2004-06-24 H.J. Lu <hongjiu.lu@intel.com>

* elf64-x86-64.c (elf64_x86_64_check_relocs): Warn overflow
	relocation symbol.
	(elf64_x86_64_relocate_section): Issue an error for
	R_X86_64_PC8, R_X86_64_PC16 and R_X86_64_PC32 relocations
	against global symbols when building shared library.
This commit is contained in:
H.J. Lu 2004-06-24 15:07:02 +00:00
parent fb7b006ea9
commit 6610a52d39
2 changed files with 29 additions and 4 deletions

View File

@ -1,3 +1,11 @@
2004-06-24 H.J. Lu <hongjiu.lu@intel.com>
* elf64-x86-64.c (elf64_x86_64_check_relocs): Warn overflow
relocation symbol.
(elf64_x86_64_relocate_section): Issue an error for
R_X86_64_PC8, R_X86_64_PC16 and R_X86_64_PC32 relocations
against global symbols when building shared library.
2004-06-24 Alan Modra <amodra@bigpond.net.au>
* section.c (struct sec): Rename "_cooked_size" to "size".

View File

@ -663,9 +663,10 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info, asection *sec,
if (info->shared)
{
(*_bfd_error_handler)
(_("%s: relocation %s can not be used when making a shared object; recompile with -fPIC"),
(_("%s: relocation %s against `%s' can not be used when making a shared object; recompile with -fPIC"),
bfd_archive_filename (abfd),
x86_64_elf_howto_table[r_type].name);
x86_64_elf_howto_table[r_type].name,
(h) ? h->root.root.string : "a local symbol");
bfd_set_error (bfd_error_bad_value);
return FALSE;
}
@ -788,9 +789,10 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info, asection *sec,
&& (sec->flags & SEC_READONLY) != 0)
{
(*_bfd_error_handler)
(_("%s: relocation %s can not be used when making a shared object; recompile with -fPIC"),
(_("%s: relocation %s against `%s' can not be used when making a shared object; recompile with -fPIC"),
bfd_archive_filename (abfd),
x86_64_elf_howto_table[r_type].name);
x86_64_elf_howto_table[r_type].name,
(h) ? h->root.root.string : "a local symbol");
bfd_set_error (bfd_error_bad_value);
return FALSE;
}
@ -1946,6 +1948,21 @@ elf64_x86_64_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
case R_X86_64_PC8:
case R_X86_64_PC16:
case R_X86_64_PC32:
if (info->shared
&& !SYMBOL_REFERENCES_LOCAL (info, h)
&& (sec->flags & SEC_ALLOC) != 0
&& (sec->flags & SEC_READONLY) != 0)
{
(*_bfd_error_handler)
(_("%s: relocation %s against `%s' can not be used when making a shared object; recompile with -fPIC"),
bfd_archive_filename (input_bfd),
x86_64_elf_howto_table[r_type].name,
(h) ? h->root.root.string : "a local symbol");
bfd_set_error (bfd_error_bad_value);
return FALSE;
}
/* Fall through. */
case R_X86_64_8:
case R_X86_64_16:
case R_X86_64_32: