diff options
Diffstat (limited to 'bfd/elf-ifunc.c')
| -rw-r--r-- | bfd/elf-ifunc.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/bfd/elf-ifunc.c b/bfd/elf-ifunc.c index 1368a8e..1377fed 100644 --- a/bfd/elf-ifunc.c +++ b/bfd/elf-ifunc.c @@ -110,6 +110,7 @@ bfd_boolean _bfd_elf_allocate_ifunc_dyn_relocs (struct bfd_link_info *info, struct elf_link_hash_entry *h, struct elf_dyn_relocs **head, + bfd_boolean *readonly_dynrelocs_against_ifunc_p, unsigned int plt_entry_size, unsigned int plt_header_size, unsigned int got_entry_size) @@ -119,6 +120,7 @@ _bfd_elf_allocate_ifunc_dyn_relocs (struct bfd_link_info *info, unsigned int sizeof_reloc; const struct elf_backend_data *bed; struct elf_link_hash_table *htab; + bfd_boolean readonly_dynrelocs_against_ifunc; /* When a shared library references a STT_GNU_IFUNC symbol defined in executable, the address of the resolved function may be used. @@ -224,6 +226,8 @@ keep: || !h->non_got_ref) *head = NULL; + readonly_dynrelocs_against_ifunc = FALSE; + /* Finally, allocate space. */ p = *head; if (p != NULL) @@ -231,6 +235,12 @@ keep: bfd_size_type count = 0; do { + if (!readonly_dynrelocs_against_ifunc) + { + asection *s = p->sec->output_section; + if (s != NULL && (s->flags & SEC_READONLY) != 0) + readonly_dynrelocs_against_ifunc = TRUE; + } count += p->count; p = p->next; } @@ -238,6 +248,9 @@ keep: htab->irelifunc->size += count * sizeof_reloc; } + if (readonly_dynrelocs_against_ifunc_p) + *readonly_dynrelocs_against_ifunc_p = readonly_dynrelocs_against_ifunc; + /* For STT_GNU_IFUNC symbol, .got.plt has the real function address and .got has the PLT entry adddress. We will load the GOT entry with the PLT entry in finish_dynamic_symbol if it is used. For |