diff options
Diffstat (limited to 'bfd/elf32-nds32.c')
| -rw-r--r-- | bfd/elf32-nds32.c | 105 |
1 files changed, 32 insertions, 73 deletions
diff --git a/bfd/elf32-nds32.c b/bfd/elf32-nds32.c index 32870ee..65e430c 100644 --- a/bfd/elf32-nds32.c +++ b/bfd/elf32-nds32.c @@ -56,56 +56,8 @@ static bfd_reloc_status_type nds32_elf_sda15_reloc static bfd_reloc_status_type nds32_elf_do_9_pcrel_reloc (bfd *, reloc_howto_type *, asection *, bfd_byte *, bfd_vma, asection *, bfd_vma, bfd_vma); -static void nds32_elf_relocate_hi20 - (bfd *, int, Elf_Internal_Rela *, Elf_Internal_Rela *, bfd_byte *, bfd_vma); -static reloc_howto_type *bfd_elf32_bfd_reloc_type_table_lookup - (enum elf_nds32_reloc_type); -static reloc_howto_type *bfd_elf32_bfd_reloc_type_lookup - (bfd *, bfd_reloc_code_real_type); - -/* Target hooks. */ -static void nds32_info_to_howto_rel - (bfd *, arelent *, Elf_Internal_Rela *dst); -static void nds32_info_to_howto - (bfd *, arelent *, Elf_Internal_Rela *dst); -static bfd_boolean nds32_elf_add_symbol_hook - (bfd *, struct bfd_link_info *, Elf_Internal_Sym *, const char **, - flagword *, asection **, bfd_vma *); -static bfd_boolean nds32_elf_relocate_section - (bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, - Elf_Internal_Rela *, Elf_Internal_Sym *, asection **); -static bfd_boolean nds32_elf_object_p (bfd *); -static void nds32_elf_final_write_processing (bfd *, bfd_boolean); -static bfd_boolean nds32_elf_set_private_flags (bfd *, flagword); -static bfd_boolean nds32_elf_merge_private_bfd_data - (bfd *, struct bfd_link_info *); -static bfd_boolean nds32_elf_print_private_bfd_data (bfd *, void *); -static bfd_boolean nds32_elf_check_relocs - (bfd *, struct bfd_link_info *, asection *, const Elf_Internal_Rela *); -static asection *nds32_elf_gc_mark_hook - (asection *, struct bfd_link_info *, Elf_Internal_Rela *, - struct elf_link_hash_entry *, Elf_Internal_Sym *); -static bfd_boolean nds32_elf_adjust_dynamic_symbol - (struct bfd_link_info *, struct elf_link_hash_entry *); -static bfd_boolean nds32_elf_size_dynamic_sections - (bfd *, struct bfd_link_info *); -static bfd_boolean nds32_elf_create_dynamic_sections - (bfd *, struct bfd_link_info *); -static bfd_boolean nds32_elf_finish_dynamic_sections - (bfd *, struct bfd_link_info *info); -static bfd_boolean nds32_elf_finish_dynamic_symbol - (bfd *, struct bfd_link_info *, struct elf_link_hash_entry *, - Elf_Internal_Sym *); -static bfd_boolean nds32_elf_mkobject (bfd *); /* Nds32 helper functions. */ -static bfd_reloc_status_type nds32_elf_final_sda_base - (bfd *, struct bfd_link_info *, bfd_vma *, bfd_boolean); -static bfd_boolean allocate_dynrelocs (struct elf_link_hash_entry *, void *); -static bfd_boolean readonly_dynrelocs (struct elf_link_hash_entry *, void *); -static Elf_Internal_Rela *find_relocs_at_address - (Elf_Internal_Rela *, Elf_Internal_Rela *, - Elf_Internal_Rela *, enum elf_nds32_reloc_type); static bfd_vma calculate_memory_address (bfd *, Elf_Internal_Rela *, Elf_Internal_Sym *, Elf_Internal_Shdr *); static int nds32_get_section_contents (bfd *, asection *, @@ -134,13 +86,6 @@ static bfd_boolean nds32_relax_fp_as_gp static bfd_boolean nds32_fag_remove_unused_fpbase (bfd *abfd, asection *sec, Elf_Internal_Rela *internal_relocs, Elf_Internal_Rela *irelend); -static bfd_byte * -nds32_elf_get_relocated_section_contents (bfd *abfd, - struct bfd_link_info *link_info, - struct bfd_link_order *link_order, - bfd_byte *data, - bfd_boolean relocatable, - asymbol **symbols); enum { @@ -3561,6 +3506,22 @@ nds32_elf_copy_indirect_symbol (struct bfd_link_info *info, _bfd_elf_link_hash_copy_indirect (info, dir, ind); } +/* Find dynamic relocs for H that apply to read-only sections. */ + +static asection * +readonly_dynrelocs (struct elf_link_hash_entry *h) +{ + struct elf_nds32_dyn_relocs *p; + + for (p = elf32_nds32_hash_entry (h)->dyn_relocs; p != NULL; p = p->next) + { + asection *s = p->sec->output_section; + + if (s != NULL && (s->flags & SEC_READONLY) != 0) + return p->sec; + } + return NULL; +} /* Adjust a symbol defined by a dynamic object and referenced by a regular object. The current definition is in some section of the @@ -3893,31 +3854,29 @@ allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf) return TRUE; } -/* Find any dynamic relocs that apply to read-only sections. */ +/* Set DF_TEXTREL if we find any dynamic relocs that apply to + read-only sections. */ static bfd_boolean -readonly_dynrelocs (struct elf_link_hash_entry *h, void *inf) +maybe_set_textrel (struct elf_link_hash_entry *h, void *info_p) { - struct elf_nds32_link_hash_entry *eh; - struct elf_nds32_dyn_relocs *p; + asection *sec; - if (h->root.type == bfd_link_hash_warning) - h = (struct elf_link_hash_entry *) h->root.u.i.link; + if (h->root.type == bfd_link_hash_indirect) + return TRUE; - eh = (struct elf_nds32_link_hash_entry *) h; - for (p = eh->dyn_relocs; p != NULL; p = p->next) + sec = readonly_dynrelocs (h); + if (sec != NULL) { - asection *s = p->sec->output_section; - - if (s != NULL && (s->flags & SEC_READONLY) != 0) - { - struct bfd_link_info *info = (struct bfd_link_info *) inf; + struct bfd_link_info *info = (struct bfd_link_info *) info_p; - info->flags |= DF_TEXTREL; + info->flags |= DF_TEXTREL; + info->callbacks->minfo + (_("%B: dynamic relocation against `%T' in read-only section `%A'\n"), + sec->owner, h->root.root.string, sec); - /* Not an error, just cut short the traversal. */ - return FALSE; - } + /* Not an error, just cut short the traversal. */ + return FALSE; } return TRUE; } @@ -4113,7 +4072,7 @@ nds32_elf_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED, /* If any dynamic relocs apply to a read-only section, then we need a DT_TEXTREL entry. */ if ((info->flags & DF_TEXTREL) == 0) - elf_link_hash_traverse (&htab->root, readonly_dynrelocs, + elf_link_hash_traverse (&htab->root, maybe_set_textrel, (void *) info); if ((info->flags & DF_TEXTREL) != 0) |