{
AARCH64_ELF_DATA = 1,
ALPHA_ELF_DATA,
+ ARC_ELF_DATA,
ARM_ELF_DATA,
AVR_ELF_DATA,
BFIN_ELF_DATA,
/* The number of symbols found in the link which is intended for the
mandatory DT_SYMTAB tag (.dynsym section) in .dynamic section. */
bfd_size_type dynsymcount;
+ bfd_size_type local_dynsymcount;
/* The string table of dynamic symbols, which becomes the .dynstr
section. */
(asection *, struct bfd_link_info *, Elf_Internal_Rela *,
struct elf_link_hash_entry *, Elf_Internal_Sym *);
+struct bfd_elf_section_reloc_data;
+
struct elf_backend_data
{
/* The architecture for this backend. */
/* The ELF machine code (EM_xxxx) for this backend. */
int elf_machine_code;
- /* EI_OSABI. */
+ /* EI_OSABI. */
int elf_osabi;
/* The maximum page size for this backend. */
bfd_boolean (*) (void *, const char *, Elf_Internal_Sym *, asection *,
struct elf_link_hash_entry *));
+ /* Filter what symbols of the output file to include in the import
+ library if one is created. */
+ unsigned int (*elf_backend_filter_implib_symbols)
+ (bfd *, struct bfd_link_info *, asymbol **, long);
+
/* Copy any information related to dynamic linking from a pre-existing
symbol to a newly created symbol. Also called to copy flags and
other back-end info to a weakdef, in which case the symbol is not
(bfd *, asection *, Elf_Internal_Shdr *, Elf_Internal_Rela *,
struct elf_link_hash_entry **);
+ /* Update relocations. It is allowed to change the number and the order.
+ In such a case hashes should be invalidated. */
+ void (*elf_backend_update_relocs)
+ (asection *, struct bfd_elf_section_reloc_data *);
+
/* Count relocations. Not called for relocatable links
or if all relocs are being preserved in the output. */
unsigned int (*elf_backend_count_relocs)
/* This is non-zero if static TLS segments require a special alignment. */
unsigned static_tls_alignment;
- /* Alignment for the PT_GNU_STACK segment. */
+ /* Alignment for the PT_GNU_STACK segment. */
unsigned stack_align;
/* Flag bits to assign to a section of type SHT_STRTAB. */
symbol type or STB_GNU_UNIQUE binding. Used to set the osabi
field in the ELF header structure. */
enum elf_gnu_symbols
- {
- elf_gnu_symbol_none = 0,
- elf_gnu_symbol_any = 1 << 0,
- elf_gnu_symbol_ifunc = (elf_gnu_symbol_any | 1 << 1),
- elf_gnu_symbol_unique = (elf_gnu_symbol_any | 1 << 2),
- elf_gnu_symbol_all = (elf_gnu_symbol_ifunc | elf_gnu_symbol_unique)
- };
+{
+ elf_gnu_symbol_none = 0,
+ elf_gnu_symbol_any = 1 << 0,
+ elf_gnu_symbol_ifunc = (elf_gnu_symbol_any | 1 << 1),
+ elf_gnu_symbol_unique = (elf_gnu_symbol_any | 1 << 2),
+ elf_gnu_symbol_all = (elf_gnu_symbol_ifunc | elf_gnu_symbol_unique)
+};
typedef struct elf_section_list
{
unsigned int ndx;
struct elf_section_list * next;
} elf_section_list;
-
-
+
/* Some private data is stashed away for future use using the tdata pointer
in the bfd structure. */
(bfd *, asection *, struct bfd_link_info *);
extern void bfd_elf_set_group_contents
(bfd *, asection *, void *);
+extern unsigned int _bfd_elf_filter_global_symbols
+ (bfd *, struct bfd_link_info *, asymbol **, long);
extern asection *_bfd_elf_check_kept_section
(asection *, struct bfd_link_info *);
#define _bfd_elf_link_just_syms _bfd_generic_link_just_syms
(unsigned int, unsigned int);
/* PowerPC elf_object_p tweak. */
extern bfd_boolean _bfd_elf_ppc_set_arch (bfd *);
+/* PowerPC .gnu.attributes handling common to both 32-bit and 64-bit. */
+extern void _bfd_elf_ppc_merge_fp_attributes (bfd *, bfd *);
-/* Exported interface for writing elf corefile notes. */
+/* Exported interface for writing elf corefile notes. */
extern char *elfcore_write_note
(bfd *, char *, int *, const char *, int, const void *, int);
extern char *elfcore_write_prpsinfo
extern bfd_boolean _bfd_elf_allocate_ifunc_dyn_relocs
(struct bfd_link_info *, struct elf_link_hash_entry *,
struct elf_dyn_relocs **, bfd_boolean *, unsigned int,
- unsigned int, unsigned int);
+ unsigned int, unsigned int, bfd_boolean);
extern long _bfd_elf_ifunc_get_synthetic_symtab
(bfd *, long, asymbol **, long, asymbol **, asymbol **, asection *,
bfd_vma *(*) (bfd *, asymbol **, asection *, asection *));