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| author | H.J. Lu <hjl.tools@gmail.com> | 2018-05-28 08:15:06 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2018-05-28 08:15:21 -0700 |
| commit | ac98f9e2275ffcca560eaa0bddd282a1ff94fc28 (patch) | |
| tree | 93151266d6d6817f64ef156a6dc3c523a206d4d2 /bfd/elf32-arc.c | |
| parent | 03fce1c78c01a9b0e30e91be60e7af717a10bb2c (diff) | |
| download | gdb-ac98f9e2275ffcca560eaa0bddd282a1ff94fc28.zip gdb-ac98f9e2275ffcca560eaa0bddd282a1ff94fc28.tar.gz gdb-ac98f9e2275ffcca560eaa0bddd282a1ff94fc28.tar.bz2 | |
ld: Unify STT_GNU_IFUNC handling
Take STT_GNU_IFUNC handling scattered across targets and gather it in
the generic ELF linker.
bfd/
PR ld/23238
* elf-s390-common.c (elf_s390_add_symbol_hook): Removed.
* elf32-arc.c (elf_arc_add_symbol_hook): Likewise.
(elf_backend_add_symbol_hook): Likewise.
* elf32-m68k.c (elf_m68k_add_symbol_hook): Likewise.
(elf_backend_add_symbol_hook): Likewise.
* elf32-s390.c (elf_backend_add_symbol_hook): Likewise.
* elf32-sparc.c (elf32_sparc_add_symbol_hook): Likewise.
(elf_backend_add_symbol_hook): Likewise.
* elf64-s390.c (elf_backend_add_symbol_hook): Likewise.
* elfxx-aarch64.c (_bfd_aarch64_elf_add_symbol_hook): Likewise.
* elfxx-aarch64.h (_bfd_aarch64_elf_add_symbol_hook): Likewise.
(elf_backend_add_symbol_hook): Likewise.
* elf32-arm.c (elf32_arm_add_symbol_hook): Remove STT_GNU_IFUNC
handling.
* elf32-ppc.c (ppc_elf_add_symbol_hook): Likewise.
* elf64-ppc.c (ppc64_elf_add_symbol_hook): Likewise.
* elf64-sparc.c (elf64_sparc_add_symbol_hook): Likewise.
* elflink.c (elf_link_add_object_symbols): Set
elf_gnu_symbol_ifunc for STT_GNU_IFUNC symbols.
ld/
PR ld/23238
* testsuite/ld-ifunc/ifunc-26.d: New file.
* testsuite/ld-ifunc/ifunc-26.s: Likewise.
* testsuite/ld-ifunc/ifunc.exp: Run *.d tests without a
working compiler.
Diffstat (limited to 'bfd/elf32-arc.c')
| -rw-r--r-- | bfd/elf32-arc.c | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/bfd/elf32-arc.c b/bfd/elf32-arc.c index 33fff58..a48ef0c 100644 --- a/bfd/elf32-arc.c +++ b/bfd/elf32-arc.c @@ -2797,26 +2797,6 @@ const struct elf_size_info arc_elf32_size_info = #define elf_backend_size_info arc_elf32_size_info -/* Hook called by the linker routine which adds symbols from an object - file. */ - -static bfd_boolean -elf_arc_add_symbol_hook (bfd * abfd, - struct bfd_link_info * info, - Elf_Internal_Sym * sym, - const char ** namep ATTRIBUTE_UNUSED, - flagword * flagsp ATTRIBUTE_UNUSED, - asection ** secp ATTRIBUTE_UNUSED, - bfd_vma * valp ATTRIBUTE_UNUSED) -{ - if (ELF_ST_TYPE (sym->st_info) == STT_GNU_IFUNC - && (abfd->flags & DYNAMIC) == 0 - && bfd_get_flavour (info->output_bfd) == bfd_target_elf_flavour) - elf_tdata (info->output_bfd)->has_gnu_symbols |= elf_gnu_symbol_ifunc; - - return TRUE; -} - /* GDB expects general purpose registers to be in section .reg. However Linux kernel doesn't create this section and instead writes registers to NOTE section. It is up to the binutils to create a pseudo-section .reg from the @@ -2946,7 +2926,6 @@ elf32_arc_section_from_shdr (bfd *abfd, #define elf_backend_finish_dynamic_sections elf_arc_finish_dynamic_sections #define elf_backend_size_dynamic_sections elf_arc_size_dynamic_sections -#define elf_backend_add_symbol_hook elf_arc_add_symbol_hook #define elf_backend_can_gc_sections 1 #define elf_backend_want_got_plt 1 |