynobj, ".rela.got");
if (s != NULL)
s->size = 0;
}
PC relative relocs against symbols defined in a regular object.
We allocated space for them in the check_relocs routine, but we
will not fill them in in the relocate_section routine. */
- if (info->shared && info->symbolic)
+ if (bfd_link_pic (info) && info->symbolic)
sh64_elf64_link_hash_traverse (elf_hash_table (info),
sh64_elf64_discard_copies, NULL);
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->executable)
+ if (bfd_link_executable (info))
{
if (!_bfd_elf_add_dynamic_entry (info, DT_DEBUG, 0))
return FALSE;
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 = bfd_get_linker_section (dynobj, ".plt");
+ sgot = bfd_get_linker_section (dynobj, ".got.plt");
+ 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
The first three are reserved. */
got_offset = (plt_index + 3) * 8;
- if (info->shared)
+ if (bfd_link_pic (info))
got_offset -= GOT_BIAS;
/* Fill in the entry in the procedure linkage table. */
- if (! info->shared)
+ if (! bfd_link_pic (info))
{
if (elf_sh64_plt_entry == NULL)
{
+ elf_sh64_plt_symbol_offset (info)));
}
- if (info->shared)
+ if (bfd_link_pic (info))
got_offset += GOT_BIAS;
movi_shori_putval (output_bfd,
/* 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 = bfd_get_linker_section (dynobj, ".got");
+ srel = bfd_get_linker_section (dynobj, ".rela.got");
BFD_ASSERT (sgot != NULL && srel != NULL);
rel.r_offset = (sgot->output_section->vma
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)
&& (info->symbolic || h->dynindx == -1)
&& h->def_regular)
{
&& (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 (strcmp (h->root.root.string, "_DYNAMIC") == 0
+ if (h == elf_hash_table (info)->hdynamic
|| h == elf_hash_table (info)->hgot)
sym->st_shndx = SHN_ABS;
dynobj = elf_hash_table (info)->dynobj;
- sgot = bfd_get_section_by_name (dynobj, ".got.plt");
+ sgot = bfd_get_linker_section (dynobj, ".got.plt");
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)
{
break;
case DT_PLTGOT:
- name = ".got";
+ name = ".got.plt";
goto get_vma;
case DT_JMPREL:
name = ".rela.plt";
get_vma:
- s = bfd_get_section_by_name (output_bfd, name);
- BFD_ASSERT (s != NULL);
- dyn.d_un.d_ptr = s->vma;
+ s = bfd_get_linker_section (dynobj, name);
+ dyn.d_un.d_ptr = s->output_section->vma + s->output_offset;
bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
case DT_PLTRELSZ:
- s = bfd_get_section_by_name (output_bfd, ".rela.plt");
- BFD_ASSERT (s != NULL);
+ s = bfd_get_linker_section (dynobj, ".rela.plt");
dyn.d_un.d_val = s->size;
bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
the linker script arranges for .rela.plt to follow all
other relocation sections, we don't have to worry
about changing the DT_RELA entry. */
- s = bfd_get_section_by_name (output_bfd, ".rela.plt");
+ s = bfd_get_linker_section (dynobj, ".rela.plt");
if (s != NULL)
dyn.d_un.d_val -= s->size;
bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon);
}
/* Fill in the first entry in the procedure linkage table. */
- splt = bfd_get_section_by_name (dynobj, ".plt");
+ splt = bfd_get_linker_section (dynobj, ".plt");
if (splt && splt->size > 0)
{
- if (info->shared)
+ if (bfd_link_pic (info))
{
if (elf_sh64_pic_plt_entry == NULL)
{
{ NULL, 0, 0, 0, 0 }
};
-#define TARGET_BIG_SYM bfd_elf64_sh64_vec
+#define TARGET_BIG_SYM sh64_elf64_vec
#define TARGET_BIG_NAME "elf64-sh64"
-#define TARGET_LITTLE_SYM bfd_elf64_sh64l_vec
+#define TARGET_LITTLE_SYM sh64_elf64_le_vec
#define TARGET_LITTLE_NAME "elf64-sh64l"
#define ELF_ARCH bfd_arch_sh
#define ELF_MACHINE_CODE EM_SH
/* NetBSD support. */
#undef TARGET_BIG_SYM
-#define TARGET_BIG_SYM bfd_elf64_sh64nbsd_vec
+#define TARGET_BIG_SYM sh64_elf64_nbsd_vec
#undef TARGET_BIG_NAME
#define TARGET_BIG_NAME "elf64-sh64-nbsd"
#undef TARGET_LITTLE_SYM
-#define TARGET_LITTLE_SYM bfd_elf64_sh64lnbsd_vec
+#define TARGET_LITTLE_SYM sh64_elf64_nbsd_le_vec
#undef TARGET_LITTLE_NAME
#define TARGET_LITTLE_NAME "elf64-sh64l-nbsd"
#undef ELF_MAXPAGESIZE
/* Linux support. */
#undef TARGET_BIG_SYM
-#define TARGET_BIG_SYM bfd_elf64_sh64blin_vec
+#define TARGET_BIG_SYM sh64_elf64_linux_be_vec
#undef TARGET_BIG_NAME
#define TARGET_BIG_NAME "elf64-sh64big-linux"
#undef TARGET_LITTLE_SYM
-#define TARGET_LITTLE_SYM bfd_elf64_sh64lin_vec
+#define TARGET_LITTLE_SYM sh64_elf64_linux_vec
#undef TARGET_LITTLE_NAME
#define TARGET_LITTLE_NAME "elf64-sh64-linux"
#undef elf64_bed
projects / deliverable / binutils-gdb.git / blobdiff