/* SPARC-specific support for 32-bit ELF
- Copyright (C) 1993-2018 Free Software Foundation, Inc.
+ Copyright (C) 1993-2020 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
We need to set the e_machine field appropriately. */
static void
-elf32_sparc_final_write_processing (bfd *abfd,
- bfd_boolean linker ATTRIBUTE_UNUSED)
+sparc_final_write_processing (bfd *abfd)
{
switch (bfd_get_mach (abfd))
{
}
}
+static bfd_boolean
+elf32_sparc_final_write_processing (bfd *abfd)
+{
+ sparc_final_write_processing (abfd);
+ return _bfd_elf_final_write_processing (abfd);
+}
+
+/* Used to decide how to sort relocs in an optimal manner for the
+ dynamic linker, before writing them out. */
+
static enum elf_reloc_type_class
-elf32_sparc_reloc_type_class (const struct bfd_link_info *info ATTRIBUTE_UNUSED,
+elf32_sparc_reloc_type_class (const struct bfd_link_info *info,
const asection *rel_sec ATTRIBUTE_UNUSED,
const Elf_Internal_Rela *rela)
{
+ bfd *abfd = info->output_bfd;
+ const struct elf_backend_data *bed = get_elf_backend_data (abfd);
+ struct _bfd_sparc_elf_link_hash_table *htab
+ = _bfd_sparc_elf_hash_table (info);
+ BFD_ASSERT (htab != NULL);
+
+ if (htab->elf.dynsym != NULL
+ && htab->elf.dynsym->contents != NULL)
+ {
+ /* Check relocation against STT_GNU_IFUNC symbol if there are
+ dynamic symbols. */
+ unsigned long r_symndx = htab->r_symndx (rela->r_info);
+ if (r_symndx != STN_UNDEF)
+ {
+ Elf_Internal_Sym sym;
+ if (!bed->s->swap_symbol_in (abfd,
+ (htab->elf.dynsym->contents
+ + r_symndx * bed->s->sizeof_sym),
+ 0, &sym))
+ abort ();
+
+ if (ELF_ST_TYPE (sym.st_info) == STT_GNU_IFUNC)
+ return reloc_class_ifunc;
+ }
+ }
+
switch ((int) ELF32_R_TYPE (rela->r_info))
{
+ case R_SPARC_IRELATIVE:
+ return reloc_class_ifunc;
case R_SPARC_RELATIVE:
return reloc_class_relative;
case R_SPARC_JMP_SLOT:
/* A final_write_processing hook that does both the SPARC- and VxWorks-
specific handling. */
-static void
-elf32_sparc_vxworks_final_write_processing (bfd *abfd, bfd_boolean linker)
+static bfd_boolean
+elf32_sparc_vxworks_final_write_processing (bfd *abfd)
{
- elf32_sparc_final_write_processing (abfd, linker);
- elf_vxworks_final_write_processing (abfd, linker);
+ sparc_final_write_processing (abfd);
+ return elf_vxworks_final_write_processing (abfd);
}
#undef TARGET_BIG_SYM