/* BFD back-end for National Semiconductor's CR16 ELF
- Copyright 2007, 2008, 2009, 2010, 2012 Free Software Foundation, Inc.
+ Copyright (C) 2007-2016 Free Software Foundation, Inc.
Written by M R Swami Reddy.
This file is part of BFD, the Binary File Descriptor library.
{
HOWTO (R_CR16_NONE, /* type */
0, /* rightshift */
- 2, /* size */
- 32, /* bitsize */
+ 3, /* size */
+ 0, /* bitsize */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
{
unsigned int r_type = ELF32_R_TYPE (dst->r_info);
- BFD_ASSERT (r_type < (unsigned int) R_CR16_MAX);
+ if (r_type >= R_CR16_MAX)
+ {
+ (*_bfd_error_handler) (_("%B: unrecognised CR16 reloc number: %d"),
+ abfd, r_type);
+ bfd_set_error (bfd_error_bad_value);
+ r_type = R_CR16_NONE;
+ }
cache_ptr->howto = cr16_elf_howto_table + r_type;
}
srelgot = NULL;
bfd_boolean result = FALSE;
- 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 (srelgot == NULL
- && (h != NULL || info->executable))
+ && (h != NULL || bfd_link_executable (info)))
{
srelgot = bfd_get_linker_section (dynobj, ".rela.got");
if (srelgot == NULL)
local_got_offsets[r_symndx] = sgot->size;
- if (info->executable)
+ if (bfd_link_executable (info))
/* If we are generating a shared object, we need to
output a R_CR16_RELATIVE reloc so that the dynamic
linker can adjust this GOT entry. */
}
else
{
- 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, sym_hashes,
h, sec, relocation,
- unresolved_reloc, warned);
+ unresolved_reloc, warned, ignored);
}
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;
r = cr16_elf_final_link_relocate (howto, input_bfd, output_bfd,
struct elf_link_hash_table *ret;
bfd_size_type amt = sizeof (struct elf_link_hash_table);
- ret = (struct elf_link_hash_table *) bfd_malloc (amt);
+ ret = (struct elf_link_hash_table *) bfd_zmalloc (amt);
if (ret == (struct elf_link_hash_table *) NULL)
return NULL;
return &ret->root;
}
-/* Free an cr16 ELF linker hash table. */
-
-static void
-elf32_cr16_link_hash_table_free (struct bfd_link_hash_table *hash)
-{
- struct elf_link_hash_table *ret
- = (struct elf_link_hash_table *) hash;
-
- _bfd_generic_link_hash_table_free
- ((struct bfd_link_hash_table *) ret);
-}
-
static unsigned long
elf_cr16_mach (flagword flags)
{
/* We don't have to do anything for a relocatable link, if
this section does not have relocs, or if this is not a
code section. */
- if (link_info->relocatable
+ if (bfd_link_relocatable (link_info)
|| (sec->flags & SEC_RELOC) == 0
|| sec->reloc_count == 0
|| (sec->flags & SEC_CODE) == 0)
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->executable)
+ if (! bfd_link_executable (info))
{
s = bfd_make_section_anyway_with_flags (abfd,
(bed->default_use_rela_p
if (h->type == STT_FUNC
|| h->needs_plt)
{
- if (! info->executable
+ if (! bfd_link_executable (info)
&& !h->def_dynamic
&& !h->ref_dynamic)
{
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->executable)
+ if (bfd_link_executable (info))
return TRUE;
/* If there are no references to this symbol that do not use the
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. */
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)
{
#if 0
s = bfd_get_linker_section (dynobj, ".interp");
but we 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;
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->executable
+ if (bfd_link_executable (info)
&& (info->symbolic || h->dynindx == -1)
&& h->def_regular)
{
bfd_byte *p;
bfd_size_type amt;
- BFD_ASSERT (! info->relocatable);
+ BFD_ASSERT (! bfd_link_relocatable (info));
*errmsg = NULL;
properly. */
static enum elf_reloc_type_class
-_bfd_cr16_elf_reloc_type_class (const Elf_Internal_Rela *rela)
+_bfd_cr16_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))
{
}
/* Definitions for setting CR16 target vector. */
-#define TARGET_LITTLE_SYM bfd_elf32_cr16_vec
+#define TARGET_LITTLE_SYM cr16_elf32_vec
#define TARGET_LITTLE_NAME "elf32-cr16"
#define ELF_ARCH bfd_arch_cr16
#define ELF_MACHINE_CODE EM_CR16
#define bfd_elf32_bfd_link_hash_table_create \
elf32_cr16_link_hash_table_create
-#define bfd_elf32_bfd_link_hash_table_free \
- elf32_cr16_link_hash_table_free
#define elf_backend_create_dynamic_sections \
_bfd_cr16_elf_create_dynamic_sections